this derivation will be built: /nix/store/p3ax411nig2slamihk9mv00rzrq56xcl-bcachefs-module-7.1.7+deb14-cloud-arm64.drv building '/nix/store/p3ax411nig2slamihk9mv00rzrq56xcl-bcachefs-module-7.1.7+deb14-cloud-arm64.drv'... error: Cannot build '/nix/store/p3ax411nig2slamihk9mv00rzrq56xcl-bcachefs-module-7.1.7+deb14-cloud-arm64.drv'. Reason: builder failed with exit code 2. Output paths: /nix/store/rmv3mmf9rqxqffp774a8bflcibz3aad8-bcachefs-module-7.1.7+deb14-cloud-arm64 Last 25 log lines: > > error[E0080]: attempt to compute `16_usize - 160_usize`, which would overflow > --> /build/bcachefs-dkms-src/src/fs/bcachefs/rust/bcachefs.rs:21761:7 > | > 21761 | ][::core::mem::size_of::() - 160usize]; > | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `c::_` failed here > > error[E0080]: attempt to compute `128_usize - 256_usize`, which would overflow > --> /build/bcachefs-dkms-src/src/fs/bcachefs/rust/bcachefs.rs:21780:27 > | > 21780 | ["Size of ns_common"][::core::mem::size_of::() - 256usize]; > | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `c::_` failed here > > error: aborting due to 6 previous errors; 17 warnings emitted > > Some errors have detailed explanations: E0080, E0308, E0425. > For more information about an error, try `rustc --explain E0080`. > make[5]: *** [/build/bcachefs-dkms-src/kdir/headers/linux-headers-7.1.7+deb14-common/scripts/Makefile.build:363: src/fs/bcachefs/mod.o] Error 1 > make[4]: *** [/build/bcachefs-dkms-src/kdir/headers/linux-headers-7.1.7+deb14-common/scripts/Makefile.build:553: src/fs/bcachefs] Error 2 > make[3]: *** [/build/bcachefs-dkms-src/kdir/headers/linux-headers-7.1.7+deb14-common/Makefile:2191: .] Error 2 > make[2]: *** [/build/bcachefs-dkms-src/kdir/headers/linux-headers-7.1.7+deb14-common/Makefile:260: __sub-make] Error 2 > make[2]: Leaving directory '/build/bcachefs-dkms-src' > make[1]: *** [/build/bcachefs-dkms-src/kdir/headers/linux-headers-7.1.7+deb14-cloud-arm64/../linux-headers-7.1.7+deb14-common/Makefile:260: __sub-make] Error 2 > make[1]: Leaving directory '/build/bcachefs-dkms-src/kdir/headers/linux-headers-7.1.7+deb14-cloud-arm64' > make: *** [Makefile:18: default] Error 2 For full logs, run: nix log /nix/store/p3ax411nig2slamihk9mv00rzrq56xcl-bcachefs-module-7.1.7+deb14-cloud-arm64.drv