[INFO] fetching crate azul 1.0.0-alpha4...
[INFO] checking azul-1.0.0-alpha4 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate azul 1.0.0-alpha4 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate azul 1.0.0-alpha4 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 azul 1.0.0-alpha4
[INFO] finished tweaking crates.io crate azul 1.0.0-alpha4
[INFO] tweaked toml for crates.io crate azul 1.0.0-alpha4 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] e9525957dc7597928e7c0c81a51aa4d6a703627be9bdf6aee27d91f9996ca97a
[INFO] running `Command { std: "docker" "start" "-a" "e9525957dc7597928e7c0c81a51aa4d6a703627be9bdf6aee27d91f9996ca97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9525957dc7597928e7c0c81a51aa4d6a703627be9bdf6aee27d91f9996ca97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9525957dc7597928e7c0c81a51aa4d6a703627be9bdf6aee27d91f9996ca97a", kill_on_drop: false }`
[INFO] [stdout] e9525957dc7597928e7c0c81a51aa4d6a703627be9bdf6aee27d91f9996ca97a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 2392e30cae4c85a91446d21868a40bbf38eafc265f1bbcb20c44588d8ee1a6d2
[INFO] running `Command { std: "docker" "start" "-a" "2392e30cae4c85a91446d21868a40bbf38eafc265f1bbcb20c44588d8ee1a6d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling azul v1.0.0-alpha4 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `AZUL_LINK_PATH` not defined
[INFO] [stdout]  --> build.rs:4:48
[INFO] [stdout]   |
[INFO] [stdout] 4 |         println!("cargo:rustc-link-search={}", env!("AZUL_LINK_PATH")); /* path to folder with azul.dll / libazul.so */
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `azul` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "2392e30cae4c85a91446d21868a40bbf38eafc265f1bbcb20c44588d8ee1a6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2392e30cae4c85a91446d21868a40bbf38eafc265f1bbcb20c44588d8ee1a6d2", kill_on_drop: false }`
[INFO] [stdout] 2392e30cae4c85a91446d21868a40bbf38eafc265f1bbcb20c44588d8ee1a6d2