[INFO] cloning repository https://github.com/yernende/overdrive
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yernende/overdrive" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyernende%2Foverdrive", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyernende%2Foverdrive'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3ee4a469c9f0100b67d4b149c805779f1d673ac
[INFO] testing yernende/overdrive against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyernende%2Foverdrive" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yernende/overdrive on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yernende/overdrive
[INFO] finished tweaking git repo https://github.com/yernende/overdrive
[INFO] tweaked toml for git repo https://github.com/yernende/overdrive written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yernende/overdrive 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustfft v2.1.0
[INFO] [stderr]   Downloaded csv v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 751cb97308a79928b15e60285632d8f9625985ee265bf31da3ef06f567e090ef
[INFO] running `Command { std: "docker" "start" "-a" "751cb97308a79928b15e60285632d8f9625985ee265bf31da3ef06f567e090ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "751cb97308a79928b15e60285632d8f9625985ee265bf31da3ef06f567e090ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751cb97308a79928b15e60285632d8f9625985ee265bf31da3ef06f567e090ef", kill_on_drop: false }`
[INFO] [stdout] 751cb97308a79928b15e60285632d8f9625985ee265bf31da3ef06f567e090ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55e81f4cb5d4ab86543dc6fcf4a8d1859d264f54834ee60125844431281f55de
[INFO] running `Command { std: "docker" "start" "-a" "55e81f4cb5d4ab86543dc6fcf4a8d1859d264f54834ee60125844431281f55de", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling statrs v0.10.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling rustfft v2.1.0
[INFO] [stderr]    Compiling csv v1.0.1
[INFO] [stderr]    Compiling overdrive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | extern crate hound;
[INFO] [stdout]    | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 |     use hound;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for m in (0..100) {
[INFO] [stdout]    |                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 -         for m in (0..100) {
[INFO] [stdout] 32 +         for m in 0..100 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let amplitude = (i16::MAX as f32);
[INFO] [stdout]    |                         ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 -         let amplitude = (i16::MAX as f32);
[INFO] [stdout] 58 +         let amplitude = i16::MAX as f32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]   --> src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | extern crate hound;
[INFO] [stdout]    | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 66 |     use hound;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]   --> src/main.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | extern crate hound;
[INFO] [stdout]    | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 95 |     use hound;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]    --> src/main.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 3   | extern crate hound;
[INFO] [stdout]     | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 124 |     use hound;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:136:22
[INFO] [stdout]     |
[INFO] [stdout] 136 |            let sample = (
[INFO] [stdout]     |  _______________________^
[INFO] [stdout] 137 | |              // Main harmonic
[INFO] [stdout] 138 | |              (t * 110.0 * 2.0 * PI).sin()
[INFO] [stdout]     | | ____________^____________________________^
[INFO] [stdout]     | ||____________|
[INFO] [stdout]     |  |
[INFO] [stdout] 139 |  |         );
[INFO] [stdout]     |  |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -         let sample = (
[INFO] [stdout] 137 -             // Main harmonic
[INFO] [stdout] 138 -             (t * 110.0 * 2.0 * PI).sin()
[INFO] [stdout] 136 +         let sample = (t * 110.0 * 2.0 * PI).sin();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:141:25
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let amplitude = (i16::MAX as f32);
[INFO] [stdout]     |                         ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 141 -         let amplitude = (i16::MAX as f32);
[INFO] [stdout] 141 +         let amplitude = i16::MAX as f32;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]    --> src/main.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 3   | extern crate hound;
[INFO] [stdout]     | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 149 |     use hound;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "55e81f4cb5d4ab86543dc6fcf4a8d1859d264f54834ee60125844431281f55de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e81f4cb5d4ab86543dc6fcf4a8d1859d264f54834ee60125844431281f55de", kill_on_drop: false }`
