[INFO] fetching crate numbat-wasm-derive 0.0.17...
[INFO] testing numbat-wasm-derive-0.0.17 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate numbat-wasm-derive 0.0.17 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate numbat-wasm-derive 0.0.17
[INFO] finished tweaking crates.io crate numbat-wasm-derive 0.0.17
[INFO] tweaked toml for crates.io crate numbat-wasm-derive 0.0.17 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate numbat-wasm-derive 0.0.17 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding radix_trie v0.1.6 (available: v0.3.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5a859eb2dd1323419a7155fe68df91da6ff2c88719ae85b8256435875cb91c7f
[INFO] running `Command { std: "docker" "start" "-a" "5a859eb2dd1323419a7155fe68df91da6ff2c88719ae85b8256435875cb91c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a859eb2dd1323419a7155fe68df91da6ff2c88719ae85b8256435875cb91c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a859eb2dd1323419a7155fe68df91da6ff2c88719ae85b8256435875cb91c7f", kill_on_drop: false }`
[INFO] [stdout] 5a859eb2dd1323419a7155fe68df91da6ff2c88719ae85b8256435875cb91c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3e7c3764c58f52708818ebf0d364d37bf7435c51515934cf8c1532564cfd9db9
[INFO] running `Command { std: "docker" "start" "-a" "3e7c3764c58f52708818ebf0d364d37bf7435c51515934cf8c1532564cfd9db9", kill_on_drop: false }`
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling nibble_vec v0.0.4
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling radix_trie v0.1.6
[INFO] [stderr]    Compiling numbat-wasm-derive v0.0.17 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(proc_macro_quote)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `supertrait_parse::*`
[INFO] [stdout]   --> src/parse/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub use supertrait_parse::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `TokenStream2: proc_macro::ToTokens` is not satisfied
[INFO] [stdout]   --> src/format/format_args_macro.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 | /                 quote! (
[INFO] [stdout] 41 | |                     numbat_wasm::formatter::FormatReceiver::push_static_ascii(&mut $accumulator_expr, $str_as_bytes);
[INFO] [stdout] 42 | |                 )
[INFO] [stdout]    | |                 ^
[INFO] [stdout]    | |                 |
[INFO] [stdout]    | |_________________the trait `proc_macro::ToTokens` is not implemented for `TokenStream2`
[INFO] [stdout]    |                   required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `proc_macro::ToTokens`:
[INFO] [stdout]              &T
[INFO] [stdout]              &mut T
[INFO] [stdout]              CString
[INFO] [stdout]              Cow<'_, T>
[INFO] [stdout]              Option<T>
[INFO] [stdout]              Rc<T>
[INFO] [stdout]              bool
[INFO] [stdout]              char
[INFO] [stdout]            and 25 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `numbat-wasm-derive` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "3e7c3764c58f52708818ebf0d364d37bf7435c51515934cf8c1532564cfd9db9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7c3764c58f52708818ebf0d364d37bf7435c51515934cf8c1532564cfd9db9", kill_on_drop: false }`
[INFO] [stdout] 3e7c3764c58f52708818ebf0d364d37bf7435c51515934cf8c1532564cfd9db9