[INFO] fetching crate ratatui-wasm-backend 0.1.1...
[INFO] testing ratatui-wasm-backend-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ratatui-wasm-backend 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate ratatui-wasm-backend 0.1.1
[INFO] finished tweaking crates.io crate ratatui-wasm-backend 0.1.1
[INFO] tweaked toml for crates.io crate ratatui-wasm-backend 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ratatui-wasm-backend 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ratatui-wasm-backend 0.1.1 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" "+1.90.0" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.100
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.100
[INFO] [stderr]   Downloaded rustversion v1.0.20
[INFO] [stderr]   Downloaded once_cell v1.21.3
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded darling_macro v0.20.11
[INFO] [stderr]   Downloaded indoc v2.0.6
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[INFO] [stderr]   Downloaded itoa v1.0.15
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[INFO] [stderr]   Downloaded bitflags v2.9.0
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[INFO] [stderr]   Downloaded either v1.15.0
[INFO] [stderr]   Downloaded ident_case v1.0.1
[INFO] [stderr]   Downloaded darling v0.20.11
[INFO] [stderr]   Downloaded allocator-api2 v0.2.21
[INFO] [stderr]   Downloaded ratatui v0.29.0
[INFO] [stderr]   Downloaded hashbrown v0.15.2
[INFO] [stderr]   Downloaded unicode-segmentation v1.12.0
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.100
[INFO] [stderr]   Downloaded ryu v1.0.20
[INFO] [stderr]   Downloaded strum_macros v0.26.4
[INFO] [stderr]   Downloaded log v0.4.27
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.100
[INFO] [stderr]   Downloaded instability v0.3.7
[INFO] [stderr]   Downloaded foldhash v0.1.5
[INFO] [stderr]   Downloaded lru v0.12.5
[INFO] [stderr]   Downloaded unicode-truncate v1.1.0
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded unicode-width v0.2.0
[INFO] [stderr]   Downloaded paste v1.0.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a4afe84837efbf9e2b93aec6c2a1537c2a18ac72a020fa1ca50a4f1eda044b7
[INFO] running `Command { std: "docker" "start" "-a" "8a4afe84837efbf9e2b93aec6c2a1537c2a18ac72a020fa1ca50a4f1eda044b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a4afe84837efbf9e2b93aec6c2a1537c2a18ac72a020fa1ca50a4f1eda044b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a4afe84837efbf9e2b93aec6c2a1537c2a18ac72a020fa1ca50a4f1eda044b7", kill_on_drop: false }`
[INFO] [stdout] 8a4afe84837efbf9e2b93aec6c2a1537c2a18ac72a020fa1ca50a4f1eda044b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8b6071ff90f1a2cf724728f43dd2d12dba0621575caf8f374486ab6a63b6f7c
[INFO] running `Command { std: "docker" "start" "-a" "e8b6071ff90f1a2cf724728f43dd2d12dba0621575caf8f374486ab6a63b6f7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling castaway v0.2.3
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.100
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling instability v0.3.7
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling ratatui v0.29.0
[INFO] [stderr]    Compiling ratatui-wasm-backend v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `prev_pos` is never read
[INFO] [stdout]   --> src/backend.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             prev_pos = Some(new_pos);
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.54s
[INFO] running `Command { std: "docker" "inspect" "e8b6071ff90f1a2cf724728f43dd2d12dba0621575caf8f374486ab6a63b6f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b6071ff90f1a2cf724728f43dd2d12dba0621575caf8f374486ab6a63b6f7c", kill_on_drop: false }`
[INFO] [stdout] e8b6071ff90f1a2cf724728f43dd2d12dba0621575caf8f374486ab6a63b6f7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cac8d924b85cfaace2cd06604db1f182574f7c03799366c13d55ae20033e26b
[INFO] running `Command { std: "docker" "start" "-a" "4cac8d924b85cfaace2cd06604db1f182574f7c03799366c13d55ae20033e26b", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `prev_pos` is never read
[INFO] [stdout]   --> src/backend.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             prev_pos = Some(new_pos);
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ratatui-wasm-backend v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `prev_pos` is never read
[INFO] [stdout]   --> src/backend.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             prev_pos = Some(new_pos);
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "4cac8d924b85cfaace2cd06604db1f182574f7c03799366c13d55ae20033e26b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cac8d924b85cfaace2cd06604db1f182574f7c03799366c13d55ae20033e26b", kill_on_drop: false }`
[INFO] [stdout] 4cac8d924b85cfaace2cd06604db1f182574f7c03799366c13d55ae20033e26b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80b4d7f313e91cd55aadc6ed4c3047b2c64171895c691af550311990b7485df7
[INFO] running `Command { std: "docker" "start" "-a" "80b4d7f313e91cd55aadc6ed4c3047b2c64171895c691af550311990b7485df7", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `prev_pos` is never read
[INFO] [stderr]   --> src/backend.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |             prev_pos = Some(new_pos);
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ratatui-wasm-backend` (lib) generated 1 warning
[INFO] [stderr] warning: `ratatui-wasm-backend` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ratatui_wasm_backend-b47077b08949bbe4)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ratatui_wasm_backend
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80b4d7f313e91cd55aadc6ed4c3047b2c64171895c691af550311990b7485df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b4d7f313e91cd55aadc6ed4c3047b2c64171895c691af550311990b7485df7", kill_on_drop: false }`
[INFO] [stdout] 80b4d7f313e91cd55aadc6ed4c3047b2c64171895c691af550311990b7485df7