[INFO] cloning repository https://github.com/timtakcs/tinysound
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timtakcs/tinysound" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimtakcs%2Ftinysound", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimtakcs%2Ftinysound'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff910b8d732256b522791a6c6acdc1271d9ccf8e
[INFO] checking timtakcs/tinysound against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimtakcs%2Ftinysound" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timtakcs/tinysound
[INFO] finished tweaking git repo https://github.com/timtakcs/tinysound
[INFO] tweaked toml for git repo https://github.com/timtakcs/tinysound written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timtakcs/tinysound on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timtakcs/tinysound already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libpulse-sys v1.20.1
[INFO] [stderr]   Downloaded libpulse-binding v2.27.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79b68dd21d5a946286afba31bff7b0d42a8a4a0cce03422f4a066dffac791e84
[INFO] running `Command { std: "docker" "start" "-a" "79b68dd21d5a946286afba31bff7b0d42a8a4a0cce03422f4a066dffac791e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79b68dd21d5a946286afba31bff7b0d42a8a4a0cce03422f4a066dffac791e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b68dd21d5a946286afba31bff7b0d42a8a4a0cce03422f4a066dffac791e84", kill_on_drop: false }`
[INFO] [stdout] 79b68dd21d5a946286afba31bff7b0d42a8a4a0cce03422f4a066dffac791e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7ae7089154b8b78a8b1bc330f422db77e42ff7c51d90af44f5fb576630ca82c
[INFO] running `Command { std: "docker" "start" "-a" "c7ae7089154b8b78a8b1bc330f422db77e42ff7c51d90af44f5fb576630ca82c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libpulse-sys v1.20.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking thiserror v1.0.38
[INFO] [stderr]     Checking libpulse-binding v2.27.1
[INFO] [stderr]     Checking tinysound v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/render.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/fft.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |         .map(|f| ((f.re * f.re + f.im * f.im).sqrt() as i16))
[INFO] [stdout]    |                  ^                                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         .map(|f| ((f.re * f.re + f.im * f.im).sqrt() as i16))
[INFO] [stdout] 19 +         .map(|f| (f.re * f.re + f.im * f.im).sqrt() as i16 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/render.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut height_strings: Vec<String> = Vec::new();
[INFO] [stdout]   |         ----^^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height_strings`
[INFO] [stdout]  --> src/render.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut height_strings: Vec<String> = Vec::new();
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_height_strings`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `idx` is never read
[INFO] [stdout]   --> src/render.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut idx = 0;
[INFO] [stdout]    |                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/render.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         for i in 0..60 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `count` is assigned to, but never used
[INFO] [stdout]  --> src/astream.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut count = 0;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `count` is never read
[INFO] [stdout]   --> src/astream.rs:13:40
[INFO] [stdout]    |
[INFO] [stdout] 13 |             Ok(data) => {d.push(data); count += 1;},
[INFO] [stdout]    |                                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/render.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn test() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]  --> src/astream.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Stream` is never constructed
[INFO] [stdout]   --> src/astream.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Stream {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/astream.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Stream {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 32 |     pub fn new(size: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread`
[INFO] [stdout]  --> src/render.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/fft.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 |         .map(|f| ((f.re * f.re + f.im * f.im).sqrt() as i16))
[INFO] [stdout]    |                  ^                                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 19 -         .map(|f| ((f.re * f.re + f.im * f.im).sqrt() as i16))
[INFO] [stdout] 19 +         .map(|f| (f.re * f.re + f.im * f.im).sqrt() as i16 )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/render.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut height_strings: Vec<String> = Vec::new();
[INFO] [stdout]   |         ----^^^^^^^^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height_strings`
[INFO] [stdout]  --> src/render.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut height_strings: Vec<String> = Vec::new();
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_height_strings`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `idx` is never read
[INFO] [stdout]   --> src/render.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut idx = 0;
[INFO] [stdout]    |                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/render.rs:49:13
[INFO] [stdout]    |
[INFO] [stdout] 49 |         for i in 0..60 {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `count` is assigned to, but never used
[INFO] [stdout]  --> src/astream.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut count = 0;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_count` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `count` is never read
[INFO] [stdout]   --> src/astream.rs:13:40
[INFO] [stdout]    |
[INFO] [stdout] 13 |             Ok(data) => {d.push(data); count += 1;},
[INFO] [stdout]    |                                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/render.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn test() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.17s
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]  --> src/astream.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn test() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Stream` is never constructed
[INFO] [stdout]   --> src/astream.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Stream {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/astream.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Stream {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 32 |     pub fn new(size: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7ae7089154b8b78a8b1bc330f422db77e42ff7c51d90af44f5fb576630ca82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ae7089154b8b78a8b1bc330f422db77e42ff7c51d90af44f5fb576630ca82c", kill_on_drop: false }`
[INFO] [stdout] c7ae7089154b8b78a8b1bc330f422db77e42ff7c51d90af44f5fb576630ca82c
