[INFO] fetching crate kbar 0.1.5...
[INFO] testing kbar-0.1.5 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kbar 0.1.5 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate kbar 0.1.5
[INFO] finished tweaking crates.io crate kbar 0.1.5
[INFO] tweaked toml for crates.io crate kbar 0.1.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kbar 0.1.5 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 5 packages to latest compatible versions
[INFO] [stderr]       Adding terminal_size v0.1.17 (available: v0.4.3)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 640b3c2a60b561f2641244f10e5298d447d40b9174f57154f61ae5d1811aae35
[INFO] running `Command { std: "docker" "start" "-a" "640b3c2a60b561f2641244f10e5298d447d40b9174f57154f61ae5d1811aae35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "640b3c2a60b561f2641244f10e5298d447d40b9174f57154f61ae5d1811aae35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640b3c2a60b561f2641244f10e5298d447d40b9174f57154f61ae5d1811aae35", kill_on_drop: false }`
[INFO] [stdout] 640b3c2a60b561f2641244f10e5298d447d40b9174f57154f61ae5d1811aae35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 732e2c0ba9293ebbb20c4d286c3025e50e607dc599cb49bd007f9ebf864764da
[INFO] running `Command { std: "docker" "start" "-a" "732e2c0ba9293ebbb20c4d286c3025e50e607dc599cb49bd007f9ebf864764da", kill_on_drop: false }`
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling kbar v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "732e2c0ba9293ebbb20c4d286c3025e50e607dc599cb49bd007f9ebf864764da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732e2c0ba9293ebbb20c4d286c3025e50e607dc599cb49bd007f9ebf864764da", kill_on_drop: false }`
[INFO] [stdout] 732e2c0ba9293ebbb20c4d286c3025e50e607dc599cb49bd007f9ebf864764da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48957105d3974766c9e0149757239f1f6a090bcd2ef17d6784bdabd8878ad511
[INFO] running `Command { std: "docker" "start" "-a" "48957105d3974766c9e0149757239f1f6a090bcd2ef17d6784bdabd8878ad511", kill_on_drop: false }`
[INFO] [stderr]    Compiling kbar v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "48957105d3974766c9e0149757239f1f6a090bcd2ef17d6784bdabd8878ad511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48957105d3974766c9e0149757239f1f6a090bcd2ef17d6784bdabd8878ad511", kill_on_drop: false }`
[INFO] [stdout] 48957105d3974766c9e0149757239f1f6a090bcd2ef17d6784bdabd8878ad511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cabba66019db8d8d7ee41641421f073f6fd4ecc24e105eb7fcdc2bf2ddda0ff7
[INFO] running `Command { std: "docker" "start" "-a" "cabba66019db8d8d7ee41641421f073f6fd4ecc24e105eb7fcdc2bf2ddda0ff7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kbar-6aa5e6deb8c661fa)
[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] [stderr]    Doc-tests kbar
[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" "cabba66019db8d8d7ee41641421f073f6fd4ecc24e105eb7fcdc2bf2ddda0ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cabba66019db8d8d7ee41641421f073f6fd4ecc24e105eb7fcdc2bf2ddda0ff7", kill_on_drop: false }`
[INFO] [stdout] cabba66019db8d8d7ee41641421f073f6fd4ecc24e105eb7fcdc2bf2ddda0ff7