[INFO] cloning repository https://github.com/jw2476/jarvis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jw2476/jarvis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjw2476%2Fjarvis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjw2476%2Fjarvis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36f33f7e60460c7cba948728e11c3e941992a14b
[INFO] checking jw2476/jarvis against master#c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c for pr-123737
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjw2476%2Fjarvis" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jw2476/jarvis on toolchain c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jw2476/jarvis
[INFO] finished tweaking git repo https://github.com/jw2476/jarvis
[INFO] tweaked toml for git repo https://github.com/jw2476/jarvis written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jw2476/jarvis 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" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c9d474aac8f7e789187a8de1b1e1150e7dc3dae27da5d7b1693b2ece8c12cc4
[INFO] running `Command { std: "docker" "start" "-a" "8c9d474aac8f7e789187a8de1b1e1150e7dc3dae27da5d7b1693b2ece8c12cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c9d474aac8f7e789187a8de1b1e1150e7dc3dae27da5d7b1693b2ece8c12cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9d474aac8f7e789187a8de1b1e1150e7dc3dae27da5d7b1693b2ece8c12cc4", kill_on_drop: false }`
[INFO] [stdout] 8c9d474aac8f7e789187a8de1b1e1150e7dc3dae27da5d7b1693b2ece8c12cc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8da5175a7cf4fec515558ed45593642689991cf2dd612569483d39dd4e52ed15
[INFO] running `Command { std: "docker" "start" "-a" "8da5175a7cf4fec515558ed45593642689991cf2dd612569483d39dd4e52ed15", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bitflags v1.3.2
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[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde v1.0.196
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[INFO] [stderr]    Compiling cpal v0.15.2
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[INFO] [stdout] warning: unused imports: `BufWriter`, `Child`, `Stdin`, `sync::mpsc`
[INFO] [stdout]  --> src/main.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 |     io::{BufRead, BufReader, BufWriter, Read, Stdin, Write},
[INFO] [stdout]   |                              ^^^^^^^^^        ^^^^^
[INFO] [stdout] 3 |     path::Path,
[INFO] [stdout] 4 |     process::{Child, Command, Stdio},
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 5 |     sync::mpsc,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `StreamConfig`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Data, Device, InputCallbackInfo, Stream, StreamConfig, StreamError,
[INFO] [stdout]    |     ^^^^                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `io::Cursor`
[INFO] [stdout]  --> src/music.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::Cursor,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 5 |     path::{Path, PathBuf},
[INFO] [stdout] 6 |     time::{Duration, Instant},
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SampleRate`
[INFO] [stdout]   --> src/music.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Device, OutputCallbackInfo, SampleRate, Stream, StreamError,
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntoParallelIterator`
[INFO] [stdout]   --> src/music.rs:13:44
[INFO] [stdout]    |
[INFO] [stdout] 13 | use rayon::iter::{IndexedParallelIterator, IntoParallelIterator, ParallelIterator};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CodecRegistry`, `meta::StandardTagKey`
[INFO] [stdout]   --> src/music.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     codecs::{CodecRegistry, CODEC_TYPE_NULL},
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 17 |     io::MediaSourceStream,
[INFO] [stdout] 18 |     meta::StandardTagKey,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufWriter`, `Child`, `Stdin`, `sync::mpsc`
[INFO] [stdout]  --> src/main.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 |     io::{BufRead, BufReader, BufWriter, Read, Stdin, Write},
[INFO] [stdout]   |                              ^^^^^^^^^        ^^^^^
[INFO] [stdout] 3 |     path::Path,
[INFO] [stdout] 4 |     process::{Child, Command, Stdio},
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 5 |     sync::mpsc,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `StreamConfig`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Data, Device, InputCallbackInfo, Stream, StreamConfig, StreamError,
[INFO] [stdout]    |     ^^^^                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration`, `io::Cursor`
[INFO] [stdout]  --> src/music.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::Cursor,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 5 |     path::{Path, PathBuf},
[INFO] [stdout] 6 |     time::{Duration, Instant},
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SampleRate`
[INFO] [stdout]   --> src/music.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Device, OutputCallbackInfo, SampleRate, Stream, StreamError,
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntoParallelIterator`
[INFO] [stdout]   --> src/music.rs:13:44
[INFO] [stdout]    |
[INFO] [stdout] 13 | use rayon::iter::{IndexedParallelIterator, IntoParallelIterator, ParallelIterator};
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CodecRegistry`, `meta::StandardTagKey`
[INFO] [stdout]   --> src/music.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     codecs::{CodecRegistry, CODEC_TYPE_NULL},
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 17 |     io::MediaSourceStream,
[INFO] [stdout] 18 |     meta::StandardTagKey,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelIterator`
[INFO] [stdout]   --> src/music.rs:13:66
[INFO] [stdout]    |
[INFO] [stdout] 13 | use rayon::iter::{IndexedParallelIterator, IntoParallelIterator, ParallelIterator};
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IndexedParallelIterator`
[INFO] [stdout]   --> src/music.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use rayon::iter::{IndexedParallelIterator, IntoParallelIterator, ParallelIterator};
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 |     io::{BufRead, BufReader, BufWriter, Read, Stdin, Write},
[INFO] [stdout]   |                                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ParallelIterator`
[INFO] [stdout]   --> src/music.rs:13:66
[INFO] [stdout]    |
[INFO] [stdout] 13 | use rayon::iter::{IndexedParallelIterator, IntoParallelIterator, ParallelIterator};
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IndexedParallelIterator`
[INFO] [stdout]   --> src/music.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use rayon::iter::{IndexedParallelIterator, IntoParallelIterator, ParallelIterator};
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:2:41
[INFO] [stdout]   |
[INFO] [stdout] 2 |     io::{BufRead, BufReader, BufWriter, Read, Stdin, Write},
[INFO] [stdout]   |                                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]   --> src/main.rs:41:33
[INFO] [stdout]    |
[INFO] [stdout] 41 |             move |data: &[f32], info: &InputCallbackInfo| {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]   --> src/main.rs:41:33
[INFO] [stdout]    |
[INFO] [stdout] 41 |             move |data: &[f32], info: &InputCallbackInfo| {
[INFO] [stdout]    |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[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` profile [unoptimized + debuginfo] target(s) in 12.39s
[INFO] running `Command { std: "docker" "inspect" "8da5175a7cf4fec515558ed45593642689991cf2dd612569483d39dd4e52ed15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da5175a7cf4fec515558ed45593642689991cf2dd612569483d39dd4e52ed15", kill_on_drop: false }`
[INFO] [stdout] 8da5175a7cf4fec515558ed45593642689991cf2dd612569483d39dd4e52ed15