[INFO] fetching crate rngstr 0.3.0... [INFO] checking rngstr-0.3.0 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887 [INFO] extracting crate rngstr 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate rngstr 0.3.0 [INFO] finished tweaking crates.io crate rngstr 0.3.0 [INFO] tweaked toml for crates.io crate rngstr 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rngstr 0.3.0 on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rngstr 0.3.0 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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5c8af310393b6fe86b748e92c7837de43e7364dff65baba8307aca374d0dc2ed [INFO] running `Command { std: "docker" "start" "-a" "5c8af310393b6fe86b748e92c7837de43e7364dff65baba8307aca374d0dc2ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c8af310393b6fe86b748e92c7837de43e7364dff65baba8307aca374d0dc2ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c8af310393b6fe86b748e92c7837de43e7364dff65baba8307aca374d0dc2ed", kill_on_drop: false }` [INFO] [stdout] 5c8af310393b6fe86b748e92c7837de43e7364dff65baba8307aca374d0dc2ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e14807bb7323bf4a33c5c555cbf79b4a9bbe22464da6aa1628dc0a020efb02ad [INFO] running `Command { std: "docker" "start" "-a" "e14807bb7323bf4a33c5c555cbf79b4a9bbe22464da6aa1628dc0a020efb02ad", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling xml-rs v0.8.20 [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Compiling thiserror v1.0.59 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling thiserror-impl v1.0.59 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking home v0.5.9 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking either v1.11.0 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling wayland-sys v0.29.5 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling wayland-scanner v0.29.5 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking getrandom v0.2.14 [INFO] [stderr] Checking gethostname v0.2.3 [INFO] [stderr] Checking os_pipe v1.1.5 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling wayland-client v0.29.5 [INFO] [stderr] Compiling wayland-protocols v0.29.5 [INFO] [stderr] Checking petgraph v0.6.4 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Compiling derive-new v0.5.9 [INFO] [stderr] Checking tree_magic_mini v3.1.4 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking wayland-commons v0.29.5 [INFO] [stderr] Checking x11rb-protocol v0.10.0 [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/88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c/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/88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c/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" "e14807bb7323bf4a33c5c555cbf79b4a9bbe22464da6aa1628dc0a020efb02ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e14807bb7323bf4a33c5c555cbf79b4a9bbe22464da6aa1628dc0a020efb02ad", kill_on_drop: false }` [INFO] [stdout] e14807bb7323bf4a33c5c555cbf79b4a9bbe22464da6aa1628dc0a020efb02ad