[INFO] cloning repository https://github.com/dmrolfs/proctor-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmrolfs/proctor-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmrolfs%2Fproctor-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmrolfs%2Fproctor-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e54c89c84e7cb138dc2ec47ceb6b52782e3046d2
[INFO] checking dmrolfs/proctor-rs against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmrolfs%2Fproctor-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmrolfs/proctor-rs on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmrolfs/proctor-rs
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/dmrolfs/proctor-rs
[INFO] tweaked toml for git repo https://github.com/dmrolfs/proctor-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dmrolfs/proctor-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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] 47c46c9db0a3780a7e322fdada5b2d4b585fc1de71e81f2700668aefa3c3daf5
[INFO] running `Command { std: "docker" "start" "-a" "47c46c9db0a3780a7e322fdada5b2d4b585fc1de71e81f2700668aefa3c3daf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47c46c9db0a3780a7e322fdada5b2d4b585fc1de71e81f2700668aefa3c3daf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c46c9db0a3780a7e322fdada5b2d4b585fc1de71e81f2700668aefa3c3daf5", kill_on_drop: false }`
[INFO] [stdout] 47c46c9db0a3780a7e322fdada5b2d4b585fc1de71e81f2700668aefa3c3daf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69c63f548c4cf59257c11f2ddf55760c8f28880c24ba13765ffc6fcda5e53de7
[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" "69c63f548c4cf59257c11f2ddf55760c8f28880c24ba13765ffc6fcda5e53de7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking bytemuck v1.7.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]    Compiling symbolic-demangle v8.2.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling pprof v0.4.3
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling openssl-sys v0.9.63
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking rgb v0.8.27
[INFO] [stderr]     Checking pretty_assertions v0.7.2
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking matchers v0.0.1
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[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking quick-xml v0.20.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]     Checking inferno v0.10.6
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking simba v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking rand_distr v0.4.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking lalrpop-util v0.19.6
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling oso-derive v0.12.4
[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=ad6324b656b02a23 -C extra-filename=-ad6324b656b02a23 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-b69f37132426b39d.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-84f7f694a0c5b118.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-f943e5eb6044b4bf.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-e38a6a68334ba7ca.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" "69c63f548c4cf59257c11f2ddf55760c8f28880c24ba13765ffc6fcda5e53de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c63f548c4cf59257c11f2ddf55760c8f28880c24ba13765ffc6fcda5e53de7", kill_on_drop: false }`
[INFO] [stdout] 69c63f548c4cf59257c11f2ddf55760c8f28880c24ba13765ffc6fcda5e53de7