[INFO] fetching crate enso-flexer 0.2.0...
[INFO] checking enso-flexer-0.2.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate enso-flexer 0.2.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate enso-flexer 0.2.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enso-flexer 0.2.0
[INFO] finished tweaking crates.io crate enso-flexer 0.2.0
[INFO] tweaked toml for crates.io crate enso-flexer 0.2.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afec21e47d419a209b3c3dcd2de91c78058436d0a95b06bc9ecf59994e1cb868
[INFO] running `Command { std: "docker" "start" "-a" "afec21e47d419a209b3c3dcd2de91c78058436d0a95b06bc9ecf59994e1cb868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afec21e47d419a209b3c3dcd2de91c78058436d0a95b06bc9ecf59994e1cb868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afec21e47d419a209b3c3dcd2de91c78058436d0a95b06bc9ecf59994e1cb868", kill_on_drop: false }`
[INFO] [stdout] afec21e47d419a209b3c3dcd2de91c78058436d0a95b06bc9ecf59994e1cb868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27655311f16c36dc7ce2db8fe6e9c67c257a40fbbf02951c3288f95a619d6b4e
[INFO] running `Command { std: "docker" "start" "-a" "27655311f16c36dc7ce2db8fe6e9c67c257a40fbbf02951c3288f95a619d6b4e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]     Checking weak-table v0.3.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking nonempty v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking object v0.26.1
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking simba v0.4.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.58
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.58
[INFO] [stderr]    Compiling wasm-bindgen-webidl v0.2.58
[INFO] [stderr]    Compiling enso-macro-utils v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]    Compiling ifmt-impl v0.3.3
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.58
[INFO] [stderr] error: could not compile `simba`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name simba --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/simba-0.4.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' -C metadata=b418ff5829e6287e -C extra-filename=-b418ff5829e6287e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-9581de1ce110865a.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-ede7a7bac06eb4dd.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-3af5de7cf1c6b7d1.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-1d007800db85bb25.so --cap-lints allow --cap-lints=forbid` (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" "27655311f16c36dc7ce2db8fe6e9c67c257a40fbbf02951c3288f95a619d6b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27655311f16c36dc7ce2db8fe6e9c67c257a40fbbf02951c3288f95a619d6b4e", kill_on_drop: false }`
[INFO] [stdout] 27655311f16c36dc7ce2db8fe6e9c67c257a40fbbf02951c3288f95a619d6b4e