[INFO] fetching crate slice-arena 1.0.0...
[INFO] building slice-arena-1.0.0 against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334
[INFO] extracting crate slice-arena 1.0.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate slice-arena 1.0.0 on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slice-arena 1.0.0
[INFO] finished tweaking crates.io crate slice-arena 1.0.0
[INFO] tweaked toml for crates.io crate slice-arena 1.0.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb07d9ae8b5d836ff00a25f7d0af5b0a9e4f0faee88764d8f167af9531c550d3
[INFO] running `Command { std: "docker" "start" "-a" "eb07d9ae8b5d836ff00a25f7d0af5b0a9e4f0faee88764d8f167af9531c550d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb07d9ae8b5d836ff00a25f7d0af5b0a9e4f0faee88764d8f167af9531c550d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb07d9ae8b5d836ff00a25f7d0af5b0a9e4f0faee88764d8f167af9531c550d3", kill_on_drop: false }`
[INFO] [stdout] eb07d9ae8b5d836ff00a25f7d0af5b0a9e4f0faee88764d8f167af9531c550d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17940d527e8d1134d34026be203b63bd81df0164c0cec27ccc5d2e1638b19a10
[INFO] running `Command { std: "docker" "start" "-a" "17940d527e8d1134d34026be203b63bd81df0164c0cec27ccc5d2e1638b19a10", kill_on_drop: false }`
[INFO] [stderr]    Compiling slice-arena v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "17940d527e8d1134d34026be203b63bd81df0164c0cec27ccc5d2e1638b19a10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17940d527e8d1134d34026be203b63bd81df0164c0cec27ccc5d2e1638b19a10", kill_on_drop: false }`
[INFO] [stdout] 17940d527e8d1134d34026be203b63bd81df0164c0cec27ccc5d2e1638b19a10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 637ebf0ebe1245d56a0feec196418a97218eeca946eccf7cb5f5c46a378756b1
[INFO] running `Command { std: "docker" "start" "-a" "637ebf0ebe1245d56a0feec196418a97218eeca946eccf7cb5f5c46a378756b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling slice-arena v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.33s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/slice_arena-58208186971aff3f)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "637ebf0ebe1245d56a0feec196418a97218eeca946eccf7cb5f5c46a378756b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "637ebf0ebe1245d56a0feec196418a97218eeca946eccf7cb5f5c46a378756b1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: Could not kill running container 637ebf0ebe1245d56a0feec196418a97218eeca946eccf7cb5f5c46a378756b1, cannot remove - tried to kill container, but did not receive an exit event
[ERROR] failed to delete container 637ebf0ebe1245d56a0feec196418a97218eeca946eccf7cb5f5c46a378756b1
[ERROR] caused by: command failed: exit status: 1