[INFO] fetching crate verto 0.7.5...
[INFO] testing verto-0.7.5 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate verto 0.7.5 into /workspace/builds/worker-68/source
[INFO] validating manifest of crates.io crate verto 0.7.5 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate verto 0.7.5
[INFO] finished tweaking crates.io crate verto 0.7.5
[INFO] tweaked toml for crates.io crate verto 0.7.5 written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate crates.io crate verto 0.7.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f70b7eb7eb9a65491a045c967f612b011a591fd6b428f02041455cc85293ad98
[INFO] running `Command { std: "docker" "start" "-a" "f70b7eb7eb9a65491a045c967f612b011a591fd6b428f02041455cc85293ad98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f70b7eb7eb9a65491a045c967f612b011a591fd6b428f02041455cc85293ad98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70b7eb7eb9a65491a045c967f612b011a591fd6b428f02041455cc85293ad98", kill_on_drop: false }`
[INFO] [stdout] f70b7eb7eb9a65491a045c967f612b011a591fd6b428f02041455cc85293ad98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31fdb95ba047c95399c462fa3dd11daa87592da383a82317e1bbc04e02ad1061
[INFO] running `Command { std: "docker" "start" "-a" "31fdb95ba047c95399c462fa3dd11daa87592da383a82317e1bbc04e02ad1061", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tracing-core v0.1.20
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling vte v0.3.3
[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 textwrap v0.11.0
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling tar v0.4.35
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling opener v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex v1.5.4
[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 libssh2-sys v0.2.21
[INFO] [stderr]    Compiling curl-sys v0.4.48+curl-7.79.1
[INFO] [stderr]    Compiling libgit2-sys v0.12.23+1.2.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling cargo v0.56.0
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling git2 v0.13.22
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling cargo-util v0.1.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.16
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling git2-curl v0.14.1
[INFO] [stderr]    Compiling tracing v0.1.28
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling rustfix v0.6.0
[INFO] [stderr]    Compiling tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling crates-io v0.33.0
[INFO] [stderr]    Compiling jacklog v0.0.8
[INFO] [stderr]    Compiling verto v0.7.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `anyhow::Context`
[INFO] [stdout]  --> src/plugins/git.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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-0.56.0/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=3f2618814f32b801 -C extra-filename=-3f2618814f32b801 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-59ff7032c95050fb.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-5fcce5351d2e17bb.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-37ae65aa186976c0.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-b23839bae28eb281.rmeta --extern cargo_util=/opt/rustwide/target/debug/deps/libcargo_util-40d0f54c393babae.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-1429b218962c8631.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-4de31e0e69ca042e.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-c079f7c57dd512a6.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-0da9fc129b321581.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-c4fa02f741550776.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-ec26ee0b5becbcf7.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-3a3779c0995eabf4.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-bffd5f681849e9ff.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-5a6dd2690bdfd79e.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-7233324f9e0ea0cd.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-921a087ba318345d.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-edafc8b2917f78c9.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-a3466b4ab5f6c2ae.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-e9a3658f54825403.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-5e557b235df6b2ad.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-5961052b6ced4acf.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-4584bcfa222d8e0a.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-257d066698ad4542.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-86422d76b8bd90ed.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-2d5a3bdb2841d5d7.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-ef814aa1dcbf91ea.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-6885c67bf14c8991.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-ba3200a69ea295c7.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-c0c2ed8e96932ec2.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-6b55570d8232c873.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-62e264126b3fe327.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-8c83310236959ef9.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-e465653aba610f04.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-dc2fed68ff674946.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-9ed50eea8aa993c3.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-9677ee3b3bae4c9d.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-c00b709de88678b7.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-4684e401caeaf3c9.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-faaabaf270737a09.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-627b2c205b90349d.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-b131dc31f9542254.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-1e87a53a1c03f5ab.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-b126e2ab944ff130.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-1d9b80162f568756.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-b35e561241f87659.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-11d097b41f2e60a4.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-c5afc5503008fa92.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-d68fa3dede4483c7.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-e5f2176ebd3b6034/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-dd81eb455aa8eb4a/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-81f00f5bcd9766a1/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-c78c01ae40897178/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "31fdb95ba047c95399c462fa3dd11daa87592da383a82317e1bbc04e02ad1061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fdb95ba047c95399c462fa3dd11daa87592da383a82317e1bbc04e02ad1061", kill_on_drop: false }`
[INFO] [stdout] 31fdb95ba047c95399c462fa3dd11daa87592da383a82317e1bbc04e02ad1061