[INFO] fetching crate dotnetfxver 0.1.2...
[INFO] checking dotnetfxver-0.1.2 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate dotnetfxver 0.1.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate dotnetfxver 0.1.2 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-15/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3951bc4369c92d4060324b21c39af62fe78d900320035ed22ff9188ed0d1e0d5
[INFO] running `Command { std: "docker" "start" "-a" "3951bc4369c92d4060324b21c39af62fe78d900320035ed22ff9188ed0d1e0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3951bc4369c92d4060324b21c39af62fe78d900320035ed22ff9188ed0d1e0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3951bc4369c92d4060324b21c39af62fe78d900320035ed22ff9188ed0d1e0d5", kill_on_drop: false }`
[INFO] [stdout] 3951bc4369c92d4060324b21c39af62fe78d900320035ed22ff9188ed0d1e0d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 687ff1c8ab2bf1b44ceb63f8c388ad2cb0a159c1c5d32bbdc9e1f3f8b8482862
[INFO] running `Command { std: "docker" "start" "-a" "687ff1c8ab2bf1b44ceb63f8c388ad2cb0a159c1c5d32bbdc9e1f3f8b8482862", kill_on_drop: false }`
[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" "687ff1c8ab2bf1b44ceb63f8c388ad2cb0a159c1c5d32bbdc9e1f3f8b8482862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "687ff1c8ab2bf1b44ceb63f8c388ad2cb0a159c1c5d32bbdc9e1f3f8b8482862", kill_on_drop: false }`
[INFO] [stdout] 687ff1c8ab2bf1b44ceb63f8c388ad2cb0a159c1c5d32bbdc9e1f3f8b8482862