[INFO] fetching crate sampara 0.1.2...
[INFO] testing sampara-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate sampara 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate sampara 0.1.2
[INFO] finished tweaking crates.io crate sampara 0.1.2
[INFO] tweaked toml for crates.io crate sampara 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sampara 0.1.2 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 3 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fc6c7e8e5148f281ee6d467fae1681a4049820009e9587fd24375c387a811063
[INFO] running `Command { std: "docker" "start" "-a" "fc6c7e8e5148f281ee6d467fae1681a4049820009e9587fd24375c387a811063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc6c7e8e5148f281ee6d467fae1681a4049820009e9587fd24375c387a811063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc6c7e8e5148f281ee6d467fae1681a4049820009e9587fd24375c387a811063", kill_on_drop: false }`
[INFO] [stdout] fc6c7e8e5148f281ee6d467fae1681a4049820009e9587fd24375c387a811063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 91b88f8852e178b79612392c38622e7d4e07e40a8de6d6cc4a7d4d6daae053c3
[INFO] running `Command { std: "docker" "start" "-a" "91b88f8852e178b79612392c38622e7d4e07e40a8de6d6cc4a7d4d6daae053c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling sampara v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `window`
[INFO] [stdout]   --> src/lib.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg(feature = "window")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `biquad`, `buffer`, `generator`, `interpolate`, and `rms`
[INFO] [stdout]    = help: consider adding `window` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/frame/mod.rs:443:44
[INFO] [stdout]     |
[INFO] [stdout] 443 |         IntoChannels(std::array::IntoIter::new(self))
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/frame/mod.rs:502:44
[INFO] [stdout]     |
[INFO] [stdout] 502 |         IntoChannels(std::array::IntoIter::new([self]))
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "91b88f8852e178b79612392c38622e7d4e07e40a8de6d6cc4a7d4d6daae053c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b88f8852e178b79612392c38622e7d4e07e40a8de6d6cc4a7d4d6daae053c3", kill_on_drop: false }`
[INFO] [stdout] 91b88f8852e178b79612392c38622e7d4e07e40a8de6d6cc4a7d4d6daae053c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ab200d7c1bbbee9c1ebd0b754db35f7bd91a4782550ce91db6a790aa1337408e
[INFO] running `Command { std: "docker" "start" "-a" "ab200d7c1bbbee9c1ebd0b754db35f7bd91a4782550ce91db6a790aa1337408e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sampara v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `window`
[INFO] [stdout]   --> src/lib.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg(feature = "window")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `biquad`, `buffer`, `generator`, `interpolate`, and `rms`
[INFO] [stdout]    = help: consider adding `window` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/frame/mod.rs:443:44
[INFO] [stdout]     |
[INFO] [stdout] 443 |         IntoChannels(std::array::IntoIter::new(self))
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/frame/mod.rs:502:44
[INFO] [stdout]     |
[INFO] [stdout] 502 |         IntoChannels(std::array::IntoIter::new([self]))
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `window`
[INFO] [stdout]   --> src/lib.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg(feature = "window")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `biquad`, `buffer`, `generator`, `interpolate`, and `rms`
[INFO] [stdout]    = help: consider adding `window` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/frame/mod.rs:443:44
[INFO] [stdout]     |
[INFO] [stdout] 443 |         IntoChannels(std::array::IntoIter::new(self))
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/frame/mod.rs:502:44
[INFO] [stdout]     |
[INFO] [stdout] 502 |         IntoChannels(std::array::IntoIter::new([self]))
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "ab200d7c1bbbee9c1ebd0b754db35f7bd91a4782550ce91db6a790aa1337408e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab200d7c1bbbee9c1ebd0b754db35f7bd91a4782550ce91db6a790aa1337408e", kill_on_drop: false }`
[INFO] [stdout] ab200d7c1bbbee9c1ebd0b754db35f7bd91a4782550ce91db6a790aa1337408e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 131576afaca2116e41cb8cb8a983eb6b8b84fa19f500879606b0aca847243eb6
[INFO] running `Command { std: "docker" "start" "-a" "131576afaca2116e41cb8cb8a983eb6b8b84fa19f500879606b0aca847243eb6", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `window`
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:14:7
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 14 | #[cfg(feature = "window")]
