[INFO] updating cached repository https://github.com/cameronfyfe/ripple
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 08329f564767a7422ba35e9ad0b409157df710cf
[INFO] checking cameronfyfe/ripple against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameronfyfe%2Fripple" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cameronfyfe/ripple on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cameronfyfe/ripple
[INFO] finished tweaking git repo https://github.com/cameronfyfe/ripple
[INFO] tweaked toml for git repo https://github.com/cameronfyfe/ripple written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cameronfyfe/ripple already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 743540f1147bdb6d9d90da1613a8bd8303ff9c17edaa0bb16fbf3e5a28e11d59
[INFO] running `"docker" "start" "-a" "743540f1147bdb6d9d90da1613a8bd8303ff9c17edaa0bb16fbf3e5a28e11d59"`
[INFO] [stderr]     Checking ripple v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]   --> src/lib.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             (_) => AudioFormat::Invalid
[INFO] [stderr]    |             ^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/lib.rs:142:12
[INFO] [stderr]     |
[INFO] [stderr] 142 |         if (i + chunk_size > bytes.len()) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]    --> src/lib.rs:170:13
[INFO] [stderr]     |
[INFO] [stderr] 170 |             (_)  => {
[INFO] [stderr]     |             ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]    --> src/lib.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         (_) => ()
[INFO] [stderr]     |         ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/lib.rs:153:24
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     Ok(info) => parser.fmt_chunk_processed = true,
[INFO] [stderr]     |                        ^^^^ help: consider prefixing with an underscore: `_info`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/data.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn u32_from_ieee(data: f32) -> u32 {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/data.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn u32_from_alaw(data: u8) -> u32 {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/data.rs:25:23
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn u32_from_mulaw(data: u8) -> u32 {
[INFO] [stderr]    |                       ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `u13_from_u32`
[INFO] [stderr]   --> src/data.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn u13_from_u32(data: u32) -> u16 { (data >> 22) as u16 }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `u14_from_u32`
[INFO] [stderr]   --> src/data.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn u14_from_u32(data: u32) -> u16 { (data >> 21) as u16 }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `u15_from_u32`
[INFO] [stderr]   --> src/data.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn u15_from_u32(data: u32) -> u16 { (data >> 20) as u16 }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `u16_from_u32`
[INFO] [stderr]   --> src/data.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn u16_from_u32(data: u32) -> u16 { (data >> 19) as u16 }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ChunkType`
[INFO] [stderr]   --> src/lib.rs:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | enum ChunkType {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/lib.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn id(&self) -> u32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]   --> src/lib.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             (_) => AudioFormat::Invalid
[INFO] [stderr]    |             ^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/lib.rs:142:12
[INFO] [stderr]     |
[INFO] [stderr] 142 |         if (i + chunk_size > bytes.len()) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]    --> src/lib.rs:170:13
[INFO] [stderr]     |
[INFO] [stderr] 170 |             (_)  => {
[INFO] [stderr]     |             ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around pattern
[INFO] [stderr]    --> src/lib.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         (_) => ()
[INFO] [stderr]     |         ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> src/lib.rs:153:24
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     Ok(info) => parser.fmt_chunk_processed = true,
[INFO] [stderr]     |                        ^^^^ help: consider prefixing with an underscore: `_info`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/data.rs:15:22
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn u32_from_ieee(data: f32) -> u32 {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/data.rs:20:22
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn u32_from_alaw(data: u8) -> u32 {
[INFO] [stderr]    |                      ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]   --> src/data.rs:25:23
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn u32_from_mulaw(data: u8) -> u32 {
[INFO] [stderr]    |                       ^^^^ help: consider prefixing with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `u13_from_u32`
[INFO] [stderr]   --> src/data.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn u13_from_u32(data: u32) -> u16 { (data >> 22) as u16 }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `u14_from_u32`
[INFO] [stderr]   --> src/data.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn u14_from_u32(data: u32) -> u16 { (data >> 21) as u16 }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `u15_from_u32`
[INFO] [stderr]   --> src/data.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn u15_from_u32(data: u32) -> u16 { (data >> 20) as u16 }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `u16_from_u32`
[INFO] [stderr]   --> src/data.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn u16_from_u32(data: u32) -> u16 { (data >> 19) as u16 }
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ChunkType`
[INFO] [stderr]   --> src/lib.rs:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | enum ChunkType {
[INFO] [stderr]    | ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/lib.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn id(&self) -> u32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `wavefile_array` should have an upper case name
[INFO] [stderr]   --> tests/pmc16.rs:14:7
[INFO] [stderr]    |
[INFO] [stderr] 14 | const wavefile_array: [u8; 444524] = [
[INFO] [stderr]    |       ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `WAVEFILE_ARRAY`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `"docker" "inspect" "743540f1147bdb6d9d90da1613a8bd8303ff9c17edaa0bb16fbf3e5a28e11d59"`
[INFO] running `"docker" "rm" "-f" "743540f1147bdb6d9d90da1613a8bd8303ff9c17edaa0bb16fbf3e5a28e11d59"`
[INFO] [stdout] 743540f1147bdb6d9d90da1613a8bd8303ff9c17edaa0bb16fbf3e5a28e11d59