[INFO] fetching crate niobium 0.0.0...
[INFO] checking niobium-0.0.0 against master#2c0f4860cc86e2354a55ea04e738848168435c90 for pr-149145
[INFO] extracting crate niobium 0.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate niobium 0.0.0
[INFO] finished tweaking crates.io crate niobium 0.0.0
[INFO] tweaked toml for crates.io crate niobium 0.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate niobium 0.0.0 on toolchain 2c0f4860cc86e2354a55ea04e738848168435c90
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c0f4860cc86e2354a55ea04e738848168435c90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate niobium 0.0.0 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" "+2c0f4860cc86e2354a55ea04e738848168435c90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+2c0f4860cc86e2354a55ea04e738848168435c90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b19327d26dab41abb97c1ae2889752b1a34e720557c1f86511048b1ab4d3f68
[INFO] running `Command { std: "docker" "start" "-a" "3b19327d26dab41abb97c1ae2889752b1a34e720557c1f86511048b1ab4d3f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b19327d26dab41abb97c1ae2889752b1a34e720557c1f86511048b1ab4d3f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b19327d26dab41abb97c1ae2889752b1a34e720557c1f86511048b1ab4d3f68", kill_on_drop: false }`
[INFO] [stdout] 3b19327d26dab41abb97c1ae2889752b1a34e720557c1f86511048b1ab4d3f68


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-3b19327d26dab41abb97c1ae2889752b1a34e720557c1f86511048b1ab4d3f68.scope" (properties [{Name:Description Value:"libcontainer container 3b19327d26dab41abb97c1ae2889752b1a34e720557c1f86511048b1ab4d3f68"} {Name:Slice Value:"system.slice"} {Name:Delegate Value:true} {Name:PIDs Value:@au [3111999]} {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