[INFO] fetching crate muffler 0.1.0...
[INFO] testing muffler-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate muffler 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate muffler 0.1.0
[INFO] finished tweaking crates.io crate muffler 0.1.0
[INFO] tweaked toml for crates.io crate muffler 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate muffler 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate muffler 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89111a8cb6233ba83b0c7e0bc15fe731e7dab1d1c14a58d89256cc385194a206
[INFO] running `Command { std: "docker" "start" "-a" "89111a8cb6233ba83b0c7e0bc15fe731e7dab1d1c14a58d89256cc385194a206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89111a8cb6233ba83b0c7e0bc15fe731e7dab1d1c14a58d89256cc385194a206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89111a8cb6233ba83b0c7e0bc15fe731e7dab1d1c14a58d89256cc385194a206", kill_on_drop: false }`
[INFO] [stdout] 89111a8cb6233ba83b0c7e0bc15fe731e7dab1d1c14a58d89256cc385194a206
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96dfc3a74d5db9c7bdf7c09e6a796817488254de39b15140dd6f91ea4afa9031
[INFO] running `Command { std: "docker" "start" "-a" "96dfc3a74d5db9c7bdf7c09e6a796817488254de39b15140dd6f91ea4afa9031", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling typetag-impl v0.2.20
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling inventory v0.3.20
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling erased-serde v0.4.6
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling typetag v0.2.20
[INFO] [stderr]    Compiling smartcore v0.4.1
[INFO] [stderr]    Compiling muffler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/data.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn create_windows(samples: &Array2<f32>, window_size: usize, stride: usize) -> (Vec<ArrayView2<f32>>, Vec<usize>) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ the lifetime is elided here                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn create_windows(samples: &Array2<f32>, window_size: usize, stride: usize) -> (Vec<ArrayView2<'_, f32>>, Vec<usize>) {
[INFO] [stdout]    |                                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.97s
[INFO] running `Command { std: "docker" "inspect" "96dfc3a74d5db9c7bdf7c09e6a796817488254de39b15140dd6f91ea4afa9031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96dfc3a74d5db9c7bdf7c09e6a796817488254de39b15140dd6f91ea4afa9031", kill_on_drop: false }`
[INFO] [stdout] 96dfc3a74d5db9c7bdf7c09e6a796817488254de39b15140dd6f91ea4afa9031
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a58de28eaa88ecdc93bc3e13006734ed95b32039fefc9cdad6716901e6f64627
[INFO] running `Command { std: "docker" "start" "-a" "a58de28eaa88ecdc93bc3e13006734ed95b32039fefc9cdad6716901e6f64627", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/data.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn create_windows(samples: &Array2<f32>, window_size: usize, stride: usize) -> (Vec<ArrayView2<f32>>, Vec<usize>) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ the lifetime is elided here                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn create_windows(samples: &Array2<f32>, window_size: usize, stride: usize) -> (Vec<ArrayView2<'_, f32>>, Vec<usize>) {
[INFO] [stdout]    |                                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling muffler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/data.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn create_windows(samples: &Array2<f32>, window_size: usize, stride: usize) -> (Vec<ArrayView2<f32>>, Vec<usize>) {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ the lifetime is elided here                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn create_windows(samples: &Array2<f32>, window_size: usize, stride: usize) -> (Vec<ArrayView2<'_, f32>>, Vec<usize>) {
[INFO] [stdout]    |                                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.24s
[INFO] running `Command { std: "docker" "inspect" "a58de28eaa88ecdc93bc3e13006734ed95b32039fefc9cdad6716901e6f64627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58de28eaa88ecdc93bc3e13006734ed95b32039fefc9cdad6716901e6f64627", kill_on_drop: false }`
[INFO] [stdout] a58de28eaa88ecdc93bc3e13006734ed95b32039fefc9cdad6716901e6f64627
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e5417ff512f79f9c6970ea1fb3c375b7063a91257ecf5dd780e8bc0bebeb1f2
[INFO] running `Command { std: "docker" "start" "-a" "5e5417ff512f79f9c6970ea1fb3c375b7063a91257ecf5dd780e8bc0bebeb1f2", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/data.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn create_windows(samples: &Array2<f32>, window_size: usize, stride: usize) -> (Vec<ArrayView2<f32>>, Vec<usize>) {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ the lifetime is elided here                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn create_windows(samples: &Array2<f32>, window_size: usize, stride: usize) -> (Vec<ArrayView2<'_, f32>>, Vec<usize>) {
[INFO] [stderr]    |                                                                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: `muffler` (lib) generated 1 warning (run `cargo fix --lib -p muffler` to apply 1 suggestion)
[INFO] [stderr] warning: `muffler` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/muffler-0a73f8ee4bf970ee)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test data::tests::test_windows_to_train ... ok
[INFO] [stdout] test data::tests::test_create_windows ... ok
[INFO] [stdout] test data::tests::test_reassemble_small ... ok
[INFO] [stdout] test data::tests::test_reassemble_large ... ok
[INFO] [stderr]      Running unittests src/bin/muffler.rs (/opt/rustwide/target/debug/deps/muffler-341c70dcb9bfb443)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.36s
[INFO] [stdout] 
[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 muffler
[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" "5e5417ff512f79f9c6970ea1fb3c375b7063a91257ecf5dd780e8bc0bebeb1f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5417ff512f79f9c6970ea1fb3c375b7063a91257ecf5dd780e8bc0bebeb1f2", kill_on_drop: false }`
[INFO] [stdout] 5e5417ff512f79f9c6970ea1fb3c375b7063a91257ecf5dd780e8bc0bebeb1f2
