[INFO] fetching crate autograder-setup 2.2.7... [INFO] checking autograder-setup-2.2.7 against try#1bdcb63291ccffc030f8223f6f978568dd240e3e for pr-155500 [INFO] extracting crate autograder-setup 2.2.7 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate autograder-setup 2.2.7 [INFO] finished tweaking crates.io crate autograder-setup 2.2.7 [INFO] tweaked toml for crates.io crate autograder-setup 2.2.7 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate autograder-setup 2.2.7 on toolchain 1bdcb63291ccffc030f8223f6f978568dd240e3e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate autograder-setup 2.2.7 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" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 78d38a89e331ea273092e6d67ec5104bc51191d9e789480e7527064028418df0 [INFO] running `Command { std: "docker" "start" "-a" "78d38a89e331ea273092e6d67ec5104bc51191d9e789480e7527064028418df0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78d38a89e331ea273092e6d67ec5104bc51191d9e789480e7527064028418df0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78d38a89e331ea273092e6d67ec5104bc51191d9e789480e7527064028418df0", kill_on_drop: false }` [INFO] [stdout] 78d38a89e331ea273092e6d67ec5104bc51191d9e789480e7527064028418df0 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1bdcb63291ccffc030f8223f6f978568dd240e3e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 843ddd0b0cea1f838add9dbdd43d92c918677db33e492b900ed7b813f144053a [INFO] running `Command { std: "docker" "start" "-a" "843ddd0b0cea1f838add9dbdd43d92c918677db33e492b900ed7b813f144053a", kill_on_drop: false }` [INFO] [stderr] Compiling xml-rs v0.8.27 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Compiling wayland-sys v0.29.5 [INFO] [stderr] Compiling rustix v1.0.8 [INFO] [stderr] Checking linux-raw-sys v0.9.4 [INFO] [stderr] Checking petgraph v0.6.5 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking getrandom v0.3.3 [INFO] [stderr] Checking gethostname v0.2.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking os_pipe v1.2.2 [INFO] [stderr] Checking clap_lex v0.7.5 [INFO] [stderr] Checking anstream v0.6.20 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Checking log v0.4.28 [INFO] [stderr] Checking quote v1.0.40 [INFO] [stderr] Checking markdown-tables v0.1.0 [INFO] [stderr] Checking clap_builder v4.5.32 [INFO] [stderr] Compiling wayland-scanner v0.29.5 [INFO] [stderr] Checking tree_magic_mini v3.2.0 [INFO] [stderr] Compiling wayland-client v0.29.5 [INFO] [stderr] Compiling wayland-protocols v0.29.5 [INFO] [stderr] Compiling derive-new v0.5.9 [INFO] [stderr] Checking tempfile v3.21.0 [INFO] [stderr] Checking wayland-commons v0.29.5 [INFO] [stderr] Checking x11rb-protocol v0.10.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling clap_derive v4.5.32 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking clap v4.5.32 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking x11rb v0.10.1 [INFO] [stderr] Checking x11-clipboard v0.7.1 [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` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromIterator<()>` is not implemented for `!` [INFO] [stdout] help: the trait `FromIterator>` is implemented for `Result` [INFO] [stdout] --> /rustc/1bdcb63291ccffc030f8223f6f978568dd240e3e/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 for more information) [INFO] [stdout] = help: you might have intended 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/1bdcb63291ccffc030f8223f6f978568dd240e3e/library/core/src/iter/traits/iterator.rs:2079:4 [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] running `Command { std: "docker" "inspect" "843ddd0b0cea1f838add9dbdd43d92c918677db33e492b900ed7b813f144053a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "843ddd0b0cea1f838add9dbdd43d92c918677db33e492b900ed7b813f144053a", kill_on_drop: false }` [INFO] [stdout] 843ddd0b0cea1f838add9dbdd43d92c918677db33e492b900ed7b813f144053a