[INFO] cloning repository https://github.com/John2143/audio-analysis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/John2143/audio-analysis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohn2143%2Faudio-analysis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohn2143%2Faudio-analysis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2c4bc194ffa995da6ceaf0c13acdf861f860779
[INFO] checking John2143/audio-analysis against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohn2143%2Faudio-analysis" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/John2143/audio-analysis on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/John2143/audio-analysis
[INFO] finished tweaking git repo https://github.com/John2143/audio-analysis
[INFO] tweaked toml for git repo https://github.com/John2143/audio-analysis written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/John2143/audio-analysis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riff v1.0.1
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.1
[INFO] [stderr]   Downloaded muldiv v1.0.0
[INFO] [stderr]   Downloaded system-deps v3.1.1
[INFO] [stderr]   Downloaded wav v1.0.0
[INFO] [stderr]   Downloaded gstreamer-sys v0.17.0
[INFO] [stderr]   Downloaded gstreamer v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcb2cd48b4e5e8928195f98bbb3acec6beb2faab447cce3839f0734d1c4a8045
[INFO] running `Command { std: "docker" "start" "-a" "bcb2cd48b4e5e8928195f98bbb3acec6beb2faab447cce3839f0734d1c4a8045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcb2cd48b4e5e8928195f98bbb3acec6beb2faab447cce3839f0734d1c4a8045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcb2cd48b4e5e8928195f98bbb3acec6beb2faab447cce3839f0734d1c4a8045", kill_on_drop: false }`
[INFO] [stdout] bcb2cd48b4e5e8928195f98bbb3acec6beb2faab447cce3839f0734d1c4a8045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2165e7a5843e26b8d963b4bbf1771da751934ba8878143c8aa6ae0e59a83716d
[INFO] running `Command { std: "docker" "start" "-a" "2165e7a5843e26b8d963b4bbf1771da751934ba8878143c8aa6ae0e59a83716d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
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[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
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[INFO] [stderr]    Compiling system-deps v3.1.1
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[INFO] [stderr]    Compiling gobject-sys v0.14.0
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[INFO] [stderr]     Checking glib v0.14.0
[INFO] [stderr]     Checking gstreamer v0.17.0
[INFO] [stderr]     Checking audio-analysis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `plot`
[INFO] [stdout]    --> src/wav_analyze.rs:243:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub fn plot(
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `plot`
[INFO] [stdout]    --> src/wav_analyze.rs:243:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | pub fn plot(
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 [unoptimized + debuginfo] target(s) in 3m 08s
[INFO] running `Command { std: "docker" "inspect" "2165e7a5843e26b8d963b4bbf1771da751934ba8878143c8aa6ae0e59a83716d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2165e7a5843e26b8d963b4bbf1771da751934ba8878143c8aa6ae0e59a83716d", kill_on_drop: false }`
[INFO] [stdout] 2165e7a5843e26b8d963b4bbf1771da751934ba8878143c8aa6ae0e59a83716d
