[INFO] cloning repository https://github.com/nc7s/blindcopy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nc7s/blindcopy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnc7s%2Fblindcopy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnc7s%2Fblindcopy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3793d914b987a5c9f1c3995b5d209517ff0768a9
[INFO] checking nc7s/blindcopy against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnc7s%2Fblindcopy" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nc7s/blindcopy on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nc7s/blindcopy
[INFO] finished tweaking git repo https://github.com/nc7s/blindcopy
[INFO] tweaked toml for git repo https://github.com/nc7s/blindcopy written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nc7s/blindcopy 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-new v0.6.0
[INFO] [stderr]   Downloaded wl-clipboard-rs v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa30a3dc97ce2982decb19691427622cb452fd4bea875a559d3e3ba4fe043f11
[INFO] running `Command { std: "docker" "start" "-a" "fa30a3dc97ce2982decb19691427622cb452fd4bea875a559d3e3ba4fe043f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa30a3dc97ce2982decb19691427622cb452fd4bea875a559d3e3ba4fe043f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa30a3dc97ce2982decb19691427622cb452fd4bea875a559d3e3ba4fe043f11", kill_on_drop: false }`
[INFO] [stdout] fa30a3dc97ce2982decb19691427622cb452fd4bea875a559d3e3ba4fe043f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17f826a7bfc50b9c01a0abcd11b7d093134757ec0b074ec253cbae72633591d3
[INFO] running `Command { std: "docker" "start" "-a" "17f826a7bfc50b9c01a0abcd11b7d093134757ec0b074ec253cbae72633591d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking libloading v0.8.3
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]    Compiling wayland-sys v0.31.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling wayland-backend v0.3.3
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stderr]    Compiling wayland-scanner v0.31.1
[INFO] [stderr]     Checking os_pipe v1.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling derive-new v0.6.0
[INFO] [stderr]     Checking tree_magic_mini v3.0.3
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking wayland-client v0.31.2
[INFO] [stderr]     Checking wayland-protocols v0.31.2
[INFO] [stderr]     Checking wayland-protocols-wlr v0.2.0
[INFO] [stderr]     Checking wl-clipboard-rs v0.8.1
[INFO] [stderr]     Checking blindcopy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.41s
[INFO] running `Command { std: "docker" "inspect" "17f826a7bfc50b9c01a0abcd11b7d093134757ec0b074ec253cbae72633591d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f826a7bfc50b9c01a0abcd11b7d093134757ec0b074ec253cbae72633591d3", kill_on_drop: false }`
[INFO] [stdout] 17f826a7bfc50b9c01a0abcd11b7d093134757ec0b074ec253cbae72633591d3
[INFO] checking nc7s/blindcopy against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnc7s%2Fblindcopy" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nc7s/blindcopy on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nc7s/blindcopy
[INFO] finished tweaking git repo https://github.com/nc7s/blindcopy
[INFO] tweaked toml for git repo https://github.com/nc7s/blindcopy written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/nc7s/blindcopy 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd2cbfee606cb40b30191c87dd00eacb8b4827a9ab28465aa36d30dbf58f73e6
[INFO] running `Command { std: "docker" "start" "-a" "bd2cbfee606cb40b30191c87dd00eacb8b4827a9ab28465aa36d30dbf58f73e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd2cbfee606cb40b30191c87dd00eacb8b4827a9ab28465aa36d30dbf58f73e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd2cbfee606cb40b30191c87dd00eacb8b4827a9ab28465aa36d30dbf58f73e6", kill_on_drop: false }`
[INFO] [stdout] bd2cbfee606cb40b30191c87dd00eacb8b4827a9ab28465aa36d30dbf58f73e6
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e0066c884f835cb898afd120e5a945543a541935ef9aa93615340f282fd511d
[INFO] running `Command { std: "docker" "start" "-a" "7e0066c884f835cb898afd120e5a945543a541935ef9aa93615340f282fd511d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking libloading v0.8.3
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling wayland-sys v0.31.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling wayland-backend v0.3.3
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stderr]    Compiling wayland-scanner v0.31.1
[INFO] [stderr]     Checking os_pipe v1.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling derive-new v0.6.0
[INFO] [stderr]     Checking tree_magic_mini v3.0.3
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking wayland-client v0.31.2
[INFO] [stderr]     Checking wayland-protocols v0.31.2
[INFO] [stderr]     Checking wayland-protocols-wlr v0.2.0
[INFO] [stderr]     Checking wl-clipboard-rs v0.8.1
[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-6f17d22bba15001f/wl-clipboard-rs-0.8.1/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 `!`, which is required by `Result<_, _>: FromIterator<Result<(), copy::Error>>`
[INFO] [stdout]     = help: the trait `FromIterator<Result<A, E>>` is implemented for `Result<V, E>`
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 <https://github.com/rust-lang/rust/issues/48950> for more information)
[INFO] [stdout]     = help: did you intend 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/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/core/src/iter/traits/iterator.rs:1999:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[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 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7e0066c884f835cb898afd120e5a945543a541935ef9aa93615340f282fd511d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0066c884f835cb898afd120e5a945543a541935ef9aa93615340f282fd511d", kill_on_drop: false }`
[INFO] [stdout] 7e0066c884f835cb898afd120e5a945543a541935ef9aa93615340f282fd511d