error_index_generator => 2018

[taiki-e]

Transitions error_index_generator to Rust 2018; cc #58099

r? @Centril

[rust-highfive]

The job x86_64-gnu-llvm-6.0 of your PR failed on Travis (raw log). Through arcane magic we have determined that the following fragments from the build log may contain information about the problem.

Click to expand the log.

travis_time:end:01b24c74:start=1549605404487616446,finish=1549605405581896858,duration=1094280412
$ git checkout -qf FETCH_HEAD
travis_fold:end:git.checkout

Encrypted environment variables have been removed for security reasons.
See https://docs.travis-ci.com/user/pull-requests/#pull-requests-and-security-restrictions
$ export SCCACHE_BUCKET=rust-lang-ci-sccache2
$ export SCCACHE_REGION=us-west-1
Setting environment variables from .travis.yml
$ export IMAGE=x86_64-gnu-llvm-6.0
---
[01:01:06]    Compiling error_index_generator v0.0.0 (/checkout/src/tools/error_index_generator)
[01:01:06] error[E0433]: failed to resolve: use of undeclared type or module `syntax`
[01:01:06]   --> src/tools/error_index_generator/main.rs:17:5
[01:01:06]    |
[01:01:06] 17 | use syntax::diagnostics::metadata::{get_metadata_dir, ErrorMetadataMap, ErrorMetadata};
[01:01:06] 
[01:01:06] 
[01:01:07] error[E0433]: failed to resolve: use of undeclared type or module `env_logger`
[01:01:07]     |
[01:01:07] 257 |     env_logger::init();
[01:01:07] 257 |     env_logger::init();
[01:01:07]     |     ^^^^^^^^^^ use of undeclared type or module `env_logger`
[01:01:07] error[E0433]: failed to resolve: use of undeclared type or module `syntax`
[01:01:07]    --> src/tools/error_index_generator/main.rs:262:18
[01:01:07]     |
[01:01:07]     |
[01:01:07] 262 |     let result = syntax::with_globals(move || {
[01:01:07] 
[01:01:07] 
[01:01:07] error[E0412]: cannot find type `ErrorMetadata` in this scope
[01:01:07]    |
[01:01:07]    |
[01:01:07] 41 |     fn error_code_block(&self, output: &mut dyn Write, info: &ErrorMetadata,
[01:01:07] 
[01:01:07] 
[01:01:07] error[E0412]: cannot find type `ErrorMetadata` in this scope
[01:01:07]    |
[01:01:07]    |
[01:01:07] 75 |     fn error_code_block(&self, output: &mut dyn Write, info: &ErrorMetadata,
[01:01:07] 
[01:01:07] 
[01:01:07] error[E0412]: cannot find type `ErrorMetadata` in this scope
[01:01:07]     |
[01:01:07]     |
[01:01:07] 182 |     fn error_code_block(&self, output: &mut dyn Write, info: &ErrorMetadata,
[01:01:07] 
[01:01:07] 
[01:01:07] error[E0412]: cannot find type `ErrorMetadataMap` in this scope
[01:01:07]     |
[01:01:07]     |
[01:01:07] 197 | fn load_all_errors(metadata_dir: &Path) -> Result<ErrorMetadataMap, Box<dyn Error>> {
[01:01:07] 
[01:01:07] 
[01:01:07] error[E0412]: cannot find type `ErrorMetadataMap` in this scope
[01:01:07]     |
[01:01:07]     |
[01:01:07] 205 |         let some_errors: ErrorMetadataMap = json::decode(&metadata_str)?;
[01:01:07] 
[01:01:07] 
[01:01:07] error[E0412]: cannot find type `ErrorMetadataMap` in this scope
[01:01:07]     |
[01:01:07]     |
[01:01:07] 216 | fn render_error_page<T: Formatter>(err_map: &ErrorMetadataMap, output_path: &Path,
[01:01:07] 
[01:01:07] error[E0425]: cannot find function `get_metadata_dir` in this scope
[01:01:07]    --> src/tools/error_index_generator/main.rs:232:24
[01:01:07]     |
[01:01:07]     |
[01:01:07] 232 |     let metadata_dir = get_metadata_dir(&build_arch);
[01:01:07] 
[01:01:07] 
[01:01:07] error: unused imports: `ErrorMetadataMap`, `ErrorMetadata`, `get_metadata_dir`
[01:01:07]    |
[01:01:07]    |
[01:01:07] 17 | use syntax::diagnostics::metadata::{get_metadata_dir, ErrorMetadataMap, ErrorMetadata};
[01:01:07]    |
[01:01:07]    = note: `-D unused-imports` implied by `-D warnings`
[01:01:07] 
[01:01:07] error[E0277]: the size for values of type `str` cannot be known at compilation time
[01:01:07] error[E0277]: the size for values of type `str` cannot be known at compilation time
[01:01:07]   --> src/tools/error_index_generator/main.rs:95:13
[01:01:07]    |
[01:01:07] 95 |             Some(ref desc) => {
[01:01:07]    |
[01:01:07]    = help: the trait `std::marker::Sized` is not implemented for `str`
[01:01:07]    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[01:01:07]    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[01:01:07]    = note: required by `std::prelude::v1::Some`
[01:01:07] 
[01:01:07] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[01:01:07]     |
[01:01:07]     |
[01:01:07] 232 |     let metadata_dir = get_metadata_dir(&build_arch);
[01:01:07]     |         ^^^^^^^^^^^^ borrow the `Path` instead
[01:01:07]     |
[01:01:07]     = help: within `std::path::Path`, the trait `std::marker::Sized` is not implemented for `[u8]`
[01:01:07]     = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[01:01:07]     = note: required because it appears within the type `std::path::Path`
[01:01:07]     = help: unsized locals are gated as an unstable feature
[01:01:07] 
[01:01:07] error: aborting due to 13 previous errors
[01:01:07] 
---
[01:01:07] command did not execute successfully: "/checkout/obj/build/x86_64-unknown-linux-gnu/stage0/bin/cargo" "build" "--target" "x86_64-unknown-linux-gnu" "-j" "4" "--release" "--locked" "--color" "always" "--manifest-path" "/checkout/src/tools/error_index_generator/Cargo.toml" "--message-format" "json"
[01:01:07] expected success, got: exit code: 101
[01:01:07] failed to run: /checkout/obj/build/bootstrap/debug/bootstrap doc
[01:01:07] Build completed unsuccessfully in 0:07:00
[01:01:07] make: *** [all] Error 1
[01:01:07] Makefile:18: recipe for target 'all' failed
The command "stamp sh -x -c "$RUN_SCRIPT"" exited with 2.
travis_time:start:11f7f0ba
$ date && (curl -fs --head https://google.com | grep ^Date: | sed 's/Date: //g' || true)
Fri Feb  8 06:58:04 UTC 2019
---
travis_time:end:12ab7070:start=1549609085753630922,finish=1549609085759602286,duration=5971364
travis_fold:end:after_failure.3
travis_fold:start:after_failure.4
travis_time:start:1b57d8e6
$ ln -s . checkout && for CORE in obj/cores/core.*; do EXE=$(echo $CORE | sed 's|obj/cores/core\.[0-9]*\.!checkout!\(.*\)|\1|;y|!|/|'); if [ -f "$EXE" ]; then printf travi

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[Centril]

@bors r+ rollup

[bors]

📌 Commit efa8fb0 has been approved by Centril