[INFO] cloning repository https://github.com/partkyle-rust-euler/euler040
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/partkyle-rust-euler/euler040" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpartkyle-rust-euler%2Feuler040", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpartkyle-rust-euler%2Feuler040'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 891f894a192d01e0653b767c24af44a3b7574f43
[INFO] testing partkyle-rust-euler/euler040 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpartkyle-rust-euler%2Feuler040" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/partkyle-rust-euler/euler040 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/partkyle-rust-euler/euler040
[INFO] finished tweaking git repo https://github.com/partkyle-rust-euler/euler040
[INFO] tweaked toml for git repo https://github.com/partkyle-rust-euler/euler040 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/partkyle-rust-euler/euler040 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81d6f5412deadc48057ee63affd168a51936f3b39be5e34bfddcc3e63128a0c5
[INFO] running `Command { std: "docker" "start" "-a" "81d6f5412deadc48057ee63affd168a51936f3b39be5e34bfddcc3e63128a0c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81d6f5412deadc48057ee63affd168a51936f3b39be5e34bfddcc3e63128a0c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d6f5412deadc48057ee63affd168a51936f3b39be5e34bfddcc3e63128a0c5", kill_on_drop: false }`
[INFO] [stdout] 81d6f5412deadc48057ee63affd168a51936f3b39be5e34bfddcc3e63128a0c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 946eb862b66a160cc5574cbedaf0f59fd508e4d6331b2636dc7a9799b1a8d291
[INFO] running `Command { std: "docker" "start" "-a" "946eb862b66a160cc5574cbedaf0f59fd508e4d6331b2636dc7a9799b1a8d291", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling euler040 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "946eb862b66a160cc5574cbedaf0f59fd508e4d6331b2636dc7a9799b1a8d291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "946eb862b66a160cc5574cbedaf0f59fd508e4d6331b2636dc7a9799b1a8d291", kill_on_drop: false }`
[INFO] [stdout] 946eb862b66a160cc5574cbedaf0f59fd508e4d6331b2636dc7a9799b1a8d291
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a4d7f19852db7220a1599191cd69636cb522cfa1d78163ec0f65860b471b01b
[INFO] running `Command { std: "docker" "start" "-a" "8a4d7f19852db7220a1599191cd69636cb522cfa1d78163ec0f65860b471b01b", kill_on_drop: false }`
[INFO] [stderr]    Compiling euler040 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "8a4d7f19852db7220a1599191cd69636cb522cfa1d78163ec0f65860b471b01b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a4d7f19852db7220a1599191cd69636cb522cfa1d78163ec0f65860b471b01b", kill_on_drop: false }`
[INFO] [stdout] 8a4d7f19852db7220a1599191cd69636cb522cfa1d78163ec0f65860b471b01b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3f167b6e6099768ece111314cfd3920c833fc129feeb343f4ab59747dd6cb1bf
[INFO] running `Command { std: "docker" "start" "-a" "3f167b6e6099768ece111314cfd3920c833fc129feeb343f4ab59747dd6cb1bf", 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" "3f167b6e6099768ece111314cfd3920c833fc129feeb343f4ab59747dd6cb1bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f167b6e6099768ece111314cfd3920c833fc129feeb343f4ab59747dd6cb1bf", kill_on_drop: false }`
[INFO] [stdout] 3f167b6e6099768ece111314cfd3920c833fc129feeb343f4ab59747dd6cb1bf