[INFO] fetching crate tsar 0.3.0...
[INFO] checking tsar-0.3.0 against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] extracting crate tsar 0.3.0 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate tsar 0.3.0 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 tsar 0.3.0
[INFO] finished tweaking crates.io crate tsar 0.3.0
[INFO] tweaked toml for crates.io crate tsar 0.3.0 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate crates.io crate tsar 0.3.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded git2 v0.10.1
[INFO] [stderr]   Downloaded comment-strip v0.1.3
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.3
[INFO] [stderr]   Downloaded comment v0.1.0
[INFO] [stderr]   Downloaded libgit2-sys v0.9.1
[INFO] [stderr]   Downloaded crossterm_utils v0.3.1
[INFO] [stderr]   Downloaded crossterm_input v0.4.1
[INFO] [stderr]   Downloaded crossterm_winapi v0.2.1
[INFO] [stderr]   Downloaded xasm v0.5.6
[INFO] [stderr]   Downloaded lalrpop-util v0.17.2
[INFO] [stderr]   Downloaded string_cache v0.7.3
[INFO] [stderr]   Downloaded openssl-sys v0.9.50
[INFO] [stderr]   Downloaded diff v0.1.11
[INFO] [stderr]   Downloaded lalrpop v0.17.2
[INFO] [stderr]   Downloaded libssh2-sys v0.2.12
[INFO] [stderr]   Downloaded crossterm_screen v0.3.1
[INFO] [stderr]   Downloaded crossterm_style v0.5.1
[INFO] [stderr]   Downloaded crossterm_terminal v0.3.1
[INFO] [stderr]   Downloaded crossterm v0.11.1
[INFO] [stderr]   Downloaded crossterm_cursor v0.3.1
[INFO] [stderr]   Downloaded xassembler v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 9ea60e756f56933d9eb53128298e01c1227187ca76082f3dbbc5d25f10c19c8d
[INFO] running `Command { std: "docker" "start" "-a" "9ea60e756f56933d9eb53128298e01c1227187ca76082f3dbbc5d25f10c19c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ea60e756f56933d9eb53128298e01c1227187ca76082f3dbbc5d25f10c19c8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea60e756f56933d9eb53128298e01c1227187ca76082f3dbbc5d25f10c19c8d", kill_on_drop: false }`
[INFO] [stdout] 9ea60e756f56933d9eb53128298e01c1227187ca76082f3dbbc5d25f10c19c8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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] 9baf348d7be3e16f5c8869320f3b79da1fad3def9e4fd4071f670f720e23f3e4
[INFO] running `Command { std: "docker" "start" "-a" "9baf348d7be3e16f5c8869320f3b79da1fad3def9e4fd4071f670f720e23f3e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling lalrpop-util v0.17.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking dunce v1.0.0
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling pest v2.1.2
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.12/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="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=d83acbb9587b43a8 -C extra-filename=-d83acbb9587b43a8 --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" "9baf348d7be3e16f5c8869320f3b79da1fad3def9e4fd4071f670f720e23f3e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9baf348d7be3e16f5c8869320f3b79da1fad3def9e4fd4071f670f720e23f3e4", kill_on_drop: false }`
[INFO] [stdout] 9baf348d7be3e16f5c8869320f3b79da1fad3def9e4fd4071f670f720e23f3e4