[INFO] cloning repository https://github.com/julientregoat/aiff-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julientregoat/aiff-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulientregoat%2Faiff-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulientregoat%2Faiff-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b5562b840cfd00a6a13aa46df42512178e7e5a88
[INFO] checking julientregoat/aiff-rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulientregoat%2Faiff-rs" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/julientregoat/aiff-rs 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/julientregoat/aiff-rs
[INFO] finished tweaking git repo https://github.com/julientregoat/aiff-rs
[INFO] tweaked toml for git repo https://github.com/julientregoat/aiff-rs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/julientregoat/aiff-rs 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "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] f52f0bb87356b5f7bbddb51bc6b8cccddf7d207d5421151965d26aa209cc0bff
[INFO] running `"docker" "start" "-a" "f52f0bb87356b5f7bbddb51bc6b8cccddf7d207d5421151965d26aa209cc0bff"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking rust_decimal v1.0.2
[INFO] [stderr]     Checking aiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `stop`
[INFO] [stderr]    --> src/chunks/mod.rs:236:13
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let stop = start + sound_size as usize;
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_stop`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/chunks/mod.rs:361:17
[INFO] [stderr]     |
[INFO] [stderr] 361 |             let mut size = buf.get_u32_be();
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `size`
[INFO] [stderr]   --> src/chunks/mod.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     size: i32,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_pstring`
[INFO] [stderr]    --> src/chunks/mod.rs:256:1
[INFO] [stderr]     |
[INFO] [stderr] 256 | pub fn read_pstring(buf: Buffer) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Marker`
[INFO] [stderr]    --> src/chunks/mod.rs:267:1
[INFO] [stderr]     |
[INFO] [stderr] 267 | struct Marker {
[INFO] [stderr]     | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MarkerChunk`
[INFO] [stderr]    --> src/chunks/mod.rs:273:1
[INFO] [stderr]     |
[INFO] [stderr] 273 | struct MarkerChunk {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `chunk_type`
[INFO] [stderr]    --> src/chunks/mod.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     chunk_type: TextChunkType,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `size`
[INFO] [stderr]    --> src/chunks/mod.rs:288:5
[INFO] [stderr]     |
[INFO] [stderr] 288 |     size: i32,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `version`
[INFO] [stderr]    --> src/chunks/mod.rs:323:5
[INFO] [stderr]     |
[INFO] [stderr] 323 |     version: [u8; 2],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/chunks/reader.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             form.load_chunks(&mut self.buf);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stop`
[INFO] [stderr]    --> src/chunks/mod.rs:236:13
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let stop = start + sound_size as usize;
[INFO] [stderr]     |             ^^^^ help: consider prefixing with an underscore: `_stop`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/chunks/mod.rs:361:17
[INFO] [stderr]     |
[INFO] [stderr] 361 |             let mut size = buf.get_u32_be();
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `size`
[INFO] [stderr]   --> src/chunks/mod.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     size: i32,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_pstring`
[INFO] [stderr]    --> src/chunks/mod.rs:256:1
[INFO] [stderr]     |
[INFO] [stderr] 256 | pub fn read_pstring(buf: Buffer) -> String {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Marker`
[INFO] [stderr]    --> src/chunks/mod.rs:267:1
[INFO] [stderr]     |
[INFO] [stderr] 267 | struct Marker {
[INFO] [stderr]     | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MarkerChunk`
[INFO] [stderr]    --> src/chunks/mod.rs:273:1
[INFO] [stderr]     |
[INFO] [stderr] 273 | struct MarkerChunk {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `chunk_type`
[INFO] [stderr]    --> src/chunks/mod.rs:287:5
[INFO] [stderr]     |
[INFO] [stderr] 287 |     chunk_type: TextChunkType,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `size`
[INFO] [stderr]    --> src/chunks/mod.rs:288:5
[INFO] [stderr]     |
[INFO] [stderr] 288 |     size: i32,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `version`
[INFO] [stderr]    --> src/chunks/mod.rs:323:5
[INFO] [stderr]     |
[INFO] [stderr] 323 |     version: [u8; 2],
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/chunks/reader.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             form.load_chunks(&mut self.buf);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `"docker" "inspect" "f52f0bb87356b5f7bbddb51bc6b8cccddf7d207d5421151965d26aa209cc0bff"`
[INFO] running `"docker" "rm" "-f" "f52f0bb87356b5f7bbddb51bc6b8cccddf7d207d5421151965d26aa209cc0bff"`
[INFO] [stdout] f52f0bb87356b5f7bbddb51bc6b8cccddf7d207d5421151965d26aa209cc0bff