[INFO] fetching crate uvm_core 0.13.4...
[INFO] testing uvm_core-0.13.4 against 1.91.0 for beta-1.92-2
[INFO] extracting crate uvm_core 0.13.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate uvm_core 0.13.4
[INFO] finished tweaking crates.io crate uvm_core 0.13.4
[INFO] tweaked toml for crates.io crate uvm_core 0.13.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate uvm_core 0.13.4 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "cdb38f5884926404f8bd47751e38f75c964fe036eb86c185be2c6319125b68f5", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dc4c2df5e3ad564f0854a668c5c0d39ce2f15ca56ef7581331ac5036ad8b51c
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[INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated`
[INFO] [stdout]   --> src/error.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 | / error_chain! {
[INFO] [stdout]  2 | |     types {
[INFO] [stdout]  3 | |         UvmError, UvmErrorKind, ResultExt, Result;
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/unity/hub/editors/mod.rs:23:28
[INFO] [stdout]    |
[INFO] [stdout] 23 |             .ok_or_else(|| (UvmHubError::ConfigDirectoryNotFound))?;
[INFO] [stdout]    |                            ^                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -             .ok_or_else(|| (UvmHubError::ConfigDirectoryNotFound))?;
[INFO] [stdout] 23 +             .ok_or_else(|| UvmHubError::ConfigDirectoryNotFound)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/unity/hub/editors/mod.rs:88:48
[INFO] [stdout]    |
[INFO] [stdout] 88 |             paths::config_path().ok_or_else(|| (UvmHubError::ConfigDirectoryNotFound))?;
[INFO] [stdout]    |                                                ^                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 88 -             paths::config_path().ok_or_else(|| (UvmHubError::ConfigDirectoryNotFound))?;
[INFO] [stdout] 88 +             paths::config_path().ok_or_else(|| UvmHubError::ConfigDirectoryNotFound)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::version_impl::read_version_from_path`
[INFO] [stdout]   --> src/unity/version/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use self::version_impl::read_version_from_path;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/utils.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Ok(lock)
[INFO] [stdout]    |             -- ^^^^ expected `FlockLock<&File>`, found `()`
[INFO] [stdout]    |             |
[INFO] [stdout]    |             arguments to this enum variant are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `FlockLock<&File>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] help: the type constructed contains `()` due to the type of the argument passed
[INFO] [stdout]   --> src/utils.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |             Ok(lock)
[INFO] [stdout]    |             ^^^----^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                this argument influences the type of `Ok`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]   --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:554:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uvm_core` (lib) due to 1 previous error; 4 warnings emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6dc4c2df5e3ad564f0854a668c5c0d39ce2f15ca56ef7581331ac5036ad8b51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc4c2df5e3ad564f0854a668c5c0d39ce2f15ca56ef7581331ac5036ad8b51c", kill_on_drop: false }`
[INFO] [stdout] 6dc4c2df5e3ad564f0854a668c5c0d39ce2f15ca56ef7581331ac5036ad8b51c
