[INFO] fetching crate cargo 0.61.0...
[INFO] testing cargo-0.61.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate cargo 0.61.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo 0.61.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo 0.61.0
[INFO] finished tweaking crates.io crate cargo 0.61.0
[INFO] tweaked toml for crates.io crate cargo 0.61.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo 0.61.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83199a8564b39c2067eb4638f96ee9b766778b8016e3d765a177b59a58214935
[INFO] running `Command { std: "docker" "start" "-a" "83199a8564b39c2067eb4638f96ee9b766778b8016e3d765a177b59a58214935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83199a8564b39c2067eb4638f96ee9b766778b8016e3d765a177b59a58214935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83199a8564b39c2067eb4638f96ee9b766778b8016e3d765a177b59a58214935", kill_on_drop: false }`
[INFO] [stdout] 83199a8564b39c2067eb4638f96ee9b766778b8016e3d765a177b59a58214935
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 204914b2754969e9582cd8f554c0a4e3263c83474008a435562896925b2b05c1
[INFO] running `Command { std: "docker" "start" "-a" "204914b2754969e9582cd8f554c0a4e3263c83474008a435562896925b2b05c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling combine v4.6.3
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling clap v3.1.8
[INFO] [stderr]    Compiling opener v0.5.0
[INFO] [stderr]    Compiling tar v0.4.38
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling vte v0.10.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libz-sys v1.1.5
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling curl-sys v0.4.53+curl-7.82.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.1
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling cargo v0.61.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling curl v0.4.43
[INFO] [stderr]    Compiling git2 v0.13.25
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling cargo-util v0.1.2
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling git2-curl v0.14.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling kstring v1.0.6
[INFO] [stderr]    Compiling os_info v3.2.0
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]    Compiling toml_edit v0.13.4
[INFO] [stderr]    Compiling crates-io v0.34.0
[INFO] [stderr]    Compiling rustfix v0.6.0
[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=2021 src/cargo/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=33d3fa331f92eb5f -C extra-filename=-33d3fa331f92eb5f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-2d9de639ab954a37.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-4a285d66d7edc082.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-deddc179251af960.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-f46be945540cca1d.rmeta --extern cargo_util=/opt/rustwide/target/debug/deps/libcargo_util-016ac3a7fce844db.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-c2215c67f813b39f.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-4ce6e649abd26d23.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-bd00c851a87bfcbc.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-f77a1c7702943a86.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-dd2c1a19b9ab79f0.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-b15299c873e7914f.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-2058d4c14546c315.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-7851e2a6d0fd5ff2.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-c120dd59f66d04f8.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-67c64ab411b1e7fb.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-02f220b68df07eb2.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-916c50638fc1506d.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-fc6d273e77064efc.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-0f10f859de6db1c9.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-c3278003efb1ead4.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-6f62fc174c3f1cb1.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-1f40b5ee2082b85b.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-d666884049530601.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b341606102c7008f.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-4744162caf952bfb.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-e4ee484fc11ec078.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-18e1999399bf0013.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-1e8f0341924255e9.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-46f815a303b363f1.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-9bbbe9e280923ffa.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-8ed87b7a011cf625.rmeta --extern os_info=/opt/rustwide/target/debug/deps/libos_info-497732fe7ea47a1c.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-1a1983d2d4a49459.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-789a5e78707fa9e7.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-7770d1ad8e0e70ee.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-689870951e791905.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-634e1e2e641def47.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-66b8d8b9efc79578.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-bb8f23e77f7777e0.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-1e48685d4cf3e923.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-411fa672d13fea23.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-a0a30f5148c34fca.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-fea02b63220e1da3.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-26746dbb2e748612.rmeta --extern toml_edit=/opt/rustwide/target/debug/deps/libtoml_edit-c59a8aeb5d356ce0.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-9e840fd85eba5713.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-d8167d72773bee47.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-e641032224f81586.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-dd1217c15634ba02.rmeta --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-c81ef57f77f97684/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-f103444feedee51e/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-cce9abdd69cf2232/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-c7ff80fca4dc4581/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "204914b2754969e9582cd8f554c0a4e3263c83474008a435562896925b2b05c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "204914b2754969e9582cd8f554c0a4e3263c83474008a435562896925b2b05c1", kill_on_drop: false }`
[INFO] [stdout] 204914b2754969e9582cd8f554c0a4e3263c83474008a435562896925b2b05c1