[INFO] fetching crate enso-optics 0.2.0...
[INFO] testing enso-optics-0.2.0 against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1
[INFO] extracting crate enso-optics 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate enso-optics 0.2.0 on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enso-optics 0.2.0
[INFO] finished tweaking crates.io crate enso-optics 0.2.0
[INFO] tweaked toml for crates.io crate enso-optics 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--no-deps" "--format-version=1", 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] 27aa24fb87196d4762a6d22396c367f2e5e2ab1d25535a82c2b0e539da48044f
[INFO] running `Command { std: "docker" "start" "-a" "27aa24fb87196d4762a6d22396c367f2e5e2ab1d25535a82c2b0e539da48044f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27aa24fb87196d4762a6d22396c367f2e5e2ab1d25535a82c2b0e539da48044f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27aa24fb87196d4762a6d22396c367f2e5e2ab1d25535a82c2b0e539da48044f", kill_on_drop: false }`
[INFO] [stdout] 27aa24fb87196d4762a6d22396c367f2e5e2ab1d25535a82c2b0e539da48044f
[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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "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] fe794bf349e5bfacfc9f2b84c4aa0e6ac803cef586f0062facc4a2ccff4b163f
[INFO] running `Command { std: "docker" "start" "-a" "fe794bf349e5bfacfc9f2b84c4aa0e6ac803cef586f0062facc4a2ccff4b163f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling sourcefile v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling enclose v1.1.8
[INFO] [stderr]    Compiling weak-table v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling simba v0.4.0
[INFO] [stderr]    Compiling weedle v0.10.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.58
[INFO] [stderr]    Compiling synstructure v0.12.6
[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 ifmt-impl v0.3.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.58
[INFO] [stderr]    Compiling enso-shapely-macros v0.2.1
[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,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' -C metadata=85cae7d577cff298 -C extra-filename=-85cae7d577cff298 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-c1f5a1f0313962ff.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-05f0028c6a983505.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-3ba2032dae1915d2.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-4d6a3c29c1b84e5f.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" "fe794bf349e5bfacfc9f2b84c4aa0e6ac803cef586f0062facc4a2ccff4b163f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe794bf349e5bfacfc9f2b84c4aa0e6ac803cef586f0062facc4a2ccff4b163f", kill_on_drop: false }`
[INFO] [stdout] fe794bf349e5bfacfc9f2b84c4aa0e6ac803cef586f0062facc4a2ccff4b163f