/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/bitvector/soft_float_4-3a.c.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 23:02:06,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 23:02:06,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 23:02:06,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 23:02:06,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 23:02:06,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 23:02:06,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 23:02:06,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 23:02:06,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 23:02:06,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 23:02:06,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 23:02:06,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 23:02:06,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 23:02:06,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 23:02:06,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 23:02:06,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 23:02:06,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 23:02:06,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 23:02:06,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 23:02:06,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 23:02:06,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 23:02:06,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 23:02:06,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 23:02:06,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 23:02:06,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-19 23:02:06,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 23:02:06,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 23:02:06,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 23:02:06,479 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-19 23:02:06,500 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 23:02:06,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 23:02:06,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 23:02:06,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 23:02:06,503 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 23:02:06,503 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 23:02:06,503 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 23:02:06,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 23:02:06,504 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 23:02:06,504 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 23:02:06,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 23:02:06,505 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 23:02:06,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 23:02:06,506 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 23:02:06,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 23:02:06,506 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 23:02:06,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 23:02:06,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 23:02:06,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 23:02:06,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 23:02:06,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 23:02:06,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 23:02:06,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 23:02:06,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 23:02:06,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 23:02:06,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 23:02:06,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 23:02:06,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 23:02:06,509 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 23:02:06,509 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-19 23:02:06,834 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 23:02:06,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 23:02:06,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 23:02:06,857 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 23:02:06,860 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 23:02:06,861 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/soft_float_4-3a.c.cil.c [2020-07-19 23:02:06,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3b035483/a83fce0865bd44e7a4ec6b9159257eb3/FLAG430364690 [2020-07-19 23:02:07,381 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 23:02:07,382 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector/soft_float_4-3a.c.cil.c [2020-07-19 23:02:07,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3b035483/a83fce0865bd44e7a4ec6b9159257eb3/FLAG430364690 [2020-07-19 23:02:07,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3b035483/a83fce0865bd44e7a4ec6b9159257eb3 [2020-07-19 23:02:07,789 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 23:02:07,792 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 23:02:07,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 23:02:07,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 23:02:07,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 23:02:07,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:02:07" (1/1) ... [2020-07-19 23:02:07,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22d69f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:07, skipping insertion in model container [2020-07-19 23:02:07,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:02:07" (1/1) ... [2020-07-19 23:02:07,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 23:02:07,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 23:02:08,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 23:02:08,060 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 23:02:08,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 23:02:08,217 INFO L208 MainTranslator]: Completed translation [2020-07-19 23:02:08,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08 WrapperNode [2020-07-19 23:02:08,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 23:02:08,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 23:02:08,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 23:02:08,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 23:02:08,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08" (1/1) ... [2020-07-19 23:02:08,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08" (1/1) ... [2020-07-19 23:02:08,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08" (1/1) ... [2020-07-19 23:02:08,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08" (1/1) ... [2020-07-19 23:02:08,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08" (1/1) ... [2020-07-19 23:02:08,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08" (1/1) ... [2020-07-19 23:02:08,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08" (1/1) ... [2020-07-19 23:02:08,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 23:02:08,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 23:02:08,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 23:02:08,259 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 23:02:08,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 23:02:08,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 23:02:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 23:02:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-19 23:02:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2020-07-19 23:02:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2020-07-19 23:02:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure mulflt [2020-07-19 23:02:08,330 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 23:02:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 23:02:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-07-19 23:02:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-07-19 23:02:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-19 23:02:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2020-07-19 23:02:08,331 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2020-07-19 23:02:08,332 INFO L130 BoogieDeclarations]: Found specification of procedure mulflt [2020-07-19 23:02:08,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 23:02:08,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 23:02:08,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 23:02:08,832 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 23:02:08,832 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-07-19 23:02:08,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:02:08 BoogieIcfgContainer [2020-07-19 23:02:08,837 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 23:02:08,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 23:02:08,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 23:02:08,842 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 23:02:08,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:02:07" (1/3) ... [2020-07-19 23:02:08,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62ffd7a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:02:08, skipping insertion in model container [2020-07-19 23:02:08,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:02:08" (2/3) ... [2020-07-19 23:02:08,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62ffd7a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:02:08, skipping insertion in model container [2020-07-19 23:02:08,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:02:08" (3/3) ... [2020-07-19 23:02:08,846 INFO L109 eAbstractionObserver]: Analyzing ICFG soft_float_4-3a.c.cil.c [2020-07-19 23:02:08,856 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 23:02:08,864 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 23:02:08,879 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 23:02:08,903 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 23:02:08,903 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 23:02:08,904 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 23:02:08,904 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 23:02:08,904 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 23:02:08,904 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 23:02:08,904 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 23:02:08,904 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 23:02:08,923 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2020-07-19 23:02:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-07-19 23:02:08,929 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 23:02:08,931 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 23:02:08,931 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 23:02:08,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 23:02:08,938 INFO L82 PathProgramCache]: Analyzing trace with hash -1312098946, now seen corresponding path program 1 times [2020-07-19 23:02:08,945 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-19 23:02:08,946 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687134827] [2020-07-19 23:02:08,946 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@684a8a3c [2020-07-19 23:02:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 23:02:09,188 ERROR L253 erpolLogProxyWrapper]: Interpolant 10 not inductive [2020-07-19 23:02:09,193 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 23:02:09,194 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: generated interpolants did not pass sanity check at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:874) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:392) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:386) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-19 23:02:09,208 INFO L168 Benchmark]: Toolchain (without parser) took 1412.68 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.7 MB in the beginning and 135.5 MB in the end (delta: -34.8 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2020-07-19 23:02:09,209 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-19 23:02:09,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 424.19 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.5 MB in the beginning and 178.6 MB in the end (delta: -78.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-07-19 23:02:09,215 INFO L168 Benchmark]: Boogie Preprocessor took 40.61 ms. Allocated memory is still 200.8 MB. Free memory was 178.6 MB in the beginning and 176.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-07-19 23:02:09,216 INFO L168 Benchmark]: RCFGBuilder took 578.56 ms. Allocated memory is still 200.8 MB. Free memory was 176.5 MB in the beginning and 151.7 MB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-07-19 23:02:09,217 INFO L168 Benchmark]: TraceAbstraction took 363.24 ms. Allocated memory is still 200.8 MB. Free memory was 151.0 MB in the beginning and 135.5 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. [2020-07-19 23:02:09,229 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 424.19 ms. Allocated memory was 136.8 MB in the beginning and 200.8 MB in the end (delta: 64.0 MB). Free memory was 100.5 MB in the beginning and 178.6 MB in the end (delta: -78.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.61 ms. Allocated memory is still 200.8 MB. Free memory was 178.6 MB in the beginning and 176.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 578.56 ms. Allocated memory is still 200.8 MB. Free memory was 176.5 MB in the beginning and 151.7 MB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 363.24 ms. Allocated memory is still 200.8 MB. Free memory was 151.0 MB in the beginning and 135.5 MB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: generated interpolants did not pass sanity check de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: generated interpolants did not pass sanity check: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:219) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...