[INFO] fetching crate siera 0.2.0...
[INFO] checking siera-0.2.0 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] extracting crate siera 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate siera 0.2.0
[INFO] finished tweaking crates.io crate siera 0.2.0
[INFO] tweaked toml for crates.io crate siera 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate siera 0.2.0 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 siera 0.2.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4e2dbf00ad81f9ba9cf3e4c79699f65b17d95bf6ef523479488310631d5b4845
[INFO] running `Command { std: "docker" "start" "-a" "4e2dbf00ad81f9ba9cf3e4c79699f65b17d95bf6ef523479488310631d5b4845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e2dbf00ad81f9ba9cf3e4c79699f65b17d95bf6ef523479488310631d5b4845", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2dbf00ad81f9ba9cf3e4c79699f65b17d95bf6ef523479488310631d5b4845", kill_on_drop: false }`
[INFO] [stdout] 4e2dbf00ad81f9ba9cf3e4c79699f65b17d95bf6ef523479488310631d5b4845
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7087a9e709590a69f43a3375325d8902b997fd20a2fc2ae47909a6694fdfda5b
[INFO] running `Command { std: "docker" "start" "-a" "7087a9e709590a69f43a3375325d8902b997fd20a2fc2ae47909a6694fdfda5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]    Compiling xml-rs v0.8.19
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling rustix v0.38.25
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling openssl v0.10.59
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking os_pipe v1.1.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking qrcode v0.12.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking qr2term v0.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.95
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking tempfile v3.8.1
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tree_magic_mini v3.0.3
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]     Checking x11rb-protocol v0.10.0
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]     Checking tungstenite v0.20.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.22
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_yaml v0.9.27
[INFO] [stderr]     Checking siera-agent v0.2.0
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking x11rb v0.10.1
[INFO] [stderr]     Checking x11-clipboard v0.7.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.22
[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/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 <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/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" "7087a9e709590a69f43a3375325d8902b997fd20a2fc2ae47909a6694fdfda5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7087a9e709590a69f43a3375325d8902b997fd20a2fc2ae47909a6694fdfda5b", kill_on_drop: false }`
[INFO] [stdout] 7087a9e709590a69f43a3375325d8902b997fd20a2fc2ae47909a6694fdfda5b