[INFO] fetching crate mel_filter 0.1.1...
[INFO] testing mel_filter-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate mel_filter 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mel_filter 0.1.1
[INFO] finished tweaking crates.io crate mel_filter 0.1.1
[INFO] tweaked toml for crates.io crate mel_filter 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mel_filter 0.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e08794258e6b7ae380dd6c9284f29199b3d97079568e3fd05515b08a0734298
[INFO] running `Command { std: "docker" "start" "-a" "7e08794258e6b7ae380dd6c9284f29199b3d97079568e3fd05515b08a0734298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e08794258e6b7ae380dd6c9284f29199b3d97079568e3fd05515b08a0734298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e08794258e6b7ae380dd6c9284f29199b3d97079568e3fd05515b08a0734298", kill_on_drop: false }`
[INFO] [stdout] 7e08794258e6b7ae380dd6c9284f29199b3d97079568e3fd05515b08a0734298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6d2a89892b875414087943eea61c4ef930878686a995ab992a720436ebf185e
[INFO] running `Command { std: "docker" "start" "-a" "c6d2a89892b875414087943eea61c4ef930878686a995ab992a720436ebf185e", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools-num v0.1.3
[INFO] [stderr]    Compiling mel_filter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "c6d2a89892b875414087943eea61c4ef930878686a995ab992a720436ebf185e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d2a89892b875414087943eea61c4ef930878686a995ab992a720436ebf185e", kill_on_drop: false }`
[INFO] [stdout] c6d2a89892b875414087943eea61c4ef930878686a995ab992a720436ebf185e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ec4c1daf71d5575a305d0aaff9258cb99bdda9f75ced0136481135acb2f5fdc
[INFO] running `Command { std: "docker" "start" "-a" "7ec4c1daf71d5575a305d0aaff9258cb99bdda9f75ced0136481135acb2f5fdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling mel_filter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "7ec4c1daf71d5575a305d0aaff9258cb99bdda9f75ced0136481135acb2f5fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec4c1daf71d5575a305d0aaff9258cb99bdda9f75ced0136481135acb2f5fdc", kill_on_drop: false }`
[INFO] [stdout] 7ec4c1daf71d5575a305d0aaff9258cb99bdda9f75ced0136481135acb2f5fdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62a161bfa0e879504a7faa3de2bc3fee78a0570bb15069939dc4658c350bd3e8
[INFO] running `Command { std: "docker" "start" "-a" "62a161bfa0e879504a7faa3de2bc3fee78a0570bb15069939dc4658c350bd3e8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mel_filter-49e42aac55504e53)
[INFO] [stderr]    Doc-tests mel_filter
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - mel_frequencies (line 179) ... FAILED
[INFO] [stdout] test src/lib.rs - mel_to_hz (line 101) ... ok
[INFO] [stdout] test src/lib.rs - hz_to_mel (line 28) ... ok
[INFO] [stdout] test src/lib.rs - fft_frequencies (line 280) ... ok
[INFO] [stdout] test src/lib.rs - mel (line 315) ... ok
[INFO] [stdout] test src/lib.rs - mel_frequencies (line 225) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - mel_frequencies (line 179) stdout ----
[INFO] [stdout] error: unexpected token: `}`
[INFO] [stdout]  --> src/lib.rs:181:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | } _doctest_main_src_lib_rs_179_0() }
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `mel` in this scope
[INFO] [stdout]  --> src/lib.rs:180:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | mel = 2595.0 * (1.0 + f / 700.0).log10().
[INFO] [stdout]   | ^^^
[INFO] [stdout]   |
[INFO] [stdout] help: you might have meant to introduce a new binding
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mel = 2595.0 * (1.0 + f / 700.0).log10().
[INFO] [stdout]   | +++
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 + use mel_filter::mel;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `f` in this scope
[INFO] [stdout]  --> src/lib.rs:180:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | mel = 2595.0 * (1.0 + f / 700.0).log10().
[INFO] [stdout]   |                       ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0689]: can't call method `log10` on ambiguous numeric type `{float}`
[INFO] [stdout]  --> src/lib.rs:180:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | mel = 2595.0 * (1.0 + f / 700.0).log10().
[INFO] [stdout]   |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0689.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - mel_frequencies (line 179)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "62a161bfa0e879504a7faa3de2bc3fee78a0570bb15069939dc4658c350bd3e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a161bfa0e879504a7faa3de2bc3fee78a0570bb15069939dc4658c350bd3e8", kill_on_drop: false }`
[INFO] [stdout] 62a161bfa0e879504a7faa3de2bc3fee78a0570bb15069939dc4658c350bd3e8