[INFO] fetching crate ratatui-wasm-backend 0.1.1...
[INFO] building ratatui-wasm-backend-0.1.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate ratatui-wasm-backend 0.1.1 into /workspace/builds/worker-3-tc2/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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ratatui-wasm-backend 0.1.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43ff81dabfa49c6557a53be3fe8c94d93e3256a46bb0d435be2578960a9cc441
[INFO] running `Command { std: "docker" "start" "-a" "43ff81dabfa49c6557a53be3fe8c94d93e3256a46bb0d435be2578960a9cc441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43ff81dabfa49c6557a53be3fe8c94d93e3256a46bb0d435be2578960a9cc441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ff81dabfa49c6557a53be3fe8c94d93e3256a46bb0d435be2578960a9cc441", kill_on_drop: false }`
[INFO] [stdout] 43ff81dabfa49c6557a53be3fe8c94d93e3256a46bb0d435be2578960a9cc441
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ed00d9abf88e7f0a1a2918ad9426dfed69bf9fc0716b92c4bb5e20fa3ce9980
[INFO] running `Command { std: "docker" "start" "-a" "4ed00d9abf88e7f0a1a2918ad9426dfed69bf9fc0716b92c4bb5e20fa3ce9980", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling bumpalo v3.17.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling anes v0.2.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling castaway v0.2.3
[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 darling_macro v0.20.11
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.100
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling instability v0.3.7
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.86s
[INFO] running `Command { std: "docker" "inspect" "4ed00d9abf88e7f0a1a2918ad9426dfed69bf9fc0716b92c4bb5e20fa3ce9980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ed00d9abf88e7f0a1a2918ad9426dfed69bf9fc0716b92c4bb5e20fa3ce9980", kill_on_drop: false }`
[INFO] [stdout] 4ed00d9abf88e7f0a1a2918ad9426dfed69bf9fc0716b92c4bb5e20fa3ce9980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3681d64ee1e6299258237458cebac4a0f27aca3c1c1ebba6bd2b6b104f308873
[INFO] running `Command { std: "docker" "start" "-a" "3681d64ee1e6299258237458cebac4a0f27aca3c1c1ebba6bd2b6b104f308873", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "3681d64ee1e6299258237458cebac4a0f27aca3c1c1ebba6bd2b6b104f308873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3681d64ee1e6299258237458cebac4a0f27aca3c1c1ebba6bd2b6b104f308873", kill_on_drop: false }`
[INFO] [stdout] 3681d64ee1e6299258237458cebac4a0f27aca3c1c1ebba6bd2b6b104f308873