[INFO] fetching crate biquad 0.4.1...
[INFO] testing biquad-0.4.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate biquad 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate biquad 0.4.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate biquad 0.4.1
[INFO] finished tweaking crates.io crate biquad 0.4.1
[INFO] tweaked toml for crates.io crate biquad 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4856242e0a73ee651cae3ae749d2e750c3b8502b426aafb137d7a886c91f253c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4856242e0a73ee651cae3ae749d2e750c3b8502b426aafb137d7a886c91f253c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4856242e0a73ee651cae3ae749d2e750c3b8502b426aafb137d7a886c91f253c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4856242e0a73ee651cae3ae749d2e750c3b8502b426aafb137d7a886c91f253c", kill_on_drop: false }`
[INFO] [stdout] 4856242e0a73ee651cae3ae749d2e750c3b8502b426aafb137d7a886c91f253c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d103a8acbb7d187b281f0b64ae26ed8659feff7e7b0a10ccab455b1b350c6b30
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d103a8acbb7d187b281f0b64ae26ed8659feff7e7b0a10ccab455b1b350c6b30", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling biquad v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "d103a8acbb7d187b281f0b64ae26ed8659feff7e7b0a10ccab455b1b350c6b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d103a8acbb7d187b281f0b64ae26ed8659feff7e7b0a10ccab455b1b350c6b30", kill_on_drop: false }`
[INFO] [stdout] d103a8acbb7d187b281f0b64ae26ed8659feff7e7b0a10ccab455b1b350c6b30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74f420e5aef5a91e9efe9d70583c4314c82cc0bef2a38a48076b25e13c0ac113
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74f420e5aef5a91e9efe9d70583c4314c82cc0bef2a38a48076b25e13c0ac113", kill_on_drop: false }`
[INFO] [stderr]    Compiling biquad v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "74f420e5aef5a91e9efe9d70583c4314c82cc0bef2a38a48076b25e13c0ac113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f420e5aef5a91e9efe9d70583c4314c82cc0bef2a38a48076b25e13c0ac113", kill_on_drop: false }`
[INFO] [stdout] 74f420e5aef5a91e9efe9d70583c4314c82cc0bef2a38a48076b25e13c0ac113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cddaf5edf0cc9c70f4ffef50356ffc3298cc02aea6c9d71c73ce0a31f6e5aac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1cddaf5edf0cc9c70f4ffef50356ffc3298cc02aea6c9d71c73ce0a31f6e5aac", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/biquad-ecc80f89d42e0a17)
[INFO] [stdout] test tests::test_coefficients_fail_flipped_frequencies_f32 ... ok
[INFO] [stdout] test tests::test_coefficients_normal_f64 ... ok
[INFO] [stdout] test tests::test_frequency_f32 ... ok
[INFO] [stdout] test tests::test_hertz_from_f32 ... ok
[INFO] [stdout] test tests::test_hertz_from_f64 ... ok
[INFO] [stdout] test tests::test_coefficients_fail_flipped_frequencies_f64 ... ok
[INFO] [stdout] test tests::test_frequency_f64 ... ok
[INFO] [stdout] test tests::test_biquad_zeros_f32 ... ok
[INFO] [stdout] test tests::test_coefficients_fail_negative_q_f64 ... ok
[INFO] [stdout] test tests::test_biquad_zeros_f64 ... ok
[INFO] [stdout] test tests::test_coefficients_normal_f32 ... ok
[INFO] [stdout] test tests::test_coefficients_fail_negative_q_f32 ... ok
[INFO] [stderr]    Doc-tests biquad
[INFO] [stdout] test tests::test_frequency_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/frequency.rs - frequency (line 8) ... ignored
[INFO] [stdout] test src/coefficients.rs - coefficients (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.96s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cddaf5edf0cc9c70f4ffef50356ffc3298cc02aea6c9d71c73ce0a31f6e5aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cddaf5edf0cc9c70f4ffef50356ffc3298cc02aea6c9d71c73ce0a31f6e5aac", kill_on_drop: false }`
[INFO] [stdout] 1cddaf5edf0cc9c70f4ffef50356ffc3298cc02aea6c9d71c73ce0a31f6e5aac