[INFO] crate pylon 0.2.0 is already in cache
[INFO] checking pylon-0.2.0 against master#fe6d05a8b32f5c66c427ca524dbcce5a7145f87e for pr-64327
[INFO] extracting crate pylon 0.2.0 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate pylon 0.2.0 on toolchain fe6d05a8b32f5c66c427ca524dbcce5a7145f87e-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+fe6d05a8b32f5c66c427ca524dbcce5a7145f87e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pylon 0.2.0
[INFO] finished tweaking crates.io crate pylon 0.2.0
[INFO] tweaked toml for crates.io crate pylon 0.2.0 written to work/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate pylon 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+fe6d05a8b32f5c66c427ca524dbcce5a7145f87e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fe6d05a8b32f5c66c427ca524dbcce5a7145f87e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9b9f54e92dae1a146df4456eb5e6b2658fb78dd3d1374c84e6c19c7b882930ab
[INFO] running `"docker" "start" "-a" "9b9f54e92dae1a146df4456eb5e6b2658fb78dd3d1374c84e6c19c7b882930ab"`
[INFO] [stderr]    Compiling bindgen v0.50.0
[INFO] [stderr]     Checking imgref v1.3.5
[INFO] [stderr]    Compiling clang-sys v0.28.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.0
[INFO] [stderr]    Compiling pylon-sys v0.1.2
[INFO] [stderr] error: environment variable `PYLON_ROOT` not defined
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pylon-sys-0.1.2/build.rs:7:22
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let pylon_root = env!("PYLON_ROOT");
[INFO] [stderr]   |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `pylon-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9b9f54e92dae1a146df4456eb5e6b2658fb78dd3d1374c84e6c19c7b882930ab"`
[INFO] running `"docker" "rm" "-f" "9b9f54e92dae1a146df4456eb5e6b2658fb78dd3d1374c84e6c19c7b882930ab"`
[INFO] [stdout] 9b9f54e92dae1a146df4456eb5e6b2658fb78dd3d1374c84e6c19c7b882930ab