[INFO] cloning repository https://github.com/tetcore/tcr-substrate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcore/tcr-substrate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcore%2Ftcr-substrate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcore%2Ftcr-substrate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66d15e5aec4bf1c903599810a8aac2746dd36247
[INFO] checking tetcore/tcr-substrate against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcore%2Ftcr-substrate" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tetcore/tcr-substrate 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/tetcore/tcr-substrate
[INFO] finished tweaking git repo https://github.com/tetcore/tcr-substrate
[INFO] tweaked toml for git repo https://github.com/tetcore/tcr-substrate written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tetcore/tcr-substrate 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4779514eed5da831a382e357395f0383657ea1c647734e6780387295cac084c4
[INFO] running `Command { std: "docker" "start" "-a" "4779514eed5da831a382e357395f0383657ea1c647734e6780387295cac084c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4779514eed5da831a382e357395f0383657ea1c647734e6780387295cac084c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4779514eed5da831a382e357395f0383657ea1c647734e6780387295cac084c4", kill_on_drop: false }`
[INFO] [stdout] 4779514eed5da831a382e357395f0383657ea1c647734e6780387295cac084c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 67e6e585f84530f8f8f992d6fc08c71efadbbb3d6cf79bbb23dcb574dddfb8f2
[INFO] running `Command { std: "docker" "start" "-a" "67e6e585f84530f8f8f992d6fc08c71efadbbb3d6cf79bbb23dcb574dddfb8f2", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking bitvec v0.15.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking sp-std v2.0.0 (https://github.com/paritytech/substrate.git?rev=3e651110aa06aa835790df63410a29676243fc54#3e651110)
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking data-encoding v2.2.0
[INFO] [stderr]    Compiling protobuf v2.8.1
[INFO] [stderr]     Checking unsigned-varint v0.3.1
[INFO] [stderr]     Checking bs58 v0.3.0
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling bumpalo v3.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking nohash-hasher v0.1.3
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking ipnet v2.2.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking parity-bytes v0.1.1
[INFO] [stderr]     Checking once_cell v0.2.4
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.53.1
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v1.0.4 (https://github.com/paritytech/substrate.git?rev=3e651110aa06aa835790df63410a29676243fc54#3e651110)
[INFO] [stderr]    Compiling sysinfo v0.9.6
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking bs58 v0.2.5
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0 (https://github.com/paritytech/substrate.git?rev=3e651110aa06aa835790df63410a29676243fc54#3e651110)
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking target_info v0.1.0
[INFO] [stderr]    Compiling substrate-build-script-utils v2.0.0 (https://github.com/paritytech/substrate.git?rev=3e651110aa06aa835790df63410a29676243fc54#3e651110)
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking tracing-core v0.1.10
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking trie-root v0.15.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]     Checking kvdb v0.2.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]     Checking byteorder v1.3.4
[INFO] [stderr]     Checking crunchy v0.2.2
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking lru v0.1.17
[INFO] [stderr]    Compiling node-template-runtime v2.0.0 (/opt/rustwide/workdir/runtime)
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking bstr v0.2.11
[INFO] [stderr]     Checking tokio v0.2.12
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking fdlimit v0.1.2
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking tokio-executor v0.1.10
[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-0.6.14/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 --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=7107e72f91dd3caa -C extra-filename=-7107e72f91dd3caa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "67e6e585f84530f8f8f992d6fc08c71efadbbb3d6cf79bbb23dcb574dddfb8f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e6e585f84530f8f8f992d6fc08c71efadbbb3d6cf79bbb23dcb574dddfb8f2", kill_on_drop: false }`
[INFO] [stdout] 67e6e585f84530f8f8f992d6fc08c71efadbbb3d6cf79bbb23dcb574dddfb8f2