[INFO] fetching crate atsamd51j 0.12.0...
[INFO] checking atsamd51j-0.12.0 against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] extracting crate atsamd51j 0.12.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate atsamd51j 0.12.0 on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atsamd51j 0.12.0
[INFO] finished tweaking crates.io crate atsamd51j 0.12.0
[INFO] tweaked toml for crates.io crate atsamd51j 0.12.0 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7878f50abf25c7a2e9bbb499ac202ccb0f08166519d08cad17de12f90d1f4c3
[INFO] running `Command { std: "docker" "start" "-a" "b7878f50abf25c7a2e9bbb499ac202ccb0f08166519d08cad17de12f90d1f4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7878f50abf25c7a2e9bbb499ac202ccb0f08166519d08cad17de12f90d1f4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7878f50abf25c7a2e9bbb499ac202ccb0f08166519d08cad17de12f90d1f4c3", kill_on_drop: false }`
[INFO] [stdout] b7878f50abf25c7a2e9bbb499ac202ccb0f08166519d08cad17de12f90d1f4c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8524ad637d614baeb6d32466ecde946e1935be96fe4d6659d883a24a3b500ee
[INFO] running `Command { std: "docker" "start" "-a" "f8524ad637d614baeb6d32466ecde946e1935be96fe4d6659d883a24a3b500ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.4
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling atsamd51j v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr] error: could not compile `atsamd51j`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name atsamd51j --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=9f1cb423c5aa3bb4 -C extra-filename=-9f1cb423c5aa3bb4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-1b6d0fdb140a71c3.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-1707cf56e5fc912e.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f8524ad637d614baeb6d32466ecde946e1935be96fe4d6659d883a24a3b500ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8524ad637d614baeb6d32466ecde946e1935be96fe4d6659d883a24a3b500ee", kill_on_drop: false }`
[INFO] [stdout] f8524ad637d614baeb6d32466ecde946e1935be96fe4d6659d883a24a3b500ee