[INFO] cloning repository https://github.com/cumulus13/tree2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cumulus13/tree2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcumulus13%2Ftree2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcumulus13%2Ftree2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c57b0fa494c3be5b369b89712d270e5a33400bb6
[INFO] checking cumulus13/tree2 against try#5ec4d3b0c83717313176eefa7d71e9d36dc83355 for 155501-infallible-never-with-reservation
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcumulus13%2Ftree2" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cumulus13/tree2
[INFO] finished tweaking git repo https://github.com/cumulus13/tree2
[INFO] tweaked toml for git repo https://github.com/cumulus13/tree2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cumulus13/tree2 on toolchain 5ec4d3b0c83717313176eefa7d71e9d36dc83355
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cumulus13/tree2 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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x11-clipboard v0.7.1
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded winapi-wsapoll v0.1.2
[INFO] [stderr]   Downloaded clap_lex v0.7.6
[INFO] [stderr]   Downloaded tree_magic_mini v3.2.2
[INFO] [stderr]   Downloaded os_pipe v1.2.3
[INFO] [stderr]   Downloaded anstream v0.6.21
[INFO] [stderr]   Downloaded anstyle v1.0.13
[INFO] [stderr]   Downloaded quote v1.0.42
[INFO] [stderr]   Downloaded colored v2.2.0
[INFO] [stderr]   Downloaded clap_derive v4.5.49
[INFO] [stderr]   Downloaded clap v4.5.53
[INFO] [stderr]   Downloaded indexmap v2.12.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.103
[INFO] [stderr]   Downloaded clap-version-flag v1.0.7
[INFO] [stderr]   Downloaded unicode-ident v1.0.22
[INFO] [stderr]   Downloaded clap_builder v4.5.53
[INFO] [stderr]   Downloaded regex v1.12.2
[INFO] [stderr]   Downloaded regex-syntax v0.8.8
[INFO] [stderr]   Downloaded x11rb v0.10.1
[INFO] [stderr]   Downloaded wl-clipboard-rs v0.7.0
[INFO] [stderr]   Downloaded cli-clipboard v0.4.0
[INFO] [stderr]   Downloaded syn v2.0.110
[INFO] [stderr]   Downloaded x11rb-protocol v0.10.0
[INFO] [stderr]   Downloaded regex-automata v0.4.13
[INFO] [stderr]   Downloaded libc v0.2.178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8f61cacbbc4b19bb2e5449ec48ab66c155e1353e1ae178f6d37f10df998cf6a
[INFO] running `Command { std: "docker" "start" "-a" "e8f61cacbbc4b19bb2e5449ec48ab66c155e1353e1ae178f6d37f10df998cf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8f61cacbbc4b19bb2e5449ec48ab66c155e1353e1ae178f6d37f10df998cf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8f61cacbbc4b19bb2e5449ec48ab66c155e1353e1ae178f6d37f10df998cf6a", kill_on_drop: false }`
[INFO] [stdout] e8f61cacbbc4b19bb2e5449ec48ab66c155e1353e1ae178f6d37f10df998cf6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+5ec4d3b0c83717313176eefa7d71e9d36dc83355" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1f1efe3f7d20e10205d25d50229cc1143afd3bdecadddd50d100f9687f81fd7
[INFO] running `Command { std: "docker" "start" "-a" "f1f1efe3f7d20e10205d25d50229cc1143afd3bdecadddd50d100f9687f81fd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling xml-rs v0.8.28
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]     Checking downcast-rs v1.2.1
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking colored v2.2.0
[INFO] [stderr]     Checking dunce v1.0.5
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking indexmap v2.12.1
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking petgraph v0.8.3
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking os_pipe v1.2.3
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking tree_magic_mini v3.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]     Checking x11rb-protocol v0.10.0
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking clap v4.5.53
[INFO] [stderr]     Checking clap-version-flag v1.0.7
[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<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/5ec4d3b0c83717313176eefa7d71e9d36dc83355/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/5ec4d3b0c83717313176eefa7d71e9d36dc83355/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" "f1f1efe3f7d20e10205d25d50229cc1143afd3bdecadddd50d100f9687f81fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f1efe3f7d20e10205d25d50229cc1143afd3bdecadddd50d100f9687f81fd7", kill_on_drop: false }`
[INFO] [stdout] f1f1efe3f7d20e10205d25d50229cc1143afd3bdecadddd50d100f9687f81fd7