[INFO] [stdout] 55e81f4cb5d4ab86543dc6fcf4a8d1859d264f54834ee60125844431281f55de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4ed0b370d504c65c520ca14cc1bd6b980e056ab3978c87c4de6360199469801
[INFO] running `Command { std: "docker" "start" "-a" "e4ed0b370d504c65c520ca14cc1bd6b980e056ab3978c87c4de6360199469801", kill_on_drop: false }`
[INFO] [stderr]    Compiling overdrive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | extern crate hound;
[INFO] [stdout]    | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 15 |     use hound;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:32:18
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for m in (0..100) {
[INFO] [stdout]    |                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 32 -         for m in (0..100) {
[INFO] [stdout] 32 +         for m in 0..100 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/main.rs:58:25
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let amplitude = (i16::MAX as f32);
[INFO] [stdout]    |                         ^               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 -         let amplitude = (i16::MAX as f32);
[INFO] [stdout] 58 +         let amplitude = i16::MAX as f32;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]   --> src/main.rs:66:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | extern crate hound;
[INFO] [stdout]    | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 66 |     use hound;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]   --> src/main.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | extern crate hound;
[INFO] [stdout]    | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 95 |     use hound;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]    --> src/main.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 3   | extern crate hound;
[INFO] [stdout]     | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 124 |     use hound;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:136:22
[INFO] [stdout]     |
[INFO] [stdout] 136 |            let sample = (
[INFO] [stdout]     |  _______________________^
[INFO] [stdout] 137 | |              // Main harmonic
[INFO] [stdout] 138 | |              (t * 110.0 * 2.0 * PI).sin()
[INFO] [stdout]     | | ____________^____________________________^
[INFO] [stdout]     | ||____________|
[INFO] [stdout]     |  |
[INFO] [stdout] 139 |  |         );
[INFO] [stdout]     |  |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -         let sample = (
[INFO] [stdout] 137 -             // Main harmonic
[INFO] [stdout] 138 -             (t * 110.0 * 2.0 * PI).sin()
[INFO] [stdout] 136 +         let sample = (t * 110.0 * 2.0 * PI).sin();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:141:25
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let amplitude = (i16::MAX as f32);
[INFO] [stdout]     |                         ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 141 -         let amplitude = (i16::MAX as f32);
[INFO] [stdout] 141 +         let amplitude = i16::MAX as f32;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hound` is imported redundantly
[INFO] [stdout]    --> src/main.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 3   | extern crate hound;
[INFO] [stdout]     | ------------------- the item `hound` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 149 |     use hound;
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "e4ed0b370d504c65c520ca14cc1bd6b980e056ab3978c87c4de6360199469801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ed0b370d504c65c520ca14cc1bd6b980e056ab3978c87c4de6360199469801", kill_on_drop: false }`
[INFO] [stdout] e4ed0b370d504c65c520ca14cc1bd6b980e056ab3978c87c4de6360199469801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0baddabdd8c2ea095125acfc4a9c75b73827874e9751b4a7118d8730bb34f721
[INFO] running `Command { std: "docker" "start" "-a" "0baddabdd8c2ea095125acfc4a9c75b73827874e9751b4a7118d8730bb34f721", kill_on_drop: false }`
[INFO] [stderr] warning: the item `hound` is imported redundantly
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 3  | extern crate hound;
[INFO] [stderr]    | ------------------- the item `hound` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 15 |     use hound;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:32:18
[INFO] [stderr]    |
[INFO] [stderr] 32 |         for m in (0..100) {
[INFO] [stderr]    |                  ^      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 32 -         for m in (0..100) {
[INFO] [stderr] 32 +         for m in 0..100 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/main.rs:58:25
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let amplitude = (i16::MAX as f32);
