[INFO] fetching crate dotnetfxver 0.1.2...
[INFO] testing dotnetfxver-0.1.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate dotnetfxver 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dotnetfxver 0.1.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dotnetfxver 0.1.2
[INFO] finished tweaking crates.io crate dotnetfxver 0.1.2
[INFO] tweaked toml for crates.io crate dotnetfxver 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate dotnetfxver 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebbd4ccc0fa9a018cb73afe8b115e9afdf9ec5b1f105be69f7a3b5551fbc67a4
[INFO] running `Command { std: "docker" "start" "-a" "ebbd4ccc0fa9a018cb73afe8b115e9afdf9ec5b1f105be69f7a3b5551fbc67a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebbd4ccc0fa9a018cb73afe8b115e9afdf9ec5b1f105be69f7a3b5551fbc67a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebbd4ccc0fa9a018cb73afe8b115e9afdf9ec5b1f105be69f7a3b5551fbc67a4", kill_on_drop: false }`
[INFO] [stdout] ebbd4ccc0fa9a018cb73afe8b115e9afdf9ec5b1f105be69f7a3b5551fbc67a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9266a8a863b2f51c4a6e9878e3cb2942cd6b214ae2d9c8e60e4436beb85db241
[INFO] running `Command { std: "docker" "start" "-a" "9266a8a863b2f51c4a6e9878e3cb2942cd6b214ae2d9c8e60e4436beb85db241", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling winreg v0.8.0
[INFO] [stderr] error: failed to run custom build command for `winreg v0.8.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/winreg-ad4300dcbd791a97/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: winreg is only supported on Windows platforms
[INFO] [stderr]   help: if your application is multi-platform, use `[target.'cfg(windows)'.dependencies] winreg = "..."`
[INFO] [stderr]   help: if your application is only supported on Windows, use `--target x86_64-pc-windows-gnu` or some other windows platform
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9266a8a863b2f51c4a6e9878e3cb2942cd6b214ae2d9c8e60e4436beb85db241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9266a8a863b2f51c4a6e9878e3cb2942cd6b214ae2d9c8e60e4436beb85db241", kill_on_drop: false }`
[INFO] [stdout] 9266a8a863b2f51c4a6e9878e3cb2942cd6b214ae2d9c8e60e4436beb85db241