diff --git a/src/cargo/core/compiler/compilation.rs b/src/cargo/core/compiler/compilation.rs
index 3fc0148bbec..008b30f3743 100644
--- a/src/cargo/core/compiler/compilation.rs
+++ b/src/cargo/core/compiler/compilation.rs
@@ -89,6 +89,9 @@ impl<'cfg> Compilation<'cfg> {
         } else {
             bcx.rustc.process()
         };
+        if bcx.config.extra_verbose() {
+            rustc.display_env_vars();
+        }
         for (k, v) in bcx.build_config.extra_rustc_env.iter() {
             rustc.env(k, v);
         }
diff --git a/src/cargo/util/process_builder.rs b/src/cargo/util/process_builder.rs
index 224c8eeb38e..2fe8cd06ec6 100644
--- a/src/cargo/util/process_builder.rs
+++ b/src/cargo/util/process_builder.rs
@@ -27,11 +27,28 @@ pub struct ProcessBuilder {
     ///
     /// [jobserver_docs]: https://docs.rs/jobserver/0.1.6/jobserver/
     jobserver: Option<Client>,
+    /// Whether to include environment variable in display
+    display_env_vars: bool
 }
 
 impl fmt::Display for ProcessBuilder {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "`{}", self.program.to_string_lossy())?;
+        write!(f, "`")?;
+
+        if self.display_env_vars {
+            for (key, val) in self.env.iter() {
+                if let Some(val) = val {
+                    let val = escape(val.to_string_lossy());
+                    if cfg!(windows) {
+                        write!(f, "set {}={}&& ", key, val)?;
+                    } else {
+                        write!(f, "{}={} ", key, val)?;
+                    }
+                }
+            }
+        }
+
+        write!(f, "{}", self.program.to_string_lossy())?;
 
         for arg in &self.args {
             write!(f, " {}", escape(arg.to_string_lossy()))?;
@@ -129,6 +146,12 @@ impl ProcessBuilder {
         self
     }
 
+    /// Enable environment variable display
+    pub fn display_env_vars(&mut self) -> &mut Self {
+        self.display_env_vars = true;
+        self
+    }
+
     /// Run the process, waiting for completion, and mapping non-success exit codes to an error.
     pub fn exec(&self) -> CargoResult<()> {
         let mut command = self.build_command();
@@ -316,6 +339,7 @@ pub fn process<T: AsRef<OsStr>>(cmd: T) -> ProcessBuilder {
         cwd: None,
         env: HashMap::new(),
         jobserver: None,
+        display_env_vars: false,
     }
 }
 
diff --git a/tests/testsuite/build.rs b/tests/testsuite/build.rs
index 4d9cc80e04d..8916574a0e0 100644
--- a/tests/testsuite/build.rs
+++ b/tests/testsuite/build.rs
@@ -1560,6 +1560,40 @@ fn crate_authors_env_vars() {
     p.cargo("test -v").run();
 }
 
