[INFO] fetching crate fclones 0.23.0...
[INFO] checking fclones-0.23.0 against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] extracting crate fclones 0.23.0 into /workspace/builds/worker-46/source
[INFO] validating manifest of crates.io crate fclones 0.23.0 on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fclones 0.23.0
[INFO] finished tweaking crates.io crate fclones 0.23.0
[INFO] tweaked toml for crates.io crate fclones 0.23.0 written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] crate crates.io crate fclones 0.23.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.136
[INFO] [stderr]   Downloaded sysinfo v0.23.10
[INFO] [stderr]   Downloaded metrohash v1.0.6
[INFO] [stderr]   Downloaded dtparse v1.2.0
[INFO] [stderr]   Downloaded atomic-counter v1.0.1
[INFO] [stderr]   Downloaded reflink v0.1.3
[INFO] [stderr]   Downloaded fiemap v0.1.1
[INFO] [stderr]   Downloaded indicatif v0.14.0
[INFO] [stderr]   Downloaded dashmap v5.2.0
[INFO] [stderr]   Downloaded nix v0.21.2
[INFO] [stderr]   Downloaded lazy-init v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5c744943a8741036a8c7af71a1e7b83ee1d76f5be70bf4d4640af3946c23500
[INFO] running `Command { std: "docker" "start" "-a" "a5c744943a8741036a8c7af71a1e7b83ee1d76f5be70bf4d4640af3946c23500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5c744943a8741036a8c7af71a1e7b83ee1d76f5be70bf4d4640af3946c23500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5c744943a8741036a8c7af71a1e7b83ee1d76f5be70bf4d4640af3946c23500", kill_on_drop: false }`
[INFO] [stdout] a5c744943a8741036a8c7af71a1e7b83ee1d76f5be70bf4d4640af3946c23500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcfaf4b1290981c1d60a8097898bf684be3c64bc8205d7e0c7ea5bf6b74bcf99
[INFO] running `Command { std: "docker" "start" "-a" "bcfaf4b1290981c1d60a8097898bf684be3c64bc8205d7e0c7ea5bf6b74bcf99", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling sysinfo v0.23.10
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]    Compiling unindent v0.1.8
[INFO] [stderr]     Checking atomic-counter v1.0.1
[INFO] [stderr]     Checking metrohash v1.0.6
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]     Checking lazy-init v0.5.0
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]    Compiling serde_test v1.0.136
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking byte-unit v4.0.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling indoc v1.0.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling heck v0.3.3
[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,artifacts,future-incompat --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=b65cedb3bd8cf729 -C extra-filename=-b65cedb3bd8cf729 --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] running `Command { std: "docker" "inspect" "bcfaf4b1290981c1d60a8097898bf684be3c64bc8205d7e0c7ea5bf6b74bcf99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcfaf4b1290981c1d60a8097898bf684be3c64bc8205d7e0c7ea5bf6b74bcf99", kill_on_drop: false }`
[INFO] [stdout] bcfaf4b1290981c1d60a8097898bf684be3c64bc8205d7e0c7ea5bf6b74bcf99