[INFO] fetching crate dacquiri_derive 0.5.1... [INFO] testing dacquiri_derive-0.5.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate dacquiri_derive 0.5.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate dacquiri_derive 0.5.1 [INFO] finished tweaking crates.io crate dacquiri_derive 0.5.1 [INFO] tweaked toml for crates.io crate dacquiri_derive 0.5.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate dacquiri_derive 0.5.1 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] 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] Updating crates.io index [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.106) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] caa3aaf688f7a6057c3fd0b917be727aa951b67a6c3481edadbd58db2c1cef98 [INFO] running `Command { std: "docker" "start" "-a" "caa3aaf688f7a6057c3fd0b917be727aa951b67a6c3481edadbd58db2c1cef98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "caa3aaf688f7a6057c3fd0b917be727aa951b67a6c3481edadbd58db2c1cef98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "caa3aaf688f7a6057c3fd0b917be727aa951b67a6c3481edadbd58db2c1cef98", kill_on_drop: false }` [INFO] [stdout] caa3aaf688f7a6057c3fd0b917be727aa951b67a6c3481edadbd58db2c1cef98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fae92258dec7444a38c4a912569c67eabf0138763b00c55f63d084fc449b26d4 [INFO] running `Command { std: "docker" "start" "-a" "fae92258dec7444a38c4a912569c67eabf0138763b00c55f63d084fc449b26d4", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling dacquiri_derive v0.5.1 (/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(adt_const_params)] [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:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(iter_intersperse)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0741]: `&'static str` can't be used as a const parameter type [INFO] [stdout] --> src/utils.rs:6:53 [INFO] [stdout] | [INFO] [stdout] 6 | pub(crate) struct NonstandardKeyword { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0741]: `&'static str` can't be used as a const parameter type [INFO] [stdout] --> src/utils.rs:10:21 [INFO] [stdout] | [INFO] [stdout] 10 | impl Parse for NonstandardKeyword { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0741. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `dacquiri_derive` (lib) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "fae92258dec7444a38c4a912569c67eabf0138763b00c55f63d084fc449b26d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fae92258dec7444a38c4a912569c67eabf0138763b00c55f63d084fc449b26d4", kill_on_drop: false }` [INFO] [stdout] fae92258dec7444a38c4a912569c67eabf0138763b00c55f63d084fc449b26d4