[INFO] cloning repository https://github.com/Bobo1239/rust-vst-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bobo1239/rust-vst-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobo1239%2Frust-vst-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobo1239%2Frust-vst-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14b9091365323f20a480b7ffcd93b8c51097d53d
[INFO] checking Bobo1239/rust-vst-demo against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBobo1239%2Frust-vst-demo" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bobo1239/rust-vst-demo on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bobo1239/rust-vst-demo
[INFO] finished tweaking git repo https://github.com/Bobo1239/rust-vst-demo
[INFO] tweaked toml for git repo https://github.com/Bobo1239/rust-vst-demo written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Bobo1239/rust-vst-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50dc97105a854fa6cd860f94dd262af5b1b7cb2ae1e80e806db1d954b48483e9
[INFO] running `Command { std: "docker" "start" "-a" "50dc97105a854fa6cd860f94dd262af5b1b7cb2ae1e80e806db1d954b48483e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50dc97105a854fa6cd860f94dd262af5b1b7cb2ae1e80e806db1d954b48483e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50dc97105a854fa6cd860f94dd262af5b1b7cb2ae1e80e806db1d954b48483e9", kill_on_drop: false }`
[INFO] [stdout] 50dc97105a854fa6cd860f94dd262af5b1b7cb2ae1e80e806db1d954b48483e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f6acfc6a264ec069327e8f340ce1932558a84377dd39a7e15c7daa2b50456bd
[INFO] running `Command { std: "docker" "start" "-a" "0f6acfc6a264ec069327e8f340ce1932558a84377dd39a7e15c7daa2b50456bd", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking vst v0.2.0 (https://github.com/RustAudio/vst-rs.git#56430692)
[INFO] [stderr]     Checking rust-vst-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:60:67
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .unwrap_or_else(|e| panic!("Failed to load plugin: {}", e.description()));
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:60:67
[INFO] [stdout]    |
[INFO] [stdout] 60 |         .unwrap_or_else(|e| panic!("Failed to load plugin: {}", e.description()));
[INFO] [stdout]    |                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 3.85s
[INFO] running `Command { std: "docker" "inspect" "0f6acfc6a264ec069327e8f340ce1932558a84377dd39a7e15c7daa2b50456bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f6acfc6a264ec069327e8f340ce1932558a84377dd39a7e15c7daa2b50456bd", kill_on_drop: false }`
[INFO] [stdout] 0f6acfc6a264ec069327e8f340ce1932558a84377dd39a7e15c7daa2b50456bd