[INFO] cloning repository https://github.com/arekkukula/rs-vst-plugz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arekkukula/rs-vst-plugz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farekkukula%2Frs-vst-plugz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farekkukula%2Frs-vst-plugz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cfc51577b389f2382d2f0d197403507d0f9f2831
[INFO] testing arekkukula/rs-vst-plugz against 1.79.0 for beta-1.80-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farekkukula%2Frs-vst-plugz" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arekkukula/rs-vst-plugz on toolchain 1.79.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.79.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/arekkukula/rs-vst-plugz
[INFO] finished tweaking git repo https://github.com/arekkukula/rs-vst-plugz
[INFO] tweaked toml for git repo https://github.com/arekkukula/rs-vst-plugz written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/arekkukula/rs-vst-plugz 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" "+1.79.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/nih-plug.git`
[INFO] [stderr]     Updating git repository `https://github.com/nicokoch/reflink.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/rust-assert-no-alloc.git`
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/clap-sys.git`
[INFO] [stderr]     Updating git repository `https://github.com/robbert-vdh/vst3-sys.git`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded raw-window-handle v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6938b3063a4aba5660638cdb33ec7baa4a879582de8ab2b8a1b7e6fcfbaeac4
[INFO] running `Command { std: "docker" "start" "-a" "f6938b3063a4aba5660638cdb33ec7baa4a879582de8ab2b8a1b7e6fcfbaeac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6938b3063a4aba5660638cdb33ec7baa4a879582de8ab2b8a1b7e6fcfbaeac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6938b3063a4aba5660638cdb33ec7baa4a879582de8ab2b8a1b7e6fcfbaeac4", kill_on_drop: false }`
[INFO] [stdout] f6938b3063a4aba5660638cdb33ec7baa4a879582de8ab2b8a1b7e6fcfbaeac4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e81c5dee09c9e08344e60ad27fee29c219d62730482c348cfa0e088779cf1f6
[INFO] running `Command { std: "docker" "start" "-a" "3e81c5dee09c9e08344e60ad27fee29c219d62730482c348cfa0e088779cf1f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling libc v0.2.145
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling time-macros v0.2.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling atomic_float v0.1.0
[INFO] [stderr]    Compiling widestring v1.0.2
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling atomic_refcell v0.1.10
[INFO] [stderr]    Compiling anymap v1.0.0-beta.2
[INFO] [stderr]    Compiling midi-consts v0.1.0
[INFO] [stderr]    Compiling clap-sys v0.3.0 (https://github.com/robbert-vdh/clap-sys.git?branch=feature/cstr-macro#523a5f8a)
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling crossbeam v0.8.2
[INFO] [stderr]    Compiling time v0.3.21
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling nih_log v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]    Compiling vst3-com-macros-support v0.2.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix/drop-box-from-raw#b3ff4d77)
[INFO] [stderr]    Compiling assert_no_alloc v1.1.2 (https://github.com/robbert-vdh/rust-assert-no-alloc.git?branch=feature/nested-permit-forbid#a6fb4f62)
[INFO] [stderr]    Compiling vst3-com-macros v0.2.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix/drop-box-from-raw#b3ff4d77)
[INFO] [stderr]    Compiling nih_plug_derive v0.1.0 (https://github.com/robbert-vdh/nih-plug.git#f170b727)
[INFO] [stderr]    Compiling vst3-com v0.1.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix/drop-box-from-raw#b3ff4d77)
[INFO] [stderr]    Compiling vst3-sys v0.1.0 (https://github.com/robbert-vdh/vst3-sys.git?branch=fix/drop-box-from-raw#b3ff4d77)
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling nih_plug v0.0.0 (https://github.com/robbert-vdh/nih-plug.git#f170b727)
[INFO] [stderr]    Compiling test_plugin_1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `lowpass_filter`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use butterworth_lp::{lowpass_filter, lowpass_two_samples};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lowpass_filter` is never used
[INFO] [stdout]  --> src/butterworth_lp.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn lowpass_filter(data: &mut [f32], sample_rate: f32, cutoff_frequency: f32) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.50s
[INFO] running `Command { std: "docker" "inspect" "3e81c5dee09c9e08344e60ad27fee29c219d62730482c348cfa0e088779cf1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e81c5dee09c9e08344e60ad27fee29c219d62730482c348cfa0e088779cf1f6", kill_on_drop: false }`
[INFO] [stdout] 3e81c5dee09c9e08344e60ad27fee29c219d62730482c348cfa0e088779cf1f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9efc08bf70fbdd22b47c217115bc7348b0b8dbebc589135d68308dbda99d4ceb
[INFO] running `Command { std: "docker" "start" "-a" "9efc08bf70fbdd22b47c217115bc7348b0b8dbebc589135d68308dbda99d4ceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling test_plugin_1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `lowpass_filter`
[INFO] [stdout]  --> src/lib.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use butterworth_lp::{lowpass_filter, lowpass_two_samples};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lowpass_filter` is never used
[INFO] [stdout]  --> src/butterworth_lp.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn lowpass_filter(data: &mut [f32], sample_rate: f32, cutoff_frequency: f32) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "9efc08bf70fbdd22b47c217115bc7348b0b8dbebc589135d68308dbda99d4ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9efc08bf70fbdd22b47c217115bc7348b0b8dbebc589135d68308dbda99d4ceb", kill_on_drop: false }`
[INFO] [stdout] 9efc08bf70fbdd22b47c217115bc7348b0b8dbebc589135d68308dbda99d4ceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38cc5682bbb85d2e5511bd877bd53ce2ead5a78e4443cee30522227364688c94
[INFO] running `Command { std: "docker" "start" "-a" "38cc5682bbb85d2e5511bd877bd53ce2ead5a78e4443cee30522227364688c94", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `lowpass_filter`
[INFO] [stderr]  --> src/lib.rs:4:22
[INFO] [stderr]   |
[INFO] [stderr] 4 | use butterworth_lp::{lowpass_filter, lowpass_two_samples};
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `lowpass_filter` is never used
[INFO] [stderr]  --> src/butterworth_lp.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn lowpass_filter(data: &mut [f32], sample_rate: f32, cutoff_frequency: f32) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `test_plugin_1` (lib test) generated 2 warnings (run `cargo fix --lib -p test_plugin_1 --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/test_plugin_1-0fa5765586c6b9c9)
[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" "38cc5682bbb85d2e5511bd877bd53ce2ead5a78e4443cee30522227364688c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38cc5682bbb85d2e5511bd877bd53ce2ead5a78e4443cee30522227364688c94", kill_on_drop: false }`
[INFO] [stdout] 38cc5682bbb85d2e5511bd877bd53ce2ead5a78e4443cee30522227364688c94