[INFO] cloning repository https://github.com/epage/defenestrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/epage/defenestrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepage%2Fdefenestrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepage%2Fdefenestrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18626e5d2dc72fe37f4c42db15e2de247ed0d448
[INFO] checking epage/defenestrate against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fepage%2Fdefenestrate" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/epage/defenestrate on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/epage/defenestrate
[INFO] finished tweaking git repo https://github.com/epage/defenestrate
[INFO] tweaked toml for git repo https://github.com/epage/defenestrate written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/epage/defenestrate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52f249e77be3298b96bd3d222ef227ab9541179f4606a12f12027d819368a81c
[INFO] running `Command { std: "docker" "start" "-a" "52f249e77be3298b96bd3d222ef227ab9541179f4606a12f12027d819368a81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52f249e77be3298b96bd3d222ef227ab9541179f4606a12f12027d819368a81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f249e77be3298b96bd3d222ef227ab9541179f4606a12f12027d819368a81c", kill_on_drop: false }`
[INFO] [stdout] 52f249e77be3298b96bd3d222ef227ab9541179f4606a12f12027d819368a81c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28ad16c2931d85d673d9b8539e4c4a242296766f2a3726f54ef7c9057c083891
[INFO] running `Command { std: "docker" "start" "-a" "28ad16c2931d85d673d9b8539e4c4a242296766f2a3726f54ef7c9057c083891", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking siphasher v0.3.5
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking simdutf8 v0.1.3
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking plotters-backend v0.3.1
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking proc-exit v1.0.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking edit-distance v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking phf_shared v0.9.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking anyhow v1.0.41
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking miniz_oxide v0.4.4
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling enumflags2_derive v0.7.0
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking kstring v1.0.1
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking csv-core v0.1.10
[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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/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="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=c3aa7da090b61135 -C extra-filename=-c3aa7da090b61135 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "28ad16c2931d85d673d9b8539e4c4a242296766f2a3726f54ef7c9057c083891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ad16c2931d85d673d9b8539e4c4a242296766f2a3726f54ef7c9057c083891", kill_on_drop: false }`
[INFO] [stdout] 28ad16c2931d85d673d9b8539e4c4a242296766f2a3726f54ef7c9057c083891