[INFO] fetching crate rust-playground-top-crates 0.1.0...
[INFO] testing rust-playground-top-crates-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate rust-playground-top-crates 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rust-playground-top-crates 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-playground-top-crates 0.1.0
[INFO] finished tweaking crates.io crate rust-playground-top-crates 0.1.0
[INFO] tweaked toml for crates.io crate rust-playground-top-crates 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate rust-playground-top-crates 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strip-ansi-escapes v0.1.0
[INFO] [stderr]   Downloaded rustfix v0.5.1
[INFO] [stderr]   Downloaded hyper v0.14.9
[INFO] [stderr]   Downloaded im-rc v15.0.0
[INFO] [stderr]   Downloaded cargo-util v0.1.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]   Downloaded curl-sys v0.4.44+curl-7.77.0
[INFO] [stderr]   Downloaded git2-curl v0.14.1
[INFO] [stderr]   Downloaded rand_xoshiro v0.4.0
[INFO] [stderr]   Downloaded commoncrypto-sys v0.2.0
[INFO] [stderr]   Downloaded crypto-hash v0.3.4
[INFO] [stderr]   Downloaded commoncrypto v0.2.0
[INFO] [stderr]   Downloaded crates-io v0.33.0
[INFO] [stderr]   Downloaded sized-chunks v0.6.5
[INFO] [stderr]   Downloaded bitmaps v2.1.0
[INFO] [stderr]   Downloaded opener v0.4.1
[INFO] [stderr]   Downloaded serde_ignored v0.1.2
[INFO] [stderr]   Downloaded fwdansi v1.1.0
[INFO] [stderr]   Downloaded shell-escape v0.1.5
[INFO] [stderr]   Downloaded tokio v1.7.1
[INFO] [stderr]   Downloaded cargo v0.54.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 113fe72352e32efa9b07ec11cb2fc3c3f7f710db50b744eebfd372c65b0b9caf
[INFO] running `Command { std: "docker" "start" "-a" "113fe72352e32efa9b07ec11cb2fc3c3f7f710db50b744eebfd372c65b0b9caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "113fe72352e32efa9b07ec11cb2fc3c3f7f710db50b744eebfd372c65b0b9caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "113fe72352e32efa9b07ec11cb2fc3c3f7f710db50b744eebfd372c65b0b9caf", kill_on_drop: false }`
[INFO] [stdout] 113fe72352e32efa9b07ec11cb2fc3c3f7f710db50b744eebfd372c65b0b9caf
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8f99d0935f9e71780192cb011af84b4ee8cbf8e1bd672fb1638d066981962d8
[INFO] running `Command { std: "docker" "start" "-a" "d8f99d0935f9e71780192cb011af84b4ee8cbf8e1bd672fb1638d066981962d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling tar v0.4.35
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling rustfix v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling curl-sys v0.4.44+curl-7.77.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling cargo v0.54.0
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling crates-io v0.33.0
[INFO] [stderr]    Compiling git2 v0.13.20
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling cargo-util v0.1.0
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling git2-curl v0.14.1
[INFO] [stderr]    Compiling hyper v0.14.9
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.4
[INFO] [stderr]    Compiling rust-playground-top-crates v0.1.0 (/opt/rustwide/workdir)
[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-0.54.0/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=c5b79060d14fa76d -C extra-filename=-c5b79060d14fa76d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-e5bf84064a13261e.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-26b3be0336289575.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-74dba74c06eb8032.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-45da18ae4ac78b31.rmeta --extern cargo_util=/opt/rustwide/target/debug/deps/libcargo_util-01cd7ff66ebb3153.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-e43b5d7e466912e5.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-de99f0ec4d6efc16.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-3e099b1fb8f128e1.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-f88f9233138c6e50.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-2434bc933f55cdac.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-41b9f98e69e13fab.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-43bbb5f07fa04eab.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-3d668fd35958d479.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-8c65b774fc9ada1d.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-ecd8f24f9bfac032.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-f4895746cdbe9066.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-1bc59e9c9a137e6b.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-e3a084fa30119887.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-a6c0c81cc32ac9be.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-3b9a0e3f0e3bf995.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-4e7790180c923c3d.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-ff4dd6d76d66ed08.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-e92083d5a39a8b50.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-82ec22512f24c50a.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-6ec214199c1da149.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-f56f57d7ba0a5b8b.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-18e19f5b5787b169.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-fdb14ed691dc70dd.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-ee427b23c301b89b.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-d6a582640a85d307.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-f9199a68e8c135fc.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-a86ce24ba42e141f.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-4f01e00866930d8a.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-4b09864af3234bdb.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-1a9583da32c1b421.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-74fe04e4cb9e45e3.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-ed19de9bb95cd4d1.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9cb30429d19e7df1.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-5e15e72989c0b3a7.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-aee31fd616d01832.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-afccd028bcb30e53.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-8a6d189580657edf.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-f4f8fa367f63a313.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-2a0d0b1e1dcfc4c0.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-31fed32a2fe36ec3.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-fa95828b78fbac73.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-e6359a1f46f2360a.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-8844af0a127129e1.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-540c7d4989c0fe23/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-af8dcb5b8c39edf7/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-afb6db2258d2a588/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-b3958a566dc3ec7a/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d8f99d0935f9e71780192cb011af84b4ee8cbf8e1bd672fb1638d066981962d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f99d0935f9e71780192cb011af84b4ee8cbf8e1bd672fb1638d066981962d8", kill_on_drop: false }`
[INFO] [stdout] d8f99d0935f9e71780192cb011af84b4ee8cbf8e1bd672fb1638d066981962d8
