[INFO] cloning repository https://github.com/Tsora-Pop/largest_element
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tsora-Pop/largest_element" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTsora-Pop%2Flargest_element", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTsora-Pop%2Flargest_element'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecdab6071551157dbff062843fc1db042d9f76a1
[INFO] testing Tsora-Pop/largest_element against master#61469b682c2b0bf9cebc4622f1859e2bb3b7ebca for pr-91743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTsora-Pop%2Flargest_element" "/workspace/builds/worker-77/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tsora-Pop/largest_element on toolchain 61469b682c2b0bf9cebc4622f1859e2bb3b7ebca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tsora-Pop/largest_element
[INFO] finished tweaking git repo https://github.com/Tsora-Pop/largest_element
[INFO] tweaked toml for git repo https://github.com/Tsora-Pop/largest_element written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] crate git repo https://github.com/Tsora-Pop/largest_element already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "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-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26abd7bd35b7d5c5f633a3b26fbaeea2b7b310921bec2396326842556952ea7f
[INFO] running `Command { std: "docker" "start" "-a" "26abd7bd35b7d5c5f633a3b26fbaeea2b7b310921bec2396326842556952ea7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26abd7bd35b7d5c5f633a3b26fbaeea2b7b310921bec2396326842556952ea7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26abd7bd35b7d5c5f633a3b26fbaeea2b7b310921bec2396326842556952ea7f", kill_on_drop: false }`
[INFO] [stdout] 26abd7bd35b7d5c5f633a3b26fbaeea2b7b310921bec2396326842556952ea7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=forbid" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 463683afd72ea0ed6dbc7c17f0038c2642ce3549fb53ca1c6337dbba0fb581a7
[INFO] running `Command { std: "docker" "start" "-a" "463683afd72ea0ed6dbc7c17f0038c2642ce3549fb53ca1c6337dbba0fb581a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling largest_element v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.31s
[INFO] running `Command { std: "docker" "inspect" "463683afd72ea0ed6dbc7c17f0038c2642ce3549fb53ca1c6337dbba0fb581a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463683afd72ea0ed6dbc7c17f0038c2642ce3549fb53ca1c6337dbba0fb581a7", kill_on_drop: false }`
[INFO] [stdout] 463683afd72ea0ed6dbc7c17f0038c2642ce3549fb53ca1c6337dbba0fb581a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=forbid" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb9678d678511a0ee6b12601b19b3768950878476694f73582029e099e45acb9
[INFO] running `Command { std: "docker" "start" "-a" "bb9678d678511a0ee6b12601b19b3768950878476694f73582029e099e45acb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling largest_element v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/largest_element-d3eecb89e32d4bff)
[INFO] running `Command { std: "docker" "inspect" "bb9678d678511a0ee6b12601b19b3768950878476694f73582029e099e45acb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb9678d678511a0ee6b12601b19b3768950878476694f73582029e099e45acb9", kill_on_drop: false }`
[INFO] [stdout] bb9678d678511a0ee6b12601b19b3768950878476694f73582029e099e45acb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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=forbid" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+61469b682c2b0bf9cebc4622f1859e2bb3b7ebca" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21364c41248812d6f5ee40de39f5dd9f64ee65dc81603137cf43cfee3aea0d34
[INFO] running `Command { std: "docker" "start" "-a" "21364c41248812d6f5ee40de39f5dd9f64ee65dc81603137cf43cfee3aea0d34", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/largest_element-d3eecb89e32d4bff)
[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] 
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "21364c41248812d6f5ee40de39f5dd9f64ee65dc81603137cf43cfee3aea0d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21364c41248812d6f5ee40de39f5dd9f64ee65dc81603137cf43cfee3aea0d34", kill_on_drop: false }`
[INFO] [stdout] 21364c41248812d6f5ee40de39f5dd9f64ee65dc81603137cf43cfee3aea0d34