[INFO] fetching crate mat-macros 0.1.1...
[INFO] checking mat-macros-0.1.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate mat-macros 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate mat-macros 0.1.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mat-macros 0.1.1
[INFO] finished tweaking crates.io crate mat-macros 0.1.1
[INFO] tweaked toml for crates.io crate mat-macros 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc825789a135a529caf7cbc5fb630e67a1962f66dc0f99d139d6e3453c7e3236
[INFO] running `Command { std: "docker" "start" "-a" "bc825789a135a529caf7cbc5fb630e67a1962f66dc0f99d139d6e3453c7e3236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc825789a135a529caf7cbc5fb630e67a1962f66dc0f99d139d6e3453c7e3236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc825789a135a529caf7cbc5fb630e67a1962f66dc0f99d139d6e3453c7e3236", kill_on_drop: false }`
[INFO] [stdout] bc825789a135a529caf7cbc5fb630e67a1962f66dc0f99d139d6e3453c7e3236
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dda47acd7e429117ec0de4566ee4ed4512a12d8f1aac94fdcc7d6a83048d782d
[INFO] running `Command { std: "docker" "start" "-a" "dda47acd7e429117ec0de4566ee4ed4512a12d8f1aac94fdcc7d6a83048d782d", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking proc-macro2 v0.3.8
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Op` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:131:42
[INFO] [stdout]     |
[INFO] [stdout] 131 |                 let mut op = proc_macro::Op::new(tt.op(), spacing);
[INFO] [stdout]     |                                          ^^ could not find `Op` in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 3   + use Op;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Op`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 131 -                 let mut op = proc_macro::Op::new(tt.op(), spacing);
[INFO] [stdout] 131 +                 let mut op = Op::new(tt.op(), spacing);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Term` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:439:25
[INFO] [stdout]     |
[INFO] [stdout] 439 |     Nightly(proc_macro::Term),
[INFO] [stdout]     |                         ^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 3   + use Term;
[INFO] [stdout]     |
[INFO] [stdout] 3   + use stable::Term;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Term`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 439 -     Nightly(proc_macro::Term),
[INFO] [stdout] 439 +     Nightly(Term),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Term` in `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:446:59
[INFO] [stdout]     |
[INFO] [stdout] 446 |             Span::Nightly(s) => Term::Nightly(proc_macro::Term::new(string, s)),
[INFO] [stdout]     |                                                           ^^^^ could not find `Term` in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 3   + use Term;
[INFO] [stdout]     |
[INFO] [stdout] 3   + use stable::Term;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Term`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 446 -             Span::Nightly(s) => Term::Nightly(proc_macro::Term::new(string, s)),
[INFO] [stdout] 446 +             Span::Nightly(s) => Term::Nightly(Term::new(string, s)),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Term` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:473:44
[INFO] [stdout]     |
[INFO] [stdout] 473 |     fn unwrap_nightly(self) -> proc_macro::Term {
[INFO] [stdout]     |                                            ^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 3   + use Term;
[INFO] [stdout]     |
[INFO] [stdout] 3   + use stable::Term;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Term`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 473 -     fn unwrap_nightly(self) -> proc_macro::Term {
[INFO] [stdout] 473 +     fn unwrap_nightly(self) -> Term {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:262:13
[INFO] [stdout]     |
[INFO] [stdout] 262 |     Nightly(proc_macro::SourceFile, FileName),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54725 <https://github.com/rust-lang/rust/issues/54725> for more information
[INFO] [stdout]     = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-14; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:267:20
[INFO] [stdout]     |
[INFO] [stdout] 267 |     fn nightly(sf: proc_macro::SourceFile) -> Self {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54725 <https://github.com/rust-lang/rust/issues/54725> for more information
[INFO] [stdout]     = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-14; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `empty` found for struct `proc_macro::TokenStream` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:45:59
[INFO] [stdout]    |
[INFO] [stdout] 45 |             TokenStream::Nightly(proc_macro::TokenStream::empty())
[INFO] [stdout]    |                                                           ^^^^^ function or associated item not found in `TokenStream`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `proc_macro::TokenStream`, consider using `proc_macro::TokenStream::new` which returns `proc_macro::TokenStream`
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/proc_macro/src/lib.rs:137:5
[INFO] [stdout] help: there is a method `is_empty` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 45 |             TokenStream::Nightly(proc_macro::TokenStream::is_empty())
[INFO] [stdout]    |                                                           ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Op` found for enum `proc_macro::TokenTree` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:228:36
[INFO] [stdout]     |
[INFO] [stdout] 228 |             proc_macro::TokenTree::Op(tt) => {
[INFO] [stdout]     |                                    ^^ variant or associated item not found in `TokenTree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Term` found for enum `proc_macro::TokenTree` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:237:36
[INFO] [stdout]     |
[INFO] [stdout] 237 |             proc_macro::TokenTree::Term(s) => ::Term::_new(Term::Nightly(s)).into(),
[INFO] [stdout]     |                                    ^^^^ variant or associated item not found in `TokenTree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:268:45
[INFO] [stdout]     |
[INFO] [stdout] 268 |         let filename = stable::file_name(sf.path().to_string());
[INFO] [stdout]     |                                             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54725 <https://github.com/rust-lang/rust/issues/54725> for more information
[INFO] [stdout]     = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-14; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: `PathBuf` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:268:52
[INFO] [stdout]     |
[INFO] [stdout] 268 |         let filename = stable::file_name(sf.path().to_string());
[INFO] [stdout]     |                                                    ^^^^^^^^^ `PathBuf` cannot be formatted with the default formatter; call `.display()` on it
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `PathBuf: std::fmt::Display`
[INFO] [stdout]             which is required by `PathBuf: ToString`
[INFO] [stdout]             `Path: std::fmt::Display`
[INFO] [stdout]             which is required by `Path: ToString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:282:44
[INFO] [stdout]     |
[INFO] [stdout] 282 |             SourceFile::Nightly(a, _) => a.is_real(),
[INFO] [stdout]     |                                            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54725 <https://github.com/rust-lang/rust/issues/54725> for more information
[INFO] [stdout]     = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-14; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_def_site'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:325:27
[INFO] [stdout]     |
[INFO] [stdout] 325 |             Span::Nightly(proc_macro::Span::def_site())
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54724 <https://github.com/rust-lang/rust/issues/54724> for more information
[INFO] [stdout]     = help: add `#![feature(proc_macro_def_site)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-14; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'proc_macro_span'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-0.3.8/src/unstable.rs:402:55
[INFO] [stdout]     |
[INFO] [stdout] 402 |             (Span::Nightly(a), Span::Nightly(b)) => a.eq(b),
[INFO] [stdout]     |                                                       ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54725 <https://github.com/rust-lang/rust/issues/54725> for more information
[INFO] [stdout]     = help: add `#![feature(proc_macro_span)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2024-03-14; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433, E0599, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 15 previous errors
[INFO] running `Command { std: "docker" "inspect" "dda47acd7e429117ec0de4566ee4ed4512a12d8f1aac94fdcc7d6a83048d782d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dda47acd7e429117ec0de4566ee4ed4512a12d8f1aac94fdcc7d6a83048d782d", kill_on_drop: false }`
[INFO] [stdout] dda47acd7e429117ec0de4566ee4ed4512a12d8f1aac94fdcc7d6a83048d782d
