[INFO] cloning repository https://github.com/balderstonb/closures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/balderstonb/closures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbalderstonb%2Fclosures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbalderstonb%2Fclosures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25ca3ec9c73a91fc85d2e8aa95fcfc058410bcfe
[INFO] testing balderstonb/closures against master#0d13f6afeba4935499abe0c9a07426c94492c94e for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbalderstonb%2Fclosures" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/balderstonb/closures on toolchain 0d13f6afeba4935499abe0c9a07426c94492c94e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/balderstonb/closures
[INFO] finished tweaking git repo https://github.com/balderstonb/closures
[INFO] tweaked toml for git repo https://github.com/balderstonb/closures written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/balderstonb/closures already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 836a49573afba02a9ee3a82dde07dd0aae4fd5b5f4316c3286484b7dd66c766f
[INFO] running `Command { std: "docker" "start" "-a" "836a49573afba02a9ee3a82dde07dd0aae4fd5b5f4316c3286484b7dd66c766f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "836a49573afba02a9ee3a82dde07dd0aae4fd5b5f4316c3286484b7dd66c766f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "836a49573afba02a9ee3a82dde07dd0aae4fd5b5f4316c3286484b7dd66c766f", kill_on_drop: false }`
[INFO] [stdout] 836a49573afba02a9ee3a82dde07dd0aae4fd5b5f4316c3286484b7dd66c766f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40a2819ee7341379b59eac449633a33c66002e8a6d3b82112e3ff6b31591c567
[INFO] running `Command { std: "docker" "start" "-a" "40a2819ee7341379b59eac449633a33c66002e8a6d3b82112e3ff6b31591c567", kill_on_drop: false }`
[INFO] [stderr]    Compiling closures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "40a2819ee7341379b59eac449633a33c66002e8a6d3b82112e3ff6b31591c567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40a2819ee7341379b59eac449633a33c66002e8a6d3b82112e3ff6b31591c567", kill_on_drop: false }`
[INFO] [stdout] 40a2819ee7341379b59eac449633a33c66002e8a6d3b82112e3ff6b31591c567
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b570026106414c0e516c78377f6d375b625cbe9a882930e6c980e4546773ca2
[INFO] running `Command { std: "docker" "start" "-a" "8b570026106414c0e516c78377f6d375b625cbe9a882930e6c980e4546773ca2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling closures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/closures-9e0c0dd45cc3b14f)
[INFO] running `Command { std: "docker" "inspect" "8b570026106414c0e516c78377f6d375b625cbe9a882930e6c980e4546773ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b570026106414c0e516c78377f6d375b625cbe9a882930e6c980e4546773ca2", kill_on_drop: false }`
[INFO] [stdout] 8b570026106414c0e516c78377f6d375b625cbe9a882930e6c980e4546773ca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df987503120618566b4eddce3b3fdbdb9893caf04511e843bea3f0abea67d226
[INFO] running `Command { std: "docker" "start" "-a" "df987503120618566b4eddce3b3fdbdb9893caf04511e843bea3f0abea67d226", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "df987503120618566b4eddce3b3fdbdb9893caf04511e843bea3f0abea67d226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df987503120618566b4eddce3b3fdbdb9893caf04511e843bea3f0abea67d226", kill_on_drop: false }`
[INFO] [stdout] df987503120618566b4eddce3b3fdbdb9893caf04511e843bea3f0abea67d226