[INFO] cloning repository https://github.com/snipsco/dinghy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snipsco/dinghy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnipsco%2Fdinghy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnipsco%2Fdinghy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6604727223a42817edd31a9c656a6a4b0572b11c
[INFO] testing snipsco/dinghy against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnipsco%2Fdinghy" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/snipsco/dinghy 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] started tweaking git repo https://github.com/snipsco/dinghy
[INFO] finished tweaking git repo https://github.com/snipsco/dinghy
[INFO] tweaked toml for git repo https://github.com/snipsco/dinghy written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/snipsco/dinghy 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 5b6aaed813218a4e7b16e241b1e42a713a0d5b73d79a1a9f4dc2036abf167a7a
[INFO] running `Command { std: "docker" "start" "-a" "5b6aaed813218a4e7b16e241b1e42a713a0d5b73d79a1a9f4dc2036abf167a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b6aaed813218a4e7b16e241b1e42a713a0d5b73d79a1a9f4dc2036abf167a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6aaed813218a4e7b16e241b1e42a713a0d5b73d79a1a9f4dc2036abf167a7a", kill_on_drop: false }`
[INFO] [stdout] 5b6aaed813218a4e7b16e241b1e42a713a0d5b73d79a1a9f4dc2036abf167a7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] a5c86356459664cbcca887d82504835ff72152305b0ee76dd92bf4fcaf24ad89
[INFO] running `Command { std: "docker" "start" "-a" "a5c86356459664cbcca887d82504835ff72152305b0ee76dd92bf4fcaf24ad89", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crc32fast v1.2.2
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling anyhow v1.0.50
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling curl v0.4.41
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling dinghy-lib v0.4.67-pre (/opt/rustwide/workdir/dinghy-lib)
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling dinghy-test v0.4.67-pre (/opt/rustwide/workdir/dinghy-test)
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling time v0.3.5
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling opener v0.5.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling tar v0.4.37
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling shellexpand v2.1.0
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling vte v0.10.1
[INFO] [stderr]    Compiling openssl-src v300.0.2+3.0.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling curl-sys v0.4.51+curl-7.80.0
[INFO] [stderr]    Compiling libgit2-sys v0.12.25+1.3.0
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.1
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling dinghy-build v0.4.67-pre (/opt/rustwide/workdir/dinghy-build)
[INFO] [stderr]    Compiling cargo v0.56.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling plist v1.3.1
[INFO] [stderr]    Compiling rustfix v0.6.0
[INFO] [stderr]    Compiling crates-io v0.33.0
[INFO] [stderr]    Compiling git2 v0.13.24
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling cargo-util v0.1.1
[INFO] [stderr]    Compiling git2-curl v0.14.1
[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-0.56.0/src/cargo/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 -C metadata=5873065de18312dd -C extra-filename=-5873065de18312dd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-a1eb2c04cb383d4d.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-53e26800f6b12aef.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-0d39c671901b3e54.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-9df6a7c7dd653e19.rmeta --extern cargo_util=/opt/rustwide/target/debug/deps/libcargo_util-f8f3f08859ad7dae.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-db401f711541bb0e.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-da0c46a9fbb5c639.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-c48a12501a6794e4.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-0fe1a97b1c57019b.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-bac463724923a24b.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-6f6f47c018a86202.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-3ac50d69a2a9c721.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-46b3d7c21d923e6a.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-f37b10b9eefe267e.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-7d580ab0e93c30da.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-d3943553b96703d7.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-df8306afd9dee15d.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-a678aadba044a88e.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-69fede984985242f.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-55821fb7aec59b6d.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-7ee85fc30f15824c.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-b17ac59ddf24dcf1.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-23ed0c3e46cbf1df.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-d2ae0c144988a8f0.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-91d257e9eed50cc0.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-d8027e5df01f3e3e.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-41607b4997ff699e.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-e6bbee201eb478c9.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-e2290ccb27203e5c.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-caa0166ccfdbe178.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-b196e1663297fef1.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-de795048afd1d085.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-fd19bbc5057057d4.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-fc84daff9b23c636.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-858eeb231eed8031.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-a5de40c274f9adc4.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-16b2671ec386fd82.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-71d73ed33e64fb9f.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-099f6b74ec2d564a.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-f1a9bae3138e7467.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-cd45d89ff71893f2.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-6a61078d9610ba74.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-572f9d2ec1bbcf98.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-e91030079211fd3f.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-3c8a88541efd8c80.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-d12fc40f8e40722d.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-85c3caa7668e091f.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/openssl-sys-3bb51a7cff6a3c68/out/openssl-build/install/lib -L native=/opt/rustwide/target/debug/build/curl-sys-9683dccc353a25b6/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-b6ae631f9b155375/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-07eb556a33c6944c/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-b8f79b236a08e1da/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a5c86356459664cbcca887d82504835ff72152305b0ee76dd92bf4fcaf24ad89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5c86356459664cbcca887d82504835ff72152305b0ee76dd92bf4fcaf24ad89", kill_on_drop: false }`
[INFO] [stdout] a5c86356459664cbcca887d82504835ff72152305b0ee76dd92bf4fcaf24ad89