[INFO] crate rustkit 0.0.1 is already in cache
[INFO] extracting crate rustkit 0.0.1 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/rustkit/0.0.1
[INFO] extracting crate rustkit 0.0.1 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/rustkit/0.0.1
[INFO] validating manifest of rustkit-0.0.1 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustkit-0.0.1 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustkit-0.0.1
[INFO] finished frobbing rustkit-0.0.1
[INFO] frobbed toml for rustkit-0.0.1 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/rustkit/0.0.1/Cargo.toml
[INFO] started frobbing rustkit-0.0.1
[INFO] finished frobbing rustkit-0.0.1
[INFO] frobbed toml for rustkit-0.0.1 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/rustkit/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rustkit-0.0.1 against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-2/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/rustkit/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e2e78694b7ecb6734cadf10da51c36e49d0313ce4ad9973eadf0ed3acf207e8a
[INFO] running `"docker" "start" "-a" "e2e78694b7ecb6734cadf10da51c36e49d0313ce4ad9973eadf0ed3acf207e8a"`
[INFO] [stderr]    Compiling rustkit-clang-sys v0.24.0
[INFO] [stderr]    Compiling rustkit_bindgen v0.0.1
[INFO] [stderr]    Compiling rustkit v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `rustkit v0.0.1 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/rustkit-8e570074471d25f7/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] Failed to parse tu. 1
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] error: error reading '/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/objc/NSObject.h'
[INFO] [stderr] thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', src/libcore/option.rs:378:21
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56141e71393b - backtrace::backtrace::libunwind::trace::h098b67cd5ecf24d4
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x56141e71393b - backtrace::backtrace::trace_unsynchronized::h41f8ecb0b6b75123
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x56141e71393b - std::sys_common::backtrace::_print::h6bdd5779472ab8c6
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x56141e71393b - std::sys_common::backtrace::print::h535418cbcfd3b064
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x56141e71393b - std::panicking::default_hook::{{closure}}::h8962ad5cd6daeea4
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x56141e713616 - std::panicking::default_hook::h39b428958abf2606
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x56141e71405d - std::panicking::rust_panic_with_hook::hec5b145cd2b2dbe3
[INFO] [stderr]                                at src/libstd/panicking.rs:477
[INFO] [stderr]    7:     0x56141e713be2 - std::panicking::continue_panic_fmt::h499883e21d98c9ea
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x56141e713ac6 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:311
[INFO] [stderr]    9:     0x56141e72d9dd - core::panicking::panic_fmt::hf925eb7f761dd347
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]   10:     0x56141e72d91c - core::panicking::panic::hae013ec1b75df721
[INFO] [stderr]                                at src/libcore/panicking.rs:49
[INFO] [stderr]   11:     0x56141e37ea48 - core::option::Option<T>::unwrap::h5d6507dcea2a9d25
[INFO] [stderr]                                at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libcore/macros.rs:12
[INFO] [stderr]   12:     0x56141e34c5d8 - rustkit_bindgen::bind_file::hf4721ca769972190
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustkit_bindgen-0.0.1/src/lib.rs:1132
[INFO] [stderr]   13:     0x56141e330bc4 - build_script_build::bind_system_header::h461a5213e249b1e4
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:19
[INFO] [stderr]   14:     0x56141e330f6a - build_script_build::main::hc7ec103e9ac9cc08
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:30
[INFO] [stderr]   15:     0x56141e332e30 - std::rt::lang_start::{{closure}}::hbacd25c8a13df9af
[INFO] [stderr]                                at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64
[INFO] [stderr]   16:     0x56141e713ab3 - std::rt::lang_start_internal::{{closure}}::h1d5b2f63d8aab9e2
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   17:     0x56141e713ab3 - std::panicking::try::do_call::h23b1282500223f6a
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   18:     0x56141e71a7aa - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   19:     0x56141e71462d - std::panicking::try::hf851d9cd2a46569f
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   20:     0x56141e71462d - std::panic::catch_unwind::h38ad47fd47b8a319
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   21:     0x56141e71462d - std::rt::lang_start_internal::h8489a7c3e11328c4
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   22:     0x56141e332e09 - std::rt::lang_start::hba7e56451198d530
[INFO] [stderr]                                at /rustc/757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/src/libstd/rt.rs:64
[INFO] [stderr]   23:     0x56141e33173a - main
[INFO] [stderr]   24:     0x7ff7a14822e1 - __libc_start_main
[INFO] [stderr]   25:     0x56141e33095a - _start
[INFO] [stderr]   26:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "e2e78694b7ecb6734cadf10da51c36e49d0313ce4ad9973eadf0ed3acf207e8a"`
[INFO] running `"docker" "rm" "-f" "e2e78694b7ecb6734cadf10da51c36e49d0313ce4ad9973eadf0ed3acf207e8a"`
[INFO] [stdout] e2e78694b7ecb6734cadf10da51c36e49d0313ce4ad9973eadf0ed3acf207e8a