[INFO] crate numext-fixed-hash-core 0.1.4 is already in cache
[INFO] extracting crate numext-fixed-hash-core 0.1.4 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/numext-fixed-hash-core/0.1.4
[INFO] extracting crate numext-fixed-hash-core 0.1.4 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/numext-fixed-hash-core/0.1.4
[INFO] validating manifest of numext-fixed-hash-core-0.1.4 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of numext-fixed-hash-core-0.1.4 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing numext-fixed-hash-core-0.1.4
[INFO] finished frobbing numext-fixed-hash-core-0.1.4
[INFO] frobbed toml for numext-fixed-hash-core-0.1.4 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/numext-fixed-hash-core/0.1.4/Cargo.toml
[INFO] started frobbing numext-fixed-hash-core-0.1.4
[INFO] finished frobbing numext-fixed-hash-core-0.1.4
[INFO] frobbed toml for numext-fixed-hash-core-0.1.4 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/numext-fixed-hash-core/0.1.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking numext-fixed-hash-core-0.1.4 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/numext-fixed-hash-core/0.1.4:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 16894e766eb5a93c67e6bc39f7320532586ecc0a92db1d8fcccab11e1b87fcef
[INFO] running `"docker" "start" "-a" "16894e766eb5a93c67e6bc39f7320532586ecc0a92db1d8fcccab11e1b87fcef"`
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.4
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.4
[INFO] [stderr]     Checking numext-fixed-uint v0.1.4
[INFO] [stderr]     Checking numext-fixed-hash-core v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] error: Could not compile `numext-fixed-hash-core`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name numext_fixed_hash_core src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 --cfg 'feature="default"' -C metadata=d270e94b7cc58db6 -C extra-filename=-d270e94b7cc58db6 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern failure=/opt/crater/target/debug/deps/libfailure-970e8aef83e670a3.rmeta --extern numext_constructor=/opt/crater/target/debug/deps/libnumext_constructor-dfb38174bf953c16.so --extern numext_fixed_uint=/opt/crater/target/debug/deps/libnumext_fixed_uint-3daba93c7487d5ee.rmeta --cap-lints=forbid -L native=/opt/crater/target/debug/build/backtrace-sys-8fbc7ae64ca0354f/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `numext-fixed-hash-core`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name numext_fixed_hash_core src/lib.rs --color never --emit=dep-info,metadata -C debuginfo=2 --test --cfg 'feature="default"' -C metadata=abb138d286d5b079 -C extra-filename=-abb138d286d5b079 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern failure=/opt/crater/target/debug/deps/libfailure-970e8aef83e670a3.rmeta --extern numext_constructor=/opt/crater/target/debug/deps/libnumext_constructor-dfb38174bf953c16.so --extern numext_fixed_uint=/opt/crater/target/debug/deps/libnumext_fixed_uint-3daba93c7487d5ee.rmeta --cap-lints=forbid -L native=/opt/crater/target/debug/build/backtrace-sys-8fbc7ae64ca0354f/out` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "16894e766eb5a93c67e6bc39f7320532586ecc0a92db1d8fcccab11e1b87fcef"`
[INFO] running `"docker" "rm" "-f" "16894e766eb5a93c67e6bc39f7320532586ecc0a92db1d8fcccab11e1b87fcef"`
[INFO] [stdout] 16894e766eb5a93c67e6bc39f7320532586ecc0a92db1d8fcccab11e1b87fcef