[INFO] fetching crate improv 1.0.0-beta.1...
[INFO] testing improv-1.0.0-beta.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate improv 1.0.0-beta.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate improv 1.0.0-beta.1
[INFO] finished tweaking crates.io crate improv 1.0.0-beta.1
[INFO] tweaked toml for crates.io crate improv 1.0.0-beta.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate improv 1.0.0-beta.1 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 13 packages to latest compatible versions
[INFO] [stderr]       Adding pin-project-lite v0.1.12 (available: v0.2.16)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.47.1)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1eaa13a43df974a4ca9dd79da6de0ebf40ff9987b75c23b1eec0716e78cfb413
[INFO] running `Command { std: "docker" "start" "-a" "1eaa13a43df974a4ca9dd79da6de0ebf40ff9987b75c23b1eec0716e78cfb413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eaa13a43df974a4ca9dd79da6de0ebf40ff9987b75c23b1eec0716e78cfb413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eaa13a43df974a4ca9dd79da6de0ebf40ff9987b75c23b1eec0716e78cfb413", kill_on_drop: false }`
[INFO] [stdout] 1eaa13a43df974a4ca9dd79da6de0ebf40ff9987b75c23b1eec0716e78cfb413
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 742741665d56e304dd81a1f3d68dfe518b8577f0817b90d1c1c7eed925f8bd7c
[INFO] running `Command { std: "docker" "start" "-a" "742741665d56e304dd81a1f3d68dfe518b8577f0817b90d1c1c7eed925f8bd7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling improv v1.0.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/addr.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/addr.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.02s
[INFO] running `Command { std: "docker" "inspect" "742741665d56e304dd81a1f3d68dfe518b8577f0817b90d1c1c7eed925f8bd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742741665d56e304dd81a1f3d68dfe518b8577f0817b90d1c1c7eed925f8bd7c", kill_on_drop: false }`
[INFO] [stdout] 742741665d56e304dd81a1f3d68dfe518b8577f0817b90d1c1c7eed925f8bd7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8eea22bc58ab30699501aa3fbc0c7a39a8188192db9e183148c617dfd881fc86
[INFO] running `Command { std: "docker" "start" "-a" "8eea22bc58ab30699501aa3fbc0c7a39a8188192db9e183148c617dfd881fc86", kill_on_drop: false }`
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/addr.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/addr.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling improv v1.0.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/addr.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/addr.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "8eea22bc58ab30699501aa3fbc0c7a39a8188192db9e183148c617dfd881fc86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eea22bc58ab30699501aa3fbc0c7a39a8188192db9e183148c617dfd881fc86", kill_on_drop: false }`
[INFO] [stdout] 8eea22bc58ab30699501aa3fbc0c7a39a8188192db9e183148c617dfd881fc86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8af71e2bb59931c72db7b9efaaedcd706c3ffa9502d62d609d23af0558afb7f5
[INFO] running `Command { std: "docker" "start" "-a" "8af71e2bb59931c72db7b9efaaedcd706c3ffa9502d62d609d23af0558afb7f5", kill_on_drop: false }`
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]   --> src/addr.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^ help: remove this attribute
[INFO] [stderr]    |
[INFO] [stderr] note: attribute also specified here
[INFO] [stderr]   --> src/addr.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `improv` (lib) generated 1 warning (run `cargo fix --lib -p improv` to apply 1 suggestion)
[INFO] [stderr] warning: `improv` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/improv-79be8405f99ed87f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-87454ac8f36f712c)
[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 1 test
[INFO] [stdout] test ask ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests improv
[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" "8af71e2bb59931c72db7b9efaaedcd706c3ffa9502d62d609d23af0558afb7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8af71e2bb59931c72db7b9efaaedcd706c3ffa9502d62d609d23af0558afb7f5", kill_on_drop: false }`
[INFO] [stdout] 8af71e2bb59931c72db7b9efaaedcd706c3ffa9502d62d609d23af0558afb7f5