[INFO] fetching crate mergui 0.1.0-alpha0.8... [INFO] building mergui-0.1.0-alpha0.8 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate mergui 0.1.0-alpha0.8 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate mergui 0.1.0-alpha0.8 [INFO] finished tweaking crates.io crate mergui 0.1.0-alpha0.8 [INFO] tweaked toml for crates.io crate mergui 0.1.0-alpha0.8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mergui 0.1.0-alpha0.8 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mergui 0.1.0-alpha0.8 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf5e5b7cc22a35854ef8e4116018eadc8f79174fce779c4d3d6fae43c1c046f1 [INFO] running `Command { std: "docker" "start" "-a" "cf5e5b7cc22a35854ef8e4116018eadc8f79174fce779c4d3d6fae43c1c046f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf5e5b7cc22a35854ef8e4116018eadc8f79174fce779c4d3d6fae43c1c046f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf5e5b7cc22a35854ef8e4116018eadc8f79174fce779c4d3d6fae43c1c046f1", kill_on_drop: false }` [INFO] [stdout] cf5e5b7cc22a35854ef8e4116018eadc8f79174fce779c4d3d6fae43c1c046f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f999a71efbd5e501feb3afefacd25a76dd3f7e4bc02bfaa33f4307683a2283a [INFO] running `Command { std: "docker" "start" "-a" "3f999a71efbd5e501feb3afefacd25a76dd3f7e4bc02bfaa33f4307683a2283a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libloading v0.6.5 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling dlib v0.4.2 [INFO] [stderr] Compiling smallvec v1.5.0 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling wayland-sys v0.23.6 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling xdg v2.2.0 [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling hashbrown v0.7.2 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling tinyvec v1.1.0 [INFO] [stderr] Compiling gl_generator v0.14.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling gl_generator v0.13.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling png v0.15.3 [INFO] [stderr] Compiling jpeg-decoder v0.1.20 [INFO] [stderr] Compiling ahash v0.3.8 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling net2 v0.2.36 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling wayland-scanner v0.23.6 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling ordered-float v1.1.0 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling glutin_egl_sys v0.1.5 [INFO] [stderr] Compiling glutin_glx_sys v0.1.7 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling raw-window-handle v0.3.3 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling glow v0.4.0 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling unicode-normalization v0.1.16 [INFO] [stderr] Compiling mint v0.5.6 [INFO] [stderr] Compiling image v0.22.5 [INFO] [stderr] Compiling bytemuck v1.4.1 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Compiling elefont v0.1.3 [INFO] [stderr] Compiling wayland-commons v0.23.6 [INFO] [stderr] Compiling calloop v0.4.4 [INFO] [stderr] Compiling golem v0.1.7 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling futures-executor v0.3.8 [INFO] [stderr] Compiling platter v0.1.4 [INFO] [stderr] Compiling smithay-client-toolkit v0.6.6 [INFO] [stderr] Compiling winit v0.22.2 [INFO] [stderr] Compiling glutin v0.24.1 [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 [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::>()?; [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::>()?; [INFO] [stdout] 207 + .collect::>()?; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 07s [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 1` [INFO] running `Command { std: "docker" "inspect" "3f999a71efbd5e501feb3afefacd25a76dd3f7e4bc02bfaa33f4307683a2283a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f999a71efbd5e501feb3afefacd25a76dd3f7e4bc02bfaa33f4307683a2283a", kill_on_drop: false }` [INFO] [stdout] 3f999a71efbd5e501feb3afefacd25a76dd3f7e4bc02bfaa33f4307683a2283a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 25e414cf2dd464bddbc2fa3b08c0d15b3299e6aca8c322b942710b4969e072a9 [INFO] running `Command { std: "docker" "start" "-a" "25e414cf2dd464bddbc2fa3b08c0d15b3299e6aca8c322b942710b4969e072a9", 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 [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::>()?; [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::>()?; [INFO] [stdout] 207 + .collect::>()?; [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 [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::>()?; [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::>()?; [INFO] [stdout] 207 + .collect::>()?; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.53s [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" "25e414cf2dd464bddbc2fa3b08c0d15b3299e6aca8c322b942710b4969e072a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25e414cf2dd464bddbc2fa3b08c0d15b3299e6aca8c322b942710b4969e072a9", kill_on_drop: false }` [INFO] [stdout] 25e414cf2dd464bddbc2fa3b08c0d15b3299e6aca8c322b942710b4969e072a9