[INFO] fetching crate alttab 0.1.0...
[INFO] checking alttab-0.1.0 against 67a539cbdf2a0107837ce64f9069509a44da67b7 for pr-164053
[INFO] extracting crate alttab 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate alttab 0.1.0
[INFO] finished tweaking crates.io crate alttab 0.1.0
[INFO] tweaked toml for crates.io crate alttab 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate alttab 0.1.0 on toolchain 67a539cbdf2a0107837ce64f9069509a44da67b7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate alttab 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" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 | homepage = "https://github.com/e-gautier/alttab"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 74 | repository = "https://github.com/e-gautier/alttab"
[INFO] [stderr]    |              -------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `alttab` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2beaa6bd4b892a2027c03254dde18661ff30f0cc91647b8591ff9d6424c9bee0
[INFO] running `Command { std: "docker" "start" "2beaa6bd4b892a2027c03254dde18661ff30f0cc91647b8591ff9d6424c9bee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2beaa6bd4b892a2027c03254dde18661ff30f0cc91647b8591ff9d6424c9bee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2beaa6bd4b892a2027c03254dde18661ff30f0cc91647b8591ff9d6424c9bee0" "/opt/rustwide/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2beaa6bd4b892a2027c03254dde18661ff30f0cc91647b8591ff9d6424c9bee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2beaa6bd4b892a2027c03254dde18661ff30f0cc91647b8591ff9d6424c9bee0" "/opt/rustwide/cargo-home/bin/cargo" "+67a539cbdf2a0107837ce64f9069509a44da67b7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:69:12
[INFO] [stderr]    |
[INFO] [stderr] 69 | homepage = "https://github.com/e-gautier/alttab"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 74 | repository = "https://github.com/e-gautier/alttab"
[INFO] [stderr]    |              -------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `alttab` (manifest) generated 1 warning
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling wayland-sys v0.31.10
[INFO] [stderr]    Compiling wayland-client v0.31.13
[INFO] [stderr]    Compiling wayland-scanner v0.31.9
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking xkeysym v0.2.1
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling smithay-client-toolkit v0.20.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking tiny-skia-path v0.12.0
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling wayland-backend v0.3.14
[INFO] [stderr]     Checking png v0.18.1
[INFO] [stderr]     Checking jiff v0.2.23
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking fontdue v0.9.3
[INFO] [stdout] error[E0658]: use of unstable library feature `liballoc_internals`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/fontdue-0.9.3/src/font.rs:284:38
[INFO] [stdout]     |
[INFO] [stdout] 284 |         let mut glyphs: Vec<Glyph> = vec::from_elem(Glyph::default(), glyph_count as usize);
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: add `#![feature(liballoc_internals)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-10-09; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking memmap2 v0.9.10
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking xkbcommon v0.8.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fontdue` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2beaa6bd4b892a2027c03254dde18661ff30f0cc91647b8591ff9d6424c9bee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2beaa6bd4b892a2027c03254dde18661ff30f0cc91647b8591ff9d6424c9bee0", kill_on_drop: false }`
[INFO] [stdout] 2beaa6bd4b892a2027c03254dde18661ff30f0cc91647b8591ff9d6424c9bee0
