[INFO] cloning repository https://github.com/flutter-rs/cargo-flutter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flutter-rs/cargo-flutter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflutter-rs%2Fcargo-flutter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflutter-rs%2Fcargo-flutter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 017b71f70339da5c227464c1c2cb944f61376052
[INFO] testing flutter-rs/cargo-flutter against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflutter-rs%2Fcargo-flutter" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flutter-rs/cargo-flutter on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flutter-rs/cargo-flutter
[INFO] finished tweaking git repo https://github.com/flutter-rs/cargo-flutter
[INFO] tweaked toml for git repo https://github.com/flutter-rs/cargo-flutter written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate git repo https://github.com/flutter-rs/cargo-flutter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 wasm-bindgen-shared v0.2.58
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.58
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.58
[INFO] [stderr]   Downloaded web-sys v0.3.35
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.58
[INFO] [stderr]   Downloaded strip-ansi-escapes v0.1.0
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded commoncrypto v0.2.0
[INFO] [stderr]   Downloaded crypto-hash v0.3.4
[INFO] [stderr]   Downloaded fwdansi v1.1.0
[INFO] [stderr]   Downloaded exitfailure v0.5.1
[INFO] [stderr]   Downloaded js-sys v0.3.35
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.58
[INFO] [stderr]   Downloaded chunked_transfer v1.0.0
[INFO] [stderr]   Downloaded commoncrypto-sys v0.2.0
[INFO] [stderr]   Downloaded walkdir v0.1.8
[INFO] [stderr]   Downloaded shell-escape v0.1.4
[INFO] [stderr]   Downloaded git2-curl v0.11.0
[INFO] [stderr]   Downloaded rustfix v0.4.6
[INFO] [stderr]   Downloaded curl v0.4.25
[INFO] [stderr]   Downloaded git2 v0.10.2
[INFO] [stderr]   Downloaded crates-io v0.29.0
[INFO] [stderr]   Downloaded rustc-workspace-hack v1.0.0
[INFO] [stderr]   Downloaded opener v0.4.1
[INFO] [stderr]   Downloaded qstring v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.58
[INFO] [stderr]   Downloaded multimap v0.8.0
[INFO] [stderr]   Downloaded im-rc v13.0.0
[INFO] [stderr]   Downloaded copy_dir v0.1.2
[INFO] [stderr]   Downloaded bumpalo v3.1.2
[INFO] [stderr]   Downloaded ureq v0.11.3
[INFO] [stderr]   Downloaded zip v0.5.4
[INFO] [stderr]   Downloaded jobserver v0.1.18
[INFO] [stderr]   Downloaded bytesize v1.0.0
[INFO] [stderr]   Downloaded lib-cargo-apk v0.5.1
[INFO] [stderr]   Downloaded cargo v0.41.0
[INFO] [stderr]   Downloaded libgit2-sys v0.9.2
[INFO] [stderr]   Downloaded vte v0.3.3
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.2
[INFO] [stderr]   Downloaded cargo-platform v0.1.0
[INFO] [stderr]   Downloaded serde_ignored v0.1.1
[INFO] [stderr]   Downloaded curl-sys v0.4.25
[INFO] [stderr]   Downloaded ignore v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1dc86a5a8ee1177d169e4a0313aeb45a0893c6d6df4d4886c7c8cc835744e6c
[INFO] running `Command { std: "docker" "start" "-a" "f1dc86a5a8ee1177d169e4a0313aeb45a0893c6d6df4d4886c7c8cc835744e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1dc86a5a8ee1177d169e4a0313aeb45a0893c6d6df4d4886c7c8cc835744e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1dc86a5a8ee1177d169e4a0313aeb45a0893c6d6df4d4886c7c8cc835744e6c", kill_on_drop: false }`
[INFO] [stdout] f1dc86a5a8ee1177d169e4a0313aeb45a0893c6d6df4d4886c7c8cc835744e6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7166c6c3855df2aa00245241df58f398bdc78d71c2ad7579e0cccb95f7dc500
[INFO] running `Command { std: "docker" "start" "-a" "c7166c6c3855df2aa00245241df58f398bdc78d71c2ad7579e0cccb95f7dc500", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling bytesize v1.0.0
[INFO] [stderr]    Compiling hex v0.4.0
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling chunked_transfer v1.0.0
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling qstring v0.7.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling miniz_oxide v0.3.5
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling jobserver v0.1.18
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling copy_dir v0.1.2
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling sized-chunks v0.3.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]    Compiling curl-sys v0.4.25
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling flate2 v1.0.13
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.3.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="aho-corasick"' --cfg 'feature="default"' --cfg 'feature="memchr"' --cfg 'feature="perf"' --cfg 'feature="perf-cache"' --cfg 'feature="perf-dfa"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="std"' --cfg 'feature="thread_local"' --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=facb1cb09907c16f -C extra-filename=-facb1cb09907c16f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-29647481defbcc4c.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-948765f414d47e2e.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-15d168dc81118322.rmeta --extern thread_local=/opt/rustwide/target/debug/deps/libthread_local-b002bbebb39f88a2.rmeta --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" "c7166c6c3855df2aa00245241df58f398bdc78d71c2ad7579e0cccb95f7dc500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7166c6c3855df2aa00245241df58f398bdc78d71c2ad7579e0cccb95f7dc500", kill_on_drop: false }`
[INFO] [stdout] c7166c6c3855df2aa00245241df58f398bdc78d71c2ad7579e0cccb95f7dc500