[INFO] fetching crate conlife 0.1.4...
[INFO] checking conlife-0.1.4 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate conlife 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate conlife 0.1.4
[INFO] finished tweaking crates.io crate conlife 0.1.4
[INFO] tweaked toml for crates.io crate conlife 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate conlife 0.1.4 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4753086cecb2db7ced73a0813b3c3a8124874ae96fcc01cd16000d48854fb5c2
[INFO] running `Command { std: "docker" "start" "-a" "4753086cecb2db7ced73a0813b3c3a8124874ae96fcc01cd16000d48854fb5c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4753086cecb2db7ced73a0813b3c3a8124874ae96fcc01cd16000d48854fb5c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4753086cecb2db7ced73a0813b3c3a8124874ae96fcc01cd16000d48854fb5c2", kill_on_drop: false }`
[INFO] [stdout] 4753086cecb2db7ced73a0813b3c3a8124874ae96fcc01cd16000d48854fb5c2
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9600a14a3f226f9a9c40eef22bebdf2785e91e56f4eae1f981438f111103ed2c
[INFO] running `Command { std: "docker" "start" "-a" "9600a14a3f226f9a9c40eef22bebdf2785e91e56f4eae1f981438f111103ed2c", kill_on_drop: false }`
[INFO] [stderr]     Checking conlife v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `initial_cells`
[INFO] [stdout]    --> src/grid.rs:181:13
[INFO] [stdout]     |
[INFO] [stdout] 181 |         let initial_cells = grid.cells.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_initial_cells`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "9600a14a3f226f9a9c40eef22bebdf2785e91e56f4eae1f981438f111103ed2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9600a14a3f226f9a9c40eef22bebdf2785e91e56f4eae1f981438f111103ed2c", kill_on_drop: false }`
[INFO] [stdout] 9600a14a3f226f9a9c40eef22bebdf2785e91e56f4eae1f981438f111103ed2c