[INFO] crate uavcan-derive 0.1.0-preview0 is already in cache
[INFO] extracting crate uavcan-derive 0.1.0-preview0 into work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/uavcan-derive/0.1.0-preview0
[INFO] extracting crate uavcan-derive 0.1.0-preview0 into work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/reg/uavcan-derive/0.1.0-preview0
[INFO] validating manifest of uavcan-derive-0.1.0-preview0 on toolchain master#6ecad338381cc3b8d56e2df22e5971a598eddd6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of uavcan-derive-0.1.0-preview0 on toolchain try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing uavcan-derive-0.1.0-preview0
[INFO] finished frobbing uavcan-derive-0.1.0-preview0
[INFO] frobbed toml for uavcan-derive-0.1.0-preview0 written to work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/uavcan-derive/0.1.0-preview0/Cargo.toml
[INFO] started frobbing uavcan-derive-0.1.0-preview0
[INFO] finished frobbing uavcan-derive-0.1.0-preview0
[INFO] frobbed toml for uavcan-derive-0.1.0-preview0 written to work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/reg/uavcan-derive/0.1.0-preview0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking uavcan-derive-0.1.0-preview0 against try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f for pr-57501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57501/worker-3/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/reg/uavcan-derive/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" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 996af1d8e79a9ba5ed4580ccc52d828a0643c1d64ea8f33caad341dcd58f7e17
[INFO] running `"docker" "start" "-a" "996af1d8e79a9ba5ed4580ccc52d828a0643c1d64ea8f33caad341dcd58f7e17"`
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking memchr v2.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking uavcan-derive v0.1.0-preview0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `"docker" "inspect" "996af1d8e79a9ba5ed4580ccc52d828a0643c1d64ea8f33caad341dcd58f7e17"`
[INFO] running `"docker" "rm" "-f" "996af1d8e79a9ba5ed4580ccc52d828a0643c1d64ea8f33caad341dcd58f7e17"`
[INFO] [stdout] 996af1d8e79a9ba5ed4580ccc52d828a0643c1d64ea8f33caad341dcd58f7e17