+#[test]
+fn vv_prints_rustc_env_vars() {
+    let p = project()
+        .file(
+            "Cargo.toml",
+            r#"
+            [project]
+            name = "foo"
+            version = "0.0.1"
+            authors = ["escape='\"@example.com"]
+        "#,
+        )
+        .file("src/main.rs", "fn main() {}")
+        .build();
+
+    let mut b = p.cargo("build -vv");
+
+    if cfg!(windows) {
+        b.with_stderr_contains(
+            "[RUNNING] `[..]set CARGO_PKG_NAME=foo&& [..]rustc [..]`"
+        ).with_stderr_contains(
+            r#"[RUNNING] `[..]set CARGO_PKG_AUTHORS="escape='\"@example.com"&& [..]rustc [..]`"#
+        )
+    } else {
+        b.with_stderr_contains(
+            "[RUNNING] `[..]CARGO_PKG_NAME=foo [..]rustc [..]`"
+        ).with_stderr_contains(
+            r#"[RUNNING] `[..]CARGO_PKG_AUTHORS='escape='\''"@example.com' [..]rustc [..]`"#
+        )
+    };
+
+    b.run();
+}
+
 // The tester may already have LD_LIBRARY_PATH=::/foo/bar which leads to a false positive error
 fn setenv_for_removing_empty_component(mut execs: Execs) -> Execs {
     let v = dylib_path_envvar();
diff --git a/tests/testsuite/build_script.rs b/tests/testsuite/build_script.rs
index 2ce7e5f0230..8bda5aa4dca 100644
--- a/tests/testsuite/build_script.rs
+++ b/tests/testsuite/build_script.rs
@@ -2965,13 +2965,13 @@ fn warnings_printed_on_vv() {
 [DOWNLOADING] crates ...
 [DOWNLOADED] bar v0.1.0 ([..])
 [COMPILING] bar v0.1.0
-[RUNNING] `rustc [..]`
+[RUNNING] `[..] rustc [..]`
 [RUNNING] `[..]`
 warning: foo
 warning: bar
-[RUNNING] `rustc [..]`
+[RUNNING] `[..] rustc [..]`
 [COMPILING] foo v0.5.0 ([..])
-[RUNNING] `rustc [..]`
+[RUNNING] `[..] rustc [..]`
 [FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
 ",
         )
@@ -3010,10 +3010,10 @@ fn output_shows_on_vv() {
         .with_stderr(
             "\
 [COMPILING] foo v0.5.0 ([..])
-[RUNNING] `rustc [..]`
+[RUNNING] `[..] rustc [..]`
 [RUNNING] `[..]`
 [foo 0.5.0] stderr
-[RUNNING] `rustc [..]`
+[RUNNING] `[..] rustc [..]`
 [FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
 ",
         )
diff --git a/tests/testsuite/profile_targets.rs b/tests/testsuite/profile_targets.rs
index a1f3e6c30ba..8994e7e8f94 100644
--- a/tests/testsuite/profile_targets.rs
+++ b/tests/testsuite/profile_targets.rs
@@ -80,16 +80,16 @@ fn profile_selection_build() {
     // - build_script_build is built without panic because it thinks `build.rs` is a plugin.
     p.cargo("build -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] bdep [..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [RUNNING] `[..]/target/debug/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=debug DEBUG=true OPT_LEVEL=0
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
 [FINISHED] dev [unoptimized + debuginfo] [..]
 ").run();
     p.cargo("build -vv")
@@ -111,16 +111,16 @@ fn profile_selection_build_release() {
     // Build default targets, release.
     p.cargo("build --release -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [COMPILING] bdep [..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [RUNNING] `[..]/target/release/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=release DEBUG=false OPT_LEVEL=3
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
 [FINISHED] release [optimized] [..]
 ").run();
     p.cargo("build --release -vv")
@@ -167,22 +167,22 @@ fn profile_selection_build_all_targets() {
     //   example  dev        build
     p.cargo("build --all-targets -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] bdep [..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [RUNNING] `[..]/target/debug/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=debug DEBUG=true OPT_LEVEL=0
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]`
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]`
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]`
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]`
-[RUNNING] `rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]`
-[RUNNING] `rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]`
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]`
-[RUNNING] `rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]`
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]`
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]`
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]`
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]`
+[RUNNING] `[..] rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]`
+[RUNNING] `[..] rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]`
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]`
+[RUNNING] `[..] rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]`
 [FINISHED] dev [unoptimized + debuginfo] [..]
 ").run();
     p.cargo("build -vv")
@@ -232,22 +232,22 @@ fn profile_selection_build_all_targets_release() {
     //   example  release        build
     p.cargo("build --all-targets --release -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
 [COMPILING] bdep [..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [RUNNING] `[..]/target/release/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=release DEBUG=false OPT_LEVEL=3
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]`
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]`
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]`
-[RUNNING] `rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]`
-[RUNNING] `rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]`
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]`
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]`
-[RUNNING] `rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]`
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]`
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]`
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]`
+[RUNNING] `[..] rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]`
+[RUNNING] `[..] rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]`
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]`
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]`
+[RUNNING] `[..] rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]`
 [FINISHED] release [optimized] [..]
 ").run();
     p.cargo("build --all-targets --release -vv")
@@ -288,21 +288,21 @@ fn profile_selection_test() {
     //
     p.cargo("test -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] bdep [..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [RUNNING] `[..]/target/debug/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=debug DEBUG=true OPT_LEVEL=0
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C codegen-units=3 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
 [FINISHED] dev [unoptimized + debuginfo] [..]
 [RUNNING] `[..]/deps/foo-[..]`
 [RUNNING] `[..]/deps/foo-[..]`
@@ -353,21 +353,21 @@ fn profile_selection_test_release() {
     //
     p.cargo("test --release -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
 [COMPILING] bdep [..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [RUNNING] `[..]/target/release/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=release DEBUG=false OPT_LEVEL=3
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
-[RUNNING] `rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
-[RUNNING] `rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
+[RUNNING] `[..] rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
+[RUNNING] `[..] rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
 [FINISHED] release [optimized] [..]
 [RUNNING] `[..]/deps/foo-[..]`
 [RUNNING] `[..]/deps/foo-[..]`
@@ -418,20 +418,20 @@ fn profile_selection_bench() {
     //
     p.cargo("bench -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
 [COMPILING] bdep [..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [RUNNING] `[..]target/release/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=release DEBUG=false OPT_LEVEL=3
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
-[RUNNING] `rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
+[RUNNING] `[..] rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--emit=dep-info,link -C opt-level=3 -C codegen-units=4 --test [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
 [FINISHED] release [optimized] [..]
 [RUNNING] `[..]/deps/foo-[..] --bench`
 [RUNNING] `[..]/deps/foo-[..] --bench`
@@ -487,23 +487,23 @@ fn profile_selection_check_all_targets() {
     //
     p.cargo("check --all-targets -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] bdep[..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [RUNNING] `[..]target/debug/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=debug DEBUG=true OPT_LEVEL=0
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
 [FINISHED] dev [unoptimized + debuginfo] [..]
 ").run();
     // Starting with Rust 1.27, rustc emits `rmeta` files for bins, so
@@ -538,23 +538,23 @@ fn profile_selection_check_all_targets_release() {
     // `dev` for all targets.
     p.cargo("check --all-targets --release -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
 [COMPILING] bdep[..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C opt-level=3 -C codegen-units=2 [..]
 [RUNNING] `[..]target/release/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=release DEBUG=false OPT_LEVEL=3
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 --test [..]
-[RUNNING] `rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 --test [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 --test [..]
-[RUNNING] `rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 --test [..]
-[RUNNING] `rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,metadata -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,metadata -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 --test [..]
+[RUNNING] `[..] rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 --test [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 --test [..]
+[RUNNING] `[..] rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,metadata -C opt-level=3 -C codegen-units=2 --test [..]
+[RUNNING] `[..] rustc --crate-name ex1 examples/ex1.rs [..]--crate-type bin --emit=dep-info,metadata -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--crate-type bin --emit=dep-info,metadata -C opt-level=3 -C panic=abort -C codegen-units=2 [..]
 [FINISHED] release [optimized] [..]
 ").run();
 
