[INFO] fetching crate tizol 0.1.0...
[INFO] checking tizol-0.1.0 against master#1ab98933fa75d72e882b86feac1a0be3a5b02cb0 for pr-83850
[INFO] extracting crate tizol 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tizol 0.1.0 on toolchain 1ab98933fa75d72e882b86feac1a0be3a5b02cb0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tizol 0.1.0
[INFO] finished tweaking crates.io crate tizol 0.1.0
[INFO] tweaked toml for crates.io crate tizol 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate tizol 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-5/source/examples/spectrogram.rs
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cexpr v0.3.5
[INFO] [stderr]   Downloaded strider v0.1.3
[INFO] [stderr]   Downloaded cmake v0.1.40
[INFO] [stderr]   Downloaded apodize v0.3.1
[INFO] [stderr]   Downloaded transpose v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.97
[INFO] [stderr]   Downloaded geo-types v0.2.2
[INFO] [stderr]   Downloaded spade v1.8.0
[INFO] [stderr]   Downloaded nalgebra v0.18.0
[INFO] [stderr]   Downloaded bindgen v0.47.3
[INFO] [stderr]   Downloaded png v0.15.0
[INFO] [stderr]   Downloaded matrixmultiply v0.2.2
[INFO] [stderr]   Downloaded syn v0.15.40
[INFO] [stderr]   Downloaded strength_reduce v0.2.2
[INFO] [stderr]   Downloaded alga v0.9.1
[INFO] [stderr]   Downloaded hodges v1.0.0
[INFO] [stderr]   Downloaded rustfft v3.0.0
[INFO] [stderr]   Downloaded bstr v0.2.4
[INFO] [stderr]   Downloaded scarlet v1.0.2
[INFO] [stderr]   Downloaded geo v0.10.3
[INFO] [stderr]   Downloaded image v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05c962468e2d7413484ca468800c4cadd00ec67135a88293db918ff3ce76306e
[INFO] running `Command { std: "docker" "start" "-a" "05c962468e2d7413484ca468800c4cadd00ec67135a88293db918ff3ce76306e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05c962468e2d7413484ca468800c4cadd00ec67135a88293db918ff3ce76306e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05c962468e2d7413484ca468800c4cadd00ec67135a88293db918ff3ce76306e", kill_on_drop: false }`
[INFO] [stdout] 05c962468e2d7413484ca468800c4cadd00ec67135a88293db918ff3ce76306e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+1ab98933fa75d72e882b86feac1a0be3a5b02cb0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbcb9e6e51d8ab2bc5b8f427fc37b78fe11d5fffe325a2bff47252f506831263
[INFO] running `Command { std: "docker" "start" "-a" "cbcb9e6e51d8ab2bc5b8f427fc37b78fe11d5fffe325a2bff47252f506831263", kill_on_drop: false }`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/examples/spectrogram.rs
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bindgen v0.47.3
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking clamp v0.1.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking strength_reduce v0.2.2
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking strider v0.1.3
[INFO] [stderr]     Checking apodize v0.3.1
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling aho-corasick v0.7.4
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling regex v1.2.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling backtrace v0.3.33
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking rustfft v3.0.0
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.10/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=4255ab5cb8f9b9db -C extra-filename=-4255ab5cb8f9b9db --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-ecf3d58fdc2d1d53.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cbcb9e6e51d8ab2bc5b8f427fc37b78fe11d5fffe325a2bff47252f506831263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbcb9e6e51d8ab2bc5b8f427fc37b78fe11d5fffe325a2bff47252f506831263", kill_on_drop: false }`
[INFO] [stdout] cbcb9e6e51d8ab2bc5b8f427fc37b78fe11d5fffe325a2bff47252f506831263