[INFO] fetching crate plural2bin 0.4.1...
[INFO] checking plural2bin-0.4.1 against f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1 for pr-160235-1
[INFO] extracting crate plural2bin 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate plural2bin 0.4.1
[INFO] finished tweaking crates.io crate plural2bin 0.4.1
[INFO] tweaked toml for crates.io crate plural2bin 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate plural2bin 0.4.1 on toolchain f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate plural2bin 0.4.1 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" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c87838d184574f831cc3d5d0b3b872152b31402ec50fcedb009494975e7412fe
[INFO] running `Command { std: "docker" "start" "c87838d184574f831cc3d5d0b3b872152b31402ec50fcedb009494975e7412fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c87838d184574f831cc3d5d0b3b872152b31402ec50fcedb009494975e7412fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c87838d184574f831cc3d5d0b3b872152b31402ec50fcedb009494975e7412fe" "/opt/rustwide/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c87838d184574f831cc3d5d0b3b872152b31402ec50fcedb009494975e7412fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c87838d184574f831cc3d5d0b3b872152b31402ec50fcedb009494975e7412fe" "/opt/rustwide/cargo-home/bin/cargo" "+f99a7560a6b5f0a5e6894aea7e8afe0e01d3edd1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking plural2bin v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `uint_bit_width` has been stable since 1.97.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/main.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(uint_bit_width)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `uint_bit_width` has been stable since 1.97.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/main.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(uint_bit_width)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "c87838d184574f831cc3d5d0b3b872152b31402ec50fcedb009494975e7412fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c87838d184574f831cc3d5d0b3b872152b31402ec50fcedb009494975e7412fe", kill_on_drop: false }`
[INFO] [stdout] c87838d184574f831cc3d5d0b3b872152b31402ec50fcedb009494975e7412fe