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Build fails on nightly 2019-07-10 (cd2cd4c96) #1569

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phil-opp opened this issue Jul 11, 2019 · 2 comments
Closed

Build fails on nightly 2019-07-10 (cd2cd4c96) #1569

phil-opp opened this issue Jul 11, 2019 · 2 comments

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@phil-opp
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The build currently fails for me with the latest nightly rustc 1.38.0-nightly (cd2cd4c96 2019-07-10) with the following errors:

Error Message 
error[E0433]: failed to resolve: unresolved import
   --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/ast.rs:142:44
    |
142 |     variants: &'a Punctuated<syn::Variant, Token![,]>,
    |                                            ^^^^^^^^^
    |                                            |
    |                                            unresolved import
    |                                            help: a similar path exists: `syn::token`
    |
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
   --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/ast.rs:187:40
    |
187 |     fields: &'a Punctuated<syn::Field, Token![,]>,
    |                                        ^^^^^^^^^
    |                                        |
    |                                        unresolved import
    |                                        help: a similar path exists: `syn::token`
    |
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
    --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1542:44
     |
1542 |     metas: &'a Punctuated<syn::NestedMeta, Token![,]>,
     |                                            ^^^^^^^^^
     |                                            |
     |                                            unresolved import
     |                                            help: a similar path exists: `syn::token`
     |
     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
    --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1586:44
     |
1586 |     items: &'a Punctuated<syn::NestedMeta, Token![,]>,
     |                                            ^^^^^^^^^
     |                                            |
     |                                            unresolved import
     |                                            help: a similar path exists: `syn::token`
     |
     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
    --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1594:44
     |
1594 |     items: &'a Punctuated<syn::NestedMeta, Token![,]>,
     |                                            ^^^^^^^^^
     |                                            |
     |                                            unresolved import
     |                                            help: a similar path exists: `syn::token`
     |
     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
    --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1602:41
     |
1602 |     items: &Punctuated<syn::NestedMeta, Token![,]>,
     |                                         ^^^^^^^^^
     |                                         |
     |                                         unresolved import
     |                                         help: a similar path exists: `syn::token`
     |
     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
    --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1702:56
     |
1702 |     struct BorrowedLifetimes(Punctuated<syn::Lifetime, Token![+]>);
     |                                                        ^^^^^^^^^
     |                                                        |
     |                                                        unresolved import
     |                                                        help: a similar path exists: `syn::token`
     |
     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
   --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/bound.rs:198:31
    |
198 |                 colon_token: <Token![:]>::default(),
    |                               ^^^^^^^^^
    |                               |
    |                               unresolved import
    |                               help: a similar path exists: `syn::token`
    |
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
   --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/bound.rs:232:27
    |
232 |             colon_token: <Token![:]>::default(),
    |                           ^^^^^^^^^
    |                           |
    |                           unresolved import
    |                           help: a similar path exists: `syn::token`
    |
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
   --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/bound.rs:289:36
    |
289 |                         lt_token: <Token![<]>::default(),
    |                                    ^^^^^^^^^
    |                                    |
    |                                    unresolved import
    |                                    help: a similar path exists: `syn::token`
    |
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
   --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/bound.rs:309:36
    |
309 |                         gt_token: <Token![>]>::default(),
    |                                    ^^^^^^^^^
    |                                    |
    |                                    unresolved import
    |                                    help: a similar path exists: `syn::token`
    |
    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error[E0433]: failed to resolve: unresolved import
  --> /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/fragment.rs:58:18
   |
58 |                 <Token![,]>::default().to_tokens(out);
   |                  ^^^^^^^^^
   |                  |
   |                  unresolved import
   |                  help: a similar path exists: `syn::token`
   |
   = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)

error: aborting due to 12 previous errors

For more information about this error, try `rustc --explain E0433`.
error: Could not compile `serde_derive`.

With -Z external-macro-backtrace:

