[INFO] cloning repository https://github.com/JonathanWilbur/g711a-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonathanWilbur/g711a-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWilbur%2Fg711a-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWilbur%2Fg711a-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0b747b53acb7393cf450d41de22affb25ffce4cf
[INFO] checking JonathanWilbur/g711a-rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWilbur%2Fg711a-rs" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JonathanWilbur/g711a-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/JonathanWilbur/g711a-rs
[INFO] finished tweaking git repo https://github.com/JonathanWilbur/g711a-rs
[INFO] tweaked toml for git repo https://github.com/JonathanWilbur/g711a-rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/JonathanWilbur/g711a-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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 0cfba1a7a4d64377a0213848c2177c1a326ef731196443b408cf6d5a78574aa9
[INFO] running `"docker" "start" "-a" "0cfba1a7a4d64377a0213848c2177c1a326ef731196443b408cf6d5a78574aa9"`
[INFO] [stderr]    Compiling g711a v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `lsb` is never read
[INFO] [stderr]   --> src/lib.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut lsb: u8 = 0;
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `position` is never read
[INFO] [stderr]   --> src/lib.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut position: u8 = 0;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `decoded` is never read
[INFO] [stderr]   --> src/lib.rs:37:10
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let mut decoded: i16 = 0;
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/lib.rs:78:28
[INFO] [stderr]    |
[INFO] [stderr] 78 |                         Ok(a) => {},
[INFO] [stderr]    |                            ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/lib.rs:83:28
[INFO] [stderr]    |
[INFO] [stderr] 83 |                         Ok(a) => {},
[INFO] [stderr]    |                            ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: foreign function is never used: `ALaw_Encode`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn ALaw_Encode (number: std::os::raw::c_short) -> std::os::raw::c_schar;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: foreign function is never used: `ALaw_Decode`
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn ALaw_Decode (number: std::os::raw::c_schar) -> std::os::raw::c_short;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]   --> src/lib.rs:58:1
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn main() -> io::Result<()> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `lsb` is never read
[INFO] [stderr]   --> src/lib.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut lsb: u8 = 0;
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `position` is never read
[INFO] [stderr]   --> src/lib.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let mut position: u8 = 0;
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `decoded` is never read
[INFO] [stderr]   --> src/lib.rs:37:10
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let mut decoded: i16 = 0;
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/lib.rs:78:28
[INFO] [stderr]    |
[INFO] [stderr] 78 |                         Ok(a) => {},
[INFO] [stderr]    |                            ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/lib.rs:83:28
[INFO] [stderr]    |
[INFO] [stderr] 83 |                         Ok(a) => {},
[INFO] [stderr]    |                            ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `"docker" "inspect" "0cfba1a7a4d64377a0213848c2177c1a326ef731196443b408cf6d5a78574aa9"`
[INFO] running `"docker" "rm" "-f" "0cfba1a7a4d64377a0213848c2177c1a326ef731196443b408cf6d5a78574aa9"`
[INFO] [stdout] 0cfba1a7a4d64377a0213848c2177c1a326ef731196443b408cf6d5a78574aa9