[INFO] fetching crate demo_ 0.1.1...
[INFO] testing demo_-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate demo_ 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate demo_ 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate demo_ 0.1.1
[INFO] tweaked toml for crates.io crate demo_ 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate demo_ 0.1.1 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] crate crates.io crate demo_ 0.1.1 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e48fe607c3dcedb15ae5c3d2302bf0fb237ead8d34a625423a74f0205b704990
[INFO] running `Command { std: "docker" "start" "-a" "e48fe607c3dcedb15ae5c3d2302bf0fb237ead8d34a625423a74f0205b704990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e48fe607c3dcedb15ae5c3d2302bf0fb237ead8d34a625423a74f0205b704990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48fe607c3dcedb15ae5c3d2302bf0fb237ead8d34a625423a74f0205b704990", kill_on_drop: false }`
[INFO] [stdout] e48fe607c3dcedb15ae5c3d2302bf0fb237ead8d34a625423a74f0205b704990
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8fa9f55677e8fa08cc3e03c33cc5fbb72520e14df49b0048672ffe8d5f71f4ba
[INFO] running `Command { std: "docker" "start" "-a" "8fa9f55677e8fa08cc3e03c33cc5fbb72520e14df49b0048672ffe8d5f71f4ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling sonic-number v0.1.0
[INFO] [stderr]    Compiling sonic-simd v0.1.0
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling aok v0.1.17
[INFO] [stderr]    Compiling castaway v0.2.3
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling compact_str v0.5.2
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling pb-jelly v0.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.218
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling iat v0.1.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling faststr v0.2.31
[INFO] [stderr]    Compiling sonic-rs v0.3.17
[INFO] [stderr]    Compiling icall v0.1.46
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/icall-0.1.46/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(doc_auto_cfg)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/icall-0.1.46/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(doc_cfg)]
[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 `icall` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8fa9f55677e8fa08cc3e03c33cc5fbb72520e14df49b0048672ffe8d5f71f4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa9f55677e8fa08cc3e03c33cc5fbb72520e14df49b0048672ffe8d5f71f4ba", kill_on_drop: false }`
[INFO] [stdout] 8fa9f55677e8fa08cc3e03c33cc5fbb72520e14df49b0048672ffe8d5f71f4ba