[INFO] fetching crate tabled 0.20.0...
[INFO] testing tabled-0.20.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate tabled 0.20.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate tabled 0.20.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tabled 0.20.0
[INFO] tweaked toml for crates.io crate tabled 0.20.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tabled 0.20.0 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 tabled 0.20.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9ce52a22a45c4297ef937f3f1f7cd8fb0306a23e8433f708ddf3659ae30efb8
[INFO] running `Command { std: "docker" "start" "-a" "c9ce52a22a45c4297ef937f3f1f7cd8fb0306a23e8433f708ddf3659ae30efb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9ce52a22a45c4297ef937f3f1f7cd8fb0306a23e8433f708ddf3659ae30efb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9ce52a22a45c4297ef937f3f1f7cd8fb0306a23e8433f708ddf3659ae30efb8", kill_on_drop: false }`
[INFO] [stdout] c9ce52a22a45c4297ef937f3f1f7cd8fb0306a23e8433f708ddf3659ae30efb8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e10356476f49fa2b1f5207b9426eb5ec921fea3b814fe99282050dd99bb74c4
[INFO] running `Command { std: "docker" "start" "-a" "8e10356476f49fa2b1f5207b9426eb5ec921fea3b814fe99282050dd99bb74c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling bytecount v0.6.8
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling testing_table v0.3.0
[INFO] [stderr]    Compiling papergrid v0.17.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling tabled_derive v0.11.0
[INFO] [stderr]    Compiling tabled v0.20.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/settings/themes/column_names.rs:319:28
[INFO] [stdout]     |
[INFO] [stdout] 319 |         .map(|(col, name)| (cmp::max(get_line_width(name), dims.get_width(col))))
[INFO] [stdout]     |                            ^                                                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 319 -         .map(|(col, name)| (cmp::max(get_line_width(name), dims.get_width(col))))
[INFO] [stdout] 319 +         .map(|(col, name)| cmp::max(get_line_width(name), dims.get_width(col)) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/settings/themes/column_names.rs:355:28
[INFO] [stdout]     |
[INFO] [stdout] 355 |         .map(|(row, name)| (cmp::max(get_line_width(name), dims.get_height(row))))
[INFO] [stdout]     |                            ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 355 -         .map(|(row, name)| (cmp::max(get_line_width(name), dims.get_height(row))))
[INFO] [stdout] 355 +         .map(|(row, name)| cmp::max(get_line_width(name), dims.get_height(row)) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.56s
[INFO] running `Command { std: "docker" "inspect" "8e10356476f49fa2b1f5207b9426eb5ec921fea3b814fe99282050dd99bb74c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e10356476f49fa2b1f5207b9426eb5ec921fea3b814fe99282050dd99bb74c4", kill_on_drop: false }`
[INFO] [stdout] 8e10356476f49fa2b1f5207b9426eb5ec921fea3b814fe99282050dd99bb74c4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ad17dc060430f49dc6d4439020471c041fb4d3a1669b4c6a43f5a0445441499
[INFO] running `Command { std: "docker" "start" "-a" "0ad17dc060430f49dc6d4439020471c041fb4d3a1669b4c6a43f5a0445441499", kill_on_drop: false }`
[INFO] [stderr]    Compiling tabled v0.20.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/settings/themes/column_names.rs:319:28
[INFO] [stdout]     |
[INFO] [stdout] 319 |         .map(|(col, name)| (cmp::max(get_line_width(name), dims.get_width(col))))
[INFO] [stdout]     |                            ^                                                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 319 -         .map(|(col, name)| (cmp::max(get_line_width(name), dims.get_width(col))))
[INFO] [stdout] 319 +         .map(|(col, name)| cmp::max(get_line_width(name), dims.get_width(col)) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/settings/themes/column_names.rs:355:28
[INFO] [stdout]     |
[INFO] [stdout] 355 |         .map(|(row, name)| (cmp::max(get_line_width(name), dims.get_height(row))))
[INFO] [stdout]     |                            ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 355 -         .map(|(row, name)| (cmp::max(get_line_width(name), dims.get_height(row))))
[INFO] [stdout] 355 +         .map(|(row, name)| cmp::max(get_line_width(name), dims.get_height(row)) )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tabled` (example "table_width_2") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: couldn't read `examples/../../CHANGELOG.md`: No such file or directory (os error 2)
