[INFO] crate debcargo 2.4.0 is already in cache
[INFO] testing debcargo-2.4.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate debcargo 2.4.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate debcargo 2.4.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate debcargo 2.4.0
[INFO] finished tweaking crates.io crate debcargo 2.4.0
[INFO] tweaked toml for crates.io crate debcargo 2.4.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 1f919e676a3b432ae8e1c5dadd788b5541ba45ae557b848ef01fc92d57b53b56
[INFO] running `"docker" "start" "-a" "1f919e676a3b432ae8e1c5dadd788b5541ba45ae557b848ef01fc92d57b53b56"`
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling bytesize v1.0.0
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling home v0.3.4
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling curl-sys v0.4.23
[INFO] [stderr]    Compiling flate2 v1.0.12
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling im-rc v12.3.4
[INFO] [stderr]    Compiling rustfix v0.4.6
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling crates-io v0.25.0
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling git2-curl v0.9.0
[INFO] [stderr]    Compiling cargo v0.37.0
[INFO] [stderr]    Compiling debcargo v2.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/config.rs:235:20
[INFO] [stderr]     |
[INFO] [stderr] 235 |     get_field: &'a Fn(PackageKey) -> Option<&'a Vec<String>>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(PackageKey) -> Option<&'a Vec<String>>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `cargo`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name cargo /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.37.0/src/cargo/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=e548c80b23bccfe6 -C extra-filename=-e548c80b23bccfe6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-aeb8402cda341d72.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-f584045056e081f3.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-0fb8a70cca18fcbb.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-5c2292866ac49d3f.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-43dbbe1a92421c22.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-cab10adef0565ac1.rmeta --extern crypto_hash=/opt/rustwide/target/debug/deps/libcrypto_hash-d47e1a24bc3c3915.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-0efcdd505cd137b6.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-3e89726f7cb8ceea.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-d758af00e6c3001a.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-97877ddda30608c8.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-445eb64b856e9205.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-875ddcac557c4d97.rmeta --extern fs2=/opt/rustwide/target/debug/deps/libfs2-77bb0f77749d9c8e.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-8143399b120edb53.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-c3425fe8493f9321.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-657487874406c7e8.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-1dafeb224c42a78f.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-f5b357d7e6922715.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-31613450da81b0bd.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-dfe6fb925d074feb.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-1d27c5750565f3ae.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-83cafc2ae303332c.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-85bf9c74b6cfa43c.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-a3b13f6b27abcc70.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-6f12439825b691de.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-e50aa4e61ffd3b64.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-07c655ccb8662d4a.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-1a9b896f537e17c6.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-663c3e9e27734368.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-072fc1b311632250.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-977876aa718079f3.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-7af609ac8eb5f9ee.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-50e540e91d6b8e1b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-fe43c0c6b938bd64.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-3a253455f2dad244.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-0275814579a17d26.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-d2d637cdd097564f.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-c7fefcbd6ee461d6.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-5037cc0006e0467f.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-f54b97b28a819b63.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-2e1ceebcafefa529.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-019a22cacfcfb093.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-1b0b9479fbeae824.rmeta --extern url_serde=/opt/rustwide/target/debug/deps/liburl_serde-6f4a6c1d6740981e.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-b9c5419fe288b67c.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-691c5ae4f4518dbf/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-9c8aa98f1b397fe9/out/i/lib -L native=/usr/lib/x86_64-linux-gnu -L native=/opt/rustwide/target/debug/build/backtrace-sys-805e59335206c413/out -L native=/opt/rustwide/target/debug/build/libgit2-sys-3e66e8710b904a1d/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-c56a1fcaea48b7b4/out/build` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "1f919e676a3b432ae8e1c5dadd788b5541ba45ae557b848ef01fc92d57b53b56"`
[INFO] running `"docker" "rm" "-f" "1f919e676a3b432ae8e1c5dadd788b5541ba45ae557b848ef01fc92d57b53b56"`
[INFO] [stdout] 1f919e676a3b432ae8e1c5dadd788b5541ba45ae557b848ef01fc92d57b53b56