[INFO] crate uavcan 0.1.0-preview0 is already in cache
[INFO] extracting crate uavcan 0.1.0-preview0 into work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/uavcan/0.1.0-preview0
[INFO] extracting crate uavcan 0.1.0-preview0 into work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/uavcan/0.1.0-preview0
[INFO] validating manifest of uavcan-0.1.0-preview0 on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of uavcan-0.1.0-preview0 on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing uavcan-0.1.0-preview0
[INFO] finished frobbing uavcan-0.1.0-preview0
[INFO] frobbed toml for uavcan-0.1.0-preview0 written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/uavcan/0.1.0-preview0/Cargo.toml
[INFO] started frobbing uavcan-0.1.0-preview0
[INFO] finished frobbing uavcan-0.1.0-preview0
[INFO] frobbed toml for uavcan-0.1.0-preview0 written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/uavcan/0.1.0-preview0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking uavcan-0.1.0-preview0 against try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-7/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/uavcan/0.1.0-preview0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] aab27e4148f3eaee94d33f1f36d9fa4c1ff182c293610cc1d5800feda4493ebb
[INFO] running `"docker" "start" "-a" "aab27e4148f3eaee94d33f1f36d9fa4c1ff182c293610cc1d5800feda4493ebb"`
[INFO] [stderr]     Checking ux v0.0.1
[INFO] [stderr]     Checking bit_field v0.8.0
[INFO] [stderr]     Checking embedded_types v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling uavcan-derive v0.1.0-preview0
[INFO] [stderr]     Checking uavcan v0.1.0-preview0 (/opt/crater/workdir)
[INFO] [stderr] error: Could not compile `uavcan`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name uavcan src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 --cfg 'feature="default"' -C metadata=61e005a41a01fe42 -C extra-filename=-61e005a41a01fe42 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern bit_field=/opt/crater/target/debug/deps/libbit_field-c34ad3c661ad08af.rmeta --extern embedded_types=/opt/crater/target/debug/deps/libembedded_types-3ccec98bfab6867f.rmeta --extern half=/opt/crater/target/debug/deps/libhalf-5f6fa39058e19950.rmeta --extern uavcan_derive=/opt/crater/target/debug/deps/libuavcan_derive-0afa4eb0911b59cd.so --extern ux=/opt/crater/target/debug/deps/libux-a9d210155e432c8f.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `uavcan`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name uavcan src/lib.rs --color never --emit=dep-info,metadata -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=e83ff331fbb8a4e3 -C extra-filename=-e83ff331fbb8a4e3 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern bit_field=/opt/crater/target/debug/deps/libbit_field-c34ad3c661ad08af.rmeta --extern embedded_types=/opt/crater/target/debug/deps/libembedded_types-3ccec98bfab6867f.rmeta --extern half=/opt/crater/target/debug/deps/libhalf-5f6fa39058e19950.rmeta --extern uavcan_derive=/opt/crater/target/debug/deps/libuavcan_derive-0afa4eb0911b59cd.so --extern ux=/opt/crater/target/debug/deps/libux-a9d210155e432c8f.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "aab27e4148f3eaee94d33f1f36d9fa4c1ff182c293610cc1d5800feda4493ebb"`
[INFO] running `"docker" "rm" "-f" "aab27e4148f3eaee94d33f1f36d9fa4c1ff182c293610cc1d5800feda4493ebb"`
[INFO] [stdout] aab27e4148f3eaee94d33f1f36d9fa4c1ff182c293610cc1d5800feda4493ebb