don't know how to build these paths:
  /nix/store/fva8ss89jnfjs5jsl8prkv523a0rvsjc-calendar-0.1.0.drv
warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
error: Cannot build '/nix/store/fva8ss89jnfjs5jsl8prkv523a0rvsjc-calendar-0.1.0.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/291zkcvpb2qpyd93rzds9zp0a2rh2qqa-calendar-0.1.0
       Last 25 log lines:
       > panic: httptest: failed to listen on a port: listen tcp6 [::1]:0: bind: operation not permitted [recovered, repanicked]
       >
       > goroutine 25 [running]:
       > testing.tRunner.func1.2({0x1046aeac0, 0x1f1fcfac3ae0})
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:1974 +0x1a0
       > testing.tRunner.func1()
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:1977 +0x318
       > panic({0x1046aeac0?, 0x1f1fcfac3ae0?})
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/runtime/panic.go:860 +0x12c
       > net/http/httptest.newLocalListener()
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/net/http/httptest/server.go:72 +0xd4
       > net/http/httptest.NewUnstartedServer(...)
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/net/http/httptest/server.go:120
       > net/http/httptest.NewServer({0x10473fb20, 0x1f1fcfa864b0})
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/net/http/httptest/server.go:107 +0x28
       > project-zero/calendar.davTestServe(0x1f1fcfaf2d88, 0x1f1fcfa864b0)
       > 	/nix/var/nix/builds/nix-45771-3562534512/calendar/caldav_test.go:24 +0x38
       > project-zero/calendar.TestHome.func1(0x1f1fcfaf2d88)
       > 	/nix/var/nix/builds/nix-45771-3562534512/calendar/caldav_test.go:95 +0xac
       > testing.tRunner(0x1f1fcfaf2d88, 0x1f1fcfa86410)
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:2036 +0xc4
       > created by testing.(*T).Run in goroutine 24
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:2101 +0x3a8
       > FAIL	project-zero/calendar	0.167s
       > FAIL
       For full logs, run:
         nix log /nix/store/fva8ss89jnfjs5jsl8prkv523a0rvsjc-calendar-0.1.0.drv