[INFO] cloning repository https://github.com/DpEpsilon/synthapse-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DpEpsilon/synthapse-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDpEpsilon%2Fsynthapse-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDpEpsilon%2Fsynthapse-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f4f1f33f84c6aedc0963403109cce4c7ddf350d
[INFO] testing DpEpsilon/synthapse-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDpEpsilon%2Fsynthapse-rs" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DpEpsilon/synthapse-rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DpEpsilon/synthapse-rs
[INFO] finished tweaking git repo https://github.com/DpEpsilon/synthapse-rs
[INFO] tweaked toml for git repo https://github.com/DpEpsilon/synthapse-rs written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/DpEpsilon/synthapse-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4db64e6745db61755e8662849b7e8985f72d1042ea8b0c6ffcefcaee1bd49238
[INFO] running `Command { std: "docker" "start" "-a" "4db64e6745db61755e8662849b7e8985f72d1042ea8b0c6ffcefcaee1bd49238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4db64e6745db61755e8662849b7e8985f72d1042ea8b0c6ffcefcaee1bd49238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db64e6745db61755e8662849b7e8985f72d1042ea8b0c6ffcefcaee1bd49238", kill_on_drop: false }`
[INFO] [stdout] 4db64e6745db61755e8662849b7e8985f72d1042ea8b0c6ffcefcaee1bd49238
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67ee196edfbdd88b9281855ed5d2cfdcbf30fc3ab29a5d0a46131bb53f8569dd
[INFO] running `Command { std: "docker" "start" "-a" "67ee196edfbdd88b9281855ed5d2cfdcbf30fc3ab29a5d0a46131bb53f8569dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling dimensioned v0.7.0
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling synthapse_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `SAMPLE_RATE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn SAMPLE_RATE()             -> si::Hertz<f64>  { 44100.0 * si::HZ }
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `sample_rate`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `TUNING_NOTE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn TUNING_NOTE()             -> si::Hertz<f64>  { 440.0 * si::HZ }
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `tuning_note`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `NOTES_IN_SCALE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn NOTES_IN_SCALE()          -> u64             { 12 }
[INFO] [stdout]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `notes_in_scale`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `BEAT_LENGTH` should have a snake case name
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn BEAT_LENGTH()             -> si::Second<f64> { 0.25 * si::S }
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `beat_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `TIME_PER_SAMPLE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn TIME_PER_SAMPLE()         -> si::Second<f64> { 1.0 / SAMPLE_RATE() }
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `time_per_sample`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `SMALLEST_INTERVAL_RATIO` should have a snake case name
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn SMALLEST_INTERVAL_RATIO() -> f64             { (2.0 as f64).powf(1.0 / (NOTES_IN_SCALE() as f64)) }
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `smallest_interval_ratio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 stdout().write(&buf);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized] target(s) in 9.61s
[INFO] running `Command { std: "docker" "inspect" "67ee196edfbdd88b9281855ed5d2cfdcbf30fc3ab29a5d0a46131bb53f8569dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ee196edfbdd88b9281855ed5d2cfdcbf30fc3ab29a5d0a46131bb53f8569dd", kill_on_drop: false }`
[INFO] [stdout] 67ee196edfbdd88b9281855ed5d2cfdcbf30fc3ab29a5d0a46131bb53f8569dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c9dcafea25a2b4d36c3a259c2f990f370042a0fec825252c6838d540335d9eb
[INFO] running `Command { std: "docker" "start" "-a" "3c9dcafea25a2b4d36c3a259c2f990f370042a0fec825252c6838d540335d9eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling synthapse_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `SAMPLE_RATE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn SAMPLE_RATE()             -> si::Hertz<f64>  { 44100.0 * si::HZ }
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `sample_rate`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `TUNING_NOTE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn TUNING_NOTE()             -> si::Hertz<f64>  { 440.0 * si::HZ }
