[INFO] cloning repository https://github.com/entropic-dev/dstopic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/entropic-dev/dstopic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentropic-dev%2Fdstopic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentropic-dev%2Fdstopic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71d2558e380fc53dd148e326679ba32301c85dba
[INFO] checking entropic-dev/dstopic against master#bdcb6a99e853732f8ec050ae4986aa3af51d44c5 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fentropic-dev%2Fdstopic" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/entropic-dev/dstopic on toolchain bdcb6a99e853732f8ec050ae4986aa3af51d44c5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/entropic-dev/dstopic
[INFO] finished tweaking git repo https://github.com/entropic-dev/dstopic
[INFO] tweaked toml for git repo https://github.com/entropic-dev/dstopic written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate git repo https://github.com/entropic-dev/dstopic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 729796cdd8487786e1a36cf4d2e981467871c853ef3ab51b202e248de5595d6c
[INFO] running `Command { std: "docker" "start" "-a" "729796cdd8487786e1a36cf4d2e981467871c853ef3ab51b202e248de5595d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "729796cdd8487786e1a36cf4d2e981467871c853ef3ab51b202e248de5595d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "729796cdd8487786e1a36cf4d2e981467871c853ef3ab51b202e248de5595d6c", kill_on_drop: false }`
[INFO] [stdout] 729796cdd8487786e1a36cf4d2e981467871c853ef3ab51b202e248de5595d6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "+bdcb6a99e853732f8ec050ae4986aa3af51d44c5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 934d128519406cdca03eac52071f1f73e34c8a19702464848a55e4d20792056f
[INFO] running `Command { std: "docker" "start" "-a" "934d128519406cdca03eac52071f1f73e34c8a19702464848a55e4d20792056f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking mkdirp v1.0.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking entropic-client v0.1.0 (/opt/rustwide/workdir/packages/entropic-client)
[INFO] [stderr]     Checking regex-syntax v0.6.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[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-0.6.8/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 -C metadata=138b3956f519679f -C extra-filename=-138b3956f519679f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-32f182af8d1803e6.rmeta --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" "934d128519406cdca03eac52071f1f73e34c8a19702464848a55e4d20792056f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934d128519406cdca03eac52071f1f73e34c8a19702464848a55e4d20792056f", kill_on_drop: false }`
[INFO] [stdout] 934d128519406cdca03eac52071f1f73e34c8a19702464848a55e4d20792056f