[INFO] fetching crate gemlab 0.4.0...
[INFO] building gemlab-0.4.0 against master#a29f341a8ac4e9325a5e37027b4215f50a76d06f for pr-101929
[INFO] extracting crate gemlab 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate gemlab 0.4.0 on toolchain a29f341a8ac4e9325a5e37027b4215f50a76d06f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gemlab 0.4.0
[INFO] finished tweaking crates.io crate gemlab 0.4.0
[INFO] tweaked toml for crates.io crate gemlab 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate gemlab 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_distr v0.4.3
[INFO] [stderr]   Downloaded russell_openblas v0.4.1
[INFO] [stderr]   Downloaded russell_chk v0.4.1
[INFO] [stderr]   Downloaded russell_tensor v0.4.1
[INFO] [stderr]   Downloaded russell_sparse v0.4.1
[INFO] [stderr]   Downloaded russell_lab v0.4.1
[INFO] [stderr]   Downloaded russell_stat v0.4.1
[INFO] [stderr]   Downloaded plotpy v0.3.4
[INFO] [stderr]   Downloaded tritet v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 261fca262794c24249b0b56500b4504dada366ecf026928e0c1484aaf70d85ce
[INFO] running `Command { std: "docker" "start" "-a" "261fca262794c24249b0b56500b4504dada366ecf026928e0c1484aaf70d85ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "261fca262794c24249b0b56500b4504dada366ecf026928e0c1484aaf70d85ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "261fca262794c24249b0b56500b4504dada366ecf026928e0c1484aaf70d85ce", kill_on_drop: false }`
[INFO] [stdout] 261fca262794c24249b0b56500b4504dada366ecf026928e0c1484aaf70d85ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 383a7d88e68898eaa52ef8158ccc9d3b76892048b273ca9af1234fea44934086
[INFO] running `Command { std: "docker" "start" "-a" "383a7d88e68898eaa52ef8158ccc9d3b76892048b273ca9af1234fea44934086", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling semver v1.0.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling russell_openblas v0.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rmp v0.8.11
[INFO] [stderr]    Compiling russell_sparse v0.4.1
[INFO] [stderr]    Compiling tritet v0.2.0
[INFO] [stderr]    Compiling russell_stat v0.4.1
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling rmp-serde v1.1.0
[INFO] [stderr]    Compiling russell_chk v0.4.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling russell_lab v0.4.1
[INFO] [stderr]    Compiling plotpy v0.3.4
[INFO] [stderr]    Compiling russell_tensor v0.4.1
[INFO] [stderr]    Compiling gemlab v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.79s
[INFO] running `Command { std: "docker" "inspect" "383a7d88e68898eaa52ef8158ccc9d3b76892048b273ca9af1234fea44934086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383a7d88e68898eaa52ef8158ccc9d3b76892048b273ca9af1234fea44934086", kill_on_drop: false }`
[INFO] [stdout] 383a7d88e68898eaa52ef8158ccc9d3b76892048b273ca9af1234fea44934086
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e92e462e59ac3446a933540fd361ddeb5362c86f92d432d6a560a917a465022e" "/opt/rustwide/cargo-home/bin/cargo" "+a29f341a8ac4e9325a5e37027b4215f50a76d06f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5ef0f831f2604f33645d65546386a47d1af841bfb43fe6f68214b8f1a04003b
[INFO] running `Command { std: "docker" "start" "-a" "b5ef0f831f2604f33645d65546386a47d1af841bfb43fe6f68214b8f1a04003b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gemlab v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `gemlab`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gemlab --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=e424b02d44b9c63f -C extra-filename=-e424b02d44b9c63f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-681dbf41937cdf8b.rlib --extern plotpy=/opt/rustwide/target/debug/deps/libplotpy-4432d3bdf8da1123.rlib --extern rmp_serde=/opt/rustwide/target/debug/deps/librmp_serde-393b120163d8a279.rlib --extern russell_chk=/opt/rustwide/target/debug/deps/librussell_chk-2338f0ee4434d1ee.rlib --extern russell_lab=/opt/rustwide/target/debug/deps/librussell_lab-07fd56713a1b9af7.rlib --extern russell_sparse=/opt/rustwide/target/debug/deps/librussell_sparse-2f9337942fa25990.rlib --extern russell_stat=/opt/rustwide/target/debug/deps/librussell_stat-9d0757ba8180bdd0.rlib --extern russell_tensor=/opt/rustwide/target/debug/deps/librussell_tensor-be7abf89f4178493.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-3852185190784011.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-d867642d22ad95a6.rlib --extern tritet=/opt/rustwide/target/debug/deps/libtritet-f9fce1e1e0bad500.rlib --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/russell_sparse-52e896a29edaf420/out -L native=/opt/rustwide/target/debug/build/russell_stat-a1b95a3fa581f809/out -L native=/opt/rustwide/target/debug/build/tritet-00838264cb470f26/out -L native=/opt/rustwide/target/debug/build/tritet-00838264cb470f26/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b5ef0f831f2604f33645d65546386a47d1af841bfb43fe6f68214b8f1a04003b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5ef0f831f2604f33645d65546386a47d1af841bfb43fe6f68214b8f1a04003b", kill_on_drop: false }`
[INFO] [stdout] b5ef0f831f2604f33645d65546386a47d1af841bfb43fe6f68214b8f1a04003b