[INFO] fetching crate exocore-apps-host 0.1.8...
[INFO] checking exocore-apps-host-0.1.8 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate exocore-apps-host 0.1.8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate exocore-apps-host 0.1.8 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exocore-apps-host 0.1.8
[INFO] finished tweaking crates.io crate exocore-apps-host 0.1.8
[INFO] tweaked toml for crates.io crate exocore-apps-host 0.1.8 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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 wasmtime-fiber v0.27.0
[INFO] [stderr]   Downloaded file-per-thread-logger v0.1.4
[INFO] [stderr]   Downloaded wasmtime-obj v0.27.0
[INFO] [stderr]   Downloaded cranelift-wasm v0.74.0
[INFO] [stderr]   Downloaded cpp_demangle v0.3.2
[INFO] [stderr]   Downloaded wasmtime-jit v0.27.0
[INFO] [stderr]   Downloaded wasmtime-environ v0.27.0
[INFO] [stderr]   Downloaded wasmtime v0.27.0
[INFO] [stderr]   Downloaded wasmtime-cache v0.27.0
[INFO] [stderr]   Downloaded wasmtime-profiling v0.27.0
[INFO] [stderr]   Downloaded wasmtime-runtime v0.27.0
[INFO] [stderr]   Downloaded wasmtime-cranelift v0.27.0
[INFO] [stderr]   Downloaded wasmtime-debug v0.27.0
[INFO] [stderr]   Downloaded psm v0.1.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 435e25a209b52cb2b00c10b5dbc30a2ddf592c64bfe11f803ae5aea55d88100e
[INFO] running `Command { std: "docker" "start" "-a" "435e25a209b52cb2b00c10b5dbc30a2ddf592c64bfe11f803ae5aea55d88100e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435e25a209b52cb2b00c10b5dbc30a2ddf592c64bfe11f803ae5aea55d88100e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435e25a209b52cb2b00c10b5dbc30a2ddf592c64bfe11f803ae5aea55d88100e", kill_on_drop: false }`
[INFO] [stdout] 435e25a209b52cb2b00c10b5dbc30a2ddf592c64bfe11f803ae5aea55d88100e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0443ce7f523679a20421768e9b48c489e1b2c77583d89d1fab470f79d1f1c7a
[INFO] running `Command { std: "docker" "start" "-a" "f0443ce7f523679a20421768e9b48c489e1b2c77583d89d1fab470f79d1f1c7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling target-lexicon v0.12.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]     Checking unsigned-varint v0.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking signature v1.3.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking wasmparser v0.78.2
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking asn1_der v0.7.4
[INFO] [stderr]    Compiling capnp v0.14.2
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling protobuf v2.24.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]    Compiling wasmtime-cache v0.27.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking census v0.4.0
[INFO] [stderr]     Checking crc-catalog v1.1.1
[INFO] [stderr]     Checking levenshtein_automata v0.2.1
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling tokio v1.6.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking ed25519 v1.1.1
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking murmurhash32 v0.2.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]     Checking wast v35.0.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking crc v2.0.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking combine v4.5.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling capnpc v0.14.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking bitpacking v0.8.4
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]     Checking tantivy-fst v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling cc v1.0.68
[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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --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=c3aa7da090b61135 -C extra-filename=-c3aa7da090b61135 --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" "f0443ce7f523679a20421768e9b48c489e1b2c77583d89d1fab470f79d1f1c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0443ce7f523679a20421768e9b48c489e1b2c77583d89d1fab470f79d1f1c7a", kill_on_drop: false }`
[INFO] [stdout] f0443ce7f523679a20421768e9b48c489e1b2c77583d89d1fab470f79d1f1c7a