[INFO] fetching crate regex 1.1.7...
[INFO] extracting crate regex 1.1.7 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/regex/1.1.7
[INFO] extracting crate regex 1.1.7 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/regex/1.1.7
[INFO] validating manifest of regex-1.1.7 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of regex-1.1.7 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing regex-1.1.7
[INFO] removed 0 missing tests
[INFO] finished frobbing regex-1.1.7
[INFO] frobbed toml for regex-1.1.7 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/regex/1.1.7/Cargo.toml
[INFO] started frobbing regex-1.1.7
[INFO] removed 0 missing tests
[INFO] finished frobbing regex-1.1.7
[INFO] frobbed toml for regex-1.1.7 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/regex/1.1.7/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking regex-1.1.7 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/regex/1.1.7:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] caa360388dab644fcdf2c40543fe45118b521779ce2d058095b47e2c64687aea
[INFO] running `"docker" "start" "-a" "caa360388dab644fcdf2c40543fe45118b521779ce2d058095b47e2c64687aea"`
[INFO] [stderr]    Compiling regex v1.1.7 (/opt/crater/workdir)
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr] error: Could not compile `regex`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name default tests/test_default.rs --color never --emit=dep-info,metadata -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="use_std"' -C metadata=d20ecbd3b45f9462 -C extra-filename=-d20ecbd3b45f9462 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern aho_corasick=/opt/crater/target/debug/deps/libaho_corasick-9661d80ef4bfd677.rmeta --extern doc_comment=/opt/crater/target/debug/deps/libdoc_comment-e4372878efcd2ce3.rmeta --extern lazy_static=/opt/crater/target/debug/deps/liblazy_static-5ce1ae5a1887185c.rmeta --extern memchr=/opt/crater/target/debug/deps/libmemchr-2e013cd9a2d2e443.rmeta --extern quickcheck=/opt/crater/target/debug/deps/libquickcheck-33ad698e70eb2a9d.rmeta --extern rand=/opt/crater/target/debug/deps/librand-9bec5664cdd5012c.rmeta --extern regex=/opt/crater/target/debug/deps/libregex-a2673933e1c64b84.rmeta --extern regex_syntax=/opt/crater/target/debug/deps/libregex_syntax-3c4eee91e57bc20d.rmeta --extern thread_local=/opt/crater/target/debug/deps/libthread_local-b1be2f286a27ca28.rmeta --extern utf8_ranges=/opt/crater/target/debug/deps/libutf8_ranges-30794d78fe924b3a.rmeta --cap-lints=forbid --cfg regex_runtime_teddy_ssse3 --cfg regex_runtime_teddy_avx2` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "caa360388dab644fcdf2c40543fe45118b521779ce2d058095b47e2c64687aea"`
[INFO] running `"docker" "rm" "-f" "caa360388dab644fcdf2c40543fe45118b521779ce2d058095b47e2c64687aea"`
[INFO] [stdout] caa360388dab644fcdf2c40543fe45118b521779ce2d058095b47e2c64687aea