[INFO] cloning repository https://github.com/zhangzqs/my-tone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhangzqs/my-tone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangzqs%2Fmy-tone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangzqs%2Fmy-tone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bdfa324ca3badca9e3649359a472a2b3f071fbe
[INFO] checking zhangzqs/my-tone against master#84e729a59f216cc64755788a470f165429a731f4 for pr-123737-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhangzqs%2Fmy-tone" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zhangzqs/my-tone on toolchain 84e729a59f216cc64755788a470f165429a731f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zhangzqs/my-tone
[INFO] finished tweaking git repo https://github.com/zhangzqs/my-tone
[INFO] tweaked toml for git repo https://github.com/zhangzqs/my-tone written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zhangzqs/my-tone 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" "+84e729a59f216cc64755788a470f165429a731f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.82
[INFO] [stderr]   Downloaded regex v1.9.3
[INFO] [stderr]   Downloaded winnow v0.5.14
[INFO] [stderr]   Downloaded regex-automata v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+84e729a59f216cc64755788a470f165429a731f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14c5c7cc40b0b84b75000e055fd2e3d140af5720fcc46ae9f45af181aa2e2e35
[INFO] running `Command { std: "docker" "start" "-a" "14c5c7cc40b0b84b75000e055fd2e3d140af5720fcc46ae9f45af181aa2e2e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14c5c7cc40b0b84b75000e055fd2e3d140af5720fcc46ae9f45af181aa2e2e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c5c7cc40b0b84b75000e055fd2e3d140af5720fcc46ae9f45af181aa2e2e35", kill_on_drop: false }`
[INFO] [stdout] 14c5c7cc40b0b84b75000e055fd2e3d140af5720fcc46ae9f45af181aa2e2e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+84e729a59f216cc64755788a470f165429a731f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88f4207a8e71314578b0a2034a7ab61152037f3b02802c63f15359bc9e95a485
[INFO] running `Command { std: "docker" "start" "-a" "88f4207a8e71314578b0a2034a7ab61152037f3b02802c63f15359bc9e95a485", kill_on_drop: false }`
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking symphonia-metadata v0.5.3
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.3
[INFO] [stderr]     Checking symphonia v0.5.3
[INFO] [stderr]     Checking rodio v0.17.1
[INFO] [stderr]     Checking tone_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ops::Deref`
[INFO] [stdout]  --> src/main.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, ops::Deref, time::Duration};
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Deref`
[INFO] [stdout]  --> src/main.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, ops::Deref, time::Duration};
[INFO] [stdout]   |                                 ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "88f4207a8e71314578b0a2034a7ab61152037f3b02802c63f15359bc9e95a485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f4207a8e71314578b0a2034a7ab61152037f3b02802c63f15359bc9e95a485", kill_on_drop: false }`
[INFO] [stdout] 88f4207a8e71314578b0a2034a7ab61152037f3b02802c63f15359bc9e95a485