[INFO] cloning repository https://github.com/syedasad0/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syedasad0/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyedasad0%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyedasad0%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3491f7e2ff5acfaef66cd38afd56c9e12fd838f
[INFO] testing syedasad0/rust 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%2Fsyedasad0%2Frust" "/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/syedasad0/rust 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/syedasad0/rust
[INFO] finished tweaking git repo https://github.com/syedasad0/rust
[INFO] tweaked toml for git repo https://github.com/syedasad0/rust written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/syedasad0/rust 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] 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] 1a36188231c49c9960c8db0f020d84b1f0f7470c3f175662f0b3b9e80acb3b99
[INFO] running `Command { std: "docker" "start" "-a" "1a36188231c49c9960c8db0f020d84b1f0f7470c3f175662f0b3b9e80acb3b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a36188231c49c9960c8db0f020d84b1f0f7470c3f175662f0b3b9e80acb3b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a36188231c49c9960c8db0f020d84b1f0f7470c3f175662f0b3b9e80acb3b99", kill_on_drop: false }`
[INFO] [stdout] 1a36188231c49c9960c8db0f020d84b1f0f7470c3f175662f0b3b9e80acb3b99
[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] d3286f6c9bb9b060ca3f0075dc3193ab0ca10fc0469bab0502f524b6a5719acc
[INFO] running `Command { std: "docker" "start" "-a" "d3286f6c9bb9b060ca3f0075dc3193ab0ca10fc0469bab0502f524b6a5719acc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "d3286f6c9bb9b060ca3f0075dc3193ab0ca10fc0469bab0502f524b6a5719acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3286f6c9bb9b060ca3f0075dc3193ab0ca10fc0469bab0502f524b6a5719acc", kill_on_drop: false }`
[INFO] [stdout] d3286f6c9bb9b060ca3f0075dc3193ab0ca10fc0469bab0502f524b6a5719acc
[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] 9d0f3e05b210a95ba8ccf76345166c7f0a5facb583302b6fa87e2e0ec1356c9e
[INFO] running `Command { std: "docker" "start" "-a" "9d0f3e05b210a95ba8ccf76345166c7f0a5facb583302b6fa87e2e0ec1356c9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "9d0f3e05b210a95ba8ccf76345166c7f0a5facb583302b6fa87e2e0ec1356c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0f3e05b210a95ba8ccf76345166c7f0a5facb583302b6fa87e2e0ec1356c9e", kill_on_drop: false }`
[INFO] [stdout] 9d0f3e05b210a95ba8ccf76345166c7f0a5facb583302b6fa87e2e0ec1356c9e
[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] 9d938e05c3dd9cb765bc9497cd693b0b2f15214540497bbff6c06d0d1ccf8ff0
[INFO] running `Command { std: "docker" "start" "-a" "9d938e05c3dd9cb765bc9497cd693b0b2f15214540497bbff6c06d0d1ccf8ff0", 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-dd803576ab748598)
[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" "9d938e05c3dd9cb765bc9497cd693b0b2f15214540497bbff6c06d0d1ccf8ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d938e05c3dd9cb765bc9497cd693b0b2f15214540497bbff6c06d0d1ccf8ff0", kill_on_drop: false }`
[INFO] [stdout] 9d938e05c3dd9cb765bc9497cd693b0b2f15214540497bbff6c06d0d1ccf8ff0