[INFO] crate tract 0.4.0 is already in cache
[INFO] testing tract-0.4.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate tract 0.4.0 into work/builds/worker-9/source
[INFO] validating manifest of crates.io crate tract 0.4.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tract 0.4.0
[INFO] finished tweaking crates.io crate tract 0.4.0
[INFO] tweaked toml for crates.io crate tract 0.4.0 written to work/builds/worker-9/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] f95e39023813ef8274ae7c81a50dab65addc0af0b30f07e878fcbeab3d2f9c52
[INFO] running `"docker" "start" "-a" "f95e39023813ef8274ae7c81a50dab65addc0af0b30f07e878fcbeab3d2f9c52"`
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling liquid-error v0.19.0
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling deunicode v1.0.0
[INFO] [stderr]    Compiling objekt v0.1.2
[INFO] [stderr]    Compiling unsafe_unwrap v0.1.0
[INFO] [stderr]    Compiling downcast-rs v1.1.0
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling box_drawing v0.1.2
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling flate2 v1.0.12
[INFO] [stderr]    Compiling pbr v1.0.2
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling pest v2.1.2
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling zip v0.5.3
[INFO] [stderr]    Compiling pest_meta v2.1.2
[INFO] [stderr]    Compiling py_literal v0.2.1
[INFO] [stderr]    Compiling ndarray-npy v0.4.0
[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling no-panic v0.1.11
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling liquid-value v0.19.0
[INFO] [stderr]    Compiling liquid-interpreter v0.19.0
[INFO] [stderr]    Compiling liquid-compiler v0.19.0
[INFO] [stderr]    Compiling liquid-derive v0.19.0
[INFO] [stderr]    Compiling liquid v0.19.0
[INFO] [stderr]    Compiling tract-linalg v0.4.2
[INFO] [stderr]    Compiling tract-core v0.4.2
[INFO] [stderr]    Compiling tract-onnx v0.4.2
[INFO] [stderr]    Compiling tract-tensorflow v0.4.2
[INFO] [stderr]    Compiling tract-kaldi v0.4.2
[INFO] [stderr] error: could not compile `tract-core`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name tract_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tract-core-0.4.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="default"' -C metadata=bd5439ed436446a4 -C extra-filename=-bd5439ed436446a4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-e831679a86d1ec23.rmeta --extern derive_new=/opt/rustwide/target/debug/deps/libderive_new-910370b6bac161bc.so --extern downcast_rs=/opt/rustwide/target/debug/deps/libdowncast_rs-146f3f10ab0cbe7a.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-c39274a0c142a550.rmeta --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-e8349edb94429f5d.rmeta --extern half=/opt/rustwide/target/debug/deps/libhalf-d3560e583775d389.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-c752445a97406995.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-5513cb556299afcf.rmeta --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-bbe8b97169fc40f2.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-5a481afc0cdb6e30.rmeta --extern no_panic=/opt/rustwide/target/debug/deps/libno_panic-5aa15ece78530602.so --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-2dd52f0ea276c9ff.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-a49361b936b25068.rmeta --extern objekt=/opt/rustwide/target/debug/deps/libobjekt-baa1013f4ab65a5a.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-a6ff3ddf243f392a.rmeta --extern tract_linalg=/opt/rustwide/target/debug/deps/libtract_linalg-d09bbdf2a8aec53f.rmeta --extern unsafe_unwrap=/opt/rustwide/target/debug/deps/libunsafe_unwrap-e3fb5b2c33eae1bc.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/backtrace-sys-f66bd34361c58f86/out -L native=/opt/rustwide/target/debug/build/tract-linalg-b35d97deba6699f4/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f95e39023813ef8274ae7c81a50dab65addc0af0b30f07e878fcbeab3d2f9c52"`
[INFO] running `"docker" "rm" "-f" "f95e39023813ef8274ae7c81a50dab65addc0af0b30f07e878fcbeab3d2f9c52"`
[INFO] [stdout] f95e39023813ef8274ae7c81a50dab65addc0af0b30f07e878fcbeab3d2f9c52