[INFO] cloning repository https://github.com/z2oh/chromatic_confinement
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/z2oh/chromatic_confinement" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fz2oh%2Fchromatic_confinement", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fz2oh%2Fchromatic_confinement'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7773f44ca986024b3c71784982c1549c9f1cfc90
[INFO] checking z2oh/chromatic_confinement against master#4c5f6e6277b89e47d73a192078697f7a5f3dc0ac for pr-97086
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fz2oh%2Fchromatic_confinement" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/z2oh/chromatic_confinement on toolchain 4c5f6e6277b89e47d73a192078697f7a5f3dc0ac
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/z2oh/chromatic_confinement
[INFO] finished tweaking git repo https://github.com/z2oh/chromatic_confinement
[INFO] tweaked toml for git repo https://github.com/z2oh/chromatic_confinement written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/z2oh/chromatic_confinement already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ego-tree v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6e229526af32c1b595cc7f872c613d87b0b324f1773c9dd00573e1802c29fab
[INFO] running `Command { std: "docker" "start" "-a" "d6e229526af32c1b595cc7f872c613d87b0b324f1773c9dd00573e1802c29fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6e229526af32c1b595cc7f872c613d87b0b324f1773c9dd00573e1802c29fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e229526af32c1b595cc7f872c613d87b0b324f1773c9dd00573e1802c29fab", kill_on_drop: false }`
[INFO] [stdout] d6e229526af32c1b595cc7f872c613d87b0b324f1773c9dd00573e1802c29fab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9a356a710a55790c416e0310bf939f3d5349b22f275e122744caa8f9288cc6f
[INFO] running `Command { std: "docker" "start" "-a" "e9a356a710a55790c416e0310bf939f3d5349b22f275e122744caa8f9288cc6f", 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" "e9a356a710a55790c416e0310bf939f3d5349b22f275e122744caa8f9288cc6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a356a710a55790c416e0310bf939f3d5349b22f275e122744caa8f9288cc6f", kill_on_drop: false }`
[INFO] [stdout] e9a356a710a55790c416e0310bf939f3d5349b22f275e122744caa8f9288cc6f