[INFO] [stderr]    |                         ^               ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 58 -         let amplitude = (i16::MAX as f32);
[INFO] [stderr] 58 +         let amplitude = i16::MAX as f32;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: the item `hound` is imported redundantly
[INFO] [stderr]   --> src/main.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 3  | extern crate hound;
[INFO] [stderr]    | ------------------- the item `hound` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 66 |     use hound;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `hound` is imported redundantly
[INFO] [stderr]   --> src/main.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 3  | extern crate hound;
[INFO] [stderr]    | ------------------- the item `hound` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 95 |     use hound;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `hound` is imported redundantly
[INFO] [stderr]    --> src/main.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 3   | extern crate hound;
[INFO] [stderr]     | ------------------- the item `hound` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 124 |     use hound;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/main.rs:136:22
[INFO] [stderr]     |
[INFO] [stderr] 136 |            let sample = (
[INFO] [stderr]     |  _______________________^
[INFO] [stderr] 137 | |              // Main harmonic
[INFO] [stderr] 138 | |              (t * 110.0 * 2.0 * PI).sin()
[INFO] [stderr]     | | ____________^____________________________^
[INFO] [stderr]     | ||____________|
[INFO] [stderr]     |  |
[INFO] [stderr] 139 |  |         );
[INFO] [stderr]     |  |_________^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 136 -         let sample = (
[INFO] [stderr] 137 -             // Main harmonic
[INFO] [stderr] 138 -             (t * 110.0 * 2.0 * PI).sin()
[INFO] [stderr] 136 +         let sample = (t * 110.0 * 2.0 * PI).sin();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/main.rs:141:25
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let amplitude = (i16::MAX as f32);
[INFO] [stderr]     |                         ^               ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 141 -         let amplitude = (i16::MAX as f32);
[INFO] [stderr] 141 +         let amplitude = i16::MAX as f32;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: the item `hound` is imported redundantly
[INFO] [stderr]    --> src/main.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 3   | extern crate hound;
[INFO] [stderr]     | ------------------- the item `hound` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 149 |     use hound;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `overdrive` (bin "overdrive" test) generated 9 warnings (run `cargo fix --bin "overdrive" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/overdrive-e72f5112fe91fd7f)
[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" "0baddabdd8c2ea095125acfc4a9c75b73827874e9751b4a7118d8730bb34f721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0baddabdd8c2ea095125acfc4a9c75b73827874e9751b4a7118d8730bb34f721", kill_on_drop: false }`
[INFO] [stdout] 0baddabdd8c2ea095125acfc4a9c75b73827874e9751b4a7118d8730bb34f721
[INFO] testing yernende/overdrive against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyernende%2Foverdrive" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yernende/overdrive on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yernende/overdrive
[INFO] finished tweaking git repo https://github.com/yernende/overdrive
[INFO] tweaked toml for git repo https://github.com/yernende/overdrive written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/yernende/overdrive 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a097d95680cdc3953bd19e06d03b734ca1f8eb5366f24bfbb7b704d65f704bf
[INFO] running `Command { std: "docker" "start" "-a" "0a097d95680cdc3953bd19e06d03b734ca1f8eb5366f24bfbb7b704d65f704bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a097d95680cdc3953bd19e06d03b734ca1f8eb5366f24bfbb7b704d65f704bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a097d95680cdc3953bd19e06d03b734ca1f8eb5366f24bfbb7b704d65f704bf", kill_on_drop: false }`
[INFO] [stdout] 0a097d95680cdc3953bd19e06d03b734ca1f8eb5366f24bfbb7b704d65f704bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c35a0df526b2b08ca4230e644832f25f84e5485464919cc85b5e15d22a386d45
[INFO] running `Command { std: "docker" "start" "-a" "c35a0df526b2b08ca4230e644832f25f84e5485464919cc85b5e15d22a386d45", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c35a0df526b2b08ca4230e644832f25f84e5485464919cc85b5e15d22a386d45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35a0df526b2b08ca4230e644832f25f84e5485464919cc85b5e15d22a386d45", kill_on_drop: false }`
[INFO] [stdout] c35a0df526b2b08ca4230e644832f25f84e5485464919cc85b5e15d22a386d45
