[INFO] cloning repository https://github.com/hackathon-cross/muta-cross
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hackathon-cross/muta-cross" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhackathon-cross%2Fmuta-cross", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhackathon-cross%2Fmuta-cross'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa165bb2519165c9f6f74b6f85da93983f9495b9
[INFO] testing hackathon-cross/muta-cross against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhackathon-cross%2Fmuta-cross" "/workspace/builds/worker-87/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hackathon-cross/muta-cross on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-87/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/hackathon-cross/muta-cross
[INFO] finished tweaking git repo https://github.com/hackathon-cross/muta-cross
[INFO] tweaked toml for git repo https://github.com/hackathon-cross/muta-cross written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate git repo https://github.com/hackathon-cross/muta-cross already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28622290eb4cffb2b2c5bc28f9111231086fa78b4c5c01a6161a7ede428fa4b0
[INFO] running `Command { std: "docker" "start" "-a" "28622290eb4cffb2b2c5bc28f9111231086fa78b4c5c01a6161a7ede428fa4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28622290eb4cffb2b2c5bc28f9111231086fa78b4c5c01a6161a7ede428fa4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28622290eb4cffb2b2c5bc28f9111231086fa78b4c5c01a6161a7ede428fa4b0", kill_on_drop: false }`
[INFO] [stdout] 28622290eb4cffb2b2c5bc28f9111231086fa78b4c5c01a6161a7ede428fa4b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4019f2fa0f43347a91fc1206c5f5a08cf87b451db942bf486bd195e963f1da1a
[INFO] running `Command { std: "docker" "start" "-a" "4019f2fa0f43347a91fc1206c5f5a08cf87b451db942bf486bd195e963f1da1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling dyn-clone v1.0.1
[INFO] [stderr]    Compiling json v0.12.2
[INFO] [stderr]    Compiling hashbrown v0.3.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling copyless v0.1.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling tentacle-secio v0.2.2 (https://github.com/zeroqn/p2p?branch=muta-disc#31db6ad8)
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling unsigned-varint v0.2.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling bs58 v0.3.0
[INFO] [stderr]    Compiling miracl_amcl v3.2.5
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling arc-swap v0.3.11
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling bit-vec v0.6.1
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling static_merkle_tree v1.1.0
[INFO] [stderr]    Compiling stringreader v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[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 indexmap v1.3.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling creep v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling flatbuffers v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rlp v0.4.4
[INFO] [stderr]    Compiling nom v5.1.1
[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-0.6.16/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=db4ba59b39e5f481 -C extra-filename=-db4ba59b39e5f481 --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" "4019f2fa0f43347a91fc1206c5f5a08cf87b451db942bf486bd195e963f1da1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4019f2fa0f43347a91fc1206c5f5a08cf87b451db942bf486bd195e963f1da1a", kill_on_drop: false }`
[INFO] [stdout] 4019f2fa0f43347a91fc1206c5f5a08cf87b451db942bf486bd195e963f1da1a