[INFO] fetching crate reusable-box 0.1.0...
[INFO] testing reusable-box-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate reusable-box 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate reusable-box 0.1.0
[INFO] finished tweaking crates.io crate reusable-box 0.1.0
[INFO] tweaked toml for crates.io crate reusable-box 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate reusable-box 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11bce4604253b11759ca0fc095cc6a3dbd650aed2d05e7bf4ae26acb18890075
[INFO] running `Command { std: "docker" "start" "-a" "11bce4604253b11759ca0fc095cc6a3dbd650aed2d05e7bf4ae26acb18890075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11bce4604253b11759ca0fc095cc6a3dbd650aed2d05e7bf4ae26acb18890075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11bce4604253b11759ca0fc095cc6a3dbd650aed2d05e7bf4ae26acb18890075", kill_on_drop: false }`
[INFO] [stdout] 11bce4604253b11759ca0fc095cc6a3dbd650aed2d05e7bf4ae26acb18890075
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdf3742e69cb0ef5e9e413888cf1a4158b62fd059073443a0bb78724e0668bc4
[INFO] running `Command { std: "docker" "start" "-a" "bdf3742e69cb0ef5e9e413888cf1a4158b62fd059073443a0bb78724e0668bc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling reusable-box v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:53:30
[INFO] [stdout]    |
[INFO] [stdout] 53 |     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stdout]    |                              ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stdout] 53 +     ptr_into_buffer: NonNull<dyn Future<Output = O> + Send + 'a >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "bdf3742e69cb0ef5e9e413888cf1a4158b62fd059073443a0bb78724e0668bc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf3742e69cb0ef5e9e413888cf1a4158b62fd059073443a0bb78724e0668bc4", kill_on_drop: false }`
[INFO] [stdout] bdf3742e69cb0ef5e9e413888cf1a4158b62fd059073443a0bb78724e0668bc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c937361ecfcb7c93e23008cc0d476325f4ca3cf4f5c9ea12743604fc832eae9d
[INFO] running `Command { std: "docker" "start" "-a" "c937361ecfcb7c93e23008cc0d476325f4ca3cf4f5c9ea12743604fc832eae9d", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:53:30
[INFO] [stdout]    |
[INFO] [stdout] 53 |     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stdout]    |                              ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stdout] 53 +     ptr_into_buffer: NonNull<dyn Future<Output = O> + Send + 'a >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling reusable-box v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:53:30
[INFO] [stdout]    |
[INFO] [stdout] 53 |     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stdout]    |                              ^                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stdout] 53 +     ptr_into_buffer: NonNull<dyn Future<Output = O> + Send + 'a >,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.97s
[INFO] running `Command { std: "docker" "inspect" "c937361ecfcb7c93e23008cc0d476325f4ca3cf4f5c9ea12743604fc832eae9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c937361ecfcb7c93e23008cc0d476325f4ca3cf4f5c9ea12743604fc832eae9d", kill_on_drop: false }`
[INFO] [stdout] c937361ecfcb7c93e23008cc0d476325f4ca3cf4f5c9ea12743604fc832eae9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a776b424f5adf8dcae3f45096be33a4188118aaa4d07000ea8964e0cb798d577
[INFO] running `Command { std: "docker" "start" "-a" "a776b424f5adf8dcae3f45096be33a4188118aaa4d07000ea8964e0cb798d577", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:53:30
[INFO] [stderr]    |
[INFO] [stderr] 53 |     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stderr]    |                              ^                                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 53 -     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stderr] 53 +     ptr_into_buffer: NonNull<dyn Future<Output = O> + Send + 'a >,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `reusable-box` (lib) generated 1 warning (run `cargo fix --lib -p reusable-box` to apply 1 suggestion)
[INFO] [stderr] warning: `reusable-box` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/reusable_box-b365a88edc10663b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::async_trait_without_realloc ... ok
[INFO] [stdout] test tests::drop_future ... ok
[INFO] [stdout] test tests::set ... ok
[INFO] [stdout] test tests::return_value ... ok
[INFO] [stdout] test tests::drop_on_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reusable_box
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:53:30
[INFO] [stderr]    |
[INFO] [stderr] 53 |     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stderr]    |                              ^                                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 53 -     ptr_into_buffer: NonNull<(dyn Future<Output = O> + Send + 'a)>,
[INFO] [stderr] 53 +     ptr_into_buffer: NonNull<dyn Future<Output = O> + Send + 'a >,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "a776b424f5adf8dcae3f45096be33a4188118aaa4d07000ea8964e0cb798d577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a776b424f5adf8dcae3f45096be33a4188118aaa4d07000ea8964e0cb798d577", kill_on_drop: false }`
[INFO] [stdout] a776b424f5adf8dcae3f45096be33a4188118aaa4d07000ea8964e0cb798d577
