[INFO] fetching crate meio-extra 0.97.0...
[INFO] testing meio-extra-0.97.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate meio-extra 0.97.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate meio-extra 0.97.0
[INFO] finished tweaking crates.io crate meio-extra 0.97.0
[INFO] tweaked toml for crates.io crate meio-extra 0.97.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate meio-extra 0.97.0 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]     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]      Locking 66 packages to latest compatible versions
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ddecd044a942269905435e5fbe8e75b4fdf2c5da98eeb4776525e438f23c35b8
[INFO] running `Command { std: "docker" "start" "-a" "ddecd044a942269905435e5fbe8e75b4fdf2c5da98eeb4776525e438f23c35b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddecd044a942269905435e5fbe8e75b4fdf2c5da98eeb4776525e438f23c35b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddecd044a942269905435e5fbe8e75b4fdf2c5da98eeb4776525e438f23c35b8", kill_on_drop: false }`
[INFO] [stdout] ddecd044a942269905435e5fbe8e75b4fdf2c5da98eeb4776525e438f23c35b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] effb8831da1c14973a60d0aca8519082125d6be2a2830782790b3554812d2016
[INFO] running `Command { std: "docker" "start" "-a" "effb8831da1c14973a60d0aca8519082125d6be2a2830782790b3554812d2016", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.6.10
[INFO] [stderr]    Compiling meio v0.97.0
[INFO] [stderr]    Compiling meio-extra v0.97.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CustomActionHandlerImpl` is never constructed
[INFO] [stdout]   --> src/custom_action.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct CustomActionHandlerImpl<I> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.11s
[INFO] running `Command { std: "docker" "inspect" "effb8831da1c14973a60d0aca8519082125d6be2a2830782790b3554812d2016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "effb8831da1c14973a60d0aca8519082125d6be2a2830782790b3554812d2016", kill_on_drop: false }`
[INFO] [stdout] effb8831da1c14973a60d0aca8519082125d6be2a2830782790b3554812d2016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9edf6355176871e5af95150e4a41c3ce7a91634c5ba067a0a8e7b73542f342ac
[INFO] running `Command { std: "docker" "start" "-a" "9edf6355176871e5af95150e4a41c3ce7a91634c5ba067a0a8e7b73542f342ac", kill_on_drop: false }`
[INFO] [stdout] warning: struct `CustomActionHandlerImpl` is never constructed
[INFO] [stdout]   --> src/custom_action.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct CustomActionHandlerImpl<I> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling meio-extra v0.97.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `CustomActionHandlerImpl` is never constructed
[INFO] [stdout]   --> src/custom_action.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct CustomActionHandlerImpl<I> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "9edf6355176871e5af95150e4a41c3ce7a91634c5ba067a0a8e7b73542f342ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edf6355176871e5af95150e4a41c3ce7a91634c5ba067a0a8e7b73542f342ac", kill_on_drop: false }`
[INFO] [stdout] 9edf6355176871e5af95150e4a41c3ce7a91634c5ba067a0a8e7b73542f342ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 32114fc9a6b6ed0953c69847d82e8ab7319bd27d36cffe916aa46bc277a8c321
[INFO] running `Command { std: "docker" "start" "-a" "32114fc9a6b6ed0953c69847d82e8ab7319bd27d36cffe916aa46bc277a8c321", kill_on_drop: false }`
[INFO] [stderr] warning: struct `CustomActionHandlerImpl` is never constructed
[INFO] [stderr]   --> src/custom_action.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct CustomActionHandlerImpl<I> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `meio-extra` (lib) generated 1 warning
[INFO] [stderr] warning: `meio-extra` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/meio_extra-775c9d06da893a8c)
[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 meio_extra
[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" "32114fc9a6b6ed0953c69847d82e8ab7319bd27d36cffe916aa46bc277a8c321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32114fc9a6b6ed0953c69847d82e8ab7319bd27d36cffe916aa46bc277a8c321", kill_on_drop: false }`
[INFO] [stdout] 32114fc9a6b6ed0953c69847d82e8ab7319bd27d36cffe916aa46bc277a8c321