[INFO] fetching crate cuprate-wire 0.0.0-placeholder...
[INFO] testing cuprate-wire-0.0.0-placeholder against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] extracting crate cuprate-wire 0.0.0-placeholder into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate cuprate-wire 0.0.0-placeholder on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cuprate-wire 0.0.0-placeholder
[INFO] finished tweaking crates.io crate cuprate-wire 0.0.0-placeholder
[INFO] tweaked toml for crates.io crate cuprate-wire 0.0.0-placeholder written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 216db554b3e650b0ff895b1a8a28be0493ed020e891a44c17e48822b478dddee
[INFO] running `Command { std: "docker" "start" "-a" "216db554b3e650b0ff895b1a8a28be0493ed020e891a44c17e48822b478dddee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "216db554b3e650b0ff895b1a8a28be0493ed020e891a44c17e48822b478dddee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "216db554b3e650b0ff895b1a8a28be0493ed020e891a44c17e48822b478dddee", kill_on_drop: false }`
[INFO] [stdout] 216db554b3e650b0ff895b1a8a28be0493ed020e891a44c17e48822b478dddee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65e020330cae606f39441dafb248d504b9ea8914192efebd6acf05b167452f3f
[INFO] running `Command { std: "docker" "start" "-a" "65e020330cae606f39441dafb248d504b9ea8914192efebd6acf05b167452f3f", 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: error during container init: error mounting "/var/lib/crater-agent-workspace/cargo-home" to rootfs at "/opt/rustwide/cargo-home": mkdir /var/lib/docker/overlay2/b7c0d8b11e994d1f81f231437340cdcecf0a77d5d7cd5651d8c7165fb89ed940/merged/opt/rustwide/cargo-home: no space left on device: unknown
[INFO] running `Command { std: "docker" "inspect" "65e020330cae606f39441dafb248d504b9ea8914192efebd6acf05b167452f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65e020330cae606f39441dafb248d504b9ea8914192efebd6acf05b167452f3f", kill_on_drop: false }`
[INFO] [stdout] 65e020330cae606f39441dafb248d504b9ea8914192efebd6acf05b167452f3f