[INFO] cloning repository https://github.com/TeslasGhost/Read-Write-WAV
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TeslasGhost/Read-Write-WAV" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeslasGhost%2FRead-Write-WAV", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeslasGhost%2FRead-Write-WAV'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffa75e25db5891496bc961b7331fa0c7fcb297ed
[INFO] checking TeslasGhost/Read-Write-WAV against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTeslasGhost%2FRead-Write-WAV" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TeslasGhost/Read-Write-WAV on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TeslasGhost/Read-Write-WAV
[INFO] finished tweaking git repo https://github.com/TeslasGhost/Read-Write-WAV
[INFO] tweaked toml for git repo https://github.com/TeslasGhost/Read-Write-WAV written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/TeslasGhost/Read-Write-WAV already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ede1c32cded9a1ad797ec3d15c112eb2fd03cd3e95550a0384699e9e2a649edc
[INFO] running `Command { std: "docker" "start" "-a" "ede1c32cded9a1ad797ec3d15c112eb2fd03cd3e95550a0384699e9e2a649edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ede1c32cded9a1ad797ec3d15c112eb2fd03cd3e95550a0384699e9e2a649edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede1c32cded9a1ad797ec3d15c112eb2fd03cd3e95550a0384699e9e2a649edc", kill_on_drop: false }`
[INFO] [stdout] ede1c32cded9a1ad797ec3d15c112eb2fd03cd3e95550a0384699e9e2a649edc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de060dda2b473ea2f18f44ce2216731a7d88996a532337f646c651ec2b190ba7
[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" "de060dda2b473ea2f18f44ce2216731a7d88996a532337f646c651ec2b190ba7", kill_on_drop: false }`
[INFO] [stderr]     Checking sample v0.6.2
[INFO] [stderr]     Checking hound v3.0.0
[INFO] [stderr]     Checking readwritewav v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ToFrameSliceMut`
[INFO] [stdout]  --> src/main.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sample::{signal, Signal, ToFrameSliceMut};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:150:27
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let start_frequency = ((begin as i32) * (sample_rate));
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:158:25
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let end_frequency = ((end as i32) * (sample_rate));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ToFrameSliceMut`
[INFO] [stdout]  --> src/main.rs:4:30
[INFO] [stdout]   |
[INFO] [stdout] 4 | use sample::{signal, Signal, ToFrameSliceMut};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:150:27
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let start_frequency = ((begin as i32) * (sample_rate));
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:158:25
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let end_frequency = ((end as i32) * (sample_rate));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `readwritewav`
[INFO] [stdout] error[E0277]: the type `[[i16; 2]]` cannot be indexed by `std::ops::Range<i32>`
[INFO] [stdout]    --> src/main.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let the_slice = &frames[start_frame..end_frame];
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `SliceIndex<[[i16; 2]]>` is not implemented for `std::ops::Range<i32>`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Index<std::ops::Range<i32>>` for `Vec<[i16; 2]>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the type `[[i16; 2]]` cannot be indexed by `std::ops::Range<i32>`
[INFO] [stdout]    --> src/main.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let the_slice = &frames[start_frame..end_frame];
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ slice indices are of type `usize` or ranges of `usize`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `SliceIndex<[[i16; 2]]>` is not implemented for `std::ops::Range<i32>`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Index<std::ops::Range<i32>>` for `Vec<[i16; 2]>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "de060dda2b473ea2f18f44ce2216731a7d88996a532337f646c651ec2b190ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de060dda2b473ea2f18f44ce2216731a7d88996a532337f646c651ec2b190ba7", kill_on_drop: false }`
[INFO] [stdout] de060dda2b473ea2f18f44ce2216731a7d88996a532337f646c651ec2b190ba7