[INFO] cloning repository https://github.com/keringar/mute-cs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keringar/mute-cs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeringar%2Fmute-cs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeringar%2Fmute-cs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bd2c4afc79d3e41ca3f799bc476024c73080448
[INFO] checking keringar/mute-cs against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeringar%2Fmute-cs" "/workspace/builds/worker-112/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-112/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/keringar/mute-cs on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/keringar/mute-cs
[INFO] finished tweaking git repo https://github.com/keringar/mute-cs
[INFO] tweaked toml for git repo https://github.com/keringar/mute-cs written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] crate git repo https://github.com/keringar/mute-cs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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 cargo_metadata v0.3.3
[INFO] [stderr]   Downloaded hostname v0.1.4
[INFO] [stderr]   Downloaded trust-dns-resolver v0.8.1
[INFO] [stderr]   Downloaded winreg v0.5.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.1.2
[INFO] [stderr]   Downloaded parking_lot_core v0.2.13
[INFO] [stderr]   Downloaded uuid v0.6.2
[INFO] [stderr]   Downloaded socket2 v0.3.4
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded resolv-conf v0.6.0
[INFO] [stderr]   Downloaded actix v0.5.5
[INFO] [stderr]   Downloaded smallvec v0.6.0
[INFO] [stderr]   Downloaded actix-web v0.4.10
[INFO] [stderr]   Downloaded env_logger v0.5.6
[INFO] [stderr]   Downloaded http v0.1.5
[INFO] [stderr]   Downloaded trust-dns-proto v0.3.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.2.0
[INFO] [stderr]   Downloaded memoffset v0.1.0
[INFO] [stderr]   Downloaded h2 v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20877eec0daf3aff6d0046a5954a3df2a59452b5a35a9c35c06a0c9cfe5f2e0d
[INFO] running `Command { std: "docker" "start" "-a" "20877eec0daf3aff6d0046a5954a3df2a59452b5a35a9c35c06a0c9cfe5f2e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20877eec0daf3aff6d0046a5954a3df2a59452b5a35a9c35c06a0c9cfe5f2e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20877eec0daf3aff6d0046a5954a3df2a59452b5a35a9c35c06a0c9cfe5f2e0d", kill_on_drop: false }`
[INFO] [stdout] 20877eec0daf3aff6d0046a5954a3df2a59452b5a35a9c35c06a0c9cfe5f2e0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d78c6e2900b121309962df65af09f338e0a0289770f302eafe2fadde40d81c34
[INFO] running `Command { std: "docker" "start" "-a" "d78c6e2900b121309962df65af09f338e0a0289770f302eafe2fadde40d81c34", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling serde v1.0.37
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]    Compiling bytecount v0.2.0
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking scoped-tls v0.1.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking smallvec v0.6.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking memoffset v0.1.0
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking http-range v0.1.1
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.3
[INFO] [stderr]     Checking tokio-timer v0.2.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking hostname v0.1.4
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.4.1
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking lru-cache v0.1.1
[INFO] [stderr]     Checking resolv-conf v0.6.0
[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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.5.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=ae0129ef3554035c -C extra-filename=-ae0129ef3554035c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-eb04546699b803c6.rmeta --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" "d78c6e2900b121309962df65af09f338e0a0289770f302eafe2fadde40d81c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78c6e2900b121309962df65af09f338e0a0289770f302eafe2fadde40d81c34", kill_on_drop: false }`
[INFO] [stdout] d78c6e2900b121309962df65af09f338e0a0289770f302eafe2fadde40d81c34