[INFO] fetching crate bulls-and-cows 1.0.17...
[INFO] checking bulls-and-cows-1.0.17 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate bulls-and-cows 1.0.17 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate bulls-and-cows 1.0.17 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bulls-and-cows 1.0.17
[INFO] finished tweaking crates.io crate bulls-and-cows 1.0.17
[INFO] tweaked toml for crates.io crate bulls-and-cows 1.0.17 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate bulls-and-cows 1.0.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.3.2
[INFO] [stderr]   Downloaded permutohedron v0.2.4
[INFO] [stderr]   Downloaded aho-corasick v0.7.8
[INFO] [stderr]   Downloaded regex-syntax v0.6.14
[INFO] [stderr]   Downloaded random-pick v1.2.7
[INFO] [stderr]   Downloaded debug-helper v0.3.8
[INFO] [stderr]   Downloaded regex v1.3.4
[INFO] [stderr]   Downloaded random-integer v1.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f30b1c99dcaad08a6d2b21fa6ec1ef37797c81eb7b650b23c9a44bea06b86444
[INFO] running `Command { std: "docker" "start" "-a" "f30b1c99dcaad08a6d2b21fa6ec1ef37797c81eb7b650b23c9a44bea06b86444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f30b1c99dcaad08a6d2b21fa6ec1ef37797c81eb7b650b23c9a44bea06b86444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30b1c99dcaad08a6d2b21fa6ec1ef37797c81eb7b650b23c9a44bea06b86444", kill_on_drop: false }`
[INFO] [stdout] f30b1c99dcaad08a6d2b21fa6ec1ef37797c81eb7b650b23c9a44bea06b86444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c15d0baccadfd73ee64218ddadd0eaf12f25928d83d353aa7755869b3e9359f
[INFO] running `Command { std: "docker" "start" "-a" "2c15d0baccadfd73ee64218ddadd0eaf12f25928d83d353aa7755869b3e9359f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]     Checking debug-helper v0.3.8
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking random-integer v1.0.5
[INFO] [stderr]     Checking random-pick v1.2.7
[INFO] [stderr]     Checking bulls-and-cows v1.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `Command { std: "docker" "inspect" "2c15d0baccadfd73ee64218ddadd0eaf12f25928d83d353aa7755869b3e9359f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c15d0baccadfd73ee64218ddadd0eaf12f25928d83d353aa7755869b3e9359f", kill_on_drop: false }`
[INFO] [stdout] 2c15d0baccadfd73ee64218ddadd0eaf12f25928d83d353aa7755869b3e9359f