[INFO] fetching crate cbb 0.2.1...
[INFO] testing cbb-0.2.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate cbb 0.2.1 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate cbb 0.2.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cbb 0.2.1
[INFO] finished tweaking crates.io crate cbb 0.2.1
[INFO] tweaked toml for crates.io crate cbb 0.2.1 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate crates.io crate cbb 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d11b657521b34a4e255e920abd8706ff0722d4edb75d3207356705b42afd77dd
[INFO] running `Command { std: "docker" "start" "-a" "d11b657521b34a4e255e920abd8706ff0722d4edb75d3207356705b42afd77dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d11b657521b34a4e255e920abd8706ff0722d4edb75d3207356705b42afd77dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d11b657521b34a4e255e920abd8706ff0722d4edb75d3207356705b42afd77dd", kill_on_drop: false }`
[INFO] [stdout] d11b657521b34a4e255e920abd8706ff0722d4edb75d3207356705b42afd77dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2e13c6b37b5813c516da7c51fe1797904890b9b0a0dc532995f4ef4d19cf049
[INFO] running `Command { std: "docker" "start" "-a" "a2e13c6b37b5813c516da7c51fe1797904890b9b0a0dc532995f4ef4d19cf049", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v3.0.8
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling cbb v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.36s
[INFO] running `Command { std: "docker" "inspect" "a2e13c6b37b5813c516da7c51fe1797904890b9b0a0dc532995f4ef4d19cf049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2e13c6b37b5813c516da7c51fe1797904890b9b0a0dc532995f4ef4d19cf049", kill_on_drop: false }`
[INFO] [stdout] a2e13c6b37b5813c516da7c51fe1797904890b9b0a0dc532995f4ef4d19cf049
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80ac2768c5b9c6ec4b616abab7ee9e44b2eebcc85cb95682b5d6359833dc710f
[INFO] running `Command { std: "docker" "start" "-a" "80ac2768c5b9c6ec4b616abab7ee9e44b2eebcc85cb95682b5d6359833dc710f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cbb v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "80ac2768c5b9c6ec4b616abab7ee9e44b2eebcc85cb95682b5d6359833dc710f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ac2768c5b9c6ec4b616abab7ee9e44b2eebcc85cb95682b5d6359833dc710f", kill_on_drop: false }`
[INFO] [stdout] 80ac2768c5b9c6ec4b616abab7ee9e44b2eebcc85cb95682b5d6359833dc710f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5acc17300c8755eb546f3e1ef0846d4b53e10761520db9f9a80838789cb9a89a
[INFO] running `Command { std: "docker" "start" "-a" "5acc17300c8755eb546f3e1ef0846d4b53e10761520db9f9a80838789cb9a89a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cbb-449b4a8a974bb51c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cbb-a6aac7825fa0a00b)
[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] [stderr]    Doc-tests cbb
[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" "5acc17300c8755eb546f3e1ef0846d4b53e10761520db9f9a80838789cb9a89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5acc17300c8755eb546f3e1ef0846d4b53e10761520db9f9a80838789cb9a89a", kill_on_drop: false }`
[INFO] [stdout] 5acc17300c8755eb546f3e1ef0846d4b53e10761520db9f9a80838789cb9a89a