[INFO] fetching crate fabric-support-procedural 2.0.1...
[INFO] checking fabric-support-procedural-2.0.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate fabric-support-procedural 2.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate fabric-support-procedural 2.0.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fabric-support-procedural 2.0.1
[INFO] finished tweaking crates.io crate fabric-support-procedural 2.0.1
[INFO] tweaked toml for crates.io crate fabric-support-procedural 2.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fabric-support-procedural-tools v2.0.1
[INFO] [stderr]   Downloaded fabric-support-procedural-tools-derive v2.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1acfa68eab45e72877cda9f11910ce4c268ce48d2c70f4b2a5613e02584605ac
[INFO] running `Command { std: "docker" "start" "-a" "1acfa68eab45e72877cda9f11910ce4c268ce48d2c70f4b2a5613e02584605ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1acfa68eab45e72877cda9f11910ce4c268ce48d2c70f4b2a5613e02584605ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1acfa68eab45e72877cda9f11910ce4c268ce48d2c70f4b2a5613e02584605ac", kill_on_drop: false }`
[INFO] [stdout] 1acfa68eab45e72877cda9f11910ce4c268ce48d2c70f4b2a5613e02584605ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a3f18ba82b1277e4a4940020078ae65b7069a5a6b65c8070869d604e6ca9220
[INFO] running `Command { std: "docker" "start" "-a" "5a3f18ba82b1277e4a4940020078ae65b7069a5a6b65c8070869d604e6ca9220", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking proc-macro2 v1.0.79
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking proc-macro-crate v0.1.5
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]    Compiling fabric-support-procedural-tools-derive v2.0.1
[INFO] [stderr]     Checking fabric-support-procedural-tools v2.0.1
[INFO] [stdout] error[E0603]: module `group` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fabric-support-procedural-tools-2.0.1/src/syn_ext.rs:47:53
[INFO] [stdout]     |
[INFO] [stdout] 47  |                 let syn::group::$name { token, content } = syn::group::$parse(input)?;
[INFO] [stdout]     |                                                                 ^^^^^ private module
[INFO] [stdout] ...
[INFO] [stdout] 71  | groups_impl!(Braces, Brace, Brace, parse_braces);
[INFO] [stdout]     |                                    ------------ function `parse_braces` is not publicly re-exported
[INFO] [stdout]     |
[INFO] [stdout] note: the module `group` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs:308:1
[INFO] [stdout]     |
[INFO] [stdout] 308 | mod group;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `group` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fabric-support-procedural-tools-2.0.1/src/syn_ext.rs:47:14
[INFO] [stdout]     |
[INFO] [stdout] 47  |                 let syn::group::$name { token, content } = syn::group::$parse(input)?;
[INFO] [stdout]     |                          ^^^^^ private module
[INFO] [stdout] ...
[INFO] [stdout] 71  | groups_impl!(Braces, Brace, Brace, parse_braces);
[INFO] [stdout]     |              ------ struct `Braces` is not publicly re-exported
[INFO] [stdout]     |
[INFO] [stdout] note: the module `group` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs:308:1
[INFO] [stdout]     |
[INFO] [stdout] 308 | mod group;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `group` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fabric-support-procedural-tools-2.0.1/src/syn_ext.rs:47:53
[INFO] [stdout]     |
[INFO] [stdout] 47  |                 let syn::group::$name { token, content } = syn::group::$parse(input)?;
[INFO] [stdout]     |                                                                 ^^^^^ private module
[INFO] [stdout] ...
[INFO] [stdout] 72  | groups_impl!(Brackets, Bracket, Bracket, parse_brackets);
[INFO] [stdout]     |                                          -------------- function `parse_brackets` is not publicly re-exported
[INFO] [stdout]     |
[INFO] [stdout] note: the module `group` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs:308:1
[INFO] [stdout]     |
[INFO] [stdout] 308 | mod group;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `group` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fabric-support-procedural-tools-2.0.1/src/syn_ext.rs:47:14
[INFO] [stdout]     |
[INFO] [stdout] 47  |                 let syn::group::$name { token, content } = syn::group::$parse(input)?;
[INFO] [stdout]     |                          ^^^^^ private module
[INFO] [stdout] ...
[INFO] [stdout] 72  | groups_impl!(Brackets, Bracket, Bracket, parse_brackets);
[INFO] [stdout]     |              -------- struct `Brackets` is not publicly re-exported
[INFO] [stdout]     |
[INFO] [stdout] note: the module `group` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs:308:1
[INFO] [stdout]     |
[INFO] [stdout] 308 | mod group;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `group` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fabric-support-procedural-tools-2.0.1/src/syn_ext.rs:47:53
[INFO] [stdout]     |
[INFO] [stdout] 47  |                 let syn::group::$name { token, content } = syn::group::$parse(input)?;
[INFO] [stdout]     |                                                                 ^^^^^ private module
[INFO] [stdout] ...
[INFO] [stdout] 73  | groups_impl!(Parens, Paren, Parenthesis, parse_parens);
[INFO] [stdout]     |                                          ------------ function `parse_parens` is not publicly re-exported
[INFO] [stdout]     |
[INFO] [stdout] note: the module `group` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs:308:1
[INFO] [stdout]     |
[INFO] [stdout] 308 | mod group;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `group` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/fabric-support-procedural-tools-2.0.1/src/syn_ext.rs:47:14
[INFO] [stdout]     |
[INFO] [stdout] 47  |                 let syn::group::$name { token, content } = syn::group::$parse(input)?;
[INFO] [stdout]     |                          ^^^^^ private module
[INFO] [stdout] ...
[INFO] [stdout] 73  | groups_impl!(Parens, Paren, Parenthesis, parse_parens);
[INFO] [stdout]     |              ------ struct `Parens` is not publicly re-exported
[INFO] [stdout]     |
[INFO] [stdout] note: the module `group` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-1.0.109/src/lib.rs:308:1
[INFO] [stdout]     |
[INFO] [stdout] 308 | mod group;
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fabric-support-procedural-tools` (lib) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "5a3f18ba82b1277e4a4940020078ae65b7069a5a6b65c8070869d604e6ca9220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a3f18ba82b1277e4a4940020078ae65b7069a5a6b65c8070869d604e6ca9220", kill_on_drop: false }`
[INFO] [stdout] 5a3f18ba82b1277e4a4940020078ae65b7069a5a6b65c8070869d604e6ca9220
