[INFO] fetching crate git-cm 0.2.3...
[INFO] testing git-cm-0.2.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate git-cm 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate git-cm 0.2.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-cm 0.2.3
[INFO] finished tweaking crates.io crate git-cm 0.2.3
[INFO] tweaked toml for crates.io crate git-cm 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate git-cm 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12b51c1ef06498a39cab890b410db555f6a2b71ba9a74c47a1bd5d6c7d0b0b88
[INFO] running `Command { std: "docker" "start" "-a" "12b51c1ef06498a39cab890b410db555f6a2b71ba9a74c47a1bd5d6c7d0b0b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12b51c1ef06498a39cab890b410db555f6a2b71ba9a74c47a1bd5d6c7d0b0b88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b51c1ef06498a39cab890b410db555f6a2b71ba9a74c47a1bd5d6c7d0b0b88", kill_on_drop: false }`
[INFO] [stdout] 12b51c1ef06498a39cab890b410db555f6a2b71ba9a74c47a1bd5d6c7d0b0b88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc362ccd2d77e71c6d831632d1638e9d5240e0b312e68f324fad17f09e5d4f95
[INFO] running `Command { std: "docker" "start" "-a" "cc362ccd2d77e71c6d831632d1638e9d5240e0b312e68f324fad17f09e5d4f95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.20+1.1.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling edit v0.1.3
[INFO] [stderr]    Compiling dialoguer v0.8.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling ctrlc v3.1.9
[INFO] [stderr]    Compiling git2 v0.13.19
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 |         match (self, other) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: first, the lifetime cannot outlive the anonymous lifetime defined on the method body at 73:26...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:73:26
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn eq(&self, other: &AttrValue<'_>) -> bool {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^
[INFO] [stdout] note: ...so that the types are compatible
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:74:15
[INFO] [stdout]    |
[INFO] [stdout] 74 |         match (self, other) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout]    = note: expected `(&AttrValue<'_>, &AttrValue<'_>)`
[INFO] [stdout]               found `(&AttrValue<'_>, &AttrValue<'_>)`
[INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'_` as defined on the impl at 72:30...
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 | impl PartialEq for AttrValue<'_> {
[INFO] [stdout]    |                              ^^
[INFO] [stdout] note: ...so that the types are compatible
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/git2-0.13.19/src/attr.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |             | (Self::Bytes(bytes), AttrValue::String(string)) => string.as_bytes() == *bytes,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: expected `AttrValue<'_>`
[INFO] [stdout]               found `AttrValue<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0495`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git2` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cc362ccd2d77e71c6d831632d1638e9d5240e0b312e68f324fad17f09e5d4f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc362ccd2d77e71c6d831632d1638e9d5240e0b312e68f324fad17f09e5d4f95", kill_on_drop: false }`
[INFO] [stdout] cc362ccd2d77e71c6d831632d1638e9d5240e0b312e68f324fad17f09e5d4f95