this derivation will be built:
  /nix/store/0qp0pllvfqs8ri14f0rcxx7z2z83vkvq-inspector-0.1.0.drv
error: Cannot build '/nix/store/0qp0pllvfqs8ri14f0rcxx7z2z83vkvq-inspector-0.1.0.drv'.
       Reason: builder failed with exit code 8.
       Output paths:
         /nix/store/mybga38kxzcbvzq3iapf3n9zbiczva7g-inspector-0.1.0
       Last 25 log lines:
       > 2/2 Test #2: e2e ..............................***Failed    1.18 sec
       > libc++abi: terminating due to uncaught exception of type std::out_of_range: basic_string
       > location: {'file': '/private/var/tb/1/scratch/50879f286a95da0d/build/source/test/test.cpp', 'line': 21, 'locals': 'inspector_repl::type<int>& argc = *(inspector_repl::type<int>*) 0x16B6367B4;\ninspector_repl::type<char **>& argv = *(inspector_repl::type<char **>*) 0x16B6367A8;\ninspector_repl::type<int[2]>& arr = *(inspector_repl::type<int[2]>*) 0x16B6367F0;\ninspector_repl::type<std::unique_ptr<int>>& ptr = *(inspector_repl::type<std::unique_ptr<int>>*) 0x16B6367A0;\ninspector_repl::type<std::map<std::string, int>>& map = *(inspector_repl::type<std::map<std::string, int>>*) 0x16B636788;\ninspector_repl::type<int>& a = *(inspector_repl::type<int>*) 0x16B636784;\ninspector_repl::type<std::string>& b = *(inspector_repl::type<std::string>*) 0x16B636768;'}
       > a + 41 => '(int) 42'
       > b.size() => '(unsigned long) 12'
       > b => '(std::string &) "Hello world!"'
       > int c = a * 3; => ''
       > c => '(int) 3'
       > undefined_name + 1 => "error: use of undeclared identifier 'undefined_name'\n    1 | undefined_name + 1;\n      | ^~~~~~~~~~~~~~"
       > arr[1] + *ptr => '(int) 9'
       > map => '(std::map<std::string, int> &) {{"k", 6}}'
       > throw 1; => 'uncaught exception'
       > program hung up, got: b''
       >
       >
       > 50% tests passed, 1 tests failed out of 2
       >
       > Total Test time (real) =   1.18 sec
       >
       > The following tests FAILED:
       > 	  2 - e2e (Failed)
       > Errors while running CTest
       > FAILED: [code=8] CMakeFiles/test.util
       > cd /private/var/tb/1/scratch/50879f286a95da0d/build/source/build && /nix/store/q85csxf4s4shx89zif097h1ql4ax1rrz-cmake-4.4.3/bin/ctest
       > ninja: build stopped: subcommand failed.
       For full logs, run:
         nix log /nix/store/0qp0pllvfqs8ri14f0rcxx7z2z83vkvq-inspector-0.1.0.drv