@@ -604,20 +604,20 @@ fn profile_selection_check_all_targets_test() {
     //
     p.cargo("check --all-targets --profile=test -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] bdep[..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [RUNNING] `[..]target/debug/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=debug DEBUG=true OPT_LEVEL=0
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 [..]
-[RUNNING] `rustc --crate-name foo src/lib.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name foo src/main.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
-[RUNNING] `rustc --crate-name ex1 examples/ex1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name foo src/lib.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name test1 tests/test1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name foo src/main.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name bench1 benches/bench1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
+[RUNNING] `[..] rustc --crate-name ex1 examples/ex1.rs [..]--emit=dep-info,metadata -C codegen-units=1 -C debuginfo=2 --test [..]
 [FINISHED] dev [unoptimized + debuginfo] [..]
 ").run();
 
@@ -650,13 +650,13 @@ fn profile_selection_doc() {
     p.cargo("doc -vv").with_stderr_unordered("\
 [COMPILING] bar [..]
 [DOCUMENTING] bar [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [RUNNING] `rustdoc --crate-name bar bar/src/lib.rs [..]
-[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=dep-info,metadata -C panic=abort -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] bdep [..]
-[RUNNING] `rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name bdep bdep/src/lib.rs [..]--crate-type lib --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [COMPILING] foo [..]
-[RUNNING] `rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
+[RUNNING] `[..] rustc --crate-name build_script_build build.rs [..]--crate-type bin --emit=dep-info,link -C codegen-units=1 -C debuginfo=2 [..]
 [RUNNING] `[..]target/debug/build/foo-[..]/build-script-build`
 [foo 0.0.1] foo custom build PROFILE=debug DEBUG=true OPT_LEVEL=0
 [DOCUMENTING] foo [..]