[INFO] cloning repository https://github.com/tikv/tikv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tikv/tikv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikv%2Ftikv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikv%2Ftikv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 038f54f7843f492956860b1d81a0db9d3f0047c9
[INFO] checking tikv/tikv against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikv%2Ftikv" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tikv/tikv on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/tikv/tikv
[INFO] finished tweaking git repo https://github.com/tikv/tikv
[INFO] tweaked toml for git repo https://github.com/tikv/tikv written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tikv/tikv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/pingcap/rust-protobuf`
[INFO] [stderr]     Updating git submodule `https://github.com/google/protobuf`
[INFO] [stderr]     Updating git submodule `https://github.com/google/benchmark.git`
[INFO] [stderr]     Updating git repository `https://github.com/tikv/raft-rs`
[INFO] [stderr]     Updating git repository `https://github.com/tikv/rusoto`
[INFO] [stderr]     Updating git submodule `https://github.com/boto/botocore.git`
[INFO] [stderr]     Updating git repository `https://github.com/pingcap/kvproto.git`
[INFO] [stderr]     Updating git repository `https://github.com/breeswish/slog-global.git`
[INFO] [stderr]     Updating git repository `https://github.com/pingcap/tipb.git`
[INFO] [stderr]     Updating git repository `https://github.com/tikv/yatp.git`
[INFO] [stderr]     Updating git repository `https://github.com/tikv/procinfo-rs`
[INFO] [stderr]     Updating git repository `https://github.com/tikv/crossbeam.git`
[INFO] [stderr]     Updating git repository `https://github.com/tikv/rust-rocksdb.git`
[INFO] [stderr]     Updating git submodule `https://github.com/tikv/rocksdb.git`
[INFO] [stderr]     Updating git submodule `https://github.com/tikv/titan.git`
[INFO] [stderr]     Updating git repository `https://github.com/tikv/raft-engine`
[INFO] [stderr]     Updating git repository `https://github.com/busyjay/rust-snappy.git`
[INFO] [stderr]     Updating git submodule `https://github.com/google/snappy.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3516a90a578c448ce7dab1f9c74e71d41b60f5efec3468faffbccdfa8b8712d
[INFO] running `Command { std: "docker" "start" "-a" "b3516a90a578c448ce7dab1f9c74e71d41b60f5efec3468faffbccdfa8b8712d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3516a90a578c448ce7dab1f9c74e71d41b60f5efec3468faffbccdfa8b8712d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3516a90a578c448ce7dab1f9c74e71d41b60f5efec3468faffbccdfa8b8712d", kill_on_drop: false }`
[INFO] [stdout] b3516a90a578c448ce7dab1f9c74e71d41b60f5efec3468faffbccdfa8b8712d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcec4b32b464a0c71b0c212338c75ef010dd21a0a021d6ea91f30b15eb44836e
[INFO] running `Command { std: "docker" "start" "-a" "dcec4b32b464a0c71b0c212338c75ef010dd21a0a021d6ea91f30b15eb44836e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
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[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking farmhash v1.1.5
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]     Checking panic_hook v0.0.1 (/opt/rustwide/workdir/components/panic_hook)
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking safemem v0.3.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling multimap v0.8.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling symbolic-demangle v8.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking vlog v0.1.4
[INFO] [stderr]    Compiling hyper-openssl v0.9.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking pnet_base v0.22.0
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking rev_lines v0.2.1
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]     Checking crc64fast v0.1.0
[INFO] [stderr]     Checking murmur3 v0.5.1
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking arbitrary v0.4.0
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling honggfuzz v0.5.47
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking cc v1.0.66
[INFO] [stderr]     Checking maligned v0.2.1
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3 (https://github.com/tikv/crossbeam.git?branch=tikv-5.0#e0e083d0)
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling clang-sys v1.1.1
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking async-speed-limit v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking raw-cpuid v9.0.0
[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-0.6.21/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=1 -C overflow-checks=off --cfg 'feature="default"' --cfg 'feature="unicode"' --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=2e86e3216bee97b6 -C extra-filename=-2e86e3216bee97b6 --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" "dcec4b32b464a0c71b0c212338c75ef010dd21a0a021d6ea91f30b15eb44836e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcec4b32b464a0c71b0c212338c75ef010dd21a0a021d6ea91f30b15eb44836e", kill_on_drop: false }`
[INFO] [stdout] dcec4b32b464a0c71b0c212338c75ef010dd21a0a021d6ea91f30b15eb44836e