[INFO] fetching crate gather-all-code-from-crates 0.1.0...
[INFO] testing gather-all-code-from-crates-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate gather-all-code-from-crates 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate gather-all-code-from-crates 0.1.0
[INFO] finished tweaking crates.io crate gather-all-code-from-crates 0.1.0
[INFO] tweaked toml for crates.io crate gather-all-code-from-crates 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gather-all-code-from-crates 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] crate crates.io crate gather-all-code-from-crates 0.1.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 480a38a9be708f4ec3ee2b09216ff8d1829c603362112dc3c9777e10d0f07fe2
[INFO] running `Command { std: "docker" "start" "-a" "480a38a9be708f4ec3ee2b09216ff8d1829c603362112dc3c9777e10d0f07fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "480a38a9be708f4ec3ee2b09216ff8d1829c603362112dc3c9777e10d0f07fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "480a38a9be708f4ec3ee2b09216ff8d1829c603362112dc3c9777e10d0f07fe2", kill_on_drop: false }`
[INFO] [stdout] 480a38a9be708f4ec3ee2b09216ff8d1829c603362112dc3c9777e10d0f07fe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] adfb293c969a98b9892e6c407857737eef45c0908cc357d6eee63cd470cc5627
[INFO] running `Command { std: "docker" "start" "-a" "adfb293c969a98b9892e6c407857737eef45c0908cc357d6eee63cd470cc5627", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling export-magic v0.3.6
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
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[INFO] [stderr]    Compiling case v0.1.0
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[INFO] [stderr]    Compiling rowan v0.15.15
[INFO] [stderr]    Compiling smol_str v0.3.2
[INFO] [stderr]    Compiling rustc-hash v2.1.0
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling getset v0.1.3
[INFO] [stderr]    Compiling tempfile v3.14.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.2
[INFO] [stderr]    Compiling env_logger v0.11.5
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]    Compiling disable_macro v0.3.6
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling always-assert v0.2.0
[INFO] [stderr]    Compiling ra_ap_parser v0.0.248
[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling ra_ap_stdx v0.0.248
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling ra_ap_syntax v0.0.248
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling tracing-setup v1.0.2
[INFO] [stderr]    Compiling error-tree v0.3.7
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling language-enum v0.1.0
[INFO] [stderr]    Compiling named-item v0.1.0
[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/named-item-0.1.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_defaults)]
[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 `named-item` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "adfb293c969a98b9892e6c407857737eef45c0908cc357d6eee63cd470cc5627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adfb293c969a98b9892e6c407857737eef45c0908cc357d6eee63cd470cc5627", kill_on_drop: false }`
[INFO] [stdout] adfb293c969a98b9892e6c407857737eef45c0908cc357d6eee63cd470cc5627