[INFO] fetching crate monzilla_rs 1.0.0...
[INFO] checking monzilla_rs-1.0.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate monzilla_rs 1.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate monzilla_rs 1.0.0
[INFO] finished tweaking crates.io crate monzilla_rs 1.0.0
[INFO] tweaked toml for crates.io crate monzilla_rs 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate monzilla_rs 1.0.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate monzilla_rs 1.0.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 791d021fbf0c2058b60b0cee222ed3c016a82df53eabfb5f39496eeac247cc6b
[INFO] running `Command { std: "docker" "start" "-a" "791d021fbf0c2058b60b0cee222ed3c016a82df53eabfb5f39496eeac247cc6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "791d021fbf0c2058b60b0cee222ed3c016a82df53eabfb5f39496eeac247cc6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "791d021fbf0c2058b60b0cee222ed3c016a82df53eabfb5f39496eeac247cc6b", kill_on_drop: false }`
[INFO] [stdout] 791d021fbf0c2058b60b0cee222ed3c016a82df53eabfb5f39496eeac247cc6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 359a51a4327f71a504fa6846490dfff8a098c7cea9bf6f10be2be726a8dc61cf
[INFO] running `Command { std: "docker" "start" "-a" "359a51a4327f71a504fa6846490dfff8a098c7cea9bf6f10be2be726a8dc61cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling rustix v0.37.17
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking linux-raw-sys v0.3.6
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking io-lifetimes v1.0.10
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/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 itoa v1.0.6
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking half v1.8.2
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "359a51a4327f71a504fa6846490dfff8a098c7cea9bf6f10be2be726a8dc61cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "359a51a4327f71a504fa6846490dfff8a098c7cea9bf6f10be2be726a8dc61cf", kill_on_drop: false }`
[INFO] [stdout] 359a51a4327f71a504fa6846490dfff8a098c7cea9bf6f10be2be726a8dc61cf