[INFO] updating cached repository expenses/face_recognition
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/expenses/face_recognition
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/expenses/face_recognition" "work/ex/beta-1.38-1/sources/1.37.0/gh/expenses/face_recognition"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/expenses/face_recognition'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/expenses/face_recognition" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/expenses/face_recognition"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/expenses/face_recognition'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6f3ec8f8f6c6075d762b4488a7eeccfca86f8179
[INFO] sha for GitHub repo expenses/face_recognition: 6f3ec8f8f6c6075d762b4488a7eeccfca86f8179
[INFO] validating manifest of expenses/face_recognition on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of expenses/face_recognition on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing expenses/face_recognition
[INFO] finished frobbing expenses/face_recognition
[INFO] frobbed toml for expenses/face_recognition written to work/ex/beta-1.38-1/sources/1.37.0/gh/expenses/face_recognition/Cargo.toml
[INFO] started frobbing expenses/face_recognition
[INFO] finished frobbing expenses/face_recognition
[INFO] frobbed toml for expenses/face_recognition written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/expenses/face_recognition/Cargo.toml
[INFO] crate expenses/face_recognition already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing expenses/face_recognition against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/expenses/face_recognition:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 344f2eee2d5c8f4698fcd748d89c6389e10900c1196172c5aff0223acc14d97b
[INFO] running `"docker" "start" "-a" "344f2eee2d5c8f4698fcd748d89c6389e10900c1196172c5aff0223acc14d97b"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling syn v0.15.12
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling cpp_common v0.5.1
[INFO] [stderr]    Compiling cpp_build v0.5.1
[INFO] [stderr]    Compiling cpp_macros v0.5.1
[INFO] [stderr]    Compiling face_recognition v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `face_recognition v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/face_recognition-ed11c00d7d7f2c3d/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rustc-link-lib=dlib
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXX = None
[INFO] [stderr] CXX = None
[INFO] [stderr] CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXXFLAGS = None
[INFO] [stderr] CXXFLAGS = None
[INFO] [stderr] DEBUG = Some("true")
[INFO] [stderr] CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXX = None
[INFO] [stderr] CXX = None
[INFO] [stderr] CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CXXFLAGS = None
[INFO] [stderr] CXXFLAGS = None
[INFO] [stderr] running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "/opt/crater/workdir" "-Wall" "-Wextra" "-std=c++11" "-o" "/opt/crater/target/debug/build/face_recognition-002a7639759b0b6b/out/rust_cpp/cpp_closures.o" "-c" "/opt/crater/target/debug/build/face_recognition-002a7639759b0b6b/out/rust_cpp/cpp_closures.cpp"
[INFO] [stderr] cargo:warning=src/lib.rs:67:61: fatal error: dlib/image_processing/frontal_face_detector.h: No such file or directory
[INFO] [stderr] cargo:warning=     #include <dlib/image_processing/frontal_face_detector.h>
[INFO] [stderr] cargo:warning=                                                             ^
[INFO] [stderr] cargo:warning=compilation terminated.
[INFO] [stderr] exit code: 1
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr] Internal error occurred: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "/opt/crater/workdir" "-Wall" "-Wextra" "-std=c++11" "-o" "/opt/crater/target/debug/build/face_recognition-002a7639759b0b6b/out/rust_cpp/cpp_closures.o" "-c" "/opt/crater/target/debug/build/face_recognition-002a7639759b0b6b/out/rust_cpp/cpp_closures.cpp" with args "c++" did not execute successfully (status code exit code: 1).
[INFO] [stderr] 
[INFO] [stderr] ', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55d82fd3f04b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x55d82fd3f04b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55d82fd3f04b - std::sys_common::backtrace::_print::h24f527b44b6cfc06
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stderr]    3:     0x55d82fd3f04b - std::sys_common::backtrace::print::h712608e4347fd64a
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stderr]    4:     0x55d82fd3f04b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    5:     0x55d82fd3ed26 - std::panicking::default_hook::hb29963fb4747e0dd
[INFO] [stderr]                                at src/libstd/panicking.rs:214
[INFO] [stderr]    6:     0x55d82fd3f8a6 - std::panicking::rust_panic_with_hook::hd1236c3083de823a
[INFO] [stderr]                                at src/libstd/panicking.rs:481
[INFO] [stderr]    7:     0x55d82fd3f342 - std::panicking::continue_panic_fmt::he38ad41d6304a12c
[INFO] [stderr]                                at src/libstd/panicking.rs:384
[INFO] [stderr]    8:     0x55d82fd3f28f - std::panicking::begin_panic_fmt::h4b478f1ed53f4521
[INFO] [stderr]                                at src/libstd/panicking.rs:339
[INFO] [stderr]    9:     0x55d82fcd1596 - cc::fail::h90cd63d1ac1603af
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260
[INFO] [stderr]   10:     0x55d82fcbd061 - cc::Build::compile::hbe8a55597fc7702c
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:933
[INFO] [stderr]   11:     0x55d82f91c025 - cpp_build::Config::build::h2d993b18536070d3
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.5.1/src/lib.rs:644
[INFO] [stderr]   12:     0x55d82f91babc - cpp_build::build::h4f4e52833d6b7721
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.5.1/src/lib.rs:651
[INFO] [stderr]   13:     0x55d82f91c5b8 - build_script_build::main::h41b6b3deeca5f0e5
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:49
[INFO] [stderr]   14:     0x55d82f91c550 - std::rt::lang_start::{{closure}}::hcda6d093ba74c9d1
[INFO] [stderr]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x55d82fd3f1c3 - std::rt::lang_start_internal::{{closure}}::hf367a5a6ae52b0ce
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]   16:     0x55d82fd3f1c3 - std::panicking::try::do_call::h9d779bc5e27e3284
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   17:     0x55d82fd4801a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stderr]   18:     0x55d82fd3fd8d - std::panicking::try::h4af22d9cb0afa351
[INFO] [stderr]                                at src/libstd/panicking.rs:275
[INFO] [stderr]   19:     0x55d82fd3fd8d - std::panic::catch_unwind::hbb68a9ada87bfb97
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   20:     0x55d82fd3fd8d - std::rt::lang_start_internal::hba9e09d74440ce4d
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   21:     0x55d82f91c529 - std::rt::lang_start::hfe6741a4bc117d2f
[INFO] [stderr]                                at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/rt.rs:64
[INFO] [stderr]   22:     0x55d82f91c5ea - main
[INFO] [stderr]   23:     0x7fa171d802e1 - __libc_start_main
[INFO] [stderr]   24:     0x55d82f91a86a - _start
[INFO] [stderr]   25:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "344f2eee2d5c8f4698fcd748d89c6389e10900c1196172c5aff0223acc14d97b"`
[INFO] running `"docker" "rm" "-f" "344f2eee2d5c8f4698fcd748d89c6389e10900c1196172c5aff0223acc14d97b"`
[INFO] [stdout] 344f2eee2d5c8f4698fcd748d89c6389e10900c1196172c5aff0223acc14d97b