[INFO] cloning repository https://github.com/an-Iceberg/rust_numerics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/an-Iceberg/rust_numerics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fan-Iceberg%2Frust_numerics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fan-Iceberg%2Frust_numerics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32a89ce022d892a48bfac7dd857b938da10dd3d7
[INFO] testing an-Iceberg/rust_numerics against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fan-Iceberg%2Frust_numerics" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/an-Iceberg/rust_numerics on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/an-Iceberg/rust_numerics
[INFO] finished tweaking git repo https://github.com/an-Iceberg/rust_numerics
[INFO] tweaked toml for git repo https://github.com/an-Iceberg/rust_numerics written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/an-Iceberg/rust_numerics 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81e971cbd03acb6079cd6ae63f8810a028c506c6f032c628e1bff78b31faf556
[INFO] running `Command { std: "docker" "start" "-a" "81e971cbd03acb6079cd6ae63f8810a028c506c6f032c628e1bff78b31faf556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81e971cbd03acb6079cd6ae63f8810a028c506c6f032c628e1bff78b31faf556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e971cbd03acb6079cd6ae63f8810a028c506c6f032c628e1bff78b31faf556", kill_on_drop: false }`
[INFO] [stdout] 81e971cbd03acb6079cd6ae63f8810a028c506c6f032c628e1bff78b31faf556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b3d623cdc087d8a3172650222b0db586a6f4f864db2b71eda61638fcd83b764
[INFO] running `Command { std: "docker" "start" "-a" "0b3d623cdc087d8a3172650222b0db586a6f4f864db2b71eda61638fcd83b764", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: unable to apply cgroup configuration: unable to start unit "docker-0b3d623cdc087d8a3172650222b0db586a6f4f864db2b71eda61638fcd83b764.scope" (properties [{Name:Description Value:"libcontainer container 0b3d623cdc087d8a3172650222b0db586a6f4f864db2b71eda61638fcd83b764"} {Name:Slice Value:"system.slice"} {Name:Delegate Value:true} {Name:PIDs Value:@au [370503]} {Name:MemoryAccounting Value:true} {Name:CPUAccounting Value:true} {Name:IOAccounting Value:true} {Name:TasksAccounting Value:true} {Name:DefaultDependencies Value:false}]): Message recipient disconnected from message bus without replying: unknown
[INFO] running `Command { std: "docker" "inspect" "0b3d623cdc087d8a3172650222b0db586a6f4f864db2b71eda61638fcd83b764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3d623cdc087d8a3172650222b0db586a6f4f864db2b71eda61638fcd83b764", kill_on_drop: false }`
[INFO] [stdout] 0b3d623cdc087d8a3172650222b0db586a6f4f864db2b71eda61638fcd83b764