[INFO] crate tract 0.9.2 is already in cache
[INFO] testing tract-0.9.2 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate tract 0.9.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tract 0.9.2 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tract 0.9.2
[INFO] finished tweaking crates.io crate tract 0.9.2
[INFO] tweaked toml for crates.io crate tract 0.9.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate tract 0.9.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e58e510075ae4cdbe4c1109ea974f566dc0401e529c7b33040580aca794decf5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e58e510075ae4cdbe4c1109ea974f566dc0401e529c7b33040580aca794decf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e58e510075ae4cdbe4c1109ea974f566dc0401e529c7b33040580aca794decf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e58e510075ae4cdbe4c1109ea974f566dc0401e529c7b33040580aca794decf5", kill_on_drop: false }`
[INFO] [stdout] e58e510075ae4cdbe4c1109ea974f566dc0401e529c7b33040580aca794decf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 70a3608f79cb18c6ec4c5ceec0079ace3ac4b43044451c3c711c14d8d5fe981e
[INFO] running `Command { std: "docker" "start" "-a" "70a3608f79cb18c6ec4c5ceec0079ace3ac4b43044451c3c711c14d8d5fe981e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling colorous v1.0.3
[INFO] [stderr]    Compiling box_drawing v0.1.2
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling backtrace v0.3.49
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling pbr v1.0.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling zip v0.5.6
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]    Compiling criterion-plot v0.4.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling proc-quote v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling liquid-derive v0.20.1
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling educe v0.4.3
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling py_literal v0.2.2
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling readings-probe v0.1.2
[INFO] [stderr]    Compiling ndarray-npy v0.5.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling tract-tensorflow v0.9.2
[INFO] [stderr]    Compiling tract-onnx v0.9.2
[INFO] [stderr]    Compiling kstring v0.1.1
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling liquid-core v0.20.2
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling liquid-lib v0.20.2
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling liquid v0.20.1
[INFO] [stderr]    Compiling tract-linalg v0.9.2
[INFO] [stderr]    Compiling tract-core v0.9.2
[INFO] [stderr]    Compiling tract-hir v0.9.2
[INFO] [stderr]    Compiling tract-kaldi v0.9.2
[INFO] [stderr] error: could not compile `tract-core`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tract_core --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tract-core-0.9.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=70a2b71ca6eac9f1 -C extra-filename=-70a2b71ca6eac9f1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bit_set=/opt/rustwide/target/debug/deps/libbit_set-d901314cb4415997.rmeta --extern derive_new=/opt/rustwide/target/debug/deps/libderive_new-ea5cecb6fa4adbc6.so --extern downcast_rs=/opt/rustwide/target/debug/deps/libdowncast_rs-e501af98d86f6241.rmeta --extern dyn_clone=/opt/rustwide/target/debug/deps/libdyn_clone-bc5014f7c9902ca9.rmeta --extern educe=/opt/rustwide/target/debug/deps/libeduce-4bdfbce8526f8ae4.so --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-0523d7570cd2ce63.rmeta --extern half=/opt/rustwide/target/debug/deps/libhalf-774bb096a4b4b63a.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-31d911caff3602c2.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-2c5a3e6f05aa3f12.rmeta --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-3a5b8f06b4ccc688.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-8279b6e675364cfe.rmeta --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-c0aa1ac2f0769395.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-2de2b3e19ad17644.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-c498d37fa6245bbd.rmeta --extern tract_linalg=/opt/rustwide/target/debug/deps/libtract_linalg-a42b45ba0d927523.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/tract-linalg-cc378b3dae59ffd3/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "70a3608f79cb18c6ec4c5ceec0079ace3ac4b43044451c3c711c14d8d5fe981e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70a3608f79cb18c6ec4c5ceec0079ace3ac4b43044451c3c711c14d8d5fe981e", kill_on_drop: false }`
[INFO] [stdout] 70a3608f79cb18c6ec4c5ceec0079ace3ac4b43044451c3c711c14d8d5fe981e