[INFO] cloning repository https://github.com/doraemon93/m--octo-succotash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doraemon93/m--octo-succotash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoraemon93%2Fm--octo-succotash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoraemon93%2Fm--octo-succotash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c1abf9198e26b06bc07470860a17098a8f30262
[INFO] testing doraemon93/m--octo-succotash against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoraemon93%2Fm--octo-succotash" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doraemon93/m--octo-succotash on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking git repo https://github.com/doraemon93/m--octo-succotash
[INFO] finished tweaking git repo https://github.com/doraemon93/m--octo-succotash
[INFO] tweaked toml for git repo https://github.com/doraemon93/m--octo-succotash written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/doraemon93/m--octo-succotash already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 246d10938fa7a4c6e8b974301049efcb8670b8386924ffdf94eb670ed61df172
[INFO] running `Command { std: "docker" "start" "-a" "246d10938fa7a4c6e8b974301049efcb8670b8386924ffdf94eb670ed61df172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "246d10938fa7a4c6e8b974301049efcb8670b8386924ffdf94eb670ed61df172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246d10938fa7a4c6e8b974301049efcb8670b8386924ffdf94eb670ed61df172", kill_on_drop: false }`
[INFO] [stdout] 246d10938fa7a4c6e8b974301049efcb8670b8386924ffdf94eb670ed61df172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db0e0c8e88b0392af11ebf2cc68eacc5a9e334fd3795b9711af7c2a84c531e5c
[INFO] running `Command { std: "docker" "start" "-a" "db0e0c8e88b0392af11ebf2cc68eacc5a9e334fd3795b9711af7c2a84c531e5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling object v0.21.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling futures-core v0.3.7
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.7
[INFO] [stderr]    Compiling protobuf v2.18.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling futures-io v0.3.7
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling memzero v0.1.0
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling bech32 v0.7.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling hmac-sha256 v0.1.6
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling hashbrown v0.3.1
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling bytecount v0.6.0
[INFO] [stderr]    Compiling webbrowser v0.5.5
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling instant v0.1.8
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling im v14.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling sluice v0.4.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling want v0.3.0
[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-0.6.20/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="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=9314dde5e883aab1 -C extra-filename=-9314dde5e883aab1 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "db0e0c8e88b0392af11ebf2cc68eacc5a9e334fd3795b9711af7c2a84c531e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db0e0c8e88b0392af11ebf2cc68eacc5a9e334fd3795b9711af7c2a84c531e5c", kill_on_drop: false }`
[INFO] [stdout] db0e0c8e88b0392af11ebf2cc68eacc5a9e334fd3795b9711af7c2a84c531e5c
