[INFO] cloning repository https://github.com/Xyven1/letslearnrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xyven1/letslearnrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXyven1%2Fletslearnrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXyven1%2Fletslearnrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14973561e98bfafe699d3eb48310f6584d407ae5
[INFO] checking Xyven1/letslearnrust against master#1fe72d35998dea48aeecaf7fc07783b0b553f24f for pr-154992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXyven1%2Fletslearnrust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Xyven1/letslearnrust
[INFO] finished tweaking git repo https://github.com/Xyven1/letslearnrust
[INFO] tweaked toml for git repo https://github.com/Xyven1/letslearnrust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Xyven1/letslearnrust on toolchain 1fe72d35998dea48aeecaf7fc07783b0b553f24f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Xyven1/letslearnrust 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" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-swap v1.6.0
[INFO] [stderr]   Downloaded serde_json v1.0.105
[INFO] [stderr]   Downloaded base64 v0.21.3
[INFO] [stderr]   Downloaded object v0.32.0
[INFO] [stderr]   Downloaded memchr v2.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1fe72d35998dea48aeecaf7fc07783b0b553f24f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb68f5678552999f325f61fb0556e83221f632f8259d29e7652499c963b77e8e
[INFO] running `Command { std: "docker" "start" "-a" "fb68f5678552999f325f61fb0556e83221f632f8259d29e7652499c963b77e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb68f5678552999f325f61fb0556e83221f632f8259d29e7652499c963b77e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb68f5678552999f325f61fb0556e83221f632f8259d29e7652499c963b77e8e", kill_on_drop: false }`
[INFO] [stdout] fb68f5678552999f325f61fb0556e83221f632f8259d29e7652499c963b77e8e


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-fb68f5678552999f325f61fb0556e83221f632f8259d29e7652499c963b77e8e.scope" (properties [{Name:Description Value:"libcontainer container fb68f5678552999f325f61fb0556e83221f632f8259d29e7652499c963b77e8e"} {Name:Slice Value:"system.slice"} {Name:Delegate Value:true} {Name:PIDs Value:@au [3638318]} {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