[INFO] cloning repository https://github.com/yeeco/yeebranch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yeeco/yeebranch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeeco%2Fyeebranch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeeco%2Fyeebranch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db9cfb2bcc6d2441ade0c5a6262149192e183eaa
[INFO] checking yeeco/yeebranch against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeeco%2Fyeebranch" "/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/yeeco/yeebranch on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yeeco/yeebranch
[INFO] finished tweaking git repo https://github.com/yeeco/yeebranch
[INFO] tweaked toml for git repo https://github.com/yeeco/yeebranch written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/yeeco/yeebranch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcaaa75808aad5cfa27589a83df22999a20aa03d38edb46cb3f61d1b0428266c
[INFO] running `Command { std: "docker" "start" "-a" "bcaaa75808aad5cfa27589a83df22999a20aa03d38edb46cb3f61d1b0428266c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcaaa75808aad5cfa27589a83df22999a20aa03d38edb46cb3f61d1b0428266c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcaaa75808aad5cfa27589a83df22999a20aa03d38edb46cb3f61d1b0428266c", kill_on_drop: false }`
[INFO] [stdout] bcaaa75808aad5cfa27589a83df22999a20aa03d38edb46cb3f61d1b0428266c
[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=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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc5cc4eebdf95f09a67d3e910acfa3c70ea2850e8976f5a036356195729033aa
[INFO] running `Command { std: "docker" "start" "-a" "bc5cc4eebdf95f09a67d3e910acfa3c70ea2850e8976f5a036356195729033aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking hash-db v0.12.2
[INFO] [stderr]     Checking hashmap_core v0.1.10
[INFO] [stderr]    Compiling protobuf v2.6.0
[INFO] [stderr]     Checking environmental v1.0.1
[INFO] [stderr]     Checking zeroize v0.5.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking strum v0.14.0
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling bindgen v0.47.3
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling sysinfo v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]     Checking bech32 v0.7.1
[INFO] [stderr]    Compiling faster-hex v0.1.1
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking mio-named-pipes v0.1.6
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking faster-hex v0.3.1
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]     Checking yee-lru-cache v0.4.0 (https://github.com/yeeco/yeeroot?rev=122b495739b05ae091401cec1fe68a57a9ad7f95#122b4957)
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking trie-root v0.12.2
[INFO] [stderr]     Checking arrayvec v0.4.10
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking fdlimit v0.1.1
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling sr-std v1.0.0 (https://github.com/yeeco/substrate.git?branch=yee-v1.0#5ab1318a)
[INFO] [stderr]    Compiling sr-io v1.0.0 (https://github.com/yeeco/substrate.git?branch=yee-v1.0#5ab1318a)
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling snow v0.5.2
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking memory-db v0.12.2
[INFO] [stderr]     Checking bstr v0.1.2
[INFO] [stderr]     Checking hash256-std-hasher v0.12.2
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking wasmi-validation v0.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking wasmi v0.4.5
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.1
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking hex-literal v0.1.4
[INFO] [stderr]     Checking sha2 v0.6.0
[INFO] [stderr]     Checking fixed-hash v0.3.0
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking names v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking hmac-drbg v0.1.2
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking miow v0.3.3
[INFO] [stderr]     Checking libsecp256k1 v0.2.2
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking twox-hash v1.2.0
[INFO] [stderr]     Checking trie-db v0.12.2
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]    Compiling cexpr v0.3.5
[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-0.6.6/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=b5f0754f2af3a37d -C extra-filename=-b5f0754f2af3a37d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-6788b4990e2fcc67.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" "bc5cc4eebdf95f09a67d3e910acfa3c70ea2850e8976f5a036356195729033aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5cc4eebdf95f09a67d3e910acfa3c70ea2850e8976f5a036356195729033aa", kill_on_drop: false }`
[INFO] [stdout] bc5cc4eebdf95f09a67d3e910acfa3c70ea2850e8976f5a036356195729033aa