[INFO] cloning repository https://github.com/andrewcdowning/ex_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewcdowning/ex_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewcdowning%2Fex_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewcdowning%2Fex_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 350d8dd9c5628b408d2c7e388aca577b554de04f
[INFO] checking andrewcdowning/ex_os/350d8dd9c5628b408d2c7e388aca577b554de04f against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewcdowning%2Fex_os" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrewcdowning/ex_os on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrewcdowning/ex_os
[INFO] finished tweaking git repo https://github.com/andrewcdowning/ex_os
[INFO] tweaked toml for git repo https://github.com/andrewcdowning/ex_os written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/andrewcdowning/ex_os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a59723e049286c9c7c9879daa06e454ce0f869396e9c7b6be5c89ccc4e9367c9
[INFO] running `Command { std: "docker" "start" "-a" "a59723e049286c9c7c9879daa06e454ce0f869396e9c7b6be5c89ccc4e9367c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a59723e049286c9c7c9879daa06e454ce0f869396e9c7b6be5c89ccc4e9367c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59723e049286c9c7c9879daa06e454ce0f869396e9c7b6be5c89ccc4e9367c9", kill_on_drop: false }`
[INFO] [stdout] a59723e049286c9c7c9879daa06e454ce0f869396e9c7b6be5c89ccc4e9367c9


ExecutionFailed(ExitStatus(unix_wait_status(256)))