[INFO] fetching crate usermode 0.1.0...
[INFO] testing usermode-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate usermode 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate usermode 0.1.0
[INFO] finished tweaking crates.io crate usermode 0.1.0
[INFO] tweaked toml for crates.io crate usermode 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate usermode 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ce9cbe6cf6da9309c0d631d15778897e13c86e3f88c5d49aa0f13dfa0c57730
[INFO] running `Command { std: "docker" "start" "-a" "9ce9cbe6cf6da9309c0d631d15778897e13c86e3f88c5d49aa0f13dfa0c57730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ce9cbe6cf6da9309c0d631d15778897e13c86e3f88c5d49aa0f13dfa0c57730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce9cbe6cf6da9309c0d631d15778897e13c86e3f88c5d49aa0f13dfa0c57730", kill_on_drop: false }`
[INFO] [stdout] 9ce9cbe6cf6da9309c0d631d15778897e13c86e3f88c5d49aa0f13dfa0c57730
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f24345004d554796090b3f6f28ed9221ed97f151dcfba9f1482e40f991ad6d7e
[INFO] running `Command { std: "docker" "start" "-a" "f24345004d554796090b3f6f28ed9221ed97f151dcfba9f1482e40f991ad6d7e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling usermode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find attribute `wasm_import_module` in this scope
[INFO] [stdout]  --> src/raw.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[wasm_import_module = "hexagon_e"]
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(wasm_import_module)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `wasm_import_module`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(wasm_import_module)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `usermode` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f24345004d554796090b3f6f28ed9221ed97f151dcfba9f1482e40f991ad6d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24345004d554796090b3f6f28ed9221ed97f151dcfba9f1482e40f991ad6d7e", kill_on_drop: false }`
[INFO] [stdout] f24345004d554796090b3f6f28ed9221ed97f151dcfba9f1482e40f991ad6d7e