[INFO] fetching crate wl-clipboard-rs 0.9.0... [INFO] checking wl-clipboard-rs-0.9.0 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2 [INFO] extracting crate wl-clipboard-rs 0.9.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate wl-clipboard-rs 0.9.0 on toolchain ccf408f4326a858c00dd845a64a86b16f360a801 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wl-clipboard-rs 0.9.0 [INFO] finished tweaking crates.io crate wl-clipboard-rs 0.9.0 [INFO] tweaked toml for crates.io crate wl-clipboard-rs 0.9.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 81 packages to latest compatible versions [INFO] [stderr] Adding bit-set v0.5.3 (available: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (available: v0.8.0) [INFO] [stderr] Adding fixedbitset v0.4.2 (available: v0.5.7) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding proptest-derive v0.4.0 (available: v0.5.0) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8081c182fb23835cd37fa23e586b4947e32625186587f900c113538732cae1c4 [INFO] running `Command { std: "docker" "start" "-a" "8081c182fb23835cd37fa23e586b4947e32625186587f900c113538732cae1c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8081c182fb23835cd37fa23e586b4947e32625186587f900c113538732cae1c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8081c182fb23835cd37fa23e586b4947e32625186587f900c113538732cae1c4", kill_on_drop: false }` [INFO] [stdout] 8081c182fb23835cd37fa23e586b4947e32625186587f900c113538732cae1c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5cd662126c4ded934233f39341c7cb94a618eb1444d989e2abb359ce9aaee7b [INFO] running `Command { std: "docker" "start" "-a" "a5cd662126c4ded934233f39341c7cb94a618eb1444d989e2abb359ce9aaee7b", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Migrating Cargo.toml from 2021 edition to 2024 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking downcast-rs v1.2.1 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling io-lifetimes v2.0.3 [INFO] [stderr] Compiling wayland-sys v0.31.5 [INFO] [stderr] Compiling cc v1.1.21 [INFO] [stderr] Checking libloading v0.8.5 [INFO] [stderr] Compiling quick-xml v0.36.2 [INFO] [stderr] Compiling wayland-client v0.31.6 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Checking dlib v0.5.2 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking os_pipe v1.2.1 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking petgraph v0.6.5 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling wayland-scanner v0.31.5 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Compiling wayland-backend v0.3.7 [INFO] [stderr] Checking tree_magic_mini v3.1.5 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Compiling proptest-derive v0.4.0 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking proptest v1.5.0 [INFO] [stderr] Checking wayland-server v0.31.5 [INFO] [stderr] Checking wayland-protocols v0.32.4 [INFO] [stderr] Checking wayland-protocols-wlr v0.3.4 [INFO] [stderr] Checking wl-clipboard-rs v0.9.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2021 edition to 2024 [INFO] [stderr] Fixed src/copy.rs (1 fix) [INFO] [stderr] Fixed src/tests/mod.rs (1 fix) [INFO] [stderr] Fixed src/seat_data.rs (3 fixes) [INFO] [stderr] Fixed src/tests/state.rs (3 fixes) [INFO] [stderr] Fixed src/utils.rs (1 fix) [INFO] [stderr] Fixed src/tests/utils.rs (1 fix) [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/copy.rs:559:5 [INFO] [stdout] | [INFO] [stdout] 559 | pub fn serve(mut self) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/copy.rs:596:36 [INFO] [stdout] | [INFO] [stdout] 596 | let result: Result<_, _> = results.into_iter().collect(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/copy.rs:559:5 [INFO] [stdout] | [INFO] [stdout] 559 | pub fn serve(mut self) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/copy.rs:596:36 [INFO] [stdout] | [INFO] [stdout] 596 | let result: Result<_, _> = results.into_iter().collect(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.50s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking wl-clipboard-rs v0.9.0 (/tmp/fixit) [INFO] [stdout] error[E0277]: a value of type `!` cannot be built from an iterator over elements of type `()` [INFO] [stdout] --> src/copy.rs:596:56 [INFO] [stdout] | [INFO] [stdout] 596 | let result: Result<_, _> = results.into_iter().collect(); [INFO] [stdout] | ^^^^^^^ value of type `!` cannot be built from `std::iter::Iterator` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromIterator<()>` is not implemented for `!`, which is required by `Result<_, _>: FromIterator>` [INFO] [stdout] = help: the trait `FromIterator>` is implemented for `Result` [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] = note: required for `Result` to implement `FromIterator>` [INFO] [stdout] note: required by a bound in `collect` [INFO] [stdout] --> /rustc/ccf408f4326a858c00dd845a64a86b16f360a801/library/core/src/iter/traits/iterator.rs:1996:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [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 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0277]: a value of type `!` cannot be built from an iterator over elements of type `()` [INFO] [stdout] --> src/copy.rs:596:56 [INFO] [stdout] | [INFO] [stdout] 596 | let result: Result<_, _> = results.into_iter().collect(); [INFO] [stdout] | ^^^^^^^ value of type `!` cannot be built from `std::iter::Iterator` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromIterator<()>` is not implemented for `!`, which is required by `Result<_, _>: FromIterator>` [INFO] [stdout] = help: the trait `FromIterator>` is implemented for `Result` [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] = note: required for `Result` to implement `FromIterator>` [INFO] [stdout] note: required by a bound in `collect` [INFO] [stdout] --> /rustc/ccf408f4326a858c00dd845a64a86b16f360a801/library/core/src/iter/traits/iterator.rs:1996:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [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 test) due to 2 previous errors [INFO] [stderr] error: failed to check after updating to 2024 [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "a5cd662126c4ded934233f39341c7cb94a618eb1444d989e2abb359ce9aaee7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5cd662126c4ded934233f39341c7cb94a618eb1444d989e2abb359ce9aaee7b", kill_on_drop: false }` [INFO] [stdout] a5cd662126c4ded934233f39341c7cb94a618eb1444d989e2abb359ce9aaee7b