[INFO] fetching crate maturin 0.12.0...
[INFO] testing maturin-0.12.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate maturin 0.12.0 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate maturin 0.12.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maturin 0.12.0
[INFO] finished tweaking crates.io crate maturin 0.12.0
[INFO] tweaked toml for crates.io crate maturin 0.12.0 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate crates.io crate maturin 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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 enumflags2 v0.6.4
[INFO] [stderr]   Downloaded zvariant v2.9.0
[INFO] [stderr]   Downloaded block-modes v0.7.0
[INFO] [stderr]   Downloaded bzip2 v0.4.3
[INFO] [stderr]   Downloaded target-lexicon v0.12.2
[INFO] [stderr]   Downloaded xattr v0.2.2
[INFO] [stderr]   Downloaded smawk v0.3.1
[INFO] [stderr]   Downloaded goblin v0.4.3
[INFO] [stderr]   Downloaded platform-info v0.1.0
[INFO] [stderr]   Downloaded bytesize v1.1.0
[INFO] [stderr]   Downloaded scroll_derive v0.10.5
[INFO] [stderr]   Downloaded block-padding v0.2.1
[INFO] [stderr]   Downloaded cargo-platform v0.1.2
[INFO] [stderr]   Downloaded camino v1.0.5
[INFO] [stderr]   Downloaded cbindgen v0.20.0
[INFO] [stderr]   Downloaded os_type v2.3.0
[INFO] [stderr]   Downloaded enumflags2_derive v0.6.4
[INFO] [stderr]   Downloaded rfc2047-decoder v0.1.2
[INFO] [stderr]   Downloaded configparser v3.0.0
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded secret-service v2.0.1
[INFO] [stderr]   Downloaded scroll v0.10.2
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded zvariant_derive v2.9.0
[INFO] [stderr]   Downloaded fat-macho v0.4.4
[INFO] [stderr]   Downloaded python-pkginfo v0.5.0
[INFO] [stderr]   Downloaded bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]   Downloaded zbus v1.9.1
[INFO] [stderr]   Downloaded zbus_macros v1.9.1
[INFO] [stderr]   Downloaded pyproject-toml v0.3.1
[INFO] [stderr]   Downloaded keyring v0.10.4
[INFO] [stderr]   Downloaded mailparse v0.13.6
[INFO] [stderr]   Downloaded nb-connect v1.2.0
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.2
[INFO] [stderr]   Downloaded rpassword v5.0.1
[INFO] [stderr]   Downloaded tar v0.4.37
[INFO] [stderr]   Downloaded cargo_metadata v0.14.1
[INFO] [stderr]   Downloaded polling v2.2.0
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] [stderr]   Downloaded fs-err v2.6.0
[INFO] [stderr]   Downloaded quoted_printable v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21e9896149cce4e4681db78090ee6d28fc4991058cdc70498cdcf153c0bb628f
[INFO] running `Command { std: "docker" "start" "-a" "21e9896149cce4e4681db78090ee6d28fc4991058cdc70498cdcf153c0bb628f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21e9896149cce4e4681db78090ee6d28fc4991058cdc70498cdcf153c0bb628f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21e9896149cce4e4681db78090ee6d28fc4991058cdc70498cdcf153c0bb628f", kill_on_drop: false }`
[INFO] [stdout] 21e9896149cce4e4681db78090ee6d28fc4991058cdc70498cdcf153c0bb628f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11bbaf9ad582df7d70fd88dedada9d0fabf43a1cff789f2701f4dbc4512e01d7
[INFO] running `Command { std: "docker" "start" "-a" "11bbaf9ad582df7d70fd88dedada9d0fabf43a1cff789f2701f4dbc4512e01d7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling quoted_printable v0.4.3
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling camino v1.0.5
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling target-lexicon v0.12.2
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling cbindgen v0.20.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling fs-err v2.6.0
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling configparser v3.0.0
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling http v0.2.5
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling rpassword v5.0.1
[INFO] [stderr]    Compiling platform-info v0.1.0
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tar v0.4.37
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[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 --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,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=c25dc19d7487cdf7 -C extra-filename=-c25dc19d7487cdf7 --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" "11bbaf9ad582df7d70fd88dedada9d0fabf43a1cff789f2701f4dbc4512e01d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11bbaf9ad582df7d70fd88dedada9d0fabf43a1cff789f2701f4dbc4512e01d7", kill_on_drop: false }`
[INFO] [stdout] 11bbaf9ad582df7d70fd88dedada9d0fabf43a1cff789f2701f4dbc4512e01d7