Error Message 
error[E0433]: failed to resolve: unresolved import
   --> <::syn::token::Token macros>:37:55
    |
1   | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2   | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3   | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4   | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...   |
37  | | => { crate :: token :: Colon2 } ; ( , ) => { crate :: token :: Comma } ; ( / )
    | |                                                       ^^^^^
    | |                                                       |
    | |                                                       unresolved import
    | |                                                       help: a similar path exists: `syn::token`
...   |
54  | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55  | | ( $ ) => { crate :: token :: Dollar } ;
    | |_______________________________________- in this expansion of `Token!`
    | 
   ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/ast.rs:142:44
    |
142 |       variants: &'a Punctuated<syn::Variant, Token![,]>,
    |                                              --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
   --> <::syn::token::Token macros>:37:55
    |
1   | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2   | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3   | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4   | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...   |
37  | | => { crate :: token :: Colon2 } ; ( , ) => { crate :: token :: Comma } ; ( / )
    | |                                                       ^^^^^
    | |                                                       |
    | |                                                       unresolved import
    | |                                                       help: a similar path exists: `syn::token`
...   |
54  | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55  | | ( $ ) => { crate :: token :: Dollar } ;
    | |_______________________________________- in this expansion of `Token!`
    | 
   ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/ast.rs:187:40
    |
187 |       fields: &'a Punctuated<syn::Field, Token![,]>,
    |                                          --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
    --> <::syn::token::Token macros>:37:55
     |
1    | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2    | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3    | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4    | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...    |
37   | | => { crate :: token :: Colon2 } ; ( , ) => { crate :: token :: Comma } ; ( / )
     | |                                                       ^^^^^
     | |                                                       |
     | |                                                       unresolved import
     | |                                                       help: a similar path exists: `syn::token`
...    |
54   | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55   | | ( $ ) => { crate :: token :: Dollar } ;
     | |_______________________________________- in this expansion of `Token!`
     | 
    ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1542:44
     |
1542 |       metas: &'a Punctuated<syn::NestedMeta, Token![,]>,
     |                                              --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
    --> <::syn::token::Token macros>:37:55
     |
1    | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2    | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3    | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4    | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...    |
37   | | => { crate :: token :: Colon2 } ; ( , ) => { crate :: token :: Comma } ; ( / )
     | |                                                       ^^^^^
     | |                                                       |
     | |                                                       unresolved import
     | |                                                       help: a similar path exists: `syn::token`
...    |
54   | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55   | | ( $ ) => { crate :: token :: Dollar } ;
     | |_______________________________________- in this expansion of `Token!`
     | 
    ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1586:44
     |
1586 |       items: &'a Punctuated<syn::NestedMeta, Token![,]>,
     |                                              --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
    --> <::syn::token::Token macros>:37:55
     |
1    | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2    | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3    | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4    | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...    |
37   | | => { crate :: token :: Colon2 } ; ( , ) => { crate :: token :: Comma } ; ( / )
     | |                                                       ^^^^^
     | |                                                       |
     | |                                                       unresolved import
     | |                                                       help: a similar path exists: `syn::token`
...    |
54   | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55   | | ( $ ) => { crate :: token :: Dollar } ;
     | |_______________________________________- in this expansion of `Token!`
     | 
    ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1594:44
     |
1594 |       items: &'a Punctuated<syn::NestedMeta, Token![,]>,
     |                                              --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
    --> <::syn::token::Token macros>:37:55
     |
1    | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2    | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3    | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4    | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...    |
37   | | => { crate :: token :: Colon2 } ; ( , ) => { crate :: token :: Comma } ; ( / )
     | |                                                       ^^^^^
     | |                                                       |
     | |                                                       unresolved import
     | |                                                       help: a similar path exists: `syn::token`
...    |
54   | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55   | | ( $ ) => { crate :: token :: Dollar } ;
     | |_______________________________________- in this expansion of `Token!`
     | 
    ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1602:41
     |
1602 |       items: &Punctuated<syn::NestedMeta, Token![,]>,
     |                                           --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
    --> <::syn::token::Token macros>:32:15
     |
1    | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2    | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3    | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4    | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...    |
32   | | => { crate :: token :: Add } ; ( += ) => { crate :: token :: AddEq } ; ( & )
     | |               ^^^^^
     | |               |
     | |               unresolved import
     | |               help: a similar path exists: `syn::token`
...    |
54   | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55   | | ( $ ) => { crate :: token :: Dollar } ;
     | |_______________________________________- in this expansion of `Token!`
     | 
    ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/internals/attr.rs:1702:56
     |
1702 |       struct BorrowedLifetimes(Punctuated<syn::Lifetime, Token![+]>);
     |                                                          --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
   --> <::syn::token::Token macros>:36:53
    |
1   | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2   | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3   | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4   | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...   |
36  | | { crate :: token :: CaretEq } ; ( : ) => { crate :: token :: Colon } ; ( :: )
    | |                                                     ^^^^^
    | |                                                     |
    | |                                                     unresolved import
    | |                                                     help: a similar path exists: `syn::token`
...   |
54  | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55  | | ( $ ) => { crate :: token :: Dollar } ;
    | |_______________________________________- in this expansion of `Token!`
    | 
   ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/bound.rs:198:31
    |
198 |                   colon_token: <Token![:]>::default(),
    |                                 --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
   --> <::syn::token::Token macros>:36:53
    |
1   | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2   | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3   | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4   | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...   |
36  | | { crate :: token :: CaretEq } ; ( : ) => { crate :: token :: Colon } ; ( :: )
    | |                                                     ^^^^^
    | |                                                     |
    | |                                                     unresolved import
    | |                                                     help: a similar path exists: `syn::token`
...   |
54  | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55  | | ( $ ) => { crate :: token :: Dollar } ;
    | |_______________________________________- in this expansion of `Token!`
    | 
   ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/bound.rs:232:27
    |
232 |               colon_token: <Token![:]>::default(),
    |                             --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
   --> <::syn::token::Token macros>:43:48
    |
1   | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2   | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3   | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4   | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...   |
43  | | { crate :: token :: Le } ; ( < ) => { crate :: token :: Lt } ; ( *= ) => {
    | |                                                ^^^^^
    | |                                                |
    | |                                                unresolved import
    | |                                                help: a similar path exists: `syn::token`
...   |
54  | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55  | | ( $ ) => { crate :: token :: Dollar } ;
    | |_______________________________________- in this expansion of `Token!`
    | 
   ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/bound.rs:289:36
    |
289 |                           lt_token: <Token![<]>::default(),
    |                                      --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
   --> <::syn::token::Token macros>:42:53
    |
1   | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2   | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3   | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4   | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...   |
42  | | ) => { crate :: token :: Ge } ; ( > ) => { crate :: token :: Gt } ; ( <= ) =>
    | |                                                     ^^^^^
    | |                                                     |
    | |                                                     unresolved import
    | |                                                     help: a similar path exists: `syn::token`
...   |
54  | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55  | | ( $ ) => { crate :: token :: Dollar } ;
    | |_______________________________________- in this expansion of `Token!`
    | 
   ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/bound.rs:309:36
    |
309 |                           gt_token: <Token![>]>::default(),
    |                                      --------- in this macro invocation

