source/dkh/int128.d(32,9): Error: `asm` statement is assumed to be `@system` - mark it with `@trusted` if it is not
source/dkh/int128.d(100,9): Error: `asm` statement is assumed to be `@system` - mark it with `@trusted` if it is not
source/dkh/int128.d(138,9): Error: `asm` statement is assumed to be `@system` - mark it with `@trusted` if it is not
source/dkh/twosat.d(16,32): Error: `@safe` function `dkh.twosat.TwoSat.addClause` cannot call `@system` function `dkh.container.stackpayload.StackPayload!(Edge, 4LU).StackPayload.insertBack`
source/dkh/container/stackpayload.d(50,10):        `dkh.container.stackpayload.StackPayload!(Edge, 4LU).StackPayload.insertBack` is declared here
source/dkh/twosat.d(17,32): Error: `@safe` function `dkh.twosat.TwoSat.addClause` cannot call `@system` function `dkh.container.stackpayload.StackPayload!(Edge, 4LU).StackPayload.insertBack`
source/dkh/container/stackpayload.d(50,10):        `dkh.container.stackpayload.StackPayload!(Edge, 4LU).StackPayload.insertBack` is declared here
source/dkh/twosat.d(29,47): Error: `@safe` function `dkh.twosat.TwoSat.solve` cannot call `@system` function `std.array.array!(MapResult!(__lambda1, StackPayload!(Edge, 4LU)[])).array`
/opt/dmd-safe/dmd/generated/linux/release/64/../../../../../phobos/std/array.d(101,21):        `std.array.array!(MapResult!(__lambda1, StackPayload!(Edge, 4LU)[])).array` is declared here
source/dkh/twosat.d(29,27): Error: `@safe` function `dkh.twosat.TwoSat.solve` cannot call `@system` function `dkh.graph.scc.scc!(Edge[][]).scc`
source/dkh/graph/scc.d(20,9):        `dkh.graph.scc.scc!(Edge[][]).scc` is declared here
/opt/dmd-safe/dmd/dmd-safe failed with exit code 1.