[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/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/expenses/face_recognition"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/expenses/face_recognition'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/expenses/face_recognition" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/expenses/face_recognition"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/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 master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of expenses/face_recognition on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "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/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/expenses/face_recognition/Cargo.toml
[INFO] crate expenses/face_recognition has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing expenses/face_recognition against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/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=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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 14627e0c7cd18f7559c3509f65868d149c6733e599868de8f8f6998f703ab0af
[INFO] running `"docker" "start" "-a" "14627e0c7cd18f7559c3509f65868d149c6733e599868de8f8f6998f703ab0af"`
[INFO] [stderr]    Compiling syn v0.15.12
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling cpp_common v0.5.1
[INFO] [stderr]    Compiling num-derive v0.2.3
[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]    Compiling cpp v0.5.1
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.0
[INFO] [stderr] error: failed to run custom build command for `face_recognition v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/face_recognition-e871fe26330cff92/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-3c33a68ac4c20528/out/rust_cpp/cpp_closures.o" "-c" "/opt/crater/target/debug/build/face_recognition-3c33a68ac4c20528/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-3c33a68ac4c20528/out/rust_cpp/cpp_closures.o" "-c" "/opt/crater/target/debug/build/face_recognition-3c33a68ac4c20528/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:     0x5601cc098013 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::hb587d2734f1dc7c5
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x5601cc093a7b - std::sys_common::backtrace::_print::he39717f7cfbd122d
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stderr]    2:     0x5601cc096c06 - std::panicking::default_hook::{{closure}}::hb7f1ae5149814e5e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    3:     0x5601cc096984 - std::panicking::default_hook::hc2b73d8ffc772b35
[INFO] [stderr]                                at src/libstd/panicking.rs:215
[INFO] [stderr]    4:     0x5601cc0973dd - std::panicking::rust_panic_with_hook::h625072734a147d22
[INFO] [stderr]                                at src/libstd/panicking.rs:482
[INFO] [stderr]    5:     0x5601cc096e91 - std::panicking::continue_panic_fmt::h3d3b66f689c3e04e
[INFO] [stderr]                                at src/libstd/panicking.rs:385
[INFO] [stderr]    6:     0x5601cc096dde - std::panicking::begin_panic_fmt::hc9320ccc48a296b3
[INFO] [stderr]                                at src/libstd/panicking.rs:340
[INFO] [stderr]    7:     0x5601cc02c525 - cc::fail::h7be60572be938d24
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:2260
[INFO] [stderr]    8:     0x5601cc017abb - cc::Build::compile::hc54940369ec4d709
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.25/src/lib.rs:933
[INFO] [stderr]    9:     0x5601cbc895e8 - cpp_build::Config::build::h4a3219830ba32f91
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.5.1/src/lib.rs:644
[INFO] [stderr]   10:     0x5601cbc890ab - cpp_build::build::h7c4849fbeb92fb20
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpp_build-0.5.1/src/lib.rs:651
[INFO] [stderr]   11:     0x5601cbc89a07 - build_script_build::main::hf9d3265918a028ee
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:49
[INFO] [stderr]   12:     0x5601cbc897ff - std::rt::lang_start::{{closure}}::hf80581cced26c568
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/rt.rs:64
[INFO] [stderr]   13:     0x5601cc096d12 - std::panicking::try::do_call::ha6d3d6f6b5f6c5f2
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:297
[INFO] [stderr]   14:     0x5601cc0a0549 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stderr]   15:     0x5601cc097905 - std::rt::lang_start_internal::hc755040b17518fe7
[INFO] [stderr]                                at src/libstd/panicking.rs:276
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   16:     0x5601cbc897d8 - std::rt::lang_start::h2c6cfd8219c7c8d9
[INFO] [stderr]                                at /rustc/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/src/libstd/rt.rs:64
[INFO] [stderr]   17:     0x5601cbc89a39 - main
[INFO] [stderr]   18:     0x7f7eaa0ce2e0 - __libc_start_main
[INFO] [stderr]   19:     0x5601cbc87dc9 - _start
[INFO] [stderr]   20:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "14627e0c7cd18f7559c3509f65868d149c6733e599868de8f8f6998f703ab0af"`
[INFO] running `"docker" "rm" "-f" "14627e0c7cd18f7559c3509f65868d149c6733e599868de8f8f6998f703ab0af"`
[INFO] [stdout] 14627e0c7cd18f7559c3509f65868d149c6733e599868de8f8f6998f703ab0af