[INFO] cloning repository https://github.com/tetcoin/cargo-unleash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcoin/cargo-unleash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fcargo-unleash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fcargo-unleash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdcd29b0a34be47968d27344f366312d9d393cdb
[INFO] testing tetcoin/cargo-unleash against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fcargo-unleash" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tetcoin/cargo-unleash on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tetcoin/cargo-unleash
[INFO] finished tweaking git repo https://github.com/tetcoin/cargo-unleash
[INFO] tweaked toml for git repo https://github.com/tetcoin/cargo-unleash written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a86150b03b4be9f1a2437ab13521ee491eb300dad041e8c5d38796c3af2d4718
[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" "a86150b03b4be9f1a2437ab13521ee491eb300dad041e8c5d38796c3af2d4718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a86150b03b4be9f1a2437ab13521ee491eb300dad041e8c5d38796c3af2d4718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a86150b03b4be9f1a2437ab13521ee491eb300dad041e8c5d38796c3af2d4718", kill_on_drop: false }`
[INFO] [stdout] a86150b03b4be9f1a2437ab13521ee491eb300dad041e8c5d38796c3af2d4718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 130c1a7cff22aab9c8dd9cff678e1d3583014abab084cfea2a7c2b24c88f118f
[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" "130c1a7cff22aab9c8dd9cff678e1d3583014abab084cfea2a7c2b24c88f118f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling combine v4.6.0
[INFO] [stderr]    Compiling jobserver v0.1.23
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling tar v0.4.35
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling url v2.2.2
[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 v0.4.45+curl-7.78.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling cargo v0.50.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling toml_edit v0.2.1
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling flexi_logger v0.16.3
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling git2 v0.13.20
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling git2-curl v0.14.1
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling semver v0.10.0
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling crates-io v0.31.1
[INFO] [stderr]    Compiling rustfix 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-0.50.1/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=0e062dcd8eebf370 -C extra-filename=-0e062dcd8eebf370 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-e183bb2174e494e4.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-69ea8e88535eec5a.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-a21eeea7638d82ad.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-6a1858fe080fa220.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-718e13290cbac461.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-46ac9af69fd30053.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-22e234bcff78aefc.rmeta --extern crypto_hash=/opt/rustwide/target/debug/deps/libcrypto_hash-a22228ef3bd78b38.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-0cc1298b0381c954.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-84fcc9cef0234c75.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-b09d6cbb93f37b05.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-42a60397da4acfd5.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-33b84e84003d8ac1.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-4c836920dba3eee2.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-2eb9df68d506b429.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-367c240206242d35.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-c9fd0ea4c3543a57.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-f0fe712025818389.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-2d575097e7169ff0.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-8632371073cd22ff.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-641f3ea31c649dd5.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-44e9297da84dc79a.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-f67718dd40129317.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-415c7f8c579dbe87.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-333aa5b90e875ae0.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-9289795049a93342.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-062ec20cca67060d.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-681e4e98e8957ba6.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-02aeb857270eb57b.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-e9fb15ac8640ce50.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-98a88b5b53b82a03.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-e87ae39134e8c624.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-a4a536b461f00590.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-363d9c9b6ab85ccc.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-78e07f0a448e6000.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-df7563e7c1594e8e.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-7596bf71eafd239a.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ae4b0c7623243ab4.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-21bb666711049a9a.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-6f014dd01246451b.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-e422b122a26aa6f7.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-17dedf9943b43b35.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-48569ba71e859b79.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-46bc0482578132e5.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-58fa4f49044d3e0e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-38987aa89d2b0d41.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-eb3918a50331e149.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-0820dafd1e10c370.rmeta --cap-lints allow --cap-lints=forbid -L native=/opt/rustwide/target/debug/build/curl-sys-aff9d26c44b1008f/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-fbb7d139f24b8602/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-1c0974bb11bf1fed/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-f924399d865c7f43/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "130c1a7cff22aab9c8dd9cff678e1d3583014abab084cfea2a7c2b24c88f118f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "130c1a7cff22aab9c8dd9cff678e1d3583014abab084cfea2a7c2b24c88f118f", kill_on_drop: false }`
[INFO] [stdout] 130c1a7cff22aab9c8dd9cff678e1d3583014abab084cfea2a7c2b24c88f118f