[INFO] fetching crate cargo-credits 0.1.0...
[INFO] testing cargo-credits-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cargo-credits 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-credits 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-credits 0.1.0
[INFO] finished tweaking crates.io crate cargo-credits 0.1.0
[INFO] tweaked toml for crates.io crate cargo-credits 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-credits 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f501a328042480984acebd11d890a80ca4a30a99649b40a7ae3e83b59e9d6c27
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f501a328042480984acebd11d890a80ca4a30a99649b40a7ae3e83b59e9d6c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f501a328042480984acebd11d890a80ca4a30a99649b40a7ae3e83b59e9d6c27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f501a328042480984acebd11d890a80ca4a30a99649b40a7ae3e83b59e9d6c27", kill_on_drop: false }`
[INFO] [stdout] f501a328042480984acebd11d890a80ca4a30a99649b40a7ae3e83b59e9d6c27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e73b4cb143abba8e9854c63c46aa1479b27c5760d3614c3d1ba509b21b8ea15
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6e73b4cb143abba8e9854c63c46aa1479b27c5760d3614c3d1ba509b21b8ea15", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.16
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling tracing v0.1.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.12
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling ignore v0.4.16
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling libgit2-sys v0.12.13+1.0.1
[INFO] [stderr]    Compiling sized-chunks v0.6.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling flate2 v1.0.17
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling git2 v0.13.11
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling git2-curl v0.14.1
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling rustfix v0.5.1
[INFO] [stderr]    Compiling crates-io v0.31.1
[INFO] [stderr]    Compiling cargo v0.47.0
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.8
[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-0.47.0/src/cargo/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=4bd4e4189632e4f8 -C extra-filename=-4bd4e4189632e4f8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-f373882276a4634e.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-6bbdb26a37936225.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-8c617c8e64e3d303.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-02de8c9b573a855b.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-00242a2535ce4e8b.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-c9f60debdc1ed611.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-62efd5c3c3e18fe4.rmeta --extern crypto_hash=/opt/rustwide/target/debug/deps/libcrypto_hash-91053751453429b9.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-ef14e494b3c0732d.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-f0b6093ae971f60f.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-c1188defa678da87.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-67e7cc88d8840826.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-2712d0247baaec3a.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-ccc950f2178e691e.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-7c3a1811c8196c42.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-25d3e3c81b4cce0b.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-14911843fdb620d9.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-dfb8355f685d1e17.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-adb1c3dfaf792f89.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-6cdfa3635570a23e.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-1abba8b3d1a29d32.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-b16515875986f64b.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-f038ea2dcf29a564.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-218da649ae6df1b4.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-bfccbcdec75c50d7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-93afe3d9087c158b.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-90bac19b7815f3a4.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-60129d5696ea332c.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-2c8376723d2a8c9d.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-6ae592ab414920f8.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-919478551723e1cd.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-14a5b7a36d9f9cf1.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-5b9a65c02ab19218.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-118f01067169436b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1e775480f0fc6b3b.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-6396cdfaf776fb71.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-63ad0891aa7c4c9c.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-f7af420078e13fe3.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-9988c264e5d8275b.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-fd5499ae05ce1c45.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-addb1fbcf414c7d7.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-e4b34bdcfdb5f1c4.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-6a07f9387ee54d91.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-906fa989c4fba052.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-5ee0227a60781e0f.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-87f366440c300c34.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-61d7662228196c72.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-4ee12f53640d6153/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-317cc64cde5d47d6/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-db7380dab64cc5d1/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-f6f6645f065ad2e0/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6e73b4cb143abba8e9854c63c46aa1479b27c5760d3614c3d1ba509b21b8ea15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e73b4cb143abba8e9854c63c46aa1479b27c5760d3614c3d1ba509b21b8ea15", kill_on_drop: false }`
[INFO] [stdout] 6e73b4cb143abba8e9854c63c46aa1479b27c5760d3614c3d1ba509b21b8ea15