[INFO] fetching crate subslice-to-array 0.1.2...
[INFO] checking subslice-to-array-0.1.2 against master#0fb279be1d96464c69209053ef0f97ad63088cda for pr-143857
[INFO] extracting crate subslice-to-array 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate subslice-to-array 0.1.2
[INFO] finished tweaking crates.io crate subslice-to-array 0.1.2
[INFO] tweaked toml for crates.io crate subslice-to-array 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate subslice-to-array 0.1.2 on toolchain 0fb279be1d96464c69209053ef0f97ad63088cda
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0fb279be1d96464c69209053ef0f97ad63088cda" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate subslice-to-array 0.1.2 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" "+0fb279be1d96464c69209053ef0f97ad63088cda" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0fb279be1d96464c69209053ef0f97ad63088cda" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51166f71eec3432a8fa2e39d170764527b2225bb11819dc265ae5f75be382dee
[INFO] running `Command { std: "docker" "start" "-a" "51166f71eec3432a8fa2e39d170764527b2225bb11819dc265ae5f75be382dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51166f71eec3432a8fa2e39d170764527b2225bb11819dc265ae5f75be382dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51166f71eec3432a8fa2e39d170764527b2225bb11819dc265ae5f75be382dee", kill_on_drop: false }`
[INFO] [stdout] 51166f71eec3432a8fa2e39d170764527b2225bb11819dc265ae5f75be382dee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0fb279be1d96464c69209053ef0f97ad63088cda" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bce1b1cd9290ca825e99db3a31c9f7fbeaeae95f0cc2eea3a66ccbcd0f0e9f71
[INFO] running `Command { std: "docker" "start" "-a" "bce1b1cd9290ca825e99db3a31c9f7fbeaeae95f0cc2eea3a66ccbcd0f0e9f71", kill_on_drop: false }`
[INFO] [stderr]     Checking subslice-to-array v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "bce1b1cd9290ca825e99db3a31c9f7fbeaeae95f0cc2eea3a66ccbcd0f0e9f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce1b1cd9290ca825e99db3a31c9f7fbeaeae95f0cc2eea3a66ccbcd0f0e9f71", kill_on_drop: false }`
[INFO] [stdout] bce1b1cd9290ca825e99db3a31c9f7fbeaeae95f0cc2eea3a66ccbcd0f0e9f71