[INFO] fetching crate augmented-dsp-filters 2.5.0...
[INFO] checking augmented-dsp-filters-2.5.0 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate augmented-dsp-filters 2.5.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate augmented-dsp-filters 2.5.0
[INFO] finished tweaking crates.io crate augmented-dsp-filters 2.5.0
[INFO] tweaked toml for crates.io crate augmented-dsp-filters 2.5.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate augmented-dsp-filters 2.5.0 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 124 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98dac7c8eb7a065528c141897ba18466b27e83b117d753b9320050951305aa55
[INFO] running `Command { std: "docker" "start" "-a" "98dac7c8eb7a065528c141897ba18466b27e83b117d753b9320050951305aa55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98dac7c8eb7a065528c141897ba18466b27e83b117d753b9320050951305aa55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98dac7c8eb7a065528c141897ba18466b27e83b117d753b9320050951305aa55", kill_on_drop: false }`
[INFO] [stdout] 98dac7c8eb7a065528c141897ba18466b27e83b117d753b9320050951305aa55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baa86c36041c8d24c61ac67ce9bd8c64a08da7238804aabc7d8fe0665ab97f3d
[INFO] running `Command { std: "docker" "start" "-a" "baa86c36041c8d24c61ac67ce9bd8c64a08da7238804aabc7d8fe0665ab97f3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]     Checking simd-adler32 v0.3.9
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling shlex v2.0.1
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking log v0.4.30
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking crc32fast v1.5.0
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[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking bytemuck v1.25.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling cc v1.2.63
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking fdeflate v0.3.7
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[INFO] [stderr]     Checking basedrop v0.1.3
[INFO] [stderr]     Checking weezl v0.1.12
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[INFO] [stderr]    Compiling font-kit v0.14.3
[INFO] [stderr]     Checking jpeg-decoder v0.3.2
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking float-ord v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking ttf-parser v0.20.0
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[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v6.0.1
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]    Compiling syn v2.0.117
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[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]    Compiling freetype-sys v0.20.1
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking plotters-bitmap v0.3.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking audio-garbage-collector v1.2.0
[INFO] [stderr]     Checking augmented-atomics v0.2.0
[INFO] [stderr]     Checking audio-processor-traits v4.3.0
[INFO] [stderr]     Checking augmented_oscillator v1.4.0
[INFO] [stderr]     Checking audio-processor-testing-helpers v2.7.0
[INFO] [stderr]     Checking augmented-dsp-filters v2.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `DirectFormIIState` is never constructed
[INFO] [stdout]    --> src/state.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub struct DirectFormIIState<Sample: Float> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `augmented-dsp-filters` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "baa86c36041c8d24c61ac67ce9bd8c64a08da7238804aabc7d8fe0665ab97f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa86c36041c8d24c61ac67ce9bd8c64a08da7238804aabc7d8fe0665ab97f3d", kill_on_drop: false }`
[INFO] [stdout] baa86c36041c8d24c61ac67ce9bd8c64a08da7238804aabc7d8fe0665ab97f3d