Sep 02 00:54:56.750 INFO checking cexpr-0.2.3 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 02 00:54:56.750 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 00:54:56.751 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 00:54:57.110 INFO blam! 92772ca4812bc9222950ec259a027b95c2ebe60b5690847afde92836a016c34c
Sep 02 00:54:57.112 INFO running `"docker" "start" "-a" "92772ca4812bc9222950ec259a027b95c2ebe60b5690847afde92836a016c34c"`
Sep 02 00:54:58.564 INFO kablam!    Compiling clang-sys v0.11.1
Sep 02 00:54:58.564 INFO kablam!     Checking cexpr v0.2.3 (file:///source)
Sep 02 00:54:58.755 INFO kablam! error: failed to run custom build command for `clang-sys v0.11.1`
Sep 02 00:54:58.755 INFO kablam! process didn't exit successfully: `/target/debug/build/clang-sys-3a0b5179de8a4108/build-script-build` (exit code: 101)
Sep 02 00:54:58.755 INFO kablam! --- stderr
Sep 02 00:54:58.755 INFO kablam! thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: "couldn\'t find any of \'libclang.so\', set the LIBCLANG_PATH environment variable to a path where one of these files can be found"', libcore/result.rs:983:5
Sep 02 00:54:58.755 INFO kablam! stack backtrace:
Sep 02 00:54:58.755 INFO kablam!    0:     0x5606f698f5ee - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::ha200f2cd684ebd49
Sep 02 00:54:58.755 INFO kablam!                                at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
Sep 02 00:54:58.755 INFO kablam!    1:     0x5606f6980986 - std::sys_common::backtrace::print::hfe3d4e47b4c8e48c
Sep 02 00:54:58.755 INFO kablam!                                at libstd/sys_common/backtrace.rs:71
Sep 02 00:54:58.755 INFO kablam!                                at libstd/sys_common/backtrace.rs:59
Sep 02 00:54:58.756 INFO kablam!    2:     0x5606f697f2fd - std::panicking::default_hook::{{closure}}::hf56af31102a42941
Sep 02 00:54:58.756 INFO kablam!                                at libstd/panicking.rs:211
Sep 02 00:54:58.756 INFO kablam!    3:     0x5606f697f070 - std::panicking::default_hook::ha51b5d4eb7ec526d
Sep 02 00:54:58.756 INFO kablam!                                at libstd/panicking.rs:227
Sep 02 00:54:58.756 INFO kablam!    4:     0x5606f697f8bc - std::panicking::rust_panic_with_hook::hd585483f9daec810
Sep 02 00:54:58.756 INFO kablam!                                at libstd/panicking.rs:477
Sep 02 00:54:58.756 INFO kablam!    5:     0x5606f697f4b9 - std::panicking::continue_panic_fmt::h918075cde557b461
Sep 02 00:54:58.756 INFO kablam!                                at libstd/panicking.rs:391
Sep 02 00:54:58.756 INFO kablam!    6:     0x5606f697f3b5 - rust_begin_unwind
Sep 02 00:54:58.756 INFO kablam!                                at libstd/panicking.rs:326
Sep 02 00:54:58.756 INFO kablam!    7:     0x5606f69d15eb - core::panicking::panic_fmt::h79198a922822fff3
Sep 02 00:54:58.756 INFO kablam!                                at libcore/panicking.rs:77
Sep 02 00:54:58.756 INFO kablam!    8:     0x5606f6953655 - core::result::unwrap_failed::h087604f0e95a9bc0
Sep 02 00:54:58.756 INFO kablam!                                at /checkout/src/libcore/macros.rs:26
Sep 02 00:54:58.756 INFO kablam!    9:     0x5606f695311d - <core::result::Result<T, E>>::unwrap::h88b311ebe2dc4494
Sep 02 00:54:58.756 INFO kablam!                                at /checkout/src/libcore/result.rs:782
Sep 02 00:54:58.756 INFO kablam!   10:     0x5606f694c120 - build_script_build::link_dynamic::h355270d01d6939bd
Sep 02 00:54:58.756 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/clang-sys-0.11.1/build.rs:240
Sep 02 00:54:58.756 INFO kablam!   11:     0x5606f694c2e5 - build_script_build::main::h32abd4c67a55195c
Sep 02 00:54:58.756 INFO kablam!                                at /cargo-home/registry/src/github.com-1ecc6299db9ec823/clang-sys-0.11.1/build.rs:283
Sep 02 00:54:58.756 INFO kablam!   12:     0x5606f694552f - std::rt::lang_start::{{closure}}::hfa0aa2d0d3c41fbe
Sep 02 00:54:58.756 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 02 00:54:58.756 INFO kablam!   13:     0x5606f697f3a2 - std::panicking::try::do_call::hea63f5620482e896
Sep 02 00:54:58.757 INFO kablam!                                at libstd/rt.rs:59
Sep 02 00:54:58.757 INFO kablam!                                at libstd/panicking.rs:310
Sep 02 00:54:58.757 INFO kablam!   14:     0x5606f69a1be9 - __rust_maybe_catch_panic
Sep 02 00:54:58.757 INFO kablam!                                at libpanic_unwind/lib.rs:103
Sep 02 00:54:58.757 INFO kablam!   15:     0x5606f698b195 - std::rt::lang_start_internal::hfd6e69240f0360f8
Sep 02 00:54:58.757 INFO kablam!                                at libstd/panicking.rs:289
Sep 02 00:54:58.757 INFO kablam!                                at libstd/panic.rs:392
Sep 02 00:54:58.757 INFO kablam!                                at libstd/rt.rs:58
Sep 02 00:54:58.757 INFO kablam!   16:     0x5606f6945507 - std::rt::lang_start::hc9094e1f6ba01576
Sep 02 00:54:58.757 INFO kablam!                                at /checkout/src/libstd/rt.rs:74
Sep 02 00:54:58.757 INFO kablam!   17:     0x5606f694c3f9 - main
Sep 02 00:54:58.757 INFO kablam!   18:     0x7f2953b9082f - __libc_start_main
Sep 02 00:54:58.757 INFO kablam!   19:     0x5606f693ffe8 - _start
Sep 02 00:54:58.757 INFO kablam!   20:                0x0 - <unknown>
Sep 02 00:54:58.757 INFO kablam! 
Sep 02 00:54:58.757 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 00:55:00.939 INFO kablam! warning: bounds on generic parameters are not enforced in type aliases
Sep 02 00:55:00.939 INFO kablam!   --> src/expr.rs:38:23
Sep 02 00:55:00.939 INFO kablam!    |
Sep 02 00:55:00.939 INFO kablam! 38 | pub type CResult<'a,R:'a> = IResult<&'a [Token],R,::Error>;
Sep 02 00:55:00.939 INFO kablam!    |                       ^^
Sep 02 00:55:00.939 INFO kablam!    |
Sep 02 00:55:00.940 INFO kablam!    = note: #[warn(type_alias_bounds)] on by default
Sep 02 00:55:00.940 INFO kablam!    = help: the bound will not be checked when the type alias is used, and should be removed
Sep 02 00:55:00.940 INFO kablam! 
Sep 02 00:55:00.992 INFO kablam! error: build failed
Sep 02 00:55:00.993 INFO kablam! su: No module specific data is present
Sep 02 00:55:01.800 INFO running `"docker" "rm" "-f" "92772ca4812bc9222950ec259a027b95c2ebe60b5690847afde92836a016c34c"`
Sep 02 00:55:01.882 INFO blam! 92772ca4812bc9222950ec259a027b95c2ebe60b5690847afde92836a016c34c