[INFO] cloning repository https://github.com/lszxb/num_generic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lszxb/num_generic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flszxb%2Fnum_generic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flszxb%2Fnum_generic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bff142ff2d943f3ed81dccc3c2d2d994bb3c98a2
[INFO] testing lszxb/num_generic against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flszxb%2Fnum_generic" "/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/lszxb/num_generic on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lszxb/num_generic
[INFO] finished tweaking git repo https://github.com/lszxb/num_generic
[INFO] tweaked toml for git repo https://github.com/lszxb/num_generic written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/lszxb/num_generic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11dadc255e668a32ffa980aa82614096508de62930628842ca7dc9db67d1345a
[INFO] running `Command { std: "docker" "start" "-a" "11dadc255e668a32ffa980aa82614096508de62930628842ca7dc9db67d1345a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11dadc255e668a32ffa980aa82614096508de62930628842ca7dc9db67d1345a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11dadc255e668a32ffa980aa82614096508de62930628842ca7dc9db67d1345a", kill_on_drop: false }`
[INFO] [stdout] 11dadc255e668a32ffa980aa82614096508de62930628842ca7dc9db67d1345a
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] beac18616979dc7c5f9be0a384a45a78eef13924f5b7dd606c5d50252d02ca7f
[INFO] running `Command { std: "docker" "start" "-a" "beac18616979dc7c5f9be0a384a45a78eef13924f5b7dd606c5d50252d02ca7f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num_generic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.05s
[INFO] running `Command { std: "docker" "inspect" "beac18616979dc7c5f9be0a384a45a78eef13924f5b7dd606c5d50252d02ca7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beac18616979dc7c5f9be0a384a45a78eef13924f5b7dd606c5d50252d02ca7f", kill_on_drop: false }`
[INFO] [stdout] beac18616979dc7c5f9be0a384a45a78eef13924f5b7dd606c5d50252d02ca7f
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f239787c81500870d45508eba8aabb900d0c744b62baf49e60092dca0d401cbf
[INFO] running `Command { std: "docker" "start" "-a" "f239787c81500870d45508eba8aabb900d0c744b62baf49e60092dca0d401cbf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num_generic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.61s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "f239787c81500870d45508eba8aabb900d0c744b62baf49e60092dca0d401cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f239787c81500870d45508eba8aabb900d0c744b62baf49e60092dca0d401cbf", kill_on_drop: false }`
[INFO] [stdout] f239787c81500870d45508eba8aabb900d0c744b62baf49e60092dca0d401cbf