[INFO] fetching crate magicsquare 0.2.0...
[INFO] checking magicsquare-0.2.0 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate magicsquare 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate magicsquare 0.2.0 on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate magicsquare 0.2.0
[INFO] finished tweaking crates.io crate magicsquare 0.2.0
[INFO] tweaked toml for crates.io crate magicsquare 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate magicsquare 0.2.0 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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f3105ef2078b7bd77739a67eea71bb5ac200d72729326e330406355387aa977
[INFO] running `Command { std: "docker" "start" "-a" "8f3105ef2078b7bd77739a67eea71bb5ac200d72729326e330406355387aa977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f3105ef2078b7bd77739a67eea71bb5ac200d72729326e330406355387aa977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f3105ef2078b7bd77739a67eea71bb5ac200d72729326e330406355387aa977", kill_on_drop: false }`
[INFO] [stdout] 8f3105ef2078b7bd77739a67eea71bb5ac200d72729326e330406355387aa977
[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" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 426d1e5f9a7cdc9fc360c61aa3cacf9cf20af76b210d47b7cdcec1efa6b9e52c
[INFO] running `Command { std: "docker" "start" "-a" "426d1e5f9a7cdc9fc360c61aa3cacf9cf20af76b210d47b7cdcec1efa6b9e52c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/build/num-traits-1d982f7a46345bb1/output`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "426d1e5f9a7cdc9fc360c61aa3cacf9cf20af76b210d47b7cdcec1efa6b9e52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426d1e5f9a7cdc9fc360c61aa3cacf9cf20af76b210d47b7cdcec1efa6b9e52c", kill_on_drop: false }`
[INFO] [stdout] 426d1e5f9a7cdc9fc360c61aa3cacf9cf20af76b210d47b7cdcec1efa6b9e52c