[INFO] cloning repository https://github.com/knightpp/word-frequency
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knightpp/word-frequency" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightpp%2Fword-frequency", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightpp%2Fword-frequency'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c870c879367b5a8aedb9794a1bfc21bf2d521d51
[INFO] testing knightpp/word-frequency against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightpp%2Fword-frequency" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/knightpp/word-frequency on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/knightpp/word-frequency
[INFO] finished tweaking git repo https://github.com/knightpp/word-frequency
[INFO] tweaked toml for git repo https://github.com/knightpp/word-frequency written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/knightpp/word-frequency already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.5.4
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.2
[INFO] [stderr]   Downloaded aho-corasick v0.7.10
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded thread_local v1.0.1
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.1
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.17
[INFO] [stderr]   Downloaded regex v1.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82a70d9e77300dd5123b90b97e88cc338432981b5fda671e9c6b8a2e1bbbfa94
[INFO] running `Command { std: "docker" "start" "-a" "82a70d9e77300dd5123b90b97e88cc338432981b5fda671e9c6b8a2e1bbbfa94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82a70d9e77300dd5123b90b97e88cc338432981b5fda671e9c6b8a2e1bbbfa94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a70d9e77300dd5123b90b97e88cc338432981b5fda671e9c6b8a2e1bbbfa94", kill_on_drop: false }`
[INFO] [stdout] 82a70d9e77300dd5123b90b97e88cc338432981b5fda671e9c6b8a2e1bbbfa94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55d4cd2ba6535927552f9da4cba36e3ab76a5be0eaaeb4035ceaec3ea754a04a
[INFO] running `Command { std: "docker" "start" "-a" "55d4cd2ba6535927552f9da4cba36e3ab76a5be0eaaeb4035ceaec3ea754a04a", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling word_frequency_t66 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.14s
[INFO] running `Command { std: "docker" "inspect" "55d4cd2ba6535927552f9da4cba36e3ab76a5be0eaaeb4035ceaec3ea754a04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55d4cd2ba6535927552f9da4cba36e3ab76a5be0eaaeb4035ceaec3ea754a04a", kill_on_drop: false }`
[INFO] [stdout] 55d4cd2ba6535927552f9da4cba36e3ab76a5be0eaaeb4035ceaec3ea754a04a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 719a594f51f29855fd502b50d6774ca61c4d37948ca66cf7a71e58483f4131d3
[INFO] running `Command { std: "docker" "start" "-a" "719a594f51f29855fd502b50d6774ca61c4d37948ca66cf7a71e58483f4131d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling word_frequency_t66 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "719a594f51f29855fd502b50d6774ca61c4d37948ca66cf7a71e58483f4131d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "719a594f51f29855fd502b50d6774ca61c4d37948ca66cf7a71e58483f4131d3", kill_on_drop: false }`
[INFO] [stdout] 719a594f51f29855fd502b50d6774ca61c4d37948ca66cf7a71e58483f4131d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09a6528726f94b7dd18d02fbc0ac80ea433c34c80f595d597f06b95d68f9e2bc
[INFO] running `Command { std: "docker" "start" "-a" "09a6528726f94b7dd18d02fbc0ac80ea433c34c80f595d597f06b95d68f9e2bc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/word_frequency_t66-a80a57816fbf8212)
[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" "09a6528726f94b7dd18d02fbc0ac80ea433c34c80f595d597f06b95d68f9e2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a6528726f94b7dd18d02fbc0ac80ea433c34c80f595d597f06b95d68f9e2bc", kill_on_drop: false }`
[INFO] [stdout] 09a6528726f94b7dd18d02fbc0ac80ea433c34c80f595d597f06b95d68f9e2bc