error[E0433]: failed to resolve: unresolved import
  --> <::syn::token::Token macros>:37:55
   |
1  | / ( abstract ) => { crate :: token :: Abstract } ; ( as ) => {
2  | | crate :: token :: As } ; ( async ) => { crate :: token :: Async } ; ( auto )
3  | | => { crate :: token :: Auto } ; ( become ) => { crate :: token :: Become } ; (
4  | | box ) => { crate :: token :: Box } ; ( break ) => { crate :: token :: Break }
...  |
37 | | => { crate :: token :: Colon2 } ; ( , ) => { crate :: token :: Comma } ; ( / )
   | |                                                       ^^^^^
   | |                                                       |
   | |                                                       unresolved import
   | |                                                       help: a similar path exists: `syn::token`
...  |
54 | | ) => { crate :: token :: Tilde } ; ( _ ) => { crate :: token :: Underscore } ;
55 | | ( $ ) => { crate :: token :: Dollar } ;
   | |_______________________________________- in this expansion of `Token!`
   | 
  ::: /home/philipp/.cargo/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.94/src/fragment.rs:58:18
   |
58 |                   <Token![,]>::default().to_tokens(out);
   |                    --------- in this macro invocation

error: aborting due to 12 previous errors

My project is quite minimal. The lib.rs is empty and the Cargo.toml looks like this:

[package]
name = "playground"
version = "0.1.0"
authors = ["Philipp Oppermann <dev@phil-opp.com>"]
edition = "2018"

[dependencies]
serde_derive = "1.0.94"

Versions:

> rustc --version -v
rustc 1.38.0-nightly (cd2cd4c96 2019-07-10)
binary: rustc
commit-hash: cd2cd4c9627e52c33e68e8c93a8916dc11094cbb
commit-date: 2019-07-10
host: x86_64-unknown-linux-gnu
release: 1.38.0-nightly
LLVM version: 8.0
> cargo --version -v
cargo 1.38.0-nightly (677a180f4 2019-07-08)
release: 1.38.0
commit-hash: 677a180f4c8ca1dcef594f68dd0e63e4f08621f5
commit-date: 2019-07-08
@dtolnay
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dtolnay commented Jul 11, 2019

Thanks, this is being tracked in rust-lang/rust#62562.

@dtolnay dtolnay closed this as completed Jul 11, 2019
@phil-opp
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@dtolnay Thanks! I looked through the rust issues but I somehow missed this.

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