[INFO] fetching crate pipec 0.2.1...
[INFO] testing pipec-0.2.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate pipec 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate pipec 0.2.1
[INFO] finished tweaking crates.io crate pipec 0.2.1
[INFO] tweaked toml for crates.io crate pipec 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pipec 0.2.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pipec 0.2.1 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-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0f3e3d9864fcee7dd0ab9ff7ad77b81136ca7cf985dded491c28f7e5b817fc5
[INFO] running `Command { std: "docker" "start" "-a" "a0f3e3d9864fcee7dd0ab9ff7ad77b81136ca7cf985dded491c28f7e5b817fc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0f3e3d9864fcee7dd0ab9ff7ad77b81136ca7cf985dded491c28f7e5b817fc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0f3e3d9864fcee7dd0ab9ff7ad77b81136ca7cf985dded491c28f7e5b817fc5", kill_on_drop: false }`
[INFO] [stdout] a0f3e3d9864fcee7dd0ab9ff7ad77b81136ca7cf985dded491c28f7e5b817fc5
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55269b305ee31e9de9fb5bd9758f6c8e6e22132e7f48c15f3d71708186e19ed9
[INFO] running `Command { std: "docker" "start" "-a" "55269b305ee31e9de9fb5bd9758f6c8e6e22132e7f48c15f3d71708186e19ed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling itertools v0.13.0
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[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling lru v0.14.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling serde_json v1.0.140
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[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
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[INFO] [stderr]    Compiling png v0.17.16
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[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling image v0.25.6
[INFO] [stderr]    Compiling pipec v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling tree-sitter v0.25.8
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
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[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]    Compiling x11rb v0.13.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling kasuari v0.4.7
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling filedescriptor v0.8.3
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling strum v0.27.1
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling instability v0.3.7
[INFO] [stderr]    Compiling ratatui-core v0.1.0-alpha.6
[INFO] [stderr]    Compiling arboard v3.6.0
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling tree-sitter-highlight v0.25.8
[INFO] [stderr]    Compiling ratatui-widgets v0.3.0-alpha.5
[INFO] [stderr]    Compiling ratatui-crossterm v0.1.0-alpha.5
[INFO] [stderr]    Compiling async-tempfile v0.7.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling ratatui-macros v0.7.0-alpha.4
[INFO] [stderr]    Compiling ratatui v0.30.0-alpha.5
[INFO] [stderr]    Compiling tui-input v0.12.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(result_option_map_or_default, box_patterns, import_trait_associated_functions, exit_status_error)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `iterations` is never read
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/pipec-e261bb7a5f5302c0/out/pipeline_ebnf.rs:6:4784
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...err) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : rest_commands , state }) } pub t...
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `iterations` is never read
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/pipec-e261bb7a5f5302c0/out/pipeline_ebnf.rs:6:7773
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...err) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parsed ...
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `iterations` is never read
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/pipec-e261bb7a5f5302c0/out/pipeline_ebnf.rs:6:17710
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...err) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parsed ...
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `iterations` is never read
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/pipec-e261bb7a5f5302c0/out/pipeline_ebnf.rs:6:20496
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...err) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parsed ...
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `iterations` is never read
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/pipec-e261bb7a5f5302c0/out/pipeline_ebnf.rs:6:22414
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...err) => { state = state . record_error (err) ; break ; } } iterations += 1 ; } Ok (ParseOk { result : () , state }) } pub type Parsed ...
[INFO] [stdout]   |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pipec` (bin "pipec") due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "55269b305ee31e9de9fb5bd9758f6c8e6e22132e7f48c15f3d71708186e19ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55269b305ee31e9de9fb5bd9758f6c8e6e22132e7f48c15f3d71708186e19ed9", kill_on_drop: false }`
[INFO] [stdout] 55269b305ee31e9de9fb5bd9758f6c8e6e22132e7f48c15f3d71708186e19ed9
