[INFO] cloning repository https://github.com/davidenglishmusic/rust-tone-row-grid
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidenglishmusic/rust-tone-row-grid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidenglishmusic%2Frust-tone-row-grid", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidenglishmusic%2Frust-tone-row-grid'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8e629a1e2f8b5922be806eb982ef1ca13819d8d
[INFO] testing davidenglishmusic/rust-tone-row-grid 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%2Fdavidenglishmusic%2Frust-tone-row-grid" "/workspace/builds/worker-110/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidenglishmusic/rust-tone-row-grid 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/davidenglishmusic/rust-tone-row-grid
[INFO] finished tweaking git repo https://github.com/davidenglishmusic/rust-tone-row-grid
[INFO] tweaked toml for git repo https://github.com/davidenglishmusic/rust-tone-row-grid written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate git repo https://github.com/davidenglishmusic/rust-tone-row-grid 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]     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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] f93570670aaac7a95921b8026f0b7528cbdb2e93d9d18f411c2015b08b1abbb6
[INFO] running `Command { std: "docker" "start" "-a" "f93570670aaac7a95921b8026f0b7528cbdb2e93d9d18f411c2015b08b1abbb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f93570670aaac7a95921b8026f0b7528cbdb2e93d9d18f411c2015b08b1abbb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93570670aaac7a95921b8026f0b7528cbdb2e93d9d18f411c2015b08b1abbb6", kill_on_drop: false }`
[INFO] [stdout] f93570670aaac7a95921b8026f0b7528cbdb2e93d9d18f411c2015b08b1abbb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 196fa5c7d873fffdb6942068c54e83eda92e5420ece202b8466af9899eef7c61
[INFO] running `Command { std: "docker" "start" "-a" "196fa5c7d873fffdb6942068c54e83eda92e5420ece202b8466af9899eef7c61", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling rust-twelve-tone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `Command { std: "docker" "inspect" "196fa5c7d873fffdb6942068c54e83eda92e5420ece202b8466af9899eef7c61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196fa5c7d873fffdb6942068c54e83eda92e5420ece202b8466af9899eef7c61", kill_on_drop: false }`
[INFO] [stdout] 196fa5c7d873fffdb6942068c54e83eda92e5420ece202b8466af9899eef7c61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] 6acfa6c0d63826022f35251c231e5d348581d022288f431794fea4f1dcf80a1a
[INFO] running `Command { std: "docker" "start" "-a" "6acfa6c0d63826022f35251c231e5d348581d022288f431794fea4f1dcf80a1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-twelve-tone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "6acfa6c0d63826022f35251c231e5d348581d022288f431794fea4f1dcf80a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6acfa6c0d63826022f35251c231e5d348581d022288f431794fea4f1dcf80a1a", kill_on_drop: false }`
[INFO] [stdout] 6acfa6c0d63826022f35251c231e5d348581d022288f431794fea4f1dcf80a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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] b788a8426b14bb98573cd8732180857ef99d48dad2091b266348a71cc3af9007
[INFO] running `Command { std: "docker" "start" "-a" "b788a8426b14bb98573cd8732180857ef99d48dad2091b266348a71cc3af9007", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_twelve_tone-10a0fbc965b92046)
[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" "b788a8426b14bb98573cd8732180857ef99d48dad2091b266348a71cc3af9007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b788a8426b14bb98573cd8732180857ef99d48dad2091b266348a71cc3af9007", kill_on_drop: false }`
[INFO] [stdout] b788a8426b14bb98573cd8732180857ef99d48dad2091b266348a71cc3af9007