[INFO] cloning repository https://github.com/alexander-novo/Based-Numbers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexander-novo/Based-Numbers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexander-novo%2FBased-Numbers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexander-novo%2FBased-Numbers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 229dede753cd6166c0406334462dd022b65bc57a
[INFO] testing alexander-novo/Based-Numbers against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexander-novo%2FBased-Numbers" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alexander-novo/Based-Numbers
[INFO] finished tweaking git repo https://github.com/alexander-novo/Based-Numbers
[INFO] tweaked toml for git repo https://github.com/alexander-novo/Based-Numbers written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alexander-novo/Based-Numbers on toolchain 8da20828b6ea601dfd8e2448cb50ace88876bd78
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alexander-novo/Based-Numbers 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" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f8cf53db55b5964b5ad3df05df01ad09a41c7f00aa888b9f0800a094645c588
[INFO] running `Command { std: "docker" "start" "-a" "3f8cf53db55b5964b5ad3df05df01ad09a41c7f00aa888b9f0800a094645c588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f8cf53db55b5964b5ad3df05df01ad09a41c7f00aa888b9f0800a094645c588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f8cf53db55b5964b5ad3df05df01ad09a41c7f00aa888b9f0800a094645c588", kill_on_drop: false }`
[INFO] [stdout] 3f8cf53db55b5964b5ad3df05df01ad09a41c7f00aa888b9f0800a094645c588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7207b9de7a223853a48d0d6ce3e55fda52a1b4ffc71ca3ddc5c7f8101aa8414
[INFO] running `Command { std: "docker" "start" "-a" "d7207b9de7a223853a48d0d6ce3e55fda52a1b4ffc71ca3ddc5c7f8101aa8414", 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-d7207b9de7a223853a48d0d6ce3e55fda52a1b4ffc71ca3ddc5c7f8101aa8414.scope" (properties [{Name:Description Value:"libcontainer container d7207b9de7a223853a48d0d6ce3e55fda52a1b4ffc71ca3ddc5c7f8101aa8414"} {Name:Slice Value:"system.slice"} {Name:Delegate Value:true} {Name:PIDs Value:@au [3964548]} {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" "d7207b9de7a223853a48d0d6ce3e55fda52a1b4ffc71ca3ddc5c7f8101aa8414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7207b9de7a223853a48d0d6ce3e55fda52a1b4ffc71ca3ddc5c7f8101aa8414", kill_on_drop: false }`
[INFO] [stdout] d7207b9de7a223853a48d0d6ce3e55fda52a1b4ffc71ca3ddc5c7f8101aa8414