[INFO] cloning repository https://github.com/BonsaiDen/vorbis-enc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BonsaiDen/vorbis-enc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBonsaiDen%2Fvorbis-enc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBonsaiDen%2Fvorbis-enc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d78e6262623de80b94d34a260cc863c6693286b
[INFO] testing BonsaiDen/vorbis-enc against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBonsaiDen%2Fvorbis-enc" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BonsaiDen/vorbis-enc on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BonsaiDen/vorbis-enc
[INFO] finished tweaking git repo https://github.com/BonsaiDen/vorbis-enc
[INFO] tweaked toml for git repo https://github.com/BonsaiDen/vorbis-enc written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/BonsaiDen/vorbis-enc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.1.30
[INFO] [stderr]   Downloaded rustc-serialize v0.3.19
[INFO] [stderr]   Downloaded vorbisenc-sys v0.0.1
[INFO] [stderr]   Downloaded ogg-sys v0.0.9
[INFO] [stderr]   Downloaded vorbisfile-sys v0.0.8
[INFO] [stderr]   Downloaded quine-mc_cluskey v0.2.2
[INFO] [stderr]   Downloaded gcc v0.3.28
[INFO] [stderr]   Downloaded nom v1.2.3
[INFO] [stderr]   Downloaded regex-syntax v0.3.2
[INFO] [stderr]   Downloaded vorbis-sys v0.0.8
[INFO] [stderr]   Downloaded unicode-normalization v0.1.2
[INFO] [stderr]   Downloaded clippy v0.0.68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8deb22b80dfe2f3631fc2a5aa2023dbe131d10a8cadac40b45bff7a2e4b42ab7
[INFO] running `Command { std: "docker" "start" "-a" "8deb22b80dfe2f3631fc2a5aa2023dbe131d10a8cadac40b45bff7a2e4b42ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8deb22b80dfe2f3631fc2a5aa2023dbe131d10a8cadac40b45bff7a2e4b42ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8deb22b80dfe2f3631fc2a5aa2023dbe131d10a8cadac40b45bff7a2e4b42ab7", kill_on_drop: false }`
[INFO] [stdout] 8deb22b80dfe2f3631fc2a5aa2023dbe131d10a8cadac40b45bff7a2e4b42ab7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e226d0bc0f97f8bb551433580c33d9b8138e0e9813d7841640a6cb6d1105ac13
[INFO] running `Command { std: "docker" "start" "-a" "e226d0bc0f97f8bb551433580c33d9b8138e0e9813d7841640a6cb6d1105ac13", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.28
[INFO] [stderr]    Compiling libc v0.2.11
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling ogg-sys v0.0.9
[INFO] [stderr]    Compiling vorbis-sys v0.0.8
[INFO] [stderr]    Compiling vorbisfile-sys v0.0.8
[INFO] [stderr]    Compiling vorbisenc-sys v0.0.1
[INFO] [stderr]    Compiling vorbis-enc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/encoder.rs:333:50
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 CString::new("ENCODER").unwrap().as_ptr(),
[INFO] [stdout]     |                 -------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/encoder.rs:334:56
[INFO] [stdout]     |
[INFO] [stdout] 334 |                 CString::new("vorbis_enc.rs").unwrap().as_ptr()
[INFO] [stdout]     |                 -------------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> src/encoder.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 self.state == EncoderState::Closed;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "e226d0bc0f97f8bb551433580c33d9b8138e0e9813d7841640a6cb6d1105ac13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e226d0bc0f97f8bb551433580c33d9b8138e0e9813d7841640a6cb6d1105ac13", kill_on_drop: false }`
[INFO] [stdout] e226d0bc0f97f8bb551433580c33d9b8138e0e9813d7841640a6cb6d1105ac13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2ac21351da69c1c902906b2f92c8c2d570e779dec3cd7ba00056d792f0d5052
[INFO] running `Command { std: "docker" "start" "-a" "c2ac21351da69c1c902906b2f92c8c2d570e779dec3cd7ba00056d792f0d5052", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/encoder.rs:333:50
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 CString::new("ENCODER").unwrap().as_ptr(),
[INFO] [stdout]     |                 -------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vorbis-enc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/encoder.rs:334:56
[INFO] [stdout]     |
[INFO] [stdout] 334 |                 CString::new("vorbis_enc.rs").unwrap().as_ptr()
[INFO] [stdout]     |                 -------------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> src/encoder.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 self.state == EncoderState::Closed;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/encoder.rs:333:50
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 CString::new("ENCODER").unwrap().as_ptr(),
[INFO] [stdout]     |                 -------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/encoder.rs:334:56
[INFO] [stdout]     |
[INFO] [stdout] 334 |                 CString::new("vorbis_enc.rs").unwrap().as_ptr()
[INFO] [stdout]     |                 -------------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused comparison that must be used
[INFO] [stdout]    --> src/encoder.rs:200:17
[INFO] [stdout]     |
[INFO] [stdout] 200 |                 self.state == EncoderState::Closed;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "c2ac21351da69c1c902906b2f92c8c2d570e779dec3cd7ba00056d792f0d5052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2ac21351da69c1c902906b2f92c8c2d570e779dec3cd7ba00056d792f0d5052", kill_on_drop: false }`
[INFO] [stdout] c2ac21351da69c1c902906b2f92c8c2d570e779dec3cd7ba00056d792f0d5052
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f1ddcf3a559a80a3b7466bd02de752df82ecbf09d33b8895420b913f448fd3a5
[INFO] running `Command { std: "docker" "start" "-a" "f1ddcf3a559a80a3b7466bd02de752df82ecbf09d33b8895420b913f448fd3a5", kill_on_drop: false }`
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]    --> src/encoder.rs:333:50
[INFO] [stderr]     |
[INFO] [stderr] 333 |                 CString::new("ENCODER").unwrap().as_ptr(),
[INFO] [stderr]     |                 -------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stderr]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]    --> src/encoder.rs:334:56
[INFO] [stderr]     |
[INFO] [stderr] 334 |                 CString::new("vorbis_enc.rs").unwrap().as_ptr()
[INFO] [stderr]     |                 -------------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]     |
[INFO] [stderr]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/encoder.rs:200:17
[INFO] [stderr]     |
[INFO] [stderr] 200 |                 self.state == EncoderState::Closed;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]    --> src/encoder.rs:333:50
[INFO] [stderr]     |
[INFO] [stderr] 333 |                 CString::new("ENCODER").unwrap().as_ptr(),
[INFO] [stderr]     |                 -------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stderr]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: getting the inner pointer of a temporary `CString`
[INFO] [stderr]    --> src/encoder.rs:334:56
[INFO] [stderr]     |
[INFO] [stderr] 334 |                 CString::new("vorbis_enc.rs").unwrap().as_ptr()
[INFO] [stderr]     |                 -------------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stderr]     |
[INFO] [stderr]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stderr]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/encoder.rs:200:17
[INFO] [stderr]     |
[INFO] [stderr] 200 |                 self.state == EncoderState::Closed;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vorbis_enc-069ff89991a4930a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vorbis-enc
[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] [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" "f1ddcf3a559a80a3b7466bd02de752df82ecbf09d33b8895420b913f448fd3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1ddcf3a559a80a3b7466bd02de752df82ecbf09d33b8895420b913f448fd3a5", kill_on_drop: false }`
[INFO] [stdout] f1ddcf3a559a80a3b7466bd02de752df82ecbf09d33b8895420b913f448fd3a5