[INFO] cloning repository https://github.com/gruberb/ynab_doctor_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gruberb/ynab_doctor_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgruberb%2Fynab_doctor_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgruberb%2Fynab_doctor_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62ade82c6c2f0c95a2232c3c1264feed9f99b62d
[INFO] testing gruberb/ynab_doctor_rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgruberb%2Fynab_doctor_rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gruberb/ynab_doctor_rust 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/gruberb/ynab_doctor_rust
[INFO] finished tweaking git repo https://github.com/gruberb/ynab_doctor_rust
[INFO] tweaked toml for git repo https://github.com/gruberb/ynab_doctor_rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/gruberb/ynab_doctor_rust 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.4
[INFO] [stderr]   Downloaded tokio-executor v0.1.6
[INFO] [stderr]   Downloaded crossbeam v0.6.0
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.13
[INFO] [stderr]   Downloaded tokio v0.1.15
[INFO] [stderr]   Downloaded lalrpop-util v0.16.3
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.13
[INFO] [stderr]   Downloaded generic-array v0.12.0
[INFO] [stderr]   Downloaded sha2 v0.8.0
[INFO] [stderr]   Downloaded bit-vec v0.5.0
[INFO] [stderr]   Downloaded diff v0.1.11
[INFO] [stderr]   Downloaded slog v2.4.1
[INFO] [stderr]   Downloaded error-chain v0.12.0
[INFO] [stderr]   Downloaded buf_redux v0.8.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.10
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.13
[INFO] [stderr]   Downloaded string v0.1.3
[INFO] [stderr]   Downloaded block-buffer v0.7.0
[INFO] [stderr]   Downloaded docopt v1.0.2
[INFO] [stderr]   Downloaded ascii-canvas v1.0.0
[INFO] [stderr]   Downloaded multipart v0.15.4
[INFO] [stderr]   Downloaded digest v0.8.0
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded serde_derive v1.0.88
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.11
[INFO] [stderr]   Downloaded tokio-reactor v0.1.8
[INFO] [stderr]   Downloaded fixedbitset v0.1.9
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.2
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.13
[INFO] [stderr]   Downloaded regex-syntax v0.6.5
[INFO] [stderr]   Downloaded lalrpop v0.16.3
[INFO] [stderr]   Downloaded tokio-io v0.1.11
[INFO] [stderr]   Downloaded serde_json v1.0.38
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded regex v1.1.0
[INFO] [stderr]   Downloaded smallvec v0.6.9
[INFO] [stderr]   Downloaded tokio-timer v0.2.10
[INFO] [stderr]   Downloaded data-encoding v2.1.2
[INFO] [stderr]   Downloaded opaque-debug v0.2.2
[INFO] [stderr]   Downloaded futures-select-macro-preview v0.3.0-alpha.13
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.13
[INFO] [stderr]   Downloaded term v0.5.1
[INFO] [stderr]   Downloaded serde_qs v0.4.5
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.2
[INFO] [stderr]   Downloaded ena v0.11.0
[INFO] [stderr]   Downloaded block-padding v0.1.3
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.13
[INFO] [stderr]   Downloaded path-table v1.0.0
[INFO] [stderr]   Downloaded http v0.1.16
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.13
[INFO] [stderr]   Downloaded mime_guess v1.8.6
[INFO] [stderr]   Downloaded slog-async v2.3.0
[INFO] [stderr]   Downloaded isatty v0.1.9
[INFO] [stderr]   Downloaded slog-term v2.4.0
[INFO] [stderr]   Downloaded ordermap v0.3.5
[INFO] [stderr]   Downloaded tide v0.0.4
[INFO] [stderr]   Downloaded basic-cookies v0.1.3
[INFO] [stderr]   Downloaded petgraph v0.4.13
[INFO] [stderr]   Downloaded bit-set v0.5.0
[INFO] [stderr]   Downloaded string_cache v0.7.3
[INFO] [stderr]   Downloaded h2 v0.1.16
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.4
[INFO] [stderr]   Downloaded hyper v0.12.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 9ac6b06c8c52fb4d4674f14e68b58d535236cb0c63a6b0de2a04f53ba92185b9
[INFO] running `Command { std: "docker" "start" "-a" "9ac6b06c8c52fb4d4674f14e68b58d535236cb0c63a6b0de2a04f53ba92185b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ac6b06c8c52fb4d4674f14e68b58d535236cb0c63a6b0de2a04f53ba92185b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac6b06c8c52fb4d4674f14e68b58d535236cb0c63a6b0de2a04f53ba92185b9", kill_on_drop: false }`
[INFO] [stdout] 9ac6b06c8c52fb4d4674f14e68b58d535236cb0c63a6b0de2a04f53ba92185b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a9150e9c9f9a407df9e394cf45d2e635ad3c44b6f9e8a0ab9928ef0b482a0662
[INFO] running `Command { std: "docker" "start" "-a" "a9150e9c9f9a407df9e394cf45d2e635ad3c44b6f9e8a0ab9928ef0b482a0662", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.2
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling lalrpop-util v0.16.3
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling string v0.1.3
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling path-table v1.0.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling block-padding v0.1.3
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[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-0.6.5/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=a50725a16c3ac1f6 -C extra-filename=-a50725a16c3ac1f6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-2d9b96822d3aa814.rmeta --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" "a9150e9c9f9a407df9e394cf45d2e635ad3c44b6f9e8a0ab9928ef0b482a0662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9150e9c9f9a407df9e394cf45d2e635ad3c44b6f9e8a0ab9928ef0b482a0662", kill_on_drop: false }`
[INFO] [stdout] a9150e9c9f9a407df9e394cf45d2e635ad3c44b6f9e8a0ab9928ef0b482a0662