[INFO] crate cobalt-bin 0.15.4 is already in cache
[INFO] extracting crate cobalt-bin 0.15.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/cobalt-bin/0.15.4
[INFO] extracting crate cobalt-bin 0.15.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cobalt-bin/0.15.4
[INFO] validating manifest of cobalt-bin-0.15.4 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cobalt-bin-0.15.4 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cobalt-bin-0.15.4
[INFO] finished frobbing cobalt-bin-0.15.4
[INFO] frobbed toml for cobalt-bin-0.15.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cobalt-bin/0.15.4/Cargo.toml
[INFO] started frobbing cobalt-bin-0.15.4
[INFO] finished frobbing cobalt-bin-0.15.4
[INFO] frobbed toml for cobalt-bin-0.15.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cobalt-bin/0.15.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cobalt-bin-0.15.4 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cobalt-bin/0.15.4:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b503a1010bd80bc8a238a0efdb502423f77f664a22e1b98164851efcc776a937
[INFO] running `"docker" "start" "-a" "b503a1010bd80bc8a238a0efdb502423f77f664a22e1b98164851efcc776a937"`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling liquid-error v0.18.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling safemem v0.3.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling deunicode v1.0.0
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling filetime v0.2.5
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling sass-sys v0.4.13
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling inotify v0.6.1
[INFO] [stderr]    Compiling bindgen v0.50.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr] error: Could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.44/src/lib.rs --color never --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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=4034ca4b2a9b3894 -C extra-filename=-4034ca4b2a9b3894 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern proc_macro2=/opt/crater/target/debug/deps/libproc_macro2-f9faf6001020d97b.rlib --extern quote=/opt/crater/target/debug/deps/libquote-ed2b7cdb163c5868.rlib --extern unicode_xid=/opt/crater/target/debug/deps/libunicode_xid-01f800ee0450ee30.rlib --cap-lints allow --cap-lints=warn --cfg syn_can_match_trailing_dollar --cfg syn_can_use_thread_id --cfg syn_can_use_associated_constants --cfg syn_can_call_macro_by_path --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `clap`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=9325301b67a3eb11 -C extra-filename=-9325301b67a3eb11 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern ansi_term=/opt/crater/target/debug/deps/libansi_term-ab3d266e25626249.rlib --extern atty=/opt/crater/target/debug/deps/libatty-eb5da56e70a939cc.rlib --extern bitflags=/opt/crater/target/debug/deps/libbitflags-bcd34e8f74846360.rlib --extern strsim=/opt/crater/target/debug/deps/libstrsim-7aece6a3d121dad3.rlib --extern textwrap=/opt/crater/target/debug/deps/libtextwrap-98d6d8750638b4d6.rlib --extern unicode_width=/opt/crater/target/debug/deps/libunicode_width-70ef077428dd4d3c.rlib --extern vec_map=/opt/crater/target/debug/deps/libvec_map-d1ee0a45638c2bc7.rlib --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `mio`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name mio /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mio-0.6.19/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="with-deprecated"' -C metadata=0e2bc1a0dc1217dc -C extra-filename=-0e2bc1a0dc1217dc --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern iovec=/opt/crater/target/debug/deps/libiovec-0aff63894148ec6b.rlib --extern libc=/opt/crater/target/debug/deps/liblibc-d019039477cac03b.rlib --extern log=/opt/crater/target/debug/deps/liblog-55cfa8f7ed258bff.rlib --extern net2=/opt/crater/target/debug/deps/libnet2-629edbfe8fd82654.rlib --extern slab=/opt/crater/target/debug/deps/libslab-38e1dff674bc2c67.rlib --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `clang-sys`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clang_sys /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/clang-sys-0.28.1/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="clang_6_0"' --cfg 'feature="gte_clang_3_6"' --cfg 'feature="gte_clang_3_7"' --cfg 'feature="gte_clang_3_8"' --cfg 'feature="gte_clang_3_9"' --cfg 'feature="gte_clang_4_0"' --cfg 'feature="gte_clang_5_0"' --cfg 'feature="gte_clang_6_0"' --cfg 'feature="libloading"' --cfg 'feature="runtime"' -C metadata=90b9394c65419bea -C extra-filename=-90b9394c65419bea --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern glob=/opt/crater/target/debug/deps/libglob-b5997fb6016faac1.rlib --extern libc=/opt/crater/target/debug/deps/liblibc-d019039477cac03b.rlib --extern libloading=/opt/crater/target/debug/deps/liblibloading-954be2517be54e24.rlib --cap-lints allow --cap-lints=warn -L native=/opt/crater/target/debug/build/libloading-1f0f8e55fc8a19ae/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `globset`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name globset /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/globset-0.4.4/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=1d9085fba71e0221 -C extra-filename=-1d9085fba71e0221 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern aho_corasick=/opt/crater/target/debug/deps/libaho_corasick-05f4d1fa22c64ffe.rlib --extern bstr=/opt/crater/target/debug/deps/libbstr-dc470846b2545b2b.rlib --extern fnv=/opt/crater/target/debug/deps/libfnv-0b54693efaf27e2a.rlib --extern log=/opt/crater/target/debug/deps/liblog-55cfa8f7ed258bff.rlib --extern regex=/opt/crater/target/debug/deps/libregex-3f288169bf5fc935.rlib --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 --color never --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=496125452bd0d87b -C extra-filename=-496125452bd0d87b --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern atty=/opt/crater/target/debug/deps/libatty-eb5da56e70a939cc.rlib --extern humantime=/opt/crater/target/debug/deps/libhumantime-f3229d51b2810709.rlib --extern log=/opt/crater/target/debug/deps/liblog-55cfa8f7ed258bff.rlib --extern regex=/opt/crater/target/debug/deps/libregex-3f288169bf5fc935.rlib --extern termcolor=/opt/crater/target/debug/deps/libtermcolor-63bd51856c425668.rlib --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `cexpr`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cexpr /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cexpr-0.3.5/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=25f2cdf9b8d31381 -C extra-filename=-25f2cdf9b8d31381 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern nom=/opt/crater/target/debug/deps/libnom-f158f839c644fe88.rlib --cap-lints allow --cap-lints=warn` (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" "b503a1010bd80bc8a238a0efdb502423f77f664a22e1b98164851efcc776a937"`
[INFO] running `"docker" "rm" "-f" "b503a1010bd80bc8a238a0efdb502423f77f664a22e1b98164851efcc776a937"`
[INFO] [stdout] b503a1010bd80bc8a238a0efdb502423f77f664a22e1b98164851efcc776a937