[INFO] cloning repository https://github.com/untitaker/mysteryshack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/untitaker/mysteryshack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funtitaker%2Fmysteryshack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funtitaker%2Fmysteryshack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7413ecc205568ac3ad0696411f6b9a55526546c6
[INFO] testing untitaker/mysteryshack against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funtitaker%2Fmysteryshack" "/workspace/builds/worker-93/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/untitaker/mysteryshack on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/untitaker/mysteryshack
[INFO] finished tweaking git repo https://github.com/untitaker/mysteryshack
[INFO] tweaked toml for git repo https://github.com/untitaker/mysteryshack written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate git repo https://github.com/untitaker/mysteryshack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/Manishearth/rust-clippy`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded foreign-types v0.2.0
[INFO] [stderr]   Downloaded siphasher v0.2.1
[INFO] [stderr]   Downloaded security-framework-sys v0.1.10
[INFO] [stderr]   Downloaded cssparser v0.7.4
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded selectors v0.14.0
[INFO] [stderr]   Downloaded image v0.12.3
[INFO] [stderr]   Downloaded rc v0.1.1
[INFO] [stderr]   Downloaded native-tls v0.1.1
[INFO] [stderr]   Downloaded mac v0.0.2
[INFO] [stderr]   Downloaded error-chain v0.9.0
[INFO] [stderr]   Downloaded sequence_trie v0.2.1
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded mount v0.3.0
[INFO] [stderr]   Downloaded termion v1.1.4
[INFO] [stderr]   Downloaded syn v0.9.2
[INFO] [stderr]   Downloaded libsodium-sys v0.0.14
[INFO] [stderr]   Downloaded atomicwrites v0.1.3
[INFO] [stderr]   Downloaded base64 v0.4.0
[INFO] [stderr]   Downloaded cargo_metadata v0.1.2
[INFO] [stderr]   Downloaded string_cache_codegen v0.3.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.8
[INFO] [stderr]   Downloaded schannel v0.1.2
[INFO] [stderr]   Downloaded aho-corasick v0.6.2
[INFO] [stderr]   Downloaded handlebars-iron v0.23.0
[INFO] [stderr]   Downloaded kuchiki v0.4.1
[INFO] [stderr]   Downloaded sodiumoxide v0.0.14
[INFO] [stderr]   Downloaded serde_json v0.8.6
[INFO] [stderr]   Downloaded string_cache v0.3.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.3
[INFO] [stderr]   Downloaded quote v0.3.12
[INFO] [stderr]   Downloaded webicon v0.3.4
[INFO] [stderr]   Downloaded toml v0.3.0
[INFO] [stderr]   Downloaded urlencoded v0.5.0
[INFO] [stderr]   Downloaded serde v0.9.7
[INFO] [stderr]   Downloaded reqwest v0.4.0
[INFO] [stderr]   Downloaded serde_json v0.9.6
[INFO] [stderr]   Downloaded security-framework v0.1.10
[INFO] [stderr]   Downloaded png v0.6.2
[INFO] [stderr]   Downloaded hyper-native-tls v0.2.2
[INFO] [stderr]   Downloaded serde_urlencoded v0.4.2
[INFO] [stderr]   Downloaded clap v2.20.3
[INFO] [stderr]   Downloaded persistent v0.3.0
[INFO] [stderr]   Downloaded cookie v0.5.1
[INFO] [stderr]   Downloaded serde_codegen_internals v0.13.0
[INFO] [stderr]   Downloaded iron-error-router v0.3.0
[INFO] [stderr]   Downloaded iron-sessionstorage v0.6.4
[INFO] [stderr]   Downloaded hyper v0.10.4
[INFO] [stderr]   Downloaded serde_derive v0.9.7
[INFO] [stderr]   Downloaded html5ever-atoms v0.1.3
[INFO] [stderr]   Downloaded mac v0.1.0
[INFO] [stderr]   Downloaded futf v0.1.2
[INFO] [stderr]   Downloaded tendril v0.2.3
[INFO] [stderr]   Downloaded utf-8 v0.6.0
[INFO] [stderr]   Downloaded please-clap v0.1.0
[INFO] [stderr]   Downloaded handlebars v0.25.0
[INFO] [stderr]   Downloaded term_size v0.2.2
[INFO] [stderr]   Downloaded bodyparser v0.5.0
[INFO] [stderr]   Downloaded syn v0.11.4
[INFO] [stderr]   Downloaded deflate v0.7.4
[INFO] [stderr]   Downloaded html5ever v0.9.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.7
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.11
[INFO] [stderr]   Downloaded bitflags v0.7.1
[INFO] [stderr]   Downloaded openssl v0.9.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffc26aac36a0e5816a9c83c0f67eb9d83322e0d551ce690438fb8a44a3362f43
[INFO] running `Command { std: "docker" "start" "-a" "ffc26aac36a0e5816a9c83c0f67eb9d83322e0d551ce690438fb8a44a3362f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffc26aac36a0e5816a9c83c0f67eb9d83322e0d551ce690438fb8a44a3362f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc26aac36a0e5816a9c83c0f67eb9d83322e0d551ce690438fb8a44a3362f43", kill_on_drop: false }`
[INFO] [stdout] ffc26aac36a0e5816a9c83c0f67eb9d83322e0d551ce690438fb8a44a3362f43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d2a55a61538f2c154babc92f303097d333500bba51e4558c6b3280690c1f4ae
[INFO] running `Command { std: "docker" "start" "-a" "3d2a55a61538f2c154babc92f303097d333500bba51e4558c6b3280690c1f4ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling siphasher v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling httparse v1.2.1
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling bitflags v0.7.1
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling serde v0.9.7
[INFO] [stderr]    Compiling openssl v0.9.7
[INFO] [stderr]    Compiling foreign-types v0.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling mac v0.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling adler32 v0.3.0
[INFO] [stderr]    Compiling mac v0.1.0
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling inflate v0.1.1
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling pest v0.3.3
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling rc v0.1.1
[INFO] [stderr]    Compiling quick-error v1.1.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling scoped_threadpool v0.1.7
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling route-recognizer v0.1.11
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling sequence_trie v0.2.1
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling please-clap v0.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.2.5
[INFO] [stderr]    Compiling utf-8 v0.6.0
[INFO] [stderr]    Compiling mime v0.2.2
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling syn v0.11.4
[INFO] [stderr]    Compiling base64 v0.4.0
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling gif v0.9.0
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]    Compiling libsodium-sys v0.0.14
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling term_size v0.2.2
[INFO] [stderr]    Compiling termion v1.1.4
[INFO] [stderr]    Compiling filetime v0.1.10
[INFO] [stderr]    Compiling deflate v0.7.4
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling unsafe-any v0.4.1
[INFO] [stderr]    Compiling error v0.1.9
[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-0.4.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=07b010e44098df0c -C extra-filename=-07b010e44098df0c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "3d2a55a61538f2c154babc92f303097d333500bba51e4558c6b3280690c1f4ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2a55a61538f2c154babc92f303097d333500bba51e4558c6b3280690c1f4ae", kill_on_drop: false }`
[INFO] [stdout] 3d2a55a61538f2c154babc92f303097d333500bba51e4558c6b3280690c1f4ae