[INFO] fetching crate midir 0.7.0...
[INFO] checking midir-0.7.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate midir 0.7.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate midir 0.7.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate midir 0.7.0
[INFO] finished tweaking crates.io crate midir 0.7.0
[INFO] tweaked toml for crates.io crate midir 0.7.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate midir 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.2.50
[INFO] [stderr]   Downloaded alsa-sys v0.3.0
[INFO] [stderr]   Downloaded alsa v0.4.2
[INFO] [stderr]   Downloaded winrt_macros v0.7.1
[INFO] [stderr]   Downloaded winrt_gen_macros v0.7.1
[INFO] [stderr]   Downloaded winrt_gen v0.7.1
[INFO] [stderr]   Downloaded winrt v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65fc3074fdeef949f7b61509a434330d7716b8aae980dd1cf6da5a282123b7a9
[INFO] running `Command { std: "docker" "start" "-a" "65fc3074fdeef949f7b61509a434330d7716b8aae980dd1cf6da5a282123b7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65fc3074fdeef949f7b61509a434330d7716b8aae980dd1cf6da5a282123b7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65fc3074fdeef949f7b61509a434330d7716b8aae980dd1cf6da5a282123b7a9", kill_on_drop: false }`
[INFO] [stdout] 65fc3074fdeef949f7b61509a434330d7716b8aae980dd1cf6da5a282123b7a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd62d7a1d8ca611a9ac100b7710420be0286c0502ba0c6ca7b98af448840e4f4
[INFO] running `Command { std: "docker" "start" "-a" "fd62d7a1d8ca611a9ac100b7710420be0286c0502ba0c6ca7b98af448840e4f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking memalloc v0.1.0
[INFO] [stderr]    Compiling alsa-sys v0.3.0
[INFO] [stderr]     Checking alsa v0.4.2
[INFO] [stderr]     Checking midir v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.35s
[INFO] running `Command { std: "docker" "inspect" "fd62d7a1d8ca611a9ac100b7710420be0286c0502ba0c6ca7b98af448840e4f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd62d7a1d8ca611a9ac100b7710420be0286c0502ba0c6ca7b98af448840e4f4", kill_on_drop: false }`
[INFO] [stdout] fd62d7a1d8ca611a9ac100b7710420be0286c0502ba0c6ca7b98af448840e4f4
