[INFO] cloning repository https://github.com/mp768/Copper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mp768/Copper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmp768%2FCopper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmp768%2FCopper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d794bb8197969c783d92a8e00cba976bacc9b5bf
[INFO] testing mp768/Copper against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmp768%2FCopper" "/workspace/builds/worker-61/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-61/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mp768/Copper on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mp768/Copper
[INFO] finished tweaking git repo https://github.com/mp768/Copper
[INFO] tweaked toml for git repo https://github.com/mp768/Copper written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate git repo https://github.com/mp768/Copper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79d3e953b7bf49cb580b1375265a418bf71897b4b6bf68bec251ca21afa85398
[INFO] running `Command { std: "docker" "start" "-a" "79d3e953b7bf49cb580b1375265a418bf71897b4b6bf68bec251ca21afa85398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79d3e953b7bf49cb580b1375265a418bf71897b4b6bf68bec251ca21afa85398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79d3e953b7bf49cb580b1375265a418bf71897b4b6bf68bec251ca21afa85398", kill_on_drop: false }`
[INFO] [stdout] 79d3e953b7bf49cb580b1375265a418bf71897b4b6bf68bec251ca21afa85398
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42493a4f31292c90892e0bd2d79431eef38ba63cc6952fa1685e5526a75b8f8c
[INFO] running `Command { std: "docker" "start" "-a" "42493a4f31292c90892e0bd2d79431eef38ba63cc6952fa1685e5526a75b8f8c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling copper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `Command { std: "docker" "inspect" "42493a4f31292c90892e0bd2d79431eef38ba63cc6952fa1685e5526a75b8f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42493a4f31292c90892e0bd2d79431eef38ba63cc6952fa1685e5526a75b8f8c", kill_on_drop: false }`
[INFO] [stdout] 42493a4f31292c90892e0bd2d79431eef38ba63cc6952fa1685e5526a75b8f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 022f5874ff9aa395dbfa476d06188f335679b05c546b0f1c86a2ef68b059124a
[INFO] running `Command { std: "docker" "start" "-a" "022f5874ff9aa395dbfa476d06188f335679b05c546b0f1c86a2ef68b059124a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling copper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "022f5874ff9aa395dbfa476d06188f335679b05c546b0f1c86a2ef68b059124a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022f5874ff9aa395dbfa476d06188f335679b05c546b0f1c86a2ef68b059124a", kill_on_drop: false }`
[INFO] [stdout] 022f5874ff9aa395dbfa476d06188f335679b05c546b0f1c86a2ef68b059124a