[INFO] cloning repository https://github.com/JonathanWilbur/g711a-rs
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWilbur%2Fg711a-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b747b53acb7393cf450d41de22affb25ffce4cf
[INFO] testing JonathanWilbur/g711a-rs against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWilbur%2Fg711a-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JonathanWilbur/g711a-rs on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] crate git repo https://github.com/JonathanWilbur/g711a-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b8c9b78c48c272f762209b686933f56d38d6015f0ed6888d6f7b430d113a6bd
[INFO] running `Command { std: "docker" "start" "-a" "9b8c9b78c48c272f762209b686933f56d38d6015f0ed6888d6f7b430d113a6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b8c9b78c48c272f762209b686933f56d38d6015f0ed6888d6f7b430d113a6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8c9b78c48c272f762209b686933f56d38d6015f0ed6888d6f7b430d113a6bd", kill_on_drop: false }`
[INFO] [stdout] 9b8c9b78c48c272f762209b686933f56d38d6015f0ed6888d6f7b430d113a6bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51664966d07ea41b2e6321928ab04d05d8bc07d3d1445a9d9a577097036bee95
[INFO] running `Command { std: "docker" "start" "-a" "51664966d07ea41b2e6321928ab04d05d8bc07d3d1445a9d9a577097036bee95", kill_on_drop: false }`
[INFO] [stderr]    Compiling g711a v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stdout] warning: value assigned to `lsb` is never read
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut lsb: u8 = 0;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `position` is never read
[INFO] [stdout]   --> src/lib.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut position: u8 = 0;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `decoded` is never read
[INFO] [stdout]   --> src/lib.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut decoded: i16 = 0;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/lib.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |                         Ok(a) => {},
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/lib.rs:83:28
[INFO] [stdout]    |
[INFO] [stdout] 83 |                         Ok(a) => {},
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ALaw_Encode`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn ALaw_Encode (number: std::os::raw::c_short) -> std::os::raw::c_schar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ALaw_Decode`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn ALaw_Decode (number: std::os::raw::c_schar) -> std::os::raw::c_short;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]   --> src/lib.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn main() -> io::Result<()> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "51664966d07ea41b2e6321928ab04d05d8bc07d3d1445a9d9a577097036bee95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51664966d07ea41b2e6321928ab04d05d8bc07d3d1445a9d9a577097036bee95", kill_on_drop: false }`
[INFO] [stdout] 51664966d07ea41b2e6321928ab04d05d8bc07d3d1445a9d9a577097036bee95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76338a0c089b58e0a31a36387b9c0c9a96b35c1743c77971506f4f1087a71306
[INFO] running `Command { std: "docker" "start" "-a" "76338a0c089b58e0a31a36387b9c0c9a96b35c1743c77971506f4f1087a71306", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `lsb` is never read
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut lsb: u8 = 0;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `position` is never read
[INFO] [stdout]   --> src/lib.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut position: u8 = 0;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `decoded` is never read
[INFO] [stdout]   --> src/lib.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut decoded: i16 = 0;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/lib.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |                         Ok(a) => {},
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling g711a v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/lib.rs:83:28
[INFO] [stdout]    |
[INFO] [stdout] 83 |                         Ok(a) => {},
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ALaw_Encode`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn ALaw_Encode (number: std::os::raw::c_short) -> std::os::raw::c_schar;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ALaw_Decode`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn ALaw_Decode (number: std::os::raw::c_schar) -> std::os::raw::c_short;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main`
[INFO] [stdout]   --> src/lib.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn main() -> io::Result<()> {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lsb` is never read
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut lsb: u8 = 0;
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `position` is never read
[INFO] [stdout]   --> src/lib.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut position: u8 = 0;
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `decoded` is never read
[INFO] [stdout]   --> src/lib.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut decoded: i16 = 0;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/lib.rs:78:28
[INFO] [stdout]    |
[INFO] [stdout] 78 |                         Ok(a) => {},
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/lib.rs:83:28
[INFO] [stdout]    |
[INFO] [stdout] 83 |                         Ok(a) => {},
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "76338a0c089b58e0a31a36387b9c0c9a96b35c1743c77971506f4f1087a71306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76338a0c089b58e0a31a36387b9c0c9a96b35c1743c77971506f4f1087a71306", kill_on_drop: false }`
[INFO] [stdout] 76338a0c089b58e0a31a36387b9c0c9a96b35c1743c77971506f4f1087a71306
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c57f2a416949eeb5031687772cdab489666389dfed50b85a4b2360408fbc98d
[INFO] running `Command { std: "docker" "start" "-a" "0c57f2a416949eeb5031687772cdab489666389dfed50b85a4b2360408fbc98d", kill_on_drop: false }`
[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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: 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: 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:58:4
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn main() -> io::Result<()> {
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[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: if this is intentional, prefix it 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: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/g711a-270728cbdf39284f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests g711a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c57f2a416949eeb5031687772cdab489666389dfed50b85a4b2360408fbc98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c57f2a416949eeb5031687772cdab489666389dfed50b85a4b2360408fbc98d", kill_on_drop: false }`
[INFO] [stdout] 0c57f2a416949eeb5031687772cdab489666389dfed50b85a4b2360408fbc98d