[INFO] [stdout]  --> examples/table_width_2.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let readme_text = include_str!("../../CHANGELOG.md");
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> examples/table_width_2.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let lines = readme_text.lines().filter(|s| !s.is_empty()).enumerate();
[INFO] [stdout]   |                                             ^   - type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let lines = readme_text.lines().filter(|s: /* Type */| !s.is_empty()).enumerate();
[INFO] [stdout]   |                                              ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `character` is never read
[INFO] [stdout]    --> tests/core/kv_test.rs:404:26
[INFO] [stdout]     |
[INFO] [stdout] 404 |                 Vowels { character: char, lang: u8 },
[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 `lang` is never read
[INFO] [stdout]    --> tests/core/kv_test.rs:404:43
[INFO] [stdout]     |
[INFO] [stdout] 404 |                 Vowels { character: char, lang: u8 },
[INFO] [stdout]     |                                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `character` is never read
[INFO] [stdout]    --> tests/core/kv_test.rs:466:21
[INFO] [stdout]     |
[INFO] [stdout] 466 |                     character: char,
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lang` is never read
[INFO] [stdout]    --> tests/core/kv_test.rs:467:21
[INFO] [stdout]     |
[INFO] [stdout] 467 |                     lang: u8,
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `character` is never read
[INFO] [stdout]    --> tests/core/table_test.rs:431:26
[INFO] [stdout]     |
[INFO] [stdout] 431 |                 Vowels { character: char, lang: u8 },
[INFO] [stdout]     |                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lang` is never read
[INFO] [stdout]    --> tests/core/table_test.rs:431:43
[INFO] [stdout]     |
[INFO] [stdout] 431 |                 Vowels { character: char, lang: u8 },
[INFO] [stdout]     |                                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `character` is never read
[INFO] [stdout]    --> tests/core/table_test.rs:475:21
[INFO] [stdout]     |
[INFO] [stdout] 475 |                     character: char,
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lang` is never read
[INFO] [stdout]    --> tests/core/table_test.rs:476:21
[INFO] [stdout]     |
[INFO] [stdout] 476 |                     lang: u8,
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `id` is never read
[INFO] [stdout]    --> tests/derive/display_test.rs:501:18
[INFO] [stdout]     |
[INFO] [stdout] 501 |         Public { id: usize },
[INFO] [stdout]     |                  ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `id` is never read
[INFO] [stdout]    --> tests/derive/display_test.rs:503:19
[INFO] [stdout]     |
[INFO] [stdout] 503 |         Private { id: usize },
[INFO] [stdout]     |                   ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `character` is never read
[INFO] [stdout]    --> tests/derive/skip_test.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |             character: char,
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lang` is never read
[INFO] [stdout]    --> tests/derive/skip_test.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             lang: u8,
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `character` is never read
[INFO] [stdout]    --> tests/derive/skip_test.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |             character: char,
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lang` is never read
[INFO] [stdout]    --> tests/derive/skip_test.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |             lang: u8,
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Example2` is never constructed
[INFO] [stdout]   --> tests/derive/order_test.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub struct Example2 {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ad17dc060430f49dc6d4439020471c041fb4d3a1669b4c6a43f5a0445441499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad17dc060430f49dc6d4439020471c041fb4d3a1669b4c6a43f5a0445441499", kill_on_drop: false }`
[INFO] [stdout] 0ad17dc060430f49dc6d4439020471c041fb4d3a1669b4c6a43f5a0445441499
