[INFO] cloning repository https://github.com/ThatsGobbles/biquad-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThatsGobbles/biquad-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Fbiquad-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Fbiquad-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aa009aa5ffaf0005bf16174d3fc5e4861dc72231
[INFO] testing ThatsGobbles/biquad-test against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatsGobbles%2Fbiquad-test" "/workspace/builds/worker-83/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-83/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThatsGobbles/biquad-test on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ThatsGobbles/biquad-test
[INFO] finished tweaking git repo https://github.com/ThatsGobbles/biquad-test
[INFO] tweaked toml for git repo https://github.com/ThatsGobbles/biquad-test written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate git repo https://github.com/ThatsGobbles/biquad-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02045b9330c192ac8f751b8bd31e8c1a15ad41b6a14fdd01bdcb7fca5c4cc1bf
[INFO] running `Command { std: "docker" "start" "-a" "02045b9330c192ac8f751b8bd31e8c1a15ad41b6a14fdd01bdcb7fca5c4cc1bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02045b9330c192ac8f751b8bd31e8c1a15ad41b6a14fdd01bdcb7fca5c4cc1bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02045b9330c192ac8f751b8bd31e8c1a15ad41b6a14fdd01bdcb7fca5c4cc1bf", kill_on_drop: false }`
[INFO] [stdout] 02045b9330c192ac8f751b8bd31e8c1a15ad41b6a14fdd01bdcb7fca5c4cc1bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3070eb722f9597980ef28a727de49de4a461888a8f08cf85a22221b59cc56a47
[INFO] running `Command { std: "docker" "start" "-a" "3070eb722f9597980ef28a727de49de4a461888a8f08cf85a22221b59cc56a47", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling biquad v0.3.0
[INFO] [stderr]    Compiling biquad-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `coeffs`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let coeffs = Coefficients::<f32>::from_params(Type::LowPass, fs, f0, Q_BUTTERWORTH_F32);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_coeffs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.11s
[INFO] running `Command { std: "docker" "inspect" "3070eb722f9597980ef28a727de49de4a461888a8f08cf85a22221b59cc56a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3070eb722f9597980ef28a727de49de4a461888a8f08cf85a22221b59cc56a47", kill_on_drop: false }`
[INFO] [stdout] 3070eb722f9597980ef28a727de49de4a461888a8f08cf85a22221b59cc56a47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7e2ea163d43bb2a8406ca27371c4d3884a138f4e0e96853ddbf0c566784952a
[INFO] running `Command { std: "docker" "start" "-a" "f7e2ea163d43bb2a8406ca27371c4d3884a138f4e0e96853ddbf0c566784952a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling biquad-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `coeffs`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let coeffs = Coefficients::<f32>::from_params(Type::LowPass, fs, f0, Q_BUTTERWORTH_F32);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_coeffs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/biquad_test-ae160ffd5105f70c)
[INFO] running `Command { std: "docker" "inspect" "f7e2ea163d43bb2a8406ca27371c4d3884a138f4e0e96853ddbf0c566784952a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e2ea163d43bb2a8406ca27371c4d3884a138f4e0e96853ddbf0c566784952a", kill_on_drop: false }`
[INFO] [stdout] f7e2ea163d43bb2a8406ca27371c4d3884a138f4e0e96853ddbf0c566784952a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05a99a6e1b7f659b8011b7ad9453ba90091c5f605d8d2fd0f43c63804cd37cd1
[INFO] running `Command { std: "docker" "start" "-a" "05a99a6e1b7f659b8011b7ad9453ba90091c5f605d8d2fd0f43c63804cd37cd1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `coeffs`
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let coeffs = Coefficients::<f32>::from_params(Type::LowPass, fs, f0, Q_BUTTERWORTH_F32);
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_coeffs`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `biquad-test` (bin "biquad-test" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/biquad_test-ae160ffd5105f70c)
[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" "05a99a6e1b7f659b8011b7ad9453ba90091c5f605d8d2fd0f43c63804cd37cd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05a99a6e1b7f659b8011b7ad9453ba90091c5f605d8d2fd0f43c63804cd37cd1", kill_on_drop: false }`
[INFO] [stdout] 05a99a6e1b7f659b8011b7ad9453ba90091c5f605d8d2fd0f43c63804cd37cd1