[INFO] crate salmon 0.5.0 is already in cache
[INFO] extracting crate salmon 0.5.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/salmon/0.5.0
[INFO] extracting crate salmon 0.5.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/salmon/0.5.0
[INFO] validating manifest of salmon-0.5.0 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 salmon-0.5.0 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 salmon-0.5.0
[INFO] finished frobbing salmon-0.5.0
[INFO] frobbed toml for salmon-0.5.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/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-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/salmon/0.5.0/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] [stderr]     Blocking waiting for file lock on package cache
[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 salmon-0.5.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1d720e27d968211770a97b59ce5c3abd5f3221ebfd76953e00cb97af99440fb5
[INFO] running `"docker" "start" "-a" "1d720e27d968211770a97b59ce5c3abd5f3221ebfd76953e00cb97af99440fb5"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling bindgen v0.50.0
[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 env_logger v0.6.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr] error: failed to write bytecode to /opt/crater/target/debug/deps/env_logger-fe53b33609a09ef3.env_logger.4df54wz2-cgu.14.rcgu.bc.z: Cannot allocate memory (os error 12)
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `env_logger`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name env_logger /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/env_logger-0.6.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="atty"' --cfg 'feature="default"' --cfg 'feature="humantime"' --cfg 'feature="regex"' --cfg 'feature="termcolor"' -C metadata=fe53b33609a09ef3 -C extra-filename=-fe53b33609a09ef3 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern atty=/opt/crater/target/debug/deps/libatty-f7456d6f77ce95dc.rmeta --extern humantime=/opt/crater/target/debug/deps/libhumantime-b9c2ae4ffcc0ad5e.rmeta --extern log=/opt/crater/target/debug/deps/liblog-4967a80ae46e180e.rmeta --extern regex=/opt/crater/target/debug/deps/libregex-8ba1a1976c5585ae.rmeta --extern termcolor=/opt/crater/target/debug/deps/libtermcolor-6bf3ca8bd6bebaa6.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 `selectors`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/selectors-0.21.0/build.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=2095785e2416570b -C extra-filename=-2095785e2416570b --out-dir /opt/crater/target/debug/build/selectors-2095785e2416570b -L dependency=/opt/crater/target/debug/deps --extern phf_codegen=/opt/crater/target/debug/deps/libphf_codegen-72efb1d70fb08c1d.rlib --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 `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=4ee5adeb5dc918ed -C extra-filename=-4ee5adeb5dc918ed --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern bitflags=/opt/crater/target/debug/deps/libbitflags-8b7e89dd175f291e.rmeta --extern getopts=/opt/crater/target/debug/deps/libgetopts-b5a33f6d5af72692.rmeta --extern memchr=/opt/crater/target/debug/deps/libmemchr-06b3fe7731c6a91a.rmeta --extern unicase=/opt/crater/target/debug/deps/libunicase-662e27321b7b1768.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 `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=395076eba321df50 -C extra-filename=-395076eba321df50 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern failure=/opt/crater/target/debug/deps/libfailure-2d3fea0c332c7f47.rmeta --extern libc=/opt/crater/target/debug/deps/liblibc-c5bc7c8f3df0cc0e.rmeta --cap-lints allow --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 `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name syn /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=2a36ee686e6ef19f -C extra-filename=-2a36ee686e6ef19f --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern proc_macro2=/opt/crater/target/debug/deps/libproc_macro2-83e86c367433ab62.rmeta --extern quote=/opt/crater/target/debug/deps/libquote-fc9c3831222e2067.rmeta --extern unicode_xid=/opt/crater/target/debug/deps/libunicode_xid-4cedcc85825777c8.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "1d720e27d968211770a97b59ce5c3abd5f3221ebfd76953e00cb97af99440fb5"`
[INFO] running `"docker" "rm" "-f" "1d720e27d968211770a97b59ce5c3abd5f3221ebfd76953e00cb97af99440fb5"`
[INFO] [stdout] 1d720e27d968211770a97b59ce5c3abd5f3221ebfd76953e00cb97af99440fb5