[INFO] fetching crate bzlcfg 0.1.0...
[INFO] testing bzlcfg-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bzlcfg 0.1.0 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate bzlcfg 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bzlcfg 0.1.0
[INFO] finished tweaking crates.io crate bzlcfg 0.1.0
[INFO] tweaked toml for crates.io crate bzlcfg 0.1.0 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate crates.io crate bzlcfg 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1ce231b36a36c16173e2b7552407e1af2958c6d610ef3ea47f866279bc65d29
[INFO] running `Command { std: "docker" "start" "-a" "c1ce231b36a36c16173e2b7552407e1af2958c6d610ef3ea47f866279bc65d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1ce231b36a36c16173e2b7552407e1af2958c6d610ef3ea47f866279bc65d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1ce231b36a36c16173e2b7552407e1af2958c6d610ef3ea47f866279bc65d29", kill_on_drop: false }`
[INFO] [stdout] c1ce231b36a36c16173e2b7552407e1af2958c6d610ef3ea47f866279bc65d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57a4434d91791b1812fe9045eeabe3ccde7383421eec79829e19d106b3955665
[INFO] running `Command { std: "docker" "start" "-a" "57a4434d91791b1812fe9045eeabe3ccde7383421eec79829e19d106b3955665", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling structopt-derive v0.3.0
[INFO] [stderr]    Compiling recap-derive v0.1.1
[INFO] [stderr]    Compiling structopt v0.3.0
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling envy v0.4.0
[INFO] [stderr]    Compiling recap v0.1.1
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling bzlcfg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.15s
[INFO] running `Command { std: "docker" "inspect" "57a4434d91791b1812fe9045eeabe3ccde7383421eec79829e19d106b3955665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57a4434d91791b1812fe9045eeabe3ccde7383421eec79829e19d106b3955665", kill_on_drop: false }`
[INFO] [stdout] 57a4434d91791b1812fe9045eeabe3ccde7383421eec79829e19d106b3955665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee1f51791c86ce50133c547313ca39a747fc4d3d0306d7e253c82918e0662bd7
[INFO] running `Command { std: "docker" "start" "-a" "ee1f51791c86ce50133c547313ca39a747fc4d3d0306d7e253c82918e0662bd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bzlcfg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "ee1f51791c86ce50133c547313ca39a747fc4d3d0306d7e253c82918e0662bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee1f51791c86ce50133c547313ca39a747fc4d3d0306d7e253c82918e0662bd7", kill_on_drop: false }`
[INFO] [stdout] ee1f51791c86ce50133c547313ca39a747fc4d3d0306d7e253c82918e0662bd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c3b49a9376d9fe8472043a9df51912d7285a554f509290ebb7a61a2adb1e9ce5
[INFO] running `Command { std: "docker" "start" "-a" "c3b49a9376d9fe8472043a9df51912d7285a554f509290ebb7a61a2adb1e9ce5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bzlcfg-ff1402d7f575af61)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3b49a9376d9fe8472043a9df51912d7285a554f509290ebb7a61a2adb1e9ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b49a9376d9fe8472043a9df51912d7285a554f509290ebb7a61a2adb1e9ce5", kill_on_drop: false }`
[INFO] [stdout] c3b49a9376d9fe8472043a9df51912d7285a554f509290ebb7a61a2adb1e9ce5