[INFO] crate salmon 0.5.0 is already in cache
[INFO] extracting crate salmon 0.5.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/salmon/0.5.0
[INFO] extracting crate salmon 0.5.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/salmon/0.5.0
[INFO] validating manifest of salmon-0.5.0 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of salmon-0.5.0 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing salmon-0.5.0
[INFO] finished frobbing salmon-0.5.0
[INFO] frobbed toml for salmon-0.5.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/salmon/0.5.0/Cargo.toml
[INFO] started frobbing salmon-0.5.0
[INFO] finished frobbing salmon-0.5.0
[INFO] frobbed toml for salmon-0.5.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/salmon/0.5.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking salmon-0.5.0 against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-2/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/salmon/0.5.0:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 051238543f6f57094386c12451a0724e687e0d7054aeef82c9e94329e89028bf
[INFO] running `"docker" "start" "-a" "051238543f6f57094386c12451a0724e687e0d7054aeef82c9e94329e89028bf"`
[INFO] [stderr]    Compiling pulldown-cmark v0.5.3
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling sass-sys v0.4.13
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling bindgen v0.50.0
[INFO] [stderr] error: Could not compile `serde`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.99/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="rc"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=5c2a7860109f24fd -C extra-filename=-5c2a7860109f24fd --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern serde_derive=/opt/crater/target/debug/deps/libserde_derive-1ad6f8b82d3e6671.so --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `serde`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.99/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="rc"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=60ab6847e8ac55c7 -C extra-filename=-60ab6847e8ac55c7 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern serde_derive=/opt/crater/target/debug/deps/libserde_derive-1ad6f8b82d3e6671.so --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `which`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name which /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/which-2.0.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=3067d2e0689c96ef -C extra-filename=-3067d2e0689c96ef --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern failure=/opt/crater/target/debug/deps/libfailure-1879ba9c3f9152bc.rmeta --extern libc=/opt/crater/target/debug/deps/liblibc-5b1859c79b7ac925.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/crater/target/debug/build/backtrace-sys-446e4468c378ad9c/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `pulldown-cmark`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name pulldown_cmark /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-0.5.3/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="getopts"' --cfg 'feature="simd"' -C metadata=19de32ed0fccf0cb -C extra-filename=-19de32ed0fccf0cb --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern bitflags=/opt/crater/target/debug/deps/libbitflags-d94692f08d70f50f.rmeta --extern getopts=/opt/crater/target/debug/deps/libgetopts-19b7e9641cbbf8ef.rmeta --extern memchr=/opt/crater/target/debug/deps/libmemchr-0d368430f71f1ade.rmeta --extern unicase=/opt/crater/target/debug/deps/libunicase-5b0a1faea76365e4.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `pest_generator`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pest_generator /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pest_generator-2.1.0/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=61b4554c38d2b86d -C extra-filename=-61b4554c38d2b86d --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern pest=/opt/crater/target/debug/deps/libpest-6474ca2bfc84b0fe.rmeta --extern pest_meta=/opt/crater/target/debug/deps/libpest_meta-65db1b396a80418f.rmeta --extern proc_macro2=/opt/crater/target/debug/deps/libproc_macro2-66ba00e88522fa8f.rmeta --extern quote=/opt/crater/target/debug/deps/libquote-44674e4f52a83c45.rmeta --extern syn=/opt/crater/target/debug/deps/libsyn-96b44f994d001011.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `bindgen`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "051238543f6f57094386c12451a0724e687e0d7054aeef82c9e94329e89028bf"`
[INFO] running `"docker" "rm" "-f" "051238543f6f57094386c12451a0724e687e0d7054aeef82c9e94329e89028bf"`
[INFO] [stdout] 051238543f6f57094386c12451a0724e687e0d7054aeef82c9e94329e89028bf