[INFO] cloning repository https://github.com/qlurkin/synthesizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qlurkin/synthesizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqlurkin%2Fsynthesizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqlurkin%2Fsynthesizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0488fc5593aab240747aa88cb29095f9e6ad2e6e
[INFO] checking qlurkin/synthesizer against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqlurkin%2Fsynthesizer" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qlurkin/synthesizer
[INFO] finished tweaking git repo https://github.com/qlurkin/synthesizer
[INFO] tweaked toml for git repo https://github.com/qlurkin/synthesizer written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qlurkin/synthesizer on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qlurkin/synthesizer 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded instability v0.3.2
[INFO] [stderr]   Downloaded symphonia-format-isomp4 v0.5.4
[INFO] [stderr]   Downloaded numeric-array v0.6.1
[INFO] [stderr]   Downloaded symphonia-codec-alac v0.5.4
[INFO] [stderr]   Downloaded symphonia-codec-aac v0.5.4
[INFO] [stderr]   Downloaded generic-array v1.1.0
[INFO] [stderr]   Downloaded symphonia-format-caf v0.5.4
[INFO] [stderr]   Downloaded indexmap v2.2.5
[INFO] [stderr]   Downloaded wide v0.7.28
[INFO] [stderr]   Downloaded safe_arch v0.7.2
[INFO] [stderr]   Downloaded thingbuf v0.1.6
[INFO] [stderr]   Downloaded microfft v0.6.0
[INFO] [stderr]   Downloaded fundsp v0.20.0
[INFO] [stderr]   Downloaded funutd v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b296202e8d976e7b9e827cdcfe6a46dec62550c217f97f9b21f434af462ecab6
[INFO] running `Command { std: "docker" "start" "-a" "b296202e8d976e7b9e827cdcfe6a46dec62550c217f97f9b21f434af462ecab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b296202e8d976e7b9e827cdcfe6a46dec62550c217f97f9b21f434af462ecab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b296202e8d976e7b9e827cdcfe6a46dec62550c217f97f9b21f434af462ecab6", kill_on_drop: false }`
[INFO] [stdout] b296202e8d976e7b9e827cdcfe6a46dec62550c217f97f9b21f434af462ecab6


command failed: exit status: 1

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-b296202e8d976e7b9e827cdcfe6a46dec62550c217f97f9b21f434af462ecab6.scope" (properties [{Name:Description Value:"libcontainer container b296202e8d976e7b9e827cdcfe6a46dec62550c217f97f9b21f434af462ecab6"} {Name:Slice Value:"system.slice"} {Name:Delegate Value:true} {Name:PIDs Value:@au [3272981]} {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