[INFO] fetching crate ruschankunsan 0.1.0...
[INFO] testing ruschankunsan-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ruschankunsan 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ruschankunsan 0.1.0 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 crates.io crate ruschankunsan 0.1.0
[INFO] finished tweaking crates.io crate ruschankunsan 0.1.0
[INFO] tweaked toml for crates.io crate ruschankunsan 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 57b697ba97d9b194bfa9e2153e9c9be417df1890683ec7b9bdba07f8b6b56b5e
[INFO] running `Command { std: "docker" "start" "-a" "57b697ba97d9b194bfa9e2153e9c9be417df1890683ec7b9bdba07f8b6b56b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57b697ba97d9b194bfa9e2153e9c9be417df1890683ec7b9bdba07f8b6b56b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b697ba97d9b194bfa9e2153e9c9be417df1890683ec7b9bdba07f8b6b56b5e", kill_on_drop: false }`
[INFO] [stdout] 57b697ba97d9b194bfa9e2153e9c9be417df1890683ec7b9bdba07f8b6b56b5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] fd7210cfb2f6178b5dd01d8eb410357d662e7d92acc974513e6898ec24c780bc
[INFO] running `Command { std: "docker" "start" "-a" "fd7210cfb2f6178b5dd01d8eb410357d662e7d92acc974513e6898ec24c780bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruschankunsan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "fd7210cfb2f6178b5dd01d8eb410357d662e7d92acc974513e6898ec24c780bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd7210cfb2f6178b5dd01d8eb410357d662e7d92acc974513e6898ec24c780bc", kill_on_drop: false }`
[INFO] [stdout] fd7210cfb2f6178b5dd01d8eb410357d662e7d92acc974513e6898ec24c780bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] aef31bb896737dd1381361c24fc6f226875f63c92a8b32905fb89b4663d60aff
[INFO] running `Command { std: "docker" "start" "-a" "aef31bb896737dd1381361c24fc6f226875f63c92a8b32905fb89b4663d60aff", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruschankunsan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "aef31bb896737dd1381361c24fc6f226875f63c92a8b32905fb89b4663d60aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef31bb896737dd1381361c24fc6f226875f63c92a8b32905fb89b4663d60aff", kill_on_drop: false }`
[INFO] [stdout] aef31bb896737dd1381361c24fc6f226875f63c92a8b32905fb89b4663d60aff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 604700349dc1a8198c6c0c04feeb5528b6c9d6540d3001a3aa2db1571ec6de28
[INFO] running `Command { std: "docker" "start" "-a" "604700349dc1a8198c6c0c04feeb5528b6c9d6540d3001a3aa2db1571ec6de28", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruschankunsan-a9507a00a9ed07f1)
[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" "604700349dc1a8198c6c0c04feeb5528b6c9d6540d3001a3aa2db1571ec6de28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604700349dc1a8198c6c0c04feeb5528b6c9d6540d3001a3aa2db1571ec6de28", kill_on_drop: false }`
[INFO] [stdout] 604700349dc1a8198c6c0c04feeb5528b6c9d6540d3001a3aa2db1571ec6de28