[INFO] fetching crate rat-widget-extra 2.1.0...
[INFO] checking rat-widget-extra-2.1.0 against try#1c4199da70f816f2239f41c55168ff75a3663718 for 155501-infallible-never-no-reservation
[INFO] extracting crate rat-widget-extra 2.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rat-widget-extra 2.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rat-widget-extra 2.1.0
[INFO] tweaked toml for crates.io crate rat-widget-extra 2.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rat-widget-extra 2.1.0 on toolchain 1c4199da70f816f2239f41c55168ff75a3663718
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rat-widget-extra 2.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deranged v0.5.6
[INFO] [stderr]   Downloaded tree_magic_mini v3.2.2
[INFO] [stderr]   Downloaded map_range_int v1.1.0
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[INFO] [stderr]   Downloaded rat-menu v3.0.1
[INFO] [stderr]   Downloaded rat-widget-extra v2.0.1
[INFO] [stderr]   Downloaded iset v0.3.1
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[INFO] [stderr]   Downloaded tempfile v3.25.0
[INFO] [stderr]   Downloaded getrandom v0.4.1
[INFO] [stderr]   Downloaded rat-text v3.1.0
[INFO] [stderr]   Downloaded rat-ftable v2.2.0
[INFO] [stderr]   Downloaded rat-scrolled v2.0.2
[INFO] [stderr]   Downloaded rat-theme4 v4.5.2
[INFO] [stderr]   Downloaded regex-cursor v0.1.5
[INFO] [stderr]   Downloaded pure-rust-locales v0.8.2
[INFO] [stderr]   Downloaded ropey v1.6.1
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[INFO] [stderr]   Downloaded format_num_pattern v0.9.4
[INFO] [stderr]   Downloaded rat-event v2.1.0
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[INFO] [stderr]   Downloaded unicode-display-width v0.3.0
[INFO] [stderr]   Downloaded fern v0.7.1
[INFO] [stderr]   Downloaded rat-widget v3.1.1
[INFO] [stderr]   Downloaded syn v2.0.115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 406f02ba33f2696f8439eb632fd5b12a60ec148124b477d7de498bf09a06f937
[INFO] running `Command { std: "docker" "start" "-a" "406f02ba33f2696f8439eb632fd5b12a60ec148124b477d7de498bf09a06f937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "406f02ba33f2696f8439eb632fd5b12a60ec148124b477d7de498bf09a06f937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "406f02ba33f2696f8439eb632fd5b12a60ec148124b477d7de498bf09a06f937", kill_on_drop: false }`
[INFO] [stdout] 406f02ba33f2696f8439eb632fd5b12a60ec148124b477d7de498bf09a06f937
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] deebc8b51baebc850cc023085815f7655545697091c252869ce94ece4b06c534
[INFO] running `Command { std: "docker" "start" "-a" "deebc8b51baebc850cc023085815f7655545697091c252869ce94ece4b06c534", kill_on_drop: false }`
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[INFO] [stderr]    Compiling thiserror v2.0.18
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[INFO] [stderr]    Compiling proc-macro2 v1.0.106
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[INFO] [stderr]     Checking hashbrown v0.16.1
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[INFO] [stderr]     Checking compact_str v0.9.0
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling instability v0.3.11
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[INFO] [stderr]     Checking rat-cursor v2.0.0
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[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]     Checking map_range_int v1.1.0
[INFO] [stderr]     Checking fern v0.7.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking ratatui-core v0.1.0
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[INFO] [stderr]     Checking ratatui-widgets v0.3.0
[INFO] [stderr]     Checking rat-event v2.1.0
[INFO] [stderr]     Checking rat-focus v2.1.0
[INFO] [stderr]     Checking rat-scrolled v2.0.2
[INFO] [stderr]     Checking rat-popup v3.0.1
[INFO] [stderr]     Checking x11rb v0.10.1
[INFO] [stderr]     Checking rat-menu v3.0.1
[INFO] [stderr]     Checking rat-text v3.1.0
[INFO] [stderr]     Checking rat-ftable v2.2.0
[INFO] [stderr]     Checking x11-clipboard v0.7.1
[INFO] [stderr]     Checking rat-widget v3.1.1
[INFO] [stderr]     Checking rat-widget-extra v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rat-widget-extra v2.0.1
[INFO] [stderr]     Checking rat-theme4 v4.5.2
[INFO] [stderr]     Checking wl-clipboard-rs v0.7.0
[INFO] [stdout] error[E0277]: a value of type `!` cannot be built from an iterator over elements of type `()`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/wl-clipboard-rs-0.7.0/src/copy.rs:434:56
[INFO] [stdout]     |
[INFO] [stdout] 434 |         let result: Result<_, _> = results.into_iter().collect();
[INFO] [stdout]     |                                                        ^^^^^^^ value of type `!` cannot be built from `std::iter::Iterator<Item=()>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromIterator<()>` is not implemented for `!`
[INFO] [stdout] help: the trait `FromIterator<Result<A, E>>` is implemented for `Result<V, E>`
[INFO] [stdout]    --> /rustc/1c4199da70f816f2239f41c55168ff75a3663718/library/core/src/result.rs:2109:0
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout]     = note: required for `Result<!, copy::Error>` to implement `FromIterator<Result<(), copy::Error>>`
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]    --> /rustc/1c4199da70f816f2239f41c55168ff75a3663718/library/core/src/iter/traits/iterator.rs:2079:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wl-clipboard-rs` (lib) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "deebc8b51baebc850cc023085815f7655545697091c252869ce94ece4b06c534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deebc8b51baebc850cc023085815f7655545697091c252869ce94ece4b06c534", kill_on_drop: false }`
[INFO] [stdout] deebc8b51baebc850cc023085815f7655545697091c252869ce94ece4b06c534
