[INFO] fetching crate gaffa 2026.9.1...
[INFO] testing gaffa-2026.9.1 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate gaffa 2026.9.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate gaffa 2026.9.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gaffa 2026.9.1
[INFO] tweaked toml for crates.io crate gaffa 2026.9.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gaffa 2026.9.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gaffa 2026.9.1 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 3eb9183fbfecbcdee07977cb8cc11ed93b077116072a1e3684480e42ff256fc1
[INFO] running `Command { std: "docker" "start" "3eb9183fbfecbcdee07977cb8cc11ed93b077116072a1e3684480e42ff256fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eb9183fbfecbcdee07977cb8cc11ed93b077116072a1e3684480e42ff256fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3eb9183fbfecbcdee07977cb8cc11ed93b077116072a1e3684480e42ff256fc1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3eb9183fbfecbcdee07977cb8cc11ed93b077116072a1e3684480e42ff256fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3eb9183fbfecbcdee07977cb8cc11ed93b077116072a1e3684480e42ff256fc1" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling xml-rs v0.8.28
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling strsim v0.11.1
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[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
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[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling heck v0.5.0
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[INFO] [stderr]    Compiling ident_case v1.0.1
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[INFO] [stderr]    Compiling x11rb-protocol v0.10.0
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[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling clap_derive v4.6.0
[INFO] [stderr]    Compiling tokio v1.51.1
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling clap v4.6.0
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling ratatui v0.29.0
[INFO] [stderr]    Compiling x11rb v0.10.1
[INFO] [stderr]    Compiling x11-clipboard v0.7.1
[INFO] [stderr]    Compiling 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<T, E>>` is conditionally implemented for `Result<V, E>`
[INFO] [stdout]    --> /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:2114:14
[INFO] [stdout]     |
[INFO] [stdout]     = note: unsatisfied requirement introduced here: `!: FromIterator<()>`
[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/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/iter/traits/iterator.rs:2087:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wl-clipboard-rs` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3eb9183fbfecbcdee07977cb8cc11ed93b077116072a1e3684480e42ff256fc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb9183fbfecbcdee07977cb8cc11ed93b077116072a1e3684480e42ff256fc1", kill_on_drop: false }`
[INFO] [stdout] 3eb9183fbfecbcdee07977cb8cc11ed93b077116072a1e3684480e42ff256fc1
