[INFO] cloning repository https://github.com/ruimo/m6000m-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ruimo/m6000m-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruimo%2Fm6000m-rs", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b878c557d03abc6207b80a9f3536498046b61e52
[INFO] testing ruimo/m6000m-rs against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruimo%2Fm6000m-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ruimo/m6000m-rs
[INFO] finished tweaking git repo https://github.com/ruimo/m6000m-rs
[INFO] tweaked toml for git repo https://github.com/ruimo/m6000m-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ruimo/m6000m-rs on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ruimo/m6000m-rs 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c4920b2483b6a3190005846b657e4819553f17dc92ea60c15e7a61600e19a57
[INFO] running `Command { std: "docker" "start" "-a" "7c4920b2483b6a3190005846b657e4819553f17dc92ea60c15e7a61600e19a57", kill_on_drop: false }`
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[INFO] [stderr]    Compiling reqwest v0.12.5
[INFO] [stderr]    Compiling serde-jsonlines v0.6.0
[INFO] [stderr]    Compiling m6000m-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufReader`, `Write`, and `fs::File`
[INFO] [stdout]  --> src/data_subscriber.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::File, io::{self, BufReader, Cursor, Read, Write}, sync::mpsc::{self, TryRecvError}, thread};
[INFO] [stdout]   |           ^^^^^^^^             ^^^^^^^^^                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rodio::Source`
[INFO] [stdout]  --> src/data_subscriber.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rodio::Source;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug` and `info`
[INFO] [stdout]  --> src/data_subscriber.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{error, warn, info, debug};
[INFO] [stdout]   |                        ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:236:5
[INFO] [stdout]     |
[INFO] [stdout] 222 | /     loop {
[INFO] [stdout] 223 | |         let received: Vec<u8> = rx.recv().unwrap();
[INFO] [stdout] 224 | |         for r in parser.parse(&received) {
[INFO] [stdout] 225 | |             match r {
[INFO] [stdout] ...   |
[INFO] [stdout] 234 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 235 |
[INFO] [stdout] 236 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/data_subscriber.rs:1:51
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::File, io::{self, BufReader, Cursor, Read, Write}, sync::mpsc::{self, TryRecvError}, thread};
[INFO] [stdout]   |                                                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Source`
[INFO] [stdout]  --> src/main.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rodio::{DeviceTrait, Source};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             let mut devices: Vec<cpal::Device> = host.output_devices().map_err(|e| AppErr::AudioDeviceError(e.to_string()))?.collect();
[INFO] [stdout]     |                 ----^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `url` and `speaker` are never read
[INFO] [stdout]   --> src/data_subscriber.rs:38:3
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct VoiceboxDataSubscriber {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 38 |   url: String,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 39 |   speaker: usize,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 30s
[INFO] running `Command { std: "docker" "inspect" "7c4920b2483b6a3190005846b657e4819553f17dc92ea60c15e7a61600e19a57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4920b2483b6a3190005846b657e4819553f17dc92ea60c15e7a61600e19a57", kill_on_drop: false }`
[INFO] [stdout] 7c4920b2483b6a3190005846b657e4819553f17dc92ea60c15e7a61600e19a57
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 104f8431c156643added0d32afc496b2be5b4372dddc30834306e4fe2cdcc4c3
[INFO] running `Command { std: "docker" "start" "-a" "104f8431c156643added0d32afc496b2be5b4372dddc30834306e4fe2cdcc4c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling m6000m-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufReader`, `Write`, and `fs::File`
[INFO] [stdout]  --> src/data_subscriber.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::File, io::{self, BufReader, Cursor, Read, Write}, sync::mpsc::{self, TryRecvError}, thread};
[INFO] [stdout]   |           ^^^^^^^^             ^^^^^^^^^                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rodio::Source`
[INFO] [stdout]  --> src/data_subscriber.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rodio::Source;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug` and `info`
[INFO] [stdout]  --> src/data_subscriber.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use log::{error, warn, info, debug};
[INFO] [stdout]   |                        ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:236:5
[INFO] [stdout]     |
[INFO] [stdout] 222 | /     loop {
[INFO] [stdout] 223 | |         let received: Vec<u8> = rx.recv().unwrap();
[INFO] [stdout] 224 | |         for r in parser.parse(&received) {
