[INFO] cloning repository https://github.com/lenscas/mergui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lenscas/mergui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flenscas%2Fmergui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flenscas%2Fmergui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 714fe983e90bd1e97839cdac15050636470cdf97
[INFO] building lenscas/mergui against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flenscas%2Fmergui" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lenscas/mergui
[INFO] finished tweaking git repo https://github.com/lenscas/mergui
[INFO] tweaked toml for git repo https://github.com/lenscas/mergui written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lenscas/mergui on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a724356767b9f127266a7c034068783579458889a2e12a8a3441077c84f924d
[INFO] running `Command { std: "docker" "start" "-a" "0a724356767b9f127266a7c034068783579458889a2e12a8a3441077c84f924d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a724356767b9f127266a7c034068783579458889a2e12a8a3441077c84f924d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a724356767b9f127266a7c034068783579458889a2e12a8a3441077c84f924d", kill_on_drop: false }`
[INFO] [stdout] 0a724356767b9f127266a7c034068783579458889a2e12a8a3441077c84f924d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 162d020e9a3c384123c589d5cce4e3e5dd971bed39cb65e5e6de965544391ec1
[INFO] running `Command { std: "docker" "start" "-a" "162d020e9a3c384123c589d5cce4e3e5dd971bed39cb65e5e6de965544391ec1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling winit v0.22.2
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[INFO] [stderr]    Compiling blinds v0.1.6
[INFO] [stderr]    Compiling quicksilver v0.4.0
[INFO] [stderr]    Compiling mergui v0.1.0-alpha0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/widgets/dropdown.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn render(&mut self, gfx: &mut Graphics, _: &Window) -> Result<()> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail
[INFO] [stdout]    --> src/widgets/dropdown.rs:207:28
[INFO] [stdout]     |
[INFO] [stdout] 207 |                 .collect::<Result<_>>()?;
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 207 -                 .collect::<Result<_>>()?;
[INFO] [stdout] 207 +                 .collect::<Result<()>>()?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: mergui v0.1.0-alpha0.8 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "162d020e9a3c384123c589d5cce4e3e5dd971bed39cb65e5e6de965544391ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "162d020e9a3c384123c589d5cce4e3e5dd971bed39cb65e5e6de965544391ec1", kill_on_drop: false }`
[INFO] [stdout] 162d020e9a3c384123c589d5cce4e3e5dd971bed39cb65e5e6de965544391ec1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff49e6c641adb2cc8aba40a1ef5c442db702185750ed3cb035b4e0767db005a0
[INFO] running `Command { std: "docker" "start" "-a" "ff49e6c641adb2cc8aba40a1ef5c442db702185750ed3cb035b4e0767db005a0", kill_on_drop: false }`
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/widgets/dropdown.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn render(&mut self, gfx: &mut Graphics, _: &Window) -> Result<()> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail
[INFO] [stdout]    --> src/widgets/dropdown.rs:207:28
[INFO] [stdout]     |
[INFO] [stdout] 207 |                 .collect::<Result<_>>()?;
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 207 -                 .collect::<Result<_>>()?;
[INFO] [stdout] 207 +                 .collect::<Result<()>>()?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mergui v0.1.0-alpha0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this function depends on never type fallback being `()`
[INFO] [stdout]    --> src/widgets/dropdown.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn render(&mut self, gfx: &mut Graphics, _: &Window) -> Result<()> {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]     = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail
[INFO] [stdout]    --> src/widgets/dropdown.rs:207:28
[INFO] [stdout]     |
[INFO] [stdout] 207 |                 .collect::<Result<_>>()?;
[INFO] [stdout]     |                            ^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]     |
[INFO] [stdout] 207 -                 .collect::<Result<_>>()?;
[INFO] [stdout] 207 +                 .collect::<Result<()>>()?;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: mergui v0.1.0-alpha0.8 (/opt/rustwide/workdir)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "ff49e6c641adb2cc8aba40a1ef5c442db702185750ed3cb035b4e0767db005a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff49e6c641adb2cc8aba40a1ef5c442db702185750ed3cb035b4e0767db005a0", kill_on_drop: false }`
[INFO] [stdout] ff49e6c641adb2cc8aba40a1ef5c442db702185750ed3cb035b4e0767db005a0
