[INFO] fetching crate bf-fast 0.0.5...
[INFO] testing bf-fast-0.0.5 against try#8da20828b6ea601dfd8e2448cb50ace88876bd78 for pr-150933
[INFO] extracting crate bf-fast 0.0.5 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate bf-fast 0.0.5
[INFO] finished tweaking crates.io crate bf-fast 0.0.5
[INFO] tweaked toml for crates.io crate bf-fast 0.0.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bf-fast 0.0.5 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8da20828b6ea601dfd8e2448cb50ace88876bd78" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 703757eed7b1ef1cb11c0ab6216c205394f0500fba6e69e163e4ad4a4bafc4ad
[INFO] running `Command { std: "docker" "start" "-a" "703757eed7b1ef1cb11c0ab6216c205394f0500fba6e69e163e4ad4a4bafc4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "703757eed7b1ef1cb11c0ab6216c205394f0500fba6e69e163e4ad4a4bafc4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "703757eed7b1ef1cb11c0ab6216c205394f0500fba6e69e163e4ad4a4bafc4ad", kill_on_drop: false }`
[INFO] [stdout] 703757eed7b1ef1cb11c0ab6216c205394f0500fba6e69e163e4ad4a4bafc4ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5e4b9255eb4f4796867067b6551ddb3e463fa8358fc6b87b339c06fcd40eb435
[INFO] running `Command { std: "docker" "start" "-a" "5e4b9255eb4f4796867067b6551ddb3e463fa8358fc6b87b339c06fcd40eb435", kill_on_drop: false }`
[INFO] [stderr]    Compiling bf-fast v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "5e4b9255eb4f4796867067b6551ddb3e463fa8358fc6b87b339c06fcd40eb435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4b9255eb4f4796867067b6551ddb3e463fa8358fc6b87b339c06fcd40eb435", kill_on_drop: false }`
[INFO] [stdout] 5e4b9255eb4f4796867067b6551ddb3e463fa8358fc6b87b339c06fcd40eb435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e88645eb013b7b4f9bfccedbf5f6aacd21b4fba0d629be4ac6f3b66ef8623c
[INFO] running `Command { std: "docker" "start" "-a" "85e88645eb013b7b4f9bfccedbf5f6aacd21b4fba0d629be4ac6f3b66ef8623c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bf-fast v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "85e88645eb013b7b4f9bfccedbf5f6aacd21b4fba0d629be4ac6f3b66ef8623c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e88645eb013b7b4f9bfccedbf5f6aacd21b4fba0d629be4ac6f3b66ef8623c", kill_on_drop: false }`
[INFO] [stdout] 85e88645eb013b7b4f9bfccedbf5f6aacd21b4fba0d629be4ac6f3b66ef8623c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c01806a8910f393deb33a25306c00b62a24c7d6063c9992c7cf788f38b4c69dd
[INFO] running `Command { std: "docker" "start" "-a" "c01806a8910f393deb33a25306c00b62a24c7d6063c9992c7cf788f38b4c69dd", 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-c01806a8910f393deb33a25306c00b62a24c7d6063c9992c7cf788f38b4c69dd.scope" (properties [{Name:Description Value:"libcontainer container c01806a8910f393deb33a25306c00b62a24c7d6063c9992c7cf788f38b4c69dd"} {Name:Slice Value:"system.slice"} {Name:Delegate Value:true} {Name:PIDs Value:@au [134705]} {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" "c01806a8910f393deb33a25306c00b62a24c7d6063c9992c7cf788f38b4c69dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c01806a8910f393deb33a25306c00b62a24c7d6063c9992c7cf788f38b4c69dd", kill_on_drop: false }`
[INFO] [stdout] c01806a8910f393deb33a25306c00b62a24c7d6063c9992c7cf788f38b4c69dd