[INFO] cloning repository https://github.com/SubashMourougayane/rust-refference
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SubashMourougayane/rust-refference" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubashMourougayane%2Frust-refference", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubashMourougayane%2Frust-refference'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c83cb522c1e19df7751ed83826d62e3e16f2f653
[INFO] testing SubashMourougayane/rust-refference against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubashMourougayane%2Frust-refference" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SubashMourougayane/rust-refference 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 git repo https://github.com/SubashMourougayane/rust-refference
[INFO] finished tweaking git repo https://github.com/SubashMourougayane/rust-refference
[INFO] tweaked toml for git repo https://github.com/SubashMourougayane/rust-refference written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/SubashMourougayane/rust-refference 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] [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] d66119d2efe21e4d74616006c196870e70ea1a6f6a92f03f7f9c9f841152ffc4
[INFO] running `Command { std: "docker" "start" "-a" "d66119d2efe21e4d74616006c196870e70ea1a6f6a92f03f7f9c9f841152ffc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d66119d2efe21e4d74616006c196870e70ea1a6f6a92f03f7f9c9f841152ffc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d66119d2efe21e4d74616006c196870e70ea1a6f6a92f03f7f9c9f841152ffc4", kill_on_drop: false }`
[INFO] [stdout] d66119d2efe21e4d74616006c196870e70ea1a6f6a92f03f7f9c9f841152ffc4
[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] b476d8eb9723ccc3e178c5f51c0ac4500b8081e679cb2f5305647e7f3c46e738
[INFO] running `Command { std: "docker" "start" "-a" "b476d8eb9723ccc3e178c5f51c0ac4500b8081e679cb2f5305647e7f3c46e738", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_sand_box v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "b476d8eb9723ccc3e178c5f51c0ac4500b8081e679cb2f5305647e7f3c46e738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b476d8eb9723ccc3e178c5f51c0ac4500b8081e679cb2f5305647e7f3c46e738", kill_on_drop: false }`
[INFO] [stdout] b476d8eb9723ccc3e178c5f51c0ac4500b8081e679cb2f5305647e7f3c46e738
[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] 3905c356059c18446c6b3a888c3288c76aaad342b93b682dddde32e6e3c40d86
[INFO] running `Command { std: "docker" "start" "-a" "3905c356059c18446c6b3a888c3288c76aaad342b93b682dddde32e6e3c40d86", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sand_box v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "3905c356059c18446c6b3a888c3288c76aaad342b93b682dddde32e6e3c40d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3905c356059c18446c6b3a888c3288c76aaad342b93b682dddde32e6e3c40d86", kill_on_drop: false }`
[INFO] [stdout] 3905c356059c18446c6b3a888c3288c76aaad342b93b682dddde32e6e3c40d86
[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] 8fc54dea68bb03027a999c4fc015dccf10034e506f0f761e058ed06a23a14b39
[INFO] running `Command { std: "docker" "start" "-a" "8fc54dea68bb03027a999c4fc015dccf10034e506f0f761e058ed06a23a14b39", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sand_box-6051eb28d62b5d93)
[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" "8fc54dea68bb03027a999c4fc015dccf10034e506f0f761e058ed06a23a14b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc54dea68bb03027a999c4fc015dccf10034e506f0f761e058ed06a23a14b39", kill_on_drop: false }`
[INFO] [stdout] 8fc54dea68bb03027a999c4fc015dccf10034e506f0f761e058ed06a23a14b39