this derivation will be built:
  /nix/store/fva8ss89jnfjs5jsl8prkv523a0rvsjc-calendar-0.1.0.drv
these 63 paths will be fetched (0.0 KiB download, 1.5 GiB unpacked):
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warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
building '/nix/store/fva8ss89jnfjs5jsl8prkv523a0rvsjc-calendar-0.1.0.drv' on nix-store.geninf.io:50051
calendar-0.1.0> build04: building fva8ss89jnfjs5jsl8prkv523a0rvsjc-calendar-0.1.0.drv
calendar-0.1.0> Running phase: unpackPhase
calendar-0.1.0> unpacking source archive /nix/store/ajv992g7fcxjsj4zs0bi9vdnw6gpr5iz-calendar
calendar-0.1.0> source root is calendar
calendar-0.1.0> Running phase: patchPhase
calendar-0.1.0> Running phase: updateAutotoolsGnuConfigScriptsPhase
calendar-0.1.0> Running phase: configurePhase
calendar-0.1.0> Running phase: buildPhase
calendar-0.1.0> Building subPackage .
calendar-0.1.0> Running phase: checkPhase
calendar-0.1.0> --- FAIL: TestHome (0.00s)
calendar-0.1.0>     --- FAIL: TestHome/discovered (0.00s)
calendar-0.1.0> panic: httptest: failed to listen on a port: listen tcp6 [::1]:0: bind: operation not permitted [recovered, repanicked]
calendar-0.1.0> 
calendar-0.1.0> goroutine 39 [running]:
calendar-0.1.0> testing.tRunner.func1.2({0x10482eac0, 0x3f9c01ffac0})
calendar-0.1.0> 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:1974 +0x1a0
calendar-0.1.0> testing.tRunner.func1()
calendar-0.1.0> 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:1977 +0x318
calendar-0.1.0> panic({0x10482eac0?, 0x3f9c01ffac0?})
calendar-0.1.0> 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/runtime/panic.go:860 +0x12c
calendar-0.1.0> net/http/httptest.newLocalListener()
calendar-0.1.0> 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/net/http/httptest/server.go:72 +0xd4
calendar-0.1.0> net/http/httptest.NewUnstartedServer(...)
calendar-0.1.0> 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/net/http/httptest/server.go:120
calendar-0.1.0> net/http/httptest.NewServer({0x1048bfb20, 0x3f9c023c460})
calendar-0.1.0> 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/net/http/httptest/server.go:107 +0x28
calendar-0.1.0> project-zero/calendar.davTestServe(0x3f9c0228d88, 0x3f9c023c460)
calendar-0.1.0> 	/nix/var/nix/builds/nix-5189-1203127289/calendar/caldav_test.go:24 +0x38
calendar-0.1.0> project-zero/calendar.TestHome.func1(0x3f9c0228d88)
calendar-0.1.0> 	/nix/var/nix/builds/nix-5189-1203127289/calendar/caldav_test.go:95 +0xac
calendar-0.1.0> testing.tRunner(0x3f9c0228d88, 0x3f9c023c3c0)
calendar-0.1.0> 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:2036 +0xc4
calendar-0.1.0> created by testing.(*T).Run in goroutine 38
calendar-0.1.0> 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:2101 +0x3a8
calendar-0.1.0> FAIL	project-zero/calendar	0.188s
calendar-0.1.0> FAIL
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 39 [running]:
       > testing.tRunner.func1.2({0x10482eac0, 0x3f9c01ffac0})
       > 	/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({0x10482eac0?, 0x3f9c01ffac0?})
       > 	/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({0x1048bfb20, 0x3f9c023c460})
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/net/http/httptest/server.go:107 +0x28
       > project-zero/calendar.davTestServe(0x3f9c0228d88, 0x3f9c023c460)
       > 	/nix/var/nix/builds/nix-5189-1203127289/calendar/caldav_test.go:24 +0x38
       > project-zero/calendar.TestHome.func1(0x3f9c0228d88)
       > 	/nix/var/nix/builds/nix-5189-1203127289/calendar/caldav_test.go:95 +0xac
       > testing.tRunner(0x3f9c0228d88, 0x3f9c023c3c0)
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:2036 +0xc4
       > created by testing.(*T).Run in goroutine 38
       > 	/nix/store/ynhaddwnkhvlr6qn7scbrj1515k52gnw-go-1.26.7/share/go/src/testing/testing.go:2101 +0x3a8
       > FAIL	project-zero/calendar	0.188s
       > FAIL
       For full logs, run:
         nix log /nix/store/fva8ss89jnfjs5jsl8prkv523a0rvsjc-calendar-0.1.0.drv