[INFO] cloning repository https://github.com/hafeoz/waylrc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hafeoz/waylrc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhafeoz%2Fwaylrc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhafeoz%2Fwaylrc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e5c35f11e67d3955a5b6f16acdcbbe377bdf6be
[INFO] testing hafeoz/waylrc against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhafeoz%2Fwaylrc" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hafeoz/waylrc
[INFO] finished tweaking git repo https://github.com/hafeoz/waylrc
[INFO] tweaked toml for git repo https://github.com/hafeoz/waylrc written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hafeoz/waylrc on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hafeoz/waylrc 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3a63c9774c2081d0b1f399461bc236dcc1b343afd4fdb16f5be1e436d1ca7c0
[INFO] running `Command { std: "docker" "start" "-a" "f3a63c9774c2081d0b1f399461bc236dcc1b343afd4fdb16f5be1e436d1ca7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3a63c9774c2081d0b1f399461bc236dcc1b343afd4fdb16f5be1e436d1ca7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a63c9774c2081d0b1f399461bc236dcc1b343afd4fdb16f5be1e436d1ca7c0", kill_on_drop: false }`
[INFO] [stdout] f3a63c9774c2081d0b1f399461bc236dcc1b343afd4fdb16f5be1e436d1ca7c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dc7552122392eb94bcf31944eef236202d0ade02626525482ea8f1a5dac05be
[INFO] running `Command { std: "docker" "start" "-a" "6dc7552122392eb94bcf31944eef236202d0ade02626525482ea8f1a5dac05be", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling winnow v0.7.0
[INFO] [stderr]    Compiling winnow v0.6.26
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling miniz_oxide v0.8.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling ogg_pager v0.7.0
[INFO] [stderr]    Compiling clap_builder v4.5.27
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling utf8-width v0.1.7
[INFO] [stderr]    Compiling data-encoding v2.7.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling html-escape v0.2.13
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling async-broadcast v0.7.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling toml_edit v0.22.23
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling xdg-home v1.3.0
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling enumflags2_derive v0.7.11
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.19
[INFO] [stderr]    Compiling clap_derive v4.5.24
[INFO] [stderr]    Compiling lofty_attr v0.11.0
[INFO] [stderr]    Compiling async-trait v0.1.85
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling lofty v0.22.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling clap v4.5.27
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling zvariant_utils v3.1.0
[INFO] [stderr]    Compiling enumflags2 v0.7.11
[INFO] [stderr]    Compiling zvariant_derive v5.2.0
[INFO] [stderr]    Compiling zvariant v5.2.0
[INFO] [stderr]    Compiling zbus_names v4.1.1
[INFO] [stderr]    Compiling zbus_macros v5.3.1
[INFO] [stderr]    Compiling zbus v5.3.1
[INFO] [stderr]    Compiling waylrc v2.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(btree_cursors)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `waylrc` (bin "waylrc") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "6dc7552122392eb94bcf31944eef236202d0ade02626525482ea8f1a5dac05be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc7552122392eb94bcf31944eef236202d0ade02626525482ea8f1a5dac05be", kill_on_drop: false }`
[INFO] [stdout] 6dc7552122392eb94bcf31944eef236202d0ade02626525482ea8f1a5dac05be