[INFO] cloning repository https://github.com/gudzpoz/patchouly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gudzpoz/patchouly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgudzpoz%2Fpatchouly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgudzpoz%2Fpatchouly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc6af4ab2dd3667e2d66fb399b0970cd58cee587
[INFO] testing gudzpoz/patchouly 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%2Fgudzpoz%2Fpatchouly" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gudzpoz/patchouly
[INFO] finished tweaking git repo https://github.com/gudzpoz/patchouly
[INFO] tweaked toml for git repo https://github.com/gudzpoz/patchouly written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gudzpoz/patchouly 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/gudzpoz/patchouly 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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eac195090e477d5a202f0ed5c968c9f83411b279e7419caef80134dce4343730
[INFO] running `Command { std: "docker" "start" "-a" "eac195090e477d5a202f0ed5c968c9f83411b279e7419caef80134dce4343730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eac195090e477d5a202f0ed5c968c9f83411b279e7419caef80134dce4343730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac195090e477d5a202f0ed5c968c9f83411b279e7419caef80134dce4343730", kill_on_drop: false }`
[INFO] [stdout] eac195090e477d5a202f0ed5c968c9f83411b279e7419caef80134dce4343730
[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=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] 455c35dd5b08c2a0849693d93098ba338aaa0c357aa4e863b2b83d7ab3f152e9
[INFO] running `Command { std: "docker" "start" "-a" "455c35dd5b08c2a0849693d93098ba338aaa0c357aa4e863b2b83d7ab3f152e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling bitfields-impl v1.0.3
[INFO] [stderr]    Compiling bitfields v1.0.3
[INFO] [stderr]    Compiling patchouly-core v0.1.0 (/opt/rustwide/workdir/crates/patchouly-core)
[INFO] [stderr]    Compiling patchouly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(rust_preserve_none_cc)]
[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 `patchouly` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "455c35dd5b08c2a0849693d93098ba338aaa0c357aa4e863b2b83d7ab3f152e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455c35dd5b08c2a0849693d93098ba338aaa0c357aa4e863b2b83d7ab3f152e9", kill_on_drop: false }`
[INFO] [stdout] 455c35dd5b08c2a0849693d93098ba338aaa0c357aa4e863b2b83d7ab3f152e9
