[INFO] fetching crate idmangler-lib 0.5.1...
[INFO] checking idmangler-lib-0.5.1 against try#8cf44c88fc5805dc578c5c987397615b47d2e2b2 for pr-136764
[INFO] extracting crate idmangler-lib 0.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] checking idmangler-lib-0.5.1 against try#8cf44c88fc5805dc578c5c987397615b47d2e2b2 for pr-136764
[INFO] extracting crate idmangler-lib 0.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate idmangler-lib 0.5.1 on toolchain 8cf44c88fc5805dc578c5c987397615b47d2e2b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate idmangler-lib 0.5.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate idmangler-lib 0.5.1
[INFO] tweaked toml for crates.io crate idmangler-lib 0.5.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate idmangler-lib 0.5.1 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" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ad878529d426323a90b568fb369f9eecc151a3dfb4dc896dd90862fbb52efb7
[INFO] running `Command { std: "docker" "start" "-a" "6ad878529d426323a90b568fb369f9eecc151a3dfb4dc896dd90862fbb52efb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ad878529d426323a90b568fb369f9eecc151a3dfb4dc896dd90862fbb52efb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad878529d426323a90b568fb369f9eecc151a3dfb4dc896dd90862fbb52efb7", kill_on_drop: false }`
[INFO] [stdout] 6ad878529d426323a90b568fb369f9eecc151a3dfb4dc896dd90862fbb52efb7
[INFO] checking idmangler-lib-0.5.1 against try#8cf44c88fc5805dc578c5c987397615b47d2e2b2 for pr-136764
[INFO] extracting crate idmangler-lib 0.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] checking idmangler-lib-0.5.1 against try#8cf44c88fc5805dc578c5c987397615b47d2e2b2 for pr-136764
[INFO] extracting crate idmangler-lib 0.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate idmangler-lib 0.5.1 on toolchain 8cf44c88fc5805dc578c5c987397615b47d2e2b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate idmangler-lib 0.5.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate idmangler-lib 0.5.1
[INFO] tweaked toml for crates.io crate idmangler-lib 0.5.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate idmangler-lib 0.5.1 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" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0970c422ab1a4f472c3c0b1aed1dbaa854cc47be7cdb079ae08747a61c3b3ba1
[INFO] running `Command { std: "docker" "start" "-a" "0970c422ab1a4f472c3c0b1aed1dbaa854cc47be7cdb079ae08747a61c3b3ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0970c422ab1a4f472c3c0b1aed1dbaa854cc47be7cdb079ae08747a61c3b3ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0970c422ab1a4f472c3c0b1aed1dbaa854cc47be7cdb079ae08747a61c3b3ba1", kill_on_drop: false }`
[INFO] [stdout] 0970c422ab1a4f472c3c0b1aed1dbaa854cc47be7cdb079ae08747a61c3b3ba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/aafcd85a94ca496cb8acf680a32dc7da4611b185e50335b70f0a7a65ba68a989: no space left on device