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `tuning_note`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `NOTES_IN_SCALE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn NOTES_IN_SCALE()          -> u64             { 12 }
[INFO] [stdout]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `notes_in_scale`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `BEAT_LENGTH` should have a snake case name
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn BEAT_LENGTH()             -> si::Second<f64> { 0.25 * si::S }
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `beat_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `TIME_PER_SAMPLE` should have a snake case name
[INFO] [stdout]   --> src/main.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn TIME_PER_SAMPLE()         -> si::Second<f64> { 1.0 / SAMPLE_RATE() }
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `time_per_sample`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `SMALLEST_INTERVAL_RATIO` should have a snake case name
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn SMALLEST_INTERVAL_RATIO() -> f64             { (2.0 as f64).powf(1.0 / (NOTES_IN_SCALE() as f64)) }
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `smallest_interval_ratio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 stdout().write(&buf);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "3c9dcafea25a2b4d36c3a259c2f990f370042a0fec825252c6838d540335d9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9dcafea25a2b4d36c3a259c2f990f370042a0fec825252c6838d540335d9eb", kill_on_drop: false }`
[INFO] [stdout] 3c9dcafea25a2b4d36c3a259c2f990f370042a0fec825252c6838d540335d9eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f016ad647b20bcbb209bbfe608d452238ab6dc331c8ca799e2083238b3ce03de
[INFO] running `Command { std: "docker" "start" "-a" "f016ad647b20bcbb209bbfe608d452238ab6dc331c8ca799e2083238b3ce03de", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `SAMPLE_RATE` should have a snake case name
[INFO] [stderr]   --> src/main.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn SAMPLE_RATE()             -> si::Hertz<f64>  { 44100.0 * si::HZ }
[INFO] [stderr]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `sample_rate`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `TUNING_NOTE` should have a snake case name
[INFO] [stderr]   --> src/main.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn TUNING_NOTE()             -> si::Hertz<f64>  { 440.0 * si::HZ }
[INFO] [stderr]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `tuning_note`
[INFO] [stderr] 
[INFO] [stderr] warning: function `NOTES_IN_SCALE` should have a snake case name
[INFO] [stderr]   --> src/main.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | fn NOTES_IN_SCALE()          -> u64             { 12 }
[INFO] [stderr]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `notes_in_scale`
[INFO] [stderr] 
[INFO] [stderr] warning: function `BEAT_LENGTH` should have a snake case name
[INFO] [stderr]   --> src/main.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn BEAT_LENGTH()             -> si::Second<f64> { 0.25 * si::S }
[INFO] [stderr]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `beat_length`
[INFO] [stderr] 
[INFO] [stderr] warning: function `TIME_PER_SAMPLE` should have a snake case name
[INFO] [stderr]   --> src/main.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn TIME_PER_SAMPLE()         -> si::Second<f64> { 1.0 / SAMPLE_RATE() }
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `time_per_sample`
[INFO] [stderr] 
[INFO] [stderr] warning: function `SMALLEST_INTERVAL_RATIO` should have a snake case name
[INFO] [stderr]   --> src/main.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn SMALLEST_INTERVAL_RATIO() -> f64             { (2.0 as f64).powf(1.0 / (NOTES_IN_SCALE() as f64)) }
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `smallest_interval_ratio`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:133:17
[INFO] [stderr]     |
[INFO] [stderr] 133 |                 stdout().write(&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: `synthapse_rust` (bin "synthapse_rust" test) generated 10 warnings
[INFO] [stderr]     Finished test [optimized] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/synthapse_rust-9af382cf67b47e71)
[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" "f016ad647b20bcbb209bbfe608d452238ab6dc331c8ca799e2083238b3ce03de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f016ad647b20bcbb209bbfe608d452238ab6dc331c8ca799e2083238b3ce03de", kill_on_drop: false }`
[INFO] [stdout] f016ad647b20bcbb209bbfe608d452238ab6dc331c8ca799e2083238b3ce03de