these 6 derivations will be built:
  /nix/store/ixvxqpcdmdd0b2pyvf8d8n42mjgnw40j-iets-0.1.0.drv
  /nix/store/nzv670gmzqb3kjahlvyf7zykw12c2x99-closure-info.drv
  /nix/store/4fa94v4s4mm3288x3g3q67wlwqyi0kas-test-script.drv
  /nix/store/h7mrv5nx29mfkbk1mbx7c0qmfgll0dla-driverConfiguration.json.drv
  /nix/store/spj14nsvjdcmfcgds7q7iv3ch6z3qazj-nixos-test-driver-iets-classic-e2e.drv
  /nix/store/p7lq5dgjfk52hcvl0s35bf11mv0kycn1-container-test-run-iets-classic-e2e.drv
building '/nix/store/ixvxqpcdmdd0b2pyvf8d8n42mjgnw40j-iets-0.1.0.drv'
iets-0.1.0> Running phase: unpackPhase
iets-0.1.0> unpacking source archive /nix/store/8nbmw56myb74nx4cz9qm3llvh0lncp1i-source
iets-0.1.0> source root is source
iets-0.1.0> Running phase: patchPhase
iets-0.1.0> Executing configureCargoCommonVars
iets-0.1.0> decompressing cargo artifacts from /nix/store/54m928ny3a49z5h7a489k9fyf27wd2zr-iets-deps-0.1.0/target.tar.zst to target
iets-0.1.0> Running phase: updateAutotoolsGnuConfigScriptsPhase
iets-0.1.0> Running phase: configurePhase
iets-0.1.0> will append /build/source/.cargo-home/config.toml with contents of /nix/store/kcp4b936hbdmdqyk70cz6fyd4gnf3msb-vendor-cargo-deps/config.toml
iets-0.1.0> default configurePhase, nothing to do
iets-0.1.0> Running phase: buildPhase
iets-0.1.0> +++ command cargo --version
iets-0.1.0> cargo 1.98.0 (797e8a9bc 2026-08-05)
iets-0.1.0> +++ command cargo build --release --message-format json-render-diagnostics --locked
iets-0.1.0>    Compiling iets v0.1.0 (/build/source)