[INFO] cloning repository https://github.com/pepyakin/wasmtime-backtrace-segfault-repr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pepyakin/wasmtime-backtrace-segfault-repr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepyakin%2Fwasmtime-backtrace-segfault-repr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepyakin%2Fwasmtime-backtrace-segfault-repr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a7954e7019d6a769d1c5a4f5823d4970ee7e332
[INFO] checking pepyakin/wasmtime-backtrace-segfault-repr against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepyakin%2Fwasmtime-backtrace-segfault-repr" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pepyakin/wasmtime-backtrace-segfault-repr on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pepyakin/wasmtime-backtrace-segfault-repr
[INFO] finished tweaking git repo https://github.com/pepyakin/wasmtime-backtrace-segfault-repr
[INFO] tweaked toml for git repo https://github.com/pepyakin/wasmtime-backtrace-segfault-repr written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/pepyakin/wasmtime-backtrace-segfault-repr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd99a608f6be777b2ea1d75a748ef25ff5deddc505ce7468e99cd873dd28f763
[INFO] running `Command { std: "docker" "start" "-a" "cd99a608f6be777b2ea1d75a748ef25ff5deddc505ce7468e99cd873dd28f763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd99a608f6be777b2ea1d75a748ef25ff5deddc505ce7468e99cd873dd28f763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd99a608f6be777b2ea1d75a748ef25ff5deddc505ce7468e99cd873dd28f763", kill_on_drop: false }`
[INFO] [stdout] cd99a608f6be777b2ea1d75a748ef25ff5deddc505ce7468e99cd873dd28f763
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de918150438a2ca69668e5676a1bc25efd31e69056a6b7baa2db575b9d0a6d3e
[INFO] running `Command { std: "docker" "start" "-a" "de918150438a2ca69668e5676a1bc25efd31e69056a6b7baa2db575b9d0a6d3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.56.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking wasmparser v0.47.0
[INFO] [stderr]     Checking sp-std v2.0.0 (https://github.com/paritytech/substrate.git?rev=22887d5#22887d5e)
[INFO] [stderr]     Checking bitvec v0.15.2
[INFO] [stderr]    Compiling wasmtime-environ v0.9.0 (https://github.com/bytecodealliance/wasmtime.git?rev=83ff015#83ff0150)
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling indexmap v1.3.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]     Checking wast v6.0.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking region v2.1.2
[INFO] [stderr]    Compiling jobserver v0.1.19
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking gimli v0.19.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling zstd-sys v1.4.15+zstd.1.4.4
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling wasmtime-runtime v0.9.0 (https://github.com/bytecodealliance/wasmtime.git?rev=83ff015#83ff0150)
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking fixed-hash v0.5.2
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.4
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking wat v1.0.7
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking env_logger v0.7.1
[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-0.6.13/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=ebfd92dbf71fafbd -C extra-filename=-ebfd92dbf71fafbd --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" "de918150438a2ca69668e5676a1bc25efd31e69056a6b7baa2db575b9d0a6d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de918150438a2ca69668e5676a1bc25efd31e69056a6b7baa2db575b9d0a6d3e", kill_on_drop: false }`
[INFO] [stdout] de918150438a2ca69668e5676a1bc25efd31e69056a6b7baa2db575b9d0a6d3e