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `feature` are: `biquad`, `buffer`, `generator`, `interpolate`, and `rms`
[INFO] [stderr]    = help: consider adding `window` as a feature in `Cargo.toml`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stderr]    --> src/frame/mod.rs:443:44
[INFO] [stderr]     |
[INFO] [stderr] 443 |         IntoChannels(std::array::IntoIter::new(self))
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stderr]    --> src/frame/mod.rs:502:44
[INFO] [stderr]     |
[INFO] [stderr] 502 |         IntoChannels(std::array::IntoIter::new([self]))
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `sampara` (lib) generated 3 warnings
[INFO] [stderr] warning: `sampara` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sampara-c468d05e7669456b)
[INFO] [stderr]    Doc-tests sampara
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::channel (line 81) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::transform (line 193) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::add_amp (line 316) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::apply (line 165) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::EQUILIBRIUM (line 20) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::channel_mut (line 95) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::channels_mut (line 127) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::channels (line 111) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::mul_frame (line 367) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::from_samples (line 58) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::zip_apply (line 218) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::into_signed_frame (line 287) ... ok
[INFO] [stdout] test src/sample/mod.rs - sample::Sample::EQUILIBRIUM (line 14) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::into_float_frame (line 301) ... ok
[INFO] [stdout] test src/sample/mod.rs - sample::Sample::add_amp (line 120) ... ok
[INFO] [stdout] test src/sample/mod.rs - sample::Sample::into_float_sample (line 101) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::from_fn (line 37) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::into_channels (line 146) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::mul_amp (line 333) ... ok
[INFO] [stdout] test src/sample/mod.rs - sample::Sqrt::sqrt (line 202) ... ok
[INFO] [stdout] test src/sample/mod.rs - sample::Sample::into_signed_sample (line 83) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::zip_transform (line 260) ... ok
[INFO] [stdout] test src/sample/conv.rs - sample::conv::ConvertInto::convert_into (line 476) ... ok
[INFO] [stdout] test src/sample/mod.rs - sample::Sample::mul_amp (line 140) ... ok
[INFO] [stdout] test src/sample/conv.rs - sample::conv::ConvertFrom::convert_from (line 364) ... ok
[INFO] [stdout] test src/sample/mod.rs - sample::Sample::from_sample (line 60) ... ok
[INFO] [stdout] test src/sample/mod.rs - sample::Sample::into_sample (line 40) ... ok
[INFO] [stdout] test src/frame/mod.rs - frame::Frame::add_frame (line 350) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::from_frames (line 456) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::Signal::take (line 225) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::equilibrium (line 412) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::constant (line 391) ... ok
[INFO] [stdout] test src/signal/generators.rs - signal::generators::phase::phase_step (line 287) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::empty (line 433) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::from_samples (line 483) ... ok
[INFO] [stdout] test src/signal/generators.rs - signal::generators::phase::phase_steps (line 345) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::from_fn (line 360) ... ok
[INFO] [stdout] test src/signal/generators.rs - signal::generators::phase::phase_hzs (line 311) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::Signal::inspect (line 190) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::Signal::into_iter (line 250) ... ok
[INFO] [stdout] test src/signal/generators.rs - signal::generators::phase::Phase (line 219) ... ok
[INFO] [stdout] test src/signal/generators.rs - signal::generators::phase::phase_hz (line 265) ... ok
[INFO] [stdout] test src/signal/mod.rs - signal::Signal::by_ref (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "131576afaca2116e41cb8cb8a983eb6b8b84fa19f500879606b0aca847243eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "131576afaca2116e41cb8cb8a983eb6b8b84fa19f500879606b0aca847243eb6", kill_on_drop: false }`
[INFO] [stdout] 131576afaca2116e41cb8cb8a983eb6b8b84fa19f500879606b0aca847243eb6
