installation error in pdftools

[shubhamgajbhiye1994]

I tired to install pdftools on 16.04 ubuntu , after installing pre requisite like libpoppler-cpp-dev.
but getting below error.

• installing source package ‘pdftools’ ...
  ** package ‘pdftools’ successfully unpacked and MD5 sums checked
  Found pkg-config cflags and libs!
  Using PKG_CFLAGS=-I/usr/local/include/poppler/cpp -I/usr/local/include/poppler
  Using PKG_LIBS=-L/usr/local/lib -lpoppler-cpp
  ** libs
  g++ -I/usr/share/R/include -DNDEBUG -I/usr/local/include/poppler/cpp -I/usr/local/include/poppler -I"/usr/local/lib/R/site-library/Rcpp/include" -fvisibility=hidden -fpic -g -O2 -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -g -c RcppExports.cpp -o RcppExports.o
  g++ -I/usr/share/R/include -DNDEBUG -I/usr/local/include/poppler/cpp -I/usr/local/include/poppler -I"/usr/local/lib/R/site-library/Rcpp/include" -fvisibility=hidden -fpic -g -O2 -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -g -c bindings.cpp -o bindings.o
  In file included from bindings.cpp:5:0:
  /usr/local/include/poppler/cpp/poppler-page.h:39:22: error: expected ‘,’ or ‘...’ before ‘&&’ token
  text_box(text_box&&);
  ^
  /usr/local/include/poppler/cpp/poppler-page.h:39:24: error: invalid constructor; you probably meant ‘poppler::text_box (const poppler::text_box&)’
  text_box(text_box&&);
  ^
  /usr/local/include/poppler/cpp/poppler-page.h:40:33: error: expected ‘,’ or ‘...’ before ‘&&’ token
  text_box& operator=(text_box&&);
  ^
  /usr/local/include/poppler/cpp/poppler-page.h:70:10: error: ‘unique_ptr’ in namespace ‘std’ does not name a template type
  std::unique_ptr<text_box_data> m_data;
  ^
  bindings.cpp: In function ‘Rcpp::String ustring_to_utf8(poppler::ustring)’:
  bindings.cpp:56:26: error: ‘std::__cxx11::string {aka class std::__cxx11::basic_string}’ has no member named ‘bac
  ’
  if(str.length() && str.back() == '\f')
  ^
  bindings.cpp: In function ‘Rcpp::List poppler_pdf_info(Rcpp::RawVector, std::__cxx11::string, std::__cxx11::string)’:
  bindings.cpp:146:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw, true));
  ^
  bindings.cpp:146:36: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw, true));
  ^
  bindings.cpp:146:73: error: ‘doc’ was not declared in this scope
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw, true));
  ^
  bindings.cpp: In function ‘Rcpp::List poppler_pdf_data(Rcpp::RawVector, bool, std::__cxx11::string, std::__cxx11::string)’:
  bindings.cpp:194:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:194:36: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:194:67: error: ‘doc’ was not declared in this scope
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:197:5: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::page p(doc->create_page(i));
  ^
  bindings.cpp:197:34: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::page p(doc->create_page(i));
  ^
  bindings.cpp:197:57: error: ‘p’ was not declared in this scope
  std::unique_ptrpoppler::page p(doc->create_page(i));
  ^
  bindings.cpp: In function ‘Rcpp::CharacterVector poppler_pdf_text(Rcpp::RawVector, std::__cxx11::string, std::__cxx11::string)’:
  bindings.cpp:261:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:261:36: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:261:67: error: ‘doc’ was not declared in this scope
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:264:5: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::page p(doc->create_page(i));
  ^
  bindings.cpp:264:34: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::page p(doc->create_page(i));
  ^
  bindings.cpp:264:57: error: ‘p’ was not declared in this scope
  std::unique_ptrpoppler::page p(doc->create_page(i));
  ^
  bindings.cpp: In function ‘Rcpp::DataFrame poppler_pdf_pagesize(Rcpp::RawVector, std::__cxx11::string, std::__cxx11::string)’:
  bindings.cpp:293:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:293:36: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:293:67: error: ‘doc’ was not declared in this scope
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:303:5: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::page p(doc->create_page(i));
  ^
  bindings.cpp:303:34: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::page p(doc->create_page(i));
  ^
  bindings.cpp:303:57: error: ‘p’ was not declared in this scope
  std::unique_ptrpoppler::page p(doc->create_page(i));
  ^
  bindings.cpp: In function ‘Rcpp::List poppler_pdf_fonts(Rcpp::RawVector, std::__cxx11::string, std::__cxx11::string)’:
  bindings.cpp:325:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:325:36: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:325:67: error: ‘doc’ was not declared in this scope
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp: In function ‘Rcpp::List poppler_pdf_files(Rcpp::RawVector, std::__cxx11::string, std::__cxx11::string)’:
  bindings.cpp:349:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:349:36: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:349:67: error: ‘doc’ was not declared in this scope
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp: In function ‘Rcpp::List poppler_pdf_toc(Rcpp::RawVector, std::__cxx11::string, std::__cxx11::string)’:
  bindings.cpp:373:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:373:36: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:373:67: error: ‘doc’ was not declared in this scope
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:375:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::toc contents(doc->create_toc());
  ^
  bindings.cpp:375:31: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::toc contents(doc->create_toc());
  ^
  bindings.cpp:375:59: error: ‘contents’ was not declared in this scope
  std::unique_ptrpoppler::toc contents(doc->create_toc());
  ^
  bindings.cpp: In function ‘Rcpp::RawVector poppler_render_page(Rcpp::RawVector, int, double, std::__cxx11::string, std::__cxx11::string, bool, bool)’:
  bindings.cpp:386:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:386:36: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:386:67: error: ‘doc’ was not declared in this scope
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:387:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::page p(doc->create_page(pagenum - 1));
  ^
  bindings.cpp:387:32: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::page p(doc->create_page(pagenum - 1));
  ^
  bindings.cpp:387:65: error: ‘p’ was not declared in this scope
  std::unique_ptrpoppler::page p(doc->create_page(pagenum - 1));
  ^
  bindings.cpp: In function ‘std::vector<std::__cxx11::basic_string > poppler_convert(Rcpp::RawVector, std::__cxx11::string, std::vector, std::vector<std::__cxx11::basic_string >, double, std::__cxx11::string, std::__cxx11::string, bool, bool, bool)’:
  bindings.cpp:416:3: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:416:36: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:416:67: error: ‘doc’ was not declared in this scope
  std::unique_ptrpoppler::document doc(read_raw_pdf(x, opw, upw));
  ^
  bindings.cpp:422:5: error: ‘unique_ptr’ is not a member of ‘std’
  std::unique_ptrpoppler::page p(doc->create_page(pagenum - 1));
  ^
  bindings.cpp:422:34: error: expected primary-expression before ‘>’ token
  std::unique_ptrpoppler::page p(doc->create_page(pagenum - 1));
  ^
  bindings.cpp:422:67: error: ‘p’ was not declared in this scope
  std::unique_ptrpoppler::page p(doc->create_page(pagenum - 1));
  ^
  /usr/lib/R/etc/Makeconf:143: recipe for target 'bindings.o' failed
  make: *** [bindings.o] Error 1
  ERROR: compilation failed for package ‘pdftools’
• removing ‘/usr/local/lib/R/site-library/pdftools’

The downloaded source packages are in
‘/tmp/Rtmpipjjor/downloaded_packages’
Warning message:
In install.packages("pdftools") :
installation of package ‘pdftools’ had non-zero exit status