Merge branch 'fix/eva/alternative-oracles' into 'master'

tests/value/oracle_octagon/bitfield.res.oracle

tests/value/oracle_octagon/builtins_split.res.oracle

tests/value/oracle_octagon/call_simple.res.oracle

tests/value/oracle_octagon/descending.res.oracle

tests/value/oracle_octagon/downcast.1.res.oracle

tests/value/oracle_octagon/equality.res.oracle

tests/value/oracle_octagon/find_ivaltop.res.oracle

tests/value/oracle_octagon/for_loops.3.res.oracle

tests/value/oracle_octagon/gauges.res.oracle

tests/value/oracle_octagon/loop.res.oracle

tests/value/oracle_octagon/loop_wvar.1.res.oracle

tests/value/oracle_octagon/modulo.res.oracle

tests/value/oracle_octagon/non_natural.res.oracle

tests/value/oracle_octagon/nonlin.res.oracle

tests/value/oracle_octagon/plevel.res.oracle

tests/value/oracle_octagon/ptr_relation.1.res.oracle

tests/value/oracle_octagon/relation_reduction.res.oracle

tests/value/oracle_octagon/relation_shift.res.oracle

tests/value/oracle_octagon/relations.res.oracle

tests/value/oracle_octagon/relations2.res.oracle