[INFO] cloning repository https://github.com/pbeth92/Rational-Number
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pbeth92/Rational-Number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbeth92%2FRational-Number", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbeth92%2FRational-Number'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d49cd82f9ddead931a619b7cb2c62f3c78bc45aa
[INFO] checking pbeth92/Rational-Number against try#8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f for pr-105568
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbeth92%2FRational-Number" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pbeth92/Rational-Number on toolchain 8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pbeth92/Rational-Number
[INFO] finished tweaking git repo https://github.com/pbeth92/Rational-Number
[INFO] tweaked toml for git repo https://github.com/pbeth92/Rational-Number written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/pbeth92/Rational-Number already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1e3d8764295fc1f956dcff9fbf00a15855a1f15aa3a8518e91ebb56599eb3dc
[INFO] running `Command { std: "docker" "start" "-a" "b1e3d8764295fc1f956dcff9fbf00a15855a1f15aa3a8518e91ebb56599eb3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1e3d8764295fc1f956dcff9fbf00a15855a1f15aa3a8518e91ebb56599eb3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e3d8764295fc1f956dcff9fbf00a15855a1f15aa3a8518e91ebb56599eb3dc", kill_on_drop: false }`
[INFO] [stdout] b1e3d8764295fc1f956dcff9fbf00a15855a1f15aa3a8518e91ebb56599eb3dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8c8ae8ffc9525cd62834a2b27e7aecc1c64ff44f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79ae1c8ee041d8ba589da1f230d049e74f0aa6cf6a97e34251d5a40f36bab2ee
[INFO] running `Command { std: "docker" "start" "-a" "79ae1c8ee041d8ba589da1f230d049e74f0aa6cf6a97e34251d5a40f36bab2ee", 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" "79ae1c8ee041d8ba589da1f230d049e74f0aa6cf6a97e34251d5a40f36bab2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ae1c8ee041d8ba589da1f230d049e74f0aa6cf6a97e34251d5a40f36bab2ee", kill_on_drop: false }`
[INFO] [stdout] 79ae1c8ee041d8ba589da1f230d049e74f0aa6cf6a97e34251d5a40f36bab2ee