[INFO] cloning repository https://github.com/alexey-detr/fft-codecs-research [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexey-detr/fft-codecs-research" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexey-detr%2Ffft-codecs-research"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexey-detr%2Ffft-codecs-research'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9c2795440c9813e4bed6bef3402092fffd5cb4ae [INFO] checking alexey-detr/fft-codecs-research against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexey-detr%2Ffft-codecs-research" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexey-detr/fft-codecs-research on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/alexey-detr/fft-codecs-research [INFO] finished tweaking git repo https://github.com/alexey-detr/fft-codecs-research [INFO] tweaked toml for git repo https://github.com/alexey-detr/fft-codecs-research written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/alexey-detr/fft-codecs-research already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 65bfb588feffea41893a124e3b731fc03b887c998da3077f498fbedc603d4f4a [INFO] running `"docker" "start" "-a" "65bfb588feffea41893a124e3b731fc03b887c998da3077f498fbedc603d4f4a"` [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Checking num-integer v0.1.41 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking rustfft v0.0.3 [INFO] [stderr] Checking fft-codecs-research v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/wav.rs:71:18 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn read_data(path: &Path) { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_data` [INFO] [stderr] --> src/wav.rs:71:1 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn read_data(path: &Path) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `test_name` [INFO] [stderr] --> src/codec.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | test_name: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `name` [INFO] [stderr] --> src/codec.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | name: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `bitrate_template` [INFO] [stderr] --> src/codec.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | bitrate_template: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `mode_template` [INFO] [stderr] --> src/codec.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | mode_template: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `decoding_flag` [INFO] [stderr] --> src/codec.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | decoding_flag: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/wav.rs:71:18 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn read_data(path: &Path) { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_data` [INFO] [stderr] --> src/wav.rs:71:1 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn read_data(path: &Path) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `test_name` [INFO] [stderr] --> src/codec.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | test_name: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `name` [INFO] [stderr] --> src/codec.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | name: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `bitrate_template` [INFO] [stderr] --> src/codec.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | bitrate_template: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `mode_template` [INFO] [stderr] --> src/codec.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | mode_template: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `decoding_flag` [INFO] [stderr] --> src/codec.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | decoding_flag: &'static str, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.52s [INFO] running `"docker" "inspect" "65bfb588feffea41893a124e3b731fc03b887c998da3077f498fbedc603d4f4a"` [INFO] running `"docker" "rm" "-f" "65bfb588feffea41893a124e3b731fc03b887c998da3077f498fbedc603d4f4a"` [INFO] [stdout] 65bfb588feffea41893a124e3b731fc03b887c998da3077f498fbedc603d4f4a