[INFO] fetching crate screech 0.12.0...
[INFO] testing screech-0.12.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate screech 0.12.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate screech 0.12.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate screech 0.12.0
[INFO] tweaked toml for crates.io crate screech 0.12.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate screech 0.12.0 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] crate crates.io crate screech 0.12.0 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-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f2840648df83c2283362c7371ba5bbe1300d8e00c4b3082bdffd08497bc41906
[INFO] running `Command { std: "docker" "start" "-a" "f2840648df83c2283362c7371ba5bbe1300d8e00c4b3082bdffd08497bc41906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2840648df83c2283362c7371ba5bbe1300d8e00c4b3082bdffd08497bc41906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2840648df83c2283362c7371ba5bbe1300d8e00c4b3082bdffd08497bc41906", kill_on_drop: false }`
[INFO] [stdout] f2840648df83c2283362c7371ba5bbe1300d8e00c4b3082bdffd08497bc41906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 31fc10a20519dc1ea74e1abe570ee26e38682c3b9f3e14383ede296b4c0fb42f
[INFO] running `Command { std: "docker" "start" "-a" "31fc10a20519dc1ea74e1abe570ee26e38682c3b9f3e14383ede296b4c0fb42f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling screech v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "31fc10a20519dc1ea74e1abe570ee26e38682c3b9f3e14383ede296b4c0fb42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31fc10a20519dc1ea74e1abe570ee26e38682c3b9f3e14383ede296b4c0fb42f", kill_on_drop: false }`
[INFO] [stdout] 31fc10a20519dc1ea74e1abe570ee26e38682c3b9f3e14383ede296b4c0fb42f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1398ce3a84181a7b12a6799d28198bd636aeb87dfebabd37eddd315a4ca8f9e6
[INFO] running `Command { std: "docker" "start" "-a" "1398ce3a84181a7b12a6799d28198bd636aeb87dfebabd37eddd315a4ca8f9e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling serde_derive v1.0.158
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling serde v1.0.158
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling ciborium-io v0.2.0
[INFO] [stderr]    Compiling os_str_bytes v6.5.0
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling textwrap v0.16.0
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling ciborium-ll v0.2.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling plotters-svg v0.3.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.7
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.3
[INFO] [stderr]    Compiling clap v3.2.23
[INFO] [stderr]    Compiling plotters v0.3.4
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling ciborium v0.2.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling screech v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 26.18s
[INFO] running `Command { std: "docker" "inspect" "1398ce3a84181a7b12a6799d28198bd636aeb87dfebabd37eddd315a4ca8f9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1398ce3a84181a7b12a6799d28198bd636aeb87dfebabd37eddd315a4ca8f9e6", kill_on_drop: false }`
[INFO] [stdout] 1398ce3a84181a7b12a6799d28198bd636aeb87dfebabd37eddd315a4ca8f9e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 30f878e92bc9974bb10f1b3c521ad4597f748ea08c68ab67ae5f54817b2cd14f
[INFO] running `Command { std: "docker" "start" "-a" "30f878e92bc9974bb10f1b3c521ad4597f748ea08c68ab67ae5f54817b2cd14f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/screech-90f9028d6dde072c)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test signal::tests::test_from_i16 ... ok
[INFO] [stdout] test graph::tests::test_topological_sort_combo ... ok
[INFO] [stdout] test graph::tests::test_topological_sort ... ok
[INFO] [stdout] test signal::tests::test_from_u8 ... ok
[INFO] [stdout] test signal::tests::test_i32_to_point ... ok
[INFO] [stdout] test signal::tests::test_mix ... ok
[INFO] [stdout] test signal::tests::test_u8_to_point ... ok
[INFO] [stderr]    Doc-tests screech
[INFO] [stdout] test graph::tests::test_topological_sort_cyclic_graph ... ok
[INFO] [stdout] test signal::tests::test_from_i32 ... ok
[INFO] [stdout] test signal::tests::test_i16_to_point ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/signal.rs - signal::Signal::mix_into (line 74) ... ok
[INFO] [stdout] test src/tracker/basic_tracker.rs - tracker::basic_tracker::BasicTracker (line 10) ... ok
[INFO] [stdout] test src/traits.rs - traits::Source (line 13) ... ok
[INFO] [stdout] test src/tracker/dynamic_tracker.rs - tracker::dynamic_tracker::DynamicTracker (line 10) ... ok
[INFO] [stdout] test src/signal.rs - signal::Signal::empty (line 20) ... ok
[INFO] [stdout] test src/signal.rs - signal::Signal::mix (line 38) ... ok
[INFO] [stdout] test src/signal.rs - signal::Signal::resample_linear (line 106) ... ok
[INFO] [stdout] test src/message.rs - message::Message<T>::new (line 15) ... ok
[INFO] [stdout] test src/lib.rs - Screech<MessageData>::with_tracker (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30f878e92bc9974bb10f1b3c521ad4597f748ea08c68ab67ae5f54817b2cd14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f878e92bc9974bb10f1b3c521ad4597f748ea08c68ab67ae5f54817b2cd14f", kill_on_drop: false }`
[INFO] [stdout] 30f878e92bc9974bb10f1b3c521ad4597f748ea08c68ab67ae5f54817b2cd14f
