[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] checking DpEpsilon/synthapse-rs against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDpEpsilon%2Fsynthapse-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/DpEpsilon/synthapse-rs on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-2/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 327c908fecef60baae79ef4bfb0a764895c649166225338347d93beb87e93145
[INFO] running `Command { std: "docker" "start" "-a" "327c908fecef60baae79ef4bfb0a764895c649166225338347d93beb87e93145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "327c908fecef60baae79ef4bfb0a764895c649166225338347d93beb87e93145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327c908fecef60baae79ef4bfb0a764895c649166225338347d93beb87e93145", kill_on_drop: false }`
[INFO] [stdout] 327c908fecef60baae79ef4bfb0a764895c649166225338347d93beb87e93145
[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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8877ff9dc6796499f09ba1db23c1abf41c5a148578df90764f437165130a0b7a
[INFO] running `Command { std: "docker" "start" "-a" "8877ff9dc6796499f09ba1db23c1abf41c5a148578df90764f437165130a0b7a", 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]     Checking generic-array v0.11.1
[INFO] [stderr]     Checking 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: 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 `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: 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] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized] target(s) in 10.41s
[INFO] running `Command { std: "docker" "inspect" "8877ff9dc6796499f09ba1db23c1abf41c5a148578df90764f437165130a0b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8877ff9dc6796499f09ba1db23c1abf41c5a148578df90764f437165130a0b7a", kill_on_drop: false }`
[INFO] [stdout] 8877ff9dc6796499f09ba1db23c1abf41c5a148578df90764f437165130a0b7a