[INFO] fetching crate merenda 0.1.0...
[INFO] checking merenda-0.1.0 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] extracting crate merenda 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate merenda 0.1.0
[INFO] finished tweaking crates.io crate merenda 0.1.0
[INFO] tweaked toml for crates.io crate merenda 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate merenda 0.1.0 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 merenda 0.1.0 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] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] eeffd1f987c7c0317f9c3b79be3198b469aac8b03fd609868866de2a9884389b
[INFO] running `Command { std: "docker" "start" "-a" "eeffd1f987c7c0317f9c3b79be3198b469aac8b03fd609868866de2a9884389b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eeffd1f987c7c0317f9c3b79be3198b469aac8b03fd609868866de2a9884389b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeffd1f987c7c0317f9c3b79be3198b469aac8b03fd609868866de2a9884389b", kill_on_drop: false }`
[INFO] [stdout] eeffd1f987c7c0317f9c3b79be3198b469aac8b03fd609868866de2a9884389b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 26b57e50e01914e3a04493336866f44279d5a10d05c76cc394fdc7f05172d02c
[INFO] running `Command { std: "docker" "start" "-a" "26b57e50e01914e3a04493336866f44279d5a10d05c76cc394fdc7f05172d02c", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]     Checking smallvec v1.13.0
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling quick-xml v0.30.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling wayland-sys v0.31.1
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling wayland-scanner v0.31.0
[INFO] [stderr]    Compiling wayland-backend v0.3.2
[INFO] [stderr]    Compiling x11rb v0.12.0
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking os_pipe v1.1.5
[INFO] [stderr]     Checking tempfile v3.9.0
[INFO] [stderr]     Checking gethostname v0.3.0
[INFO] [stderr]     Checking tree_magic_mini v3.0.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking x11rb-protocol v0.12.0
[INFO] [stderr]     Checking wayland-client v0.31.1
[INFO] [stderr]     Checking wayland-protocols v0.31.0
[INFO] [stderr]     Checking wayland-protocols-wlr v0.2.0
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]     Checking wl-clipboard-rs v0.8.0
[INFO] [stderr]    Compiling argh_derive v0.1.12
[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-0.8.0/src/copy.rs:591:56
[INFO] [stdout]     |
[INFO] [stdout] 591 |         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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "26b57e50e01914e3a04493336866f44279d5a10d05c76cc394fdc7f05172d02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b57e50e01914e3a04493336866f44279d5a10d05c76cc394fdc7f05172d02c", kill_on_drop: false }`
[INFO] [stdout] 26b57e50e01914e3a04493336866f44279d5a10d05c76cc394fdc7f05172d02c