[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 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflutter-rs%2Fcargo-flutter" "/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/flutter-rs/cargo-flutter on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-10/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" "+1.59.0" "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] 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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b541d69548e5edb03214bee7ce036c4def8c1fa4094f7b3704b500ef2145d924
[INFO] running `Command { std: "docker" "start" "-a" "b541d69548e5edb03214bee7ce036c4def8c1fa4094f7b3704b500ef2145d924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b541d69548e5edb03214bee7ce036c4def8c1fa4094f7b3704b500ef2145d924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b541d69548e5edb03214bee7ce036c4def8c1fa4094f7b3704b500ef2145d924", kill_on_drop: false }`
[INFO] [stdout] b541d69548e5edb03214bee7ce036c4def8c1fa4094f7b3704b500ef2145d924
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70f14b32a1803a463112a4c8a783690c4aa50b8c1109505cac5ff14b6e457938
[INFO] running `Command { std: "docker" "start" "-a" "70f14b32a1803a463112a4c8a783690c4aa50b8c1109505cac5ff14b6e457938", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[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 log v0.4.8
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling glob v0.3.0
[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 rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling chunked_transfer v1.0.0
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling qstring v0.7.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[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 aho-corasick v0.7.6
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling time v0.1.42
[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 quote v1.0.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling sized-chunks v0.3.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling copy_dir v0.1.2
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling cookie v0.12.0
[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 curl-sys v0.4.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[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 tempfile v3.1.0
[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 bzip2 v0.3.3
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling ignore v0.4.10
[INFO] [stderr]    Compiling zip v0.5.4
[INFO] [stderr]    Compiling git2 v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling webpki v0.21.0
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling git2-curl v0.11.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling which v3.1.0
[INFO] [stderr]    Compiling exitfailure v0.5.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling serde_ignored v0.1.1
[INFO] [stderr]    Compiling cargo-platform v0.1.0
[INFO] [stderr]    Compiling multimap v0.8.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling im-rc v13.0.0
[INFO] [stderr]    Compiling rustfix v0.4.6
[INFO] [stderr]    Compiling crates-io v0.29.0
[INFO] [stderr]    Compiling ureq v0.11.3
[INFO] [stderr]    Compiling cargo v0.41.0
[INFO] [stderr]    Compiling lib-cargo-apk v0.5.1
[INFO] [stderr] error: could not compile `cargo`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cargo --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.41.0/src/cargo/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 -C metadata=fce87fa80fdb9d04 -C extra-filename=-fce87fa80fdb9d04 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-c349167a9b6fecf1.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-e654b54616b76b41.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-23513c96f43924df.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-8d3189bf0be64034.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-f3271baa9b735959.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-4144c02973454526.rmeta --extern crypto_hash=/opt/rustwide/target/debug/deps/libcrypto_hash-6633b5f541bc5b4e.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-613b9d8a0ae3f268.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-eea1fd13fbaa8505.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-e03975f2fb1c0e2f.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-015d1b91f598b4ae.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-35f1d02b1060750e.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-df7f157d711abd9c.rmeta --extern fs2=/opt/rustwide/target/debug/deps/libfs2-6a11ee67cdf48250.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-2186a801048f070d.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-6a2d4e7d3c067543.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-743c85947d5fd325.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-1395bc6d9aff3f3d.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-ababba095d038f8a.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-0ad7ae6487dc00f7.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-e5e46931f63e06cc.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-371a988c3ae553a0.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-9942e59fd205bb16.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-02ff0d0fbc57b9b4.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-78d906478cf307be.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-207ef57eb0f7419b.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-d686ee7d09bd30c8.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-48bf6b66dbf092f6.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-b1b5566c01fb3078.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-1e6efbcd3a0479d6.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-868036ca355b88ec.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-32dd5c1ab5974210.rmeta --extern remove_dir_all=/opt/rustwide/target/debug/deps/libremove_dir_all-9bf6c14e685e53a6.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-3c633c14d5b3a191.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-fc15844a3a690587.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-6b7b167a361ca8f3.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-f3273caef2fbf7e2.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-88e3cbd85a53ce4f.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-ea45d380553d046c.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-22c50f4e88f8ff4c.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-c80ebe63e90bd8f6.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-47f06465954f97b0.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-2a55fb3293009227.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-55f6ed8dee1a5d21.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-0ef1706771dff9ff.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-f331b1dbc96d2e3b.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-39c5586bd6fcbca1.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-caf0423bc7bfa7cf.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-d2049ee842117d89.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-52969118ecad28be/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-a2a38537142cf829/out/i/lib -L native=/usr/lib/x86_64-linux-gnu -L native=/opt/rustwide/target/debug/build/backtrace-sys-650ef66646054f7d/out -L native=/opt/rustwide/target/debug/build/libgit2-sys-3bfdfdbd733b8f69/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-32044026936a6f3d/out/build` (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" "70f14b32a1803a463112a4c8a783690c4aa50b8c1109505cac5ff14b6e457938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f14b32a1803a463112a4c8a783690c4aa50b8c1109505cac5ff14b6e457938", kill_on_drop: false }`
[INFO] [stdout] 70f14b32a1803a463112a4c8a783690c4aa50b8c1109505cac5ff14b6e457938