source/during/package.d(38,43): Error: `@safe` function `during.setup` cannot call `@system` function `core.stdc.stdlib.calloc`
/opt/dmd-safe/dmd/generated/linux/release/64/../../../../../druntime/import/core/stdc/stdlib.d(160,9):        `core.stdc.stdlib.calloc` is declared here
source/during/package.d(38,21): Error: cast from `void*` to `UringDesc*` not allowed in safe code
source/during/package.d(48,31): Error: `@safe` function `during.setup` cannot call `@system` function `during.UringDesc.mapRings`
source/during/package.d(924,18):        `during.UringDesc.mapRings` is declared here
source/during/package.d(638,41): Error: cannot take address of parameter `msg` in `@safe` function `prepSendMsg`
source/during/package.d(659,41): Error: cannot take address of parameter `msg` in `@safe` function `prepRecvMsg`
source/during/package.d(764,41): Error: cannot take address of parameter `time` in `@safe` function `prepTimeout`
source/during/package.d(868,41): Error: cannot take address of parameter `time` in `@safe` function `prepLinkTimeout`
source/during/package.d(897,13): Error: `@safe` function `during.dispose` cannot call `@system` function `core.stdc.stdlib.free`
/opt/dmd-safe/dmd/generated/linux/release/64/../../../../../druntime/import/core/stdc/stdlib.d(164,9):        `core.stdc.stdlib.free` is declared here
source/during/package.d(917,29): Error: `@safe` destructor `during.UringDesc.~this` cannot call `@system` function `core.stdc.stdlib.free`
/opt/dmd-safe/dmd/generated/linux/release/64/../../../../../druntime/import/core/stdc/stdlib.d(164,9):        `core.stdc.stdlib.free` is declared here
/opt/dmd-safe/dmd/dmd-safe failed with exit code 1.