these 2 derivations will be built:
  /nix/store/s3grpvkrsrv0nshmi66f3ap8q88sj59r-cargo-vendor-dir.drv
  /nix/store/bhs54zf6xyps4pcspvwpdy50gf4jwks1-caldav-viewer.drv
building '/nix/store/s3grpvkrsrv0nshmi66f3ap8q88sj59r-cargo-vendor-dir.drv'
cargo-vendor-dir> structuredAttrs is enabled
building '/nix/store/bhs54zf6xyps4pcspvwpdy50gf4jwks1-caldav-viewer.drv'
caldav-viewer> Running phase: unpackPhase
caldav-viewer> unpacking source archive /nix/store/2k0vr0fbis2fmbds6iwn1jrpfvwr6y71-1m61rv7ycc5v39ngmn97xss8zydrwil4-source
caldav-viewer> source root is 1m61rv7ycc5v39ngmn97xss8zydrwil4-source
caldav-viewer> Executing cargoSetupPostUnpackHook
caldav-viewer> Finished cargoSetupPostUnpackHook
caldav-viewer> Running phase: patchPhase
caldav-viewer> Executing cargoSetupPostPatchHook
caldav-viewer> Validating consistency between /build/1m61rv7ycc5v39ngmn97xss8zydrwil4-source/Cargo.lock and /build/cargo-vendor-dir/Cargo.lock
caldav-viewer> Finished cargoSetupPostPatchHook
caldav-viewer> Running phase: updateAutotoolsGnuConfigScriptsPhase
caldav-viewer> Running phase: configurePhase
caldav-viewer> Running phase: buildPhase
caldav-viewer>    Compiling proc-macro2 v1.0.106
caldav-viewer>    Compiling unicode-ident v1.0.5
caldav-viewer>    Compiling quote v1.0.46
caldav-viewer>    Compiling wasm-bindgen-shared v0.2.121
caldav-viewer>    Compiling serde_core v1.0.228
caldav-viewer>    Compiling serde v1.0.228
caldav-viewer>    Compiling rustversion v1.0.9
caldav-viewer>    Compiling serde_json v1.0.87
caldav-viewer>    Compiling cfg-if v1.0.0
caldav-viewer>    Compiling ryu v1.0.11
caldav-viewer>    Compiling bumpalo v3.11.1
caldav-viewer>    Compiling once_cell v1.16.0
caldav-viewer>    Compiling itoa v1.0.4
caldav-viewer>    Compiling autocfg v1.1.0
caldav-viewer>    Compiling syn v1.0.103
caldav-viewer>    Compiling futures-core v0.3.25
caldav-viewer>    Compiling thiserror v1.0.69
caldav-viewer>    Compiling futures-channel v0.3.25
caldav-viewer>    Compiling version_check v0.9.4
caldav-viewer>    Compiling futures-sink v0.3.25
caldav-viewer>    Compiling futures-task v0.3.25
caldav-viewer>    Compiling memchr v2.5.0
caldav-viewer>    Compiling pin-project-lite v0.2.9
caldav-viewer>    Compiling futures-util v0.3.25
caldav-viewer>    Compiling percent-encoding v2.2.0
caldav-viewer>    Compiling fnv v1.0.7
caldav-viewer>    Compiling pin-utils v0.1.0
caldav-viewer>    Compiling slab v0.4.7
caldav-viewer>    Compiling futures-io v0.3.25
caldav-viewer>    Compiling indexmap v1.9.1
caldav-viewer>    Compiling prettyplease v0.1.21
caldav-viewer>    Compiling form_urlencoded v1.1.0
caldav-viewer>    Compiling proc-macro-error-attr v1.0.4
caldav-viewer>    Compiling proc-macro-error v1.0.4
caldav-viewer>    Compiling anymap2 v0.13.0
caldav-viewer>    Compiling num-traits v0.2.15
caldav-viewer>    Compiling hashbrown v0.12.3
caldav-viewer>    Compiling log v0.4.17
caldav-viewer>    Compiling tracing-core v0.1.30
caldav-viewer>    Compiling boolinator v2.4.0
caldav-viewer>    Compiling siphasher v1.0.3
caldav-viewer>    Compiling chrono-tz v0.10.4
caldav-viewer>    Compiling phf_shared v0.12.1
caldav-viewer>    Compiling wasm-bindgen v0.2.121
caldav-viewer>    Compiling phf v0.12.1
caldav-viewer>    Compiling syn v2.0.118
caldav-viewer>    Compiling implicit-clone v0.3.2