[INFO] [stdout] 225 | |             match r {
[INFO] [stdout] ...   |
[INFO] [stdout] 234 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 235 |
[INFO] [stdout] 236 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/data_subscriber.rs:1:51
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::File, io::{self, BufReader, Cursor, Read, Write}, sync::mpsc::{self, TryRecvError}, thread};
[INFO] [stdout]   |                                                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Source`
[INFO] [stdout]  --> src/main.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rodio::{DeviceTrait, Source};
[INFO] [stdout]   |                          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |             let mut devices: Vec<cpal::Device> = host.output_devices().map_err(|e| AppErr::AudioDeviceError(e.to_string()))?.collect();
[INFO] [stdout]     |                 ----^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `url` and `speaker` are never read
[INFO] [stdout]   --> src/data_subscriber.rs:38:3
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct VoiceboxDataSubscriber {
[INFO] [stdout]    |            ---------------------- fields in this struct
[INFO] [stdout] 38 |   url: String,
[INFO] [stdout]    |   ^^^
[INFO] [stdout] 39 |   speaker: usize,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "104f8431c156643added0d32afc496b2be5b4372dddc30834306e4fe2cdcc4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104f8431c156643added0d32afc496b2be5b4372dddc30834306e4fe2cdcc4c3", kill_on_drop: false }`
[INFO] [stdout] 104f8431c156643added0d32afc496b2be5b4372dddc30834306e4fe2cdcc4c3
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afece6a111f08fdf2546e5e8b749eba2299c1b6d041c930dc8f03ffadd604620
[INFO] running `Command { std: "docker" "start" "-a" "afece6a111f08fdf2546e5e8b749eba2299c1b6d041c930dc8f03ffadd604620", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `BufReader`, `Write`, and `fs::File`
[INFO] [stderr]  --> src/data_subscriber.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{fs::File, io::{self, BufReader, Cursor, Read, Write}, sync::mpsc::{self, TryRecvError}, thread};
[INFO] [stderr]   |           ^^^^^^^^             ^^^^^^^^^                ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rodio::Source`
[INFO] [stderr]  --> src/data_subscriber.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rodio::Source;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `debug` and `info`
[INFO] [stderr]  --> src/data_subscriber.rs:5:24
[INFO] [stderr]   |
[INFO] [stderr] 5 | use log::{error, warn, info, debug};
[INFO] [stderr]   |                        ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/main.rs:236:5
[INFO] [stderr]     |
[INFO] [stderr] 222 | /     loop {
[INFO] [stderr] 223 | |         let received: Vec<u8> = rx.recv().unwrap();
[INFO] [stderr] 224 | |         for r in parser.parse(&received) {
[INFO] [stderr] 225 | |             match r {
[INFO] [stderr] ...   |
[INFO] [stderr] 234 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 235 |
[INFO] [stderr] 236 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/data_subscriber.rs:1:51
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{fs::File, io::{self, BufReader, Cursor, Read, Write}, sync::mpsc::{self, TryRecvError}, thread};
[INFO] [stderr]   |                                                   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Source`
[INFO] [stderr]  --> src/main.rs:7:26
[INFO] [stderr]   |
[INFO] [stderr] 7 | use rodio::{DeviceTrait, Source};
[INFO] [stderr]   |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:173:17
[INFO] [stderr]     |
[INFO] [stderr] 173 |             let mut devices: Vec<cpal::Device> = host.output_devices().map_err(|e| AppErr::AudioDeviceError(e.to_string()))?.collect();
[INFO] [stderr]     |                 ----^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `url` and `speaker` are never read
[INFO] [stderr]   --> src/data_subscriber.rs:38:3
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub struct VoiceboxDataSubscriber {
[INFO] [stderr]    |            ---------------------- fields in this struct
[INFO] [stderr] 38 |   url: String,
[INFO] [stderr]    |   ^^^
[INFO] [stderr] 39 |   speaker: usize,
[INFO] [stderr]    |   ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `m6000m-rs` (bin "m6000m-rs" test) generated 8 warnings (run `cargo fix --bin "m6000m-rs" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/m6000m_rs-148186d64c6e9e38)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::port_is_not_specified_but_quit ... ok
[INFO] [stdout] test tests::port_is_specified_by_args ... ok
[INFO] [stdout] test tests::select_port ... ok
[INFO] [stdout] test tests::not_specify_port_no_available_ports ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "afece6a111f08fdf2546e5e8b749eba2299c1b6d041c930dc8f03ffadd604620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afece6a111f08fdf2546e5e8b749eba2299c1b6d041c930dc8f03ffadd604620", kill_on_drop: false }`
[INFO] [stdout] afece6a111f08fdf2546e5e8b749eba2299c1b6d041c930dc8f03ffadd604620
