[INFO] fetching crate niri-taskbar 0.4.0+niri.25.11...
[INFO] checking niri-taskbar-0.4.0+niri.25.11 against try#f4690f24e7d9bcb0b168a02b06dd61391e8bd55a for pr-157814-crater-rollup
[INFO] extracting crate niri-taskbar 0.4.0+niri.25.11 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate niri-taskbar 0.4.0+niri.25.11
[INFO] finished tweaking crates.io crate niri-taskbar 0.4.0+niri.25.11
[INFO] tweaked toml for crates.io crate niri-taskbar 0.4.0+niri.25.11 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate niri-taskbar 0.4.0+niri.25.11 on toolchain f4690f24e7d9bcb0b168a02b06dd61391e8bd55a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate niri-taskbar 0.4.0+niri.25.11 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" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7cf07dcec6eec8f91d8fcff9552b5c74122c05467aaf1800be6da9d6f61e2ab2" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cbb1fdf37a437fea533d1e021a329634e8a55319ca16b595b940ca3c67b8ada2
[INFO] running `Command { std: "docker" "start" "cbb1fdf37a437fea533d1e021a329634e8a55319ca16b595b940ca3c67b8ada2", 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" "cbb1fdf37a437fea533d1e021a329634e8a55319ca16b595b940ca3c67b8ada2" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb1fdf37a437fea533d1e021a329634e8a55319ca16b595b940ca3c67b8ada2", 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" "cbb1fdf37a437fea533d1e021a329634e8a55319ca16b595b940ca3c67b8ada2" "/opt/rustwide/cargo-home/bin/cargo" "+f4690f24e7d9bcb0b168a02b06dd61391e8bd55a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling gio v0.18.4
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]     Checking async-lock v3.4.1
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling gtk v0.18.2
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling endi v1.1.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling serde_jsonc v1.0.108
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking dlv-list v0.2.3
[INFO] [stderr]     Checking ordered-multimap v0.3.1
[INFO] [stderr]     Checking file-locker v1.1.3
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking rust-ini v0.17.0
[INFO] [stderr]     Checking async-broadcast v0.7.2
[INFO] [stderr]     Checking uuid v1.19.0
[INFO] [stderr]     Checking ini_core v0.2.0
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking polling v3.10.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking async-io v2.5.0
[INFO] [stderr]     Checking tracing v0.1.43
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking async-signal v0.2.12
[INFO] [stderr]     Checking freedesktop_entry_parser v1.3.0
[INFO] [stdout] error[E0658]: use of unstable library feature `core_intrinsics`: intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/freedesktop_entry_parser-1.3.0/src/internal.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     intrinsics::transmute,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: add `#![feature(core_intrinsics)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-06-12; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking freedesktop-icons v0.4.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr]     Checking async-process v2.4.0
[INFO] [stderr] error: could not compile `freedesktop_entry_parser` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cbb1fdf37a437fea533d1e021a329634e8a55319ca16b595b940ca3c67b8ada2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb1fdf37a437fea533d1e021a329634e8a55319ca16b595b940ca3c67b8ada2", kill_on_drop: false }`
[INFO] [stdout] cbb1fdf37a437fea533d1e021a329634e8a55319ca16b595b940ca3c67b8ada2