[INFO] fetching crate bcat 0.1.3...
[INFO] checking bcat-0.1.3 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate bcat 0.1.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate bcat 0.1.3 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bcat 0.1.3
[INFO] finished tweaking crates.io crate bcat 0.1.3
[INFO] tweaked toml for crates.io crate bcat 0.1.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate bcat 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a992ccc003a89a463b6c0c92d8850a5af9d40f7592f752dce4de23051373daa8
[INFO] running `Command { std: "docker" "start" "-a" "a992ccc003a89a463b6c0c92d8850a5af9d40f7592f752dce4de23051373daa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a992ccc003a89a463b6c0c92d8850a5af9d40f7592f752dce4de23051373daa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a992ccc003a89a463b6c0c92d8850a5af9d40f7592f752dce4de23051373daa8", kill_on_drop: false }`
[INFO] [stdout] a992ccc003a89a463b6c0c92d8850a5af9d40f7592f752dce4de23051373daa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2562aa083e9635dc1e484c03a295d8b93edfc569da2ee9f085d16b2277db6bf8
[INFO] running `Command { std: "docker" "start" "-a" "2562aa083e9635dc1e484c03a295d8b93edfc569da2ee9f085d16b2277db6bf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking io v0.0.2
[INFO] [stderr]     Checking result v1.0.0
[INFO] [stderr]     Checking filesize v0.2.0
[INFO] [stderr]     Checking use v0.0.0
[INFO] [stderr]     Checking unix_mode v0.1.1
[INFO] [stderr]     Checking command v0.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling context v2.1.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking pretty-bytes v0.2.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking fs v0.0.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking bcat v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.75s
[INFO] running `Command { std: "docker" "inspect" "2562aa083e9635dc1e484c03a295d8b93edfc569da2ee9f085d16b2277db6bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2562aa083e9635dc1e484c03a295d8b93edfc569da2ee9f085d16b2277db6bf8", kill_on_drop: false }`
[INFO] [stdout] 2562aa083e9635dc1e484c03a295d8b93edfc569da2ee9f085d16b2277db6bf8