[INFO] fetching crate file_checker 0.3.1...
[INFO] checking file_checker-0.3.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate file_checker 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate file_checker 0.3.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate file_checker 0.3.1
[INFO] finished tweaking crates.io crate file_checker 0.3.1
[INFO] tweaked toml for crates.io crate file_checker 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate file_checker 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_datetime v0.6.1
[INFO] [stderr]   Downloaded thiserror v1.0.38
[INFO] [stderr]   Downloaded windows-targets v0.42.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.38
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] [stderr]   Downloaded termcolor v1.2.0
[INFO] [stderr]   Downloaded clap_lex v0.3.1
[INFO] [stderr]   Downloaded hermit-abi v0.3.1
[INFO] [stderr]   Downloaded is-terminal v0.4.3
[INFO] [stderr]   Downloaded serde v1.0.152
[INFO] [stderr]   Downloaded toml v0.7.2
[INFO] [stderr]   Downloaded clap_derive v4.1.0
[INFO] [stderr]   Downloaded nom8 v0.2.0
[INFO] [stderr]   Downloaded toml_edit v0.19.3
[INFO] [stderr]   Downloaded rustix v0.36.8
[INFO] [stderr]   Downloaded libc v0.2.139
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.1
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.4
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.1
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.1
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.1
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.1
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.1
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.1
[INFO] [stderr]   Downloaded clap v4.1.6
[INFO] [stderr]   Downloaded regex v1.7.1
[INFO] [stderr]   Downloaded syn v1.0.107
[INFO] [stderr]   Downloaded windows-sys v0.45.0
[INFO] [stderr]   Downloaded cc v1.0.79
[INFO] [stderr]   Downloaded io-lifetimes v1.0.5
[INFO] [stderr]   Downloaded once_cell v1.17.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.51
[INFO] [stderr]   Downloaded quote v1.0.23
[INFO] [stderr]   Downloaded unicode-ident v1.0.6
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec69edc4f7a74570657b3c619573cd9fdc4fb2d3cf62c2deeff9324013c33121
[INFO] running `Command { std: "docker" "start" "-a" "ec69edc4f7a74570657b3c619573cd9fdc4fb2d3cf62c2deeff9324013c33121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec69edc4f7a74570657b3c619573cd9fdc4fb2d3cf62c2deeff9324013c33121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec69edc4f7a74570657b3c619573cd9fdc4fb2d3cf62c2deeff9324013c33121", kill_on_drop: false }`
[INFO] [stdout] ec69edc4f7a74570657b3c619573cd9fdc4fb2d3cf62c2deeff9324013c33121
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 071eba24c4825e83459b522580a016595959c2b203cd6276f8183b9b217782ed
[INFO] running `Command { std: "docker" "start" "-a" "071eba24c4825e83459b522580a016595959c2b203cd6276f8183b9b217782ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]    Compiling rustix v0.36.8
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking clap_lex v0.3.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking nom8 v0.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "071eba24c4825e83459b522580a016595959c2b203cd6276f8183b9b217782ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071eba24c4825e83459b522580a016595959c2b203cd6276f8183b9b217782ed", kill_on_drop: false }`
[INFO] [stdout] 071eba24c4825e83459b522580a016595959c2b203cd6276f8183b9b217782ed
