[INFO] fetching crate mel_filter 0.1.1...
[INFO] testing mel_filter-0.1.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate mel_filter 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mel_filter 0.1.1 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 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-8/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] [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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5aa65d8516b8e916b15a9a76421a1aac974731754f3765e9c55757063bfffca
[INFO] running `Command { std: "docker" "start" "-a" "a5aa65d8516b8e916b15a9a76421a1aac974731754f3765e9c55757063bfffca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5aa65d8516b8e916b15a9a76421a1aac974731754f3765e9c55757063bfffca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5aa65d8516b8e916b15a9a76421a1aac974731754f3765e9c55757063bfffca", kill_on_drop: false }`
[INFO] [stdout] a5aa65d8516b8e916b15a9a76421a1aac974731754f3765e9c55757063bfffca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4160a20db2c34e6b1f11db491c1f51acdf2dca21d06cb6f8fff99d13cade7d0b
[INFO] running `Command { std: "docker" "start" "-a" "4160a20db2c34e6b1f11db491c1f51acdf2dca21d06cb6f8fff99d13cade7d0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling itertools-num v0.1.3
[INFO] [stderr]    Compiling mel_filter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "4160a20db2c34e6b1f11db491c1f51acdf2dca21d06cb6f8fff99d13cade7d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4160a20db2c34e6b1f11db491c1f51acdf2dca21d06cb6f8fff99d13cade7d0b", kill_on_drop: false }`
[INFO] [stdout] 4160a20db2c34e6b1f11db491c1f51acdf2dca21d06cb6f8fff99d13cade7d0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bc07ff6f283cad5321a0bd76ff829e624bfe974f07fa85bfb73b99311851c6d
[INFO] running `Command { std: "docker" "start" "-a" "0bc07ff6f283cad5321a0bd76ff829e624bfe974f07fa85bfb73b99311851c6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mel_filter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "0bc07ff6f283cad5321a0bd76ff829e624bfe974f07fa85bfb73b99311851c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc07ff6f283cad5321a0bd76ff829e624bfe974f07fa85bfb73b99311851c6d", kill_on_drop: false }`
[INFO] [stdout] 0bc07ff6f283cad5321a0bd76ff829e624bfe974f07fa85bfb73b99311851c6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7cda98742206424eee180399c25f4ab74fbf57a9e41bc8d2304147fbf2e61bed
[INFO] running `Command { std: "docker" "start" "-a" "7cda98742206424eee180399c25f4ab74fbf57a9e41bc8d2304147fbf2e61bed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mel_filter-192cbd885f628958)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests mel_filter
[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 180) ... 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_frequencies (line 226) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - mel (line 315) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - mel_frequencies (line 180) stdout ----
[INFO] [stdout] error: unexpected token: `}`
[INFO] [stdout]  --> src/lib.rs:182:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | } _doctest_main_src_lib_rs_180_0() }
[INFO] [stdout]   | ^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `mel` in this scope
[INFO] [stdout]  --> src/lib.rs:181:1
[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] 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:181:23
[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:181:34
[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 180)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7cda98742206424eee180399c25f4ab74fbf57a9e41bc8d2304147fbf2e61bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cda98742206424eee180399c25f4ab74fbf57a9e41bc8d2304147fbf2e61bed", kill_on_drop: false }`
[INFO] [stdout] 7cda98742206424eee180399c25f4ab74fbf57a9e41bc8d2304147fbf2e61bed