[INFO] fetching crate verto 0.7.5...
[INFO] testing verto-0.7.5 against 1.59.0 for beta-1.60-1
[INFO] extracting crate verto 0.7.5 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate verto 0.7.5 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-22/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" "+1.59.0" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89b917bb1d3c332971f64989192c37e5e7deabcd0e67947d95ef3837d2fa16e4
[INFO] running `Command { std: "docker" "start" "-a" "89b917bb1d3c332971f64989192c37e5e7deabcd0e67947d95ef3837d2fa16e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89b917bb1d3c332971f64989192c37e5e7deabcd0e67947d95ef3837d2fa16e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b917bb1d3c332971f64989192c37e5e7deabcd0e67947d95ef3837d2fa16e4", kill_on_drop: false }`
[INFO] [stdout] 89b917bb1d3c332971f64989192c37e5e7deabcd0e67947d95ef3837d2fa16e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21fa19951733c11d4a7cd27f1a68327753e00e091d42748c2eed21ba9c2ce99b
[INFO] running `Command { std: "docker" "start" "-a" "21fa19951733c11d4a7cd27f1a68327753e00e091d42748c2eed21ba9c2ce99b", 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 serde v1.0.130
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.0
[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 typenum v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling bytesize v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.20
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling heck 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 strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[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 clap v2.33.3
[INFO] [stderr]    Compiling tar v0.4.35
[INFO] [stderr]    Compiling opener v0.5.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.2.3
[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 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 tempfile v3.2.0
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling flate2 v1.0.20
[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 structopt v0.3.23
[INFO] [stderr]    Compiling tracing v0.1.28
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_ignored v0.1.2
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling rustfix v0.6.0
[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=faa566ccad4127eb -C extra-filename=-faa566ccad4127eb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-9d7170cc37d582fe.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-dc66b43638ca76af.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-f9c6a6b4c2cbddd2.rmeta --extern cargo_platform=/opt/rustwide/target/debug/deps/libcargo_platform-962b2c00e965e80a.rmeta --extern cargo_util=/opt/rustwide/target/debug/deps/libcargo_util-c6b16d486c4586a2.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-f4bf8383416909b5.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-c72de3059bbfe7f0.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-5aec9e94286cd6c0.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-dcf8eeee218d09d0.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-c3773fff8ef79d33.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-436abc29034d38f2.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-86a3fdae6a6dfbe9.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-a4ddb146414d0b22.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-0d122eec8b3ca987.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-9f50dbca8521b56d.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-743c85947d5fd325.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-49936c98b71e5753.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-ababba095d038f8a.rmeta --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-04fb9a4c47e8e51e.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-ae70297c1023a5af.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-368a7227bddba07b.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d013b5c31c8aac7a.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-808e6c02ce24ff40.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-02ff0d0fbc57b9b4.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-46f9f5ed4c3bc997.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-aa253966a26f000b.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-544e9dc732014d0c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-29a347dd5dbcecec.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-74d4e3ea3bb47a23.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-f6632ba4da916122.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-1b17c859557e3333.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-32dd5c1ab5974210.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-3c633c14d5b3a191.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-ca2cbb5c26b5f11e.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-826622b5a62aa15d.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-e0d93e117aa1aad6.rmeta --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-eff7bb7c8dcd124d.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ede7c511320db45f.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-c374ca46dcf6f30d.rmeta --extern strip_ansi_escapes=/opt/rustwide/target/debug/deps/libstrip_ansi_escapes-47f06465954f97b0.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-02b0fc7b9eea14f8.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-c1d45c83bc80c2fd.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-9f5422cbb754d7e1.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-9b6509b3c931d366.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-d3b89064801ed3a1.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-aeb18ec3bc792598.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-e6def346a97c7e6f.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-a368062eb9c93f36.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-e56bd318ad76a822/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-6fdc521e2a269555/out/i/lib -L native=/opt/rustwide/target/debug/build/libgit2-sys-2ff8386d3f43f1c1/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-8b6bcc9920b42005/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "21fa19951733c11d4a7cd27f1a68327753e00e091d42748c2eed21ba9c2ce99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21fa19951733c11d4a7cd27f1a68327753e00e091d42748c2eed21ba9c2ce99b", kill_on_drop: false }`
[INFO] [stdout] 21fa19951733c11d4a7cd27f1a68327753e00e091d42748c2eed21ba9c2ce99b