these 8 derivations will be built:
  /nix/store/d822nzmq7d68bhpn21q1zlp4fjq8w23s-cargo-src-protox-parse-0.10.0.drv
  /nix/store/1i04amrcvy7ipjpq1al4bhp74hmdsmwg-cargo-package-protox-parse-0.10.0.drv
  /nix/store/fciwja5sgy392kr92d19v71sm0vdbn3b-cargo-package-zstd-sys-2.1.1+zstd.1.5.7.drv
  /nix/store/5h7n4ixa8zi6q075x58jnr0kyzgqk2xx-vendor-registry.drv
  /nix/store/1gszj0mxzm6a4aj34fikwlanphxhba57-vendor-cargo-deps.drv
  /nix/store/jzn6babz6ql74dg5lkfpb74s1sk37ngd-iets-deps-0.1.0.drv
  /nix/store/ad5rayb796an9qa9lvzjqw3a5arv801n-iets-0.1.0.drv
  /nix/store/438ld5169hdjaiq6j2jw0hh4nvinnxhx-iets-langtests.drv
building '/nix/store/ad5rayb796an9qa9lvzjqw3a5arv801n-iets-0.1.0.drv'
iets-0.1.0> Running phase: unpackPhase
iets-0.1.0> unpacking source archive /nix/store/g2f1sw6n7dhsphwamns6kilrvknsmywj-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/6hl89n89rglpwf0skprlssjifnxa6rvy-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/6d3hja68bqvwgvycz4f6g4vl7rpw6hk7-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)
iets-0.1.0> error[E0423]: expected function, found module `lz4_flex::block::decompress`
iets-0.1.0>    --> src/treestore/pack.rs:207:9
iets-0.1.0>     |
iets-0.1.0> 207 |         lz4_flex::block::decompress(&stored, loc.raw as usize)
iets-0.1.0>     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a function
iets-0.1.0> 
iets-0.1.0> error[E0423]: expected function, found module `lz4_flex::block::compress`
iets-0.1.0>    --> src/treestore/pack.rs:237:18
iets-0.1.0>     |
iets-0.1.0> 237 |         .then(|| lz4_flex::block::compress(&bytes))
iets-0.1.0>     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ not a function
iets-0.1.0> 
iets-0.1.0> error[E0603]: module `decompress` is private
iets-0.1.0>    --> src/treestore/pack.rs:207:26
iets-0.1.0>     |
iets-0.1.0> 207 |         lz4_flex::block::decompress(&stored, loc.raw as usize)
iets-0.1.0>     |                          ^^^^^^^^^^ private module
iets-0.1.0>     |
iets-0.1.0> note: the module `decompress` is defined here
iets-0.1.0>    --> /nix/store/6d3hja68bqvwgvycz4f6g4vl7rpw6hk7-vendor-cargo-deps/c19b7c6f923b580ac259164a89f2577984ad5ab09ee9d583b888f934adbbe8d0/lz4_flex-0.14.0/src/block/mod.rs:26:16
iets-0.1.0>     |
iets-0.1.0>  26 | pub(crate) use decompress_safe as decompress;
iets-0.1.0>     |                ^^^^^^^^^^^^^^^
iets-0.1.0> 
iets-0.1.0> error[E0603]: module `compress` is private
iets-0.1.0>    --> src/treestore/pack.rs:237:35
iets-0.1.0>     |
iets-0.1.0> 237 |         .then(|| lz4_flex::block::compress(&bytes))
iets-0.1.0>     |                                   ^^^^^^^^ private module
iets-0.1.0>     |
iets-0.1.0> note: the module `compress` is defined here
iets-0.1.0>    --> /nix/store/6d3hja68bqvwgvycz4f6g4vl7rpw6hk7-vendor-cargo-deps/c19b7c6f923b580ac259164a89f2577984ad5ab09ee9d583b888f934adbbe8d0/lz4_flex-0.14.0/src/block/mod.rs:19:1
iets-0.1.0>     |
iets-0.1.0>  19 | pub(crate) mod compress;
iets-0.1.0>     | ^^^^^^^^^^^^^^^^^^^^^^^
iets-0.1.0> 
iets-0.1.0> Some errors have detailed explanations: E0423, E0603.
iets-0.1.0> For more information about an error, try `rustc --explain E0423`.
iets-0.1.0> error: could not compile `iets` (lib) due to 4 previous errors
error: Cannot build '/nix/store/ad5rayb796an9qa9lvzjqw3a5arv801n-iets-0.1.0.drv'.
       Reason: builder failed with exit code 101.
       Output paths:
         /nix/store/yjargigj6jacpg3bsdg3g3ydivmwqb7n-iets-0.1.0
       Last 25 log lines:
       >     |
       > 207 |         lz4_flex::block::decompress(&stored, loc.raw as usize)
       >     |                          ^^^^^^^^^^ private module
       >     |
       > note: the module `decompress` is defined here
       >    --> /nix/store/6d3hja68bqvwgvycz4f6g4vl7rpw6hk7-vendor-cargo-deps/c19b7c6f923b580ac259164a89f2577984ad5ab09ee9d583b888f934adbbe8d0/lz4_flex-0.14.0/src/block/mod.rs:26:16
       >     |
       >  26 | pub(crate) use decompress_safe as decompress;
       >     |                ^^^^^^^^^^^^^^^
       >
       > error[E0603]: module `compress` is private
       >    --> src/treestore/pack.rs:237:35
       >     |
       > 237 |         .then(|| lz4_flex::block::compress(&bytes))
       >     |                                   ^^^^^^^^ private module
       >     |
       > note: the module `compress` is defined here
       >    --> /nix/store/6d3hja68bqvwgvycz4f6g4vl7rpw6hk7-vendor-cargo-deps/c19b7c6f923b580ac259164a89f2577984ad5ab09ee9d583b888f934adbbe8d0/lz4_flex-0.14.0/src/block/mod.rs:19:1
       >     |
       >  19 | pub(crate) mod compress;
       >     | ^^^^^^^^^^^^^^^^^^^^^^^
       >
       > Some errors have detailed explanations: E0423, E0603.
       > For more information about an error, try `rustc --explain E0423`.
       > error: could not compile `iets` (lib) due to 4 previous errors
       For full logs, run:
         nix log /nix/store/ad5rayb796an9qa9lvzjqw3a5arv801n-iets-0.1.0.drv
error: Cannot build '/nix/store/438ld5169hdjaiq6j2jw0hh4nvinnxhx-iets-langtests.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/8v4n3s136hzb20rq6g7zr40g3x3c0xxm-iets-langtests