[INFO] fetching crate dengine 0.1.3...
[INFO] checking dengine-0.1.3 against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] extracting crate dengine 0.1.3 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate dengine 0.1.3 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 dengine 0.1.3
[INFO] finished tweaking crates.io crate dengine 0.1.3
[INFO] tweaked toml for crates.io crate dengine 0.1.3 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 atoi v0.2.4
[INFO] [stderr]   Downloaded checked v0.5.0
[INFO] [stderr]   Downloaded mysql_common v0.12.0
[INFO] [stderr]   Downloaded named_pipe v0.3.0
[INFO] [stderr]   Downloaded regex v1.0.6
[INFO] [stderr]   Downloaded chrono-tz v0.5.1
[INFO] [stderr]   Downloaded dengine_derive v0.1.2
[INFO] [stderr]   Downloaded parse-zoneinfo v0.2.0
[INFO] [stderr]   Downloaded mysql v14.2.0
[INFO] [stderr]   Downloaded deslite v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 647c21251093c3e6dee888b543fe279560ebdc5c16802bcd631eaf8a166480f1
[INFO] running `Command { std: "docker" "start" "-a" "647c21251093c3e6dee888b543fe279560ebdc5c16802bcd631eaf8a166480f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "647c21251093c3e6dee888b543fe279560ebdc5c16802bcd631eaf8a166480f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "647c21251093c3e6dee888b543fe279560ebdc5c16802bcd631eaf8a166480f1", kill_on_drop: false }`
[INFO] [stdout] 647c21251093c3e6dee888b543fe279560ebdc5c16802bcd631eaf8a166480f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 140e091caeb3569ab0b9cc268574f94601618f47f55be176a0514b540dbd0c7b
[INFO] running `Command { std: "docker" "start" "-a" "140e091caeb3569ab0b9cc268574f94601618f47f55be176a0514b540dbd0c7b", 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 v0.2.125
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.2.6
[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]     Checking base64 v0.10.1
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.13.0
[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,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=c25dc19d7487cdf7 -C extra-filename=-c25dc19d7487cdf7 --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" "140e091caeb3569ab0b9cc268574f94601618f47f55be176a0514b540dbd0c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140e091caeb3569ab0b9cc268574f94601618f47f55be176a0514b540dbd0c7b", kill_on_drop: false }`
[INFO] [stdout] 140e091caeb3569ab0b9cc268574f94601618f47f55be176a0514b540dbd0c7b