[INFO] cloning repository https://github.com/inq/sprout
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inq/sprout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finq%2Fsprout", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finq%2Fsprout'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5086aaac24579baf3df150420906d9d382f8791c
[INFO] testing inq/sprout against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finq%2Fsprout" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/inq/sprout on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/inq/sprout
[INFO] finished tweaking git repo https://github.com/inq/sprout
[INFO] tweaked toml for git repo https://github.com/inq/sprout written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/inq/sprout already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lopdf v0.19.0
[INFO] [stderr]   Downloaded ghakuf v0.5.3
[INFO] [stderr]   Downloaded pom v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8eb81fb1a8155b7fe7d97cf36798843b28e435edbee4eabbdceec6e720d5640
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d8eb81fb1a8155b7fe7d97cf36798843b28e435edbee4eabbdceec6e720d5640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8eb81fb1a8155b7fe7d97cf36798843b28e435edbee4eabbdceec6e720d5640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8eb81fb1a8155b7fe7d97cf36798843b28e435edbee4eabbdceec6e720d5640", kill_on_drop: false }`
[INFO] [stdout] d8eb81fb1a8155b7fe7d97cf36798843b28e435edbee4eabbdceec6e720d5640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ae4ed9b7ed74096f28f1b99b413e53409a6b7f0bd2512e78ff423fb824e13fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7ae4ed9b7ed74096f28f1b99b413e53409a6b7f0bd2512e78ff423fb824e13fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling ghakuf v0.5.3
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling flate2 v1.0.6
[INFO] [stderr]    Compiling lopdf v0.19.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling sprout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VertLine`
[INFO] [stdout]  --> src/recognizer/bar/mod.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::common::{Fixed, Object, VertLine};
[INFO] [stdout]   |                                    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Smf`
[INFO] [stdout]  --> src/smf/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Smf {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Action`
[INFO] [stdout]   --> src/smf/mod.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Action {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `time`
[INFO] [stdout]   --> src/smf/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn time(&self) -> u32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/smf/mod.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn new(bpm: u32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/smf/mod.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn write(&mut self, collectors: &[Collector]) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/recognizer/stanza.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     x: Fixed,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Stanza` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/recognizer/stanza.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/recognizer/stanza.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     width: Fixed,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Stanza` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/recognizer/stanza.rs:6:10
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.75s
[INFO] running `Command { std: "docker" "inspect" "7ae4ed9b7ed74096f28f1b99b413e53409a6b7f0bd2512e78ff423fb824e13fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae4ed9b7ed74096f28f1b99b413e53409a6b7f0bd2512e78ff423fb824e13fd", kill_on_drop: false }`
[INFO] [stdout] 7ae4ed9b7ed74096f28f1b99b413e53409a6b7f0bd2512e78ff423fb824e13fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1af5e0af1198c1570dfac0ce6b65ae8185319e0b11babfc4760d7bf0e8c6018d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1af5e0af1198c1570dfac0ce6b65ae8185319e0b11babfc4760d7bf0e8c6018d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sprout v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VertLine`
[INFO] [stdout]  --> src/recognizer/bar/mod.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::common::{Fixed, Object, VertLine};
[INFO] [stdout]   |                                    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Smf`
[INFO] [stdout]  --> src/smf/mod.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Smf {
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Action`
[INFO] [stdout]   --> src/smf/mod.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub enum Action {
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `time`
[INFO] [stdout]   --> src/smf/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn time(&self) -> u32 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/smf/mod.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn new(bpm: u32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/smf/mod.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn write(&mut self, collectors: &[Collector]) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/recognizer/stanza.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     x: Fixed,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Stanza` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/recognizer/stanza.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/recognizer/stanza.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     width: Fixed,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Stanza` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/recognizer/stanza.rs:6:10
[INFO] [stdout]    |
[INFO] [stdout] 6  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1af5e0af1198c1570dfac0ce6b65ae8185319e0b11babfc4760d7bf0e8c6018d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af5e0af1198c1570dfac0ce6b65ae8185319e0b11babfc4760d7bf0e8c6018d", kill_on_drop: false }`
[INFO] [stdout] 1af5e0af1198c1570dfac0ce6b65ae8185319e0b11babfc4760d7bf0e8c6018d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5bf3fa99f4f89b282bf593045b7d278e22dbad0f3030721d605d53e71808b605
[INFO] running `Command { std: "docker" "start" "-a" "5bf3fa99f4f89b282bf593045b7d278e22dbad0f3030721d605d53e71808b605", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `VertLine`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/recognizer/bar/mod.rs:3:36
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 3 | use crate::common::{Fixed, Object, VertLine};
[INFO] [stdout] 
[INFO] [stderr]   |                                    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Smf`
[INFO] [stderr]  --> src/smf/mod.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Smf {
[INFO] [stderr]   |            ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Action`
[INFO] [stderr]   --> src/smf/mod.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub enum Action {
[INFO] [stderr]    |          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `time`
[INFO] [stderr]   --> src/smf/mod.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn time(&self) -> u32 {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/smf/mod.rs:36:12
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn new(bpm: u32) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write`
[INFO] [stderr]   --> src/smf/mod.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub fn write(&mut self, collectors: &[Collector]) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]  --> src/recognizer/stanza.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     x: Fixed,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: `Stanza` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/recognizer/stanza.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/recognizer/stanza.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     width: Fixed,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Stanza` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/recognizer/stanza.rs:6:10
[INFO] [stderr]    |
[INFO] [stderr] 6  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `sprout` (bin "sprout" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sprout-07e91024d84ba04a)
[INFO] running `Command { std: "docker" "inspect" "5bf3fa99f4f89b282bf593045b7d278e22dbad0f3030721d605d53e71808b605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf3fa99f4f89b282bf593045b7d278e22dbad0f3030721d605d53e71808b605", kill_on_drop: false }`
[INFO] [stdout] 5bf3fa99f4f89b282bf593045b7d278e22dbad0f3030721d605d53e71808b605