[INFO] cloning repository https://github.com/Kurt-Yu/Rust-Crash-Course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kurt-Yu/Rust-Crash-Course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKurt-Yu%2FRust-Crash-Course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKurt-Yu%2FRust-Crash-Course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf6831d7235b9ddc02008f76d1b7989996abdb76
[INFO] testing Kurt-Yu/Rust-Crash-Course against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKurt-Yu%2FRust-Crash-Course" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kurt-Yu/Rust-Crash-Course on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kurt-Yu/Rust-Crash-Course
[INFO] finished tweaking git repo https://github.com/Kurt-Yu/Rust-Crash-Course
[INFO] tweaked toml for git repo https://github.com/Kurt-Yu/Rust-Crash-Course written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/Kurt-Yu/Rust-Crash-Course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c05044c261f365d703b62d5d148beb5c7c422f2788e27870071f53f527eed82
[INFO] running `Command { std: "docker" "start" "-a" "4c05044c261f365d703b62d5d148beb5c7c422f2788e27870071f53f527eed82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c05044c261f365d703b62d5d148beb5c7c422f2788e27870071f53f527eed82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c05044c261f365d703b62d5d148beb5c7c422f2788e27870071f53f527eed82", kill_on_drop: false }`
[INFO] [stdout] 4c05044c261f365d703b62d5d148beb5c7c422f2788e27870071f53f527eed82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c563150ad0c2ec1aec4f7b15ca96492f1882d8e34a43eda314e9a1e4bb3c142d
[INFO] running `Command { std: "docker" "start" "-a" "c563150ad0c2ec1aec4f7b15ca96492f1882d8e34a43eda314e9a1e4bb3c142d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "c563150ad0c2ec1aec4f7b15ca96492f1882d8e34a43eda314e9a1e4bb3c142d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c563150ad0c2ec1aec4f7b15ca96492f1882d8e34a43eda314e9a1e4bb3c142d", kill_on_drop: false }`
[INFO] [stdout] c563150ad0c2ec1aec4f7b15ca96492f1882d8e34a43eda314e9a1e4bb3c142d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c465c5b7ba6c03d0d0fec9fcca7b70968d4f6192885ffc0ad8fc96b21a7862f1
[INFO] running `Command { std: "docker" "start" "-a" "c465c5b7ba6c03d0d0fec9fcca7b70968d4f6192885ffc0ad8fc96b21a7862f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c465c5b7ba6c03d0d0fec9fcca7b70968d4f6192885ffc0ad8fc96b21a7862f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c465c5b7ba6c03d0d0fec9fcca7b70968d4f6192885ffc0ad8fc96b21a7862f1", kill_on_drop: false }`
[INFO] [stdout] c465c5b7ba6c03d0d0fec9fcca7b70968d4f6192885ffc0ad8fc96b21a7862f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 24449539d4db0d195f526f5d3bfa590a15f6985237e59e8d99cc780f76ffba5d
[INFO] running `Command { std: "docker" "start" "-a" "24449539d4db0d195f526f5d3bfa590a15f6985237e59e8d99cc780f76ffba5d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustlang-062f2c202c6abd24)
[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" "24449539d4db0d195f526f5d3bfa590a15f6985237e59e8d99cc780f76ffba5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24449539d4db0d195f526f5d3bfa590a15f6985237e59e8d99cc780f76ffba5d", kill_on_drop: false }`
[INFO] [stdout] 24449539d4db0d195f526f5d3bfa590a15f6985237e59e8d99cc780f76ffba5d