Running phase: unpackPhase
unpacking source archive /nix/store/348zizg6xfqmyk3ns37qz500jv7h2bry-source
source root is source
Running phase: patchPhase
moving Cargo.lock to Cargo.lock.orig, then will use /nix/store/x5fb9rdfs3v03iygc1a65rdpqkn584p0-Cargo.lock as Cargo.lock
Executing configureCargoCommonVars
decompressing cargo artifacts from /nix/store/62x8xjj97gkl1y7fqc16kwbhqhwz0ksb-iets-fuzz-diff-deps-0.0.0/target.tar.zst to target
Running phase: updateAutotoolsGnuConfigScriptsPhase
Running phase: configurePhase
will append /build/source/fuzz/.cargo-home/config.toml with contents of /nix/store/5r1kwxcjfqcj191yh6zgdr4vfzd72z6h-vendor-cargo-deps/config.toml
default configurePhase, nothing to do
Running phase: buildPhase
+++ command cargo --version
cargo 1.98.0 (797e8a9bc 2026-08-05)
+++ command cargo build --release --message-format json-render-diagnostics --locked --bin fuzz-diff --bin conformance-adapter
   Compiling iets v0.1.0 (/build/source)
error[E0423]: expected function, found module `lz4_flex::block::decompress`
   --> /build/source/src/treestore/pack.rs:207:9
    |
207 |         lz4_flex::block::decompress(&stored, loc.raw as usize)
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a function

error[E0423]: expected function, found module `lz4_flex::block::compress`
   --> /build/source/src/treestore/pack.rs:237:18
    |
237 |         .then(|| lz4_flex::block::compress(&bytes))
    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ not a function

error[E0603]: module `decompress` is private
   --> /build/source/src/treestore/pack.rs:207:26
    |
207 |         lz4_flex::block::decompress(&stored, loc.raw as usize)
    |                          ^^^^^^^^^^ private module
    |
note: the module `decompress` is defined here
   --> /nix/store/5r1kwxcjfqcj191yh6zgdr4vfzd72z6h-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
   --> /build/source/src/treestore/pack.rs:237:35
    |
237 |         .then(|| lz4_flex::block::compress(&bytes))
    |                                   ^^^^^^^^ private module
    |
note: the module `compress` is defined here
   --> /nix/store/5r1kwxcjfqcj191yh6zgdr4vfzd72z6h-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