/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test_union_cast-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 11:19:17,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 11:19:17,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 11:19:17,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 11:19:17,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 11:19:17,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 11:19:17,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 11:19:17,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 11:19:17,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 11:19:17,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 11:19:17,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 11:19:17,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 11:19:17,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 11:19:17,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 11:19:17,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 11:19:17,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 11:19:17,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 11:19:17,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 11:19:17,478 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 11:19:17,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 11:19:17,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 11:19:17,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 11:19:17,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 11:19:17,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 11:19:17,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 11:19:17,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 11:19:17,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 11:19:17,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 11:19:17,510 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 [2020-07-07 11:19:17,533 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 11:19:17,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 11:19:17,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 11:19:17,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 11:19:17,536 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 11:19:17,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 11:19:17,537 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 11:19:17,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 11:19:17,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 11:19:17,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 11:19:17,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 11:19:17,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 11:19:17,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 11:19:17,540 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 11:19:17,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 11:19:17,540 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 11:19:17,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 11:19:17,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 11:19:17,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 11:19:17,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 11:19:17,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 11:19:17,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:19:17,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 11:19:17,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 11:19:17,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 11:19:17,542 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 11:19:17,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 11:19:17,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 11:19:17,543 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 11:19:17,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 11:19:17,840 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 11:19:17,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 11:19:17,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 11:19:17,857 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 11:19:17,858 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 11:19:17,858 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_union_cast-1.i [2020-07-07 11:19:17,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65c182c8c/0547cf29ee5047809f7a758670df6925/FLAGd44fa31ae [2020-07-07 11:19:18,451 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 11:19:18,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_union_cast-1.i [2020-07-07 11:19:18,459 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65c182c8c/0547cf29ee5047809f7a758670df6925/FLAGd44fa31ae [2020-07-07 11:19:18,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65c182c8c/0547cf29ee5047809f7a758670df6925 [2020-07-07 11:19:18,838 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 11:19:18,840 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 11:19:18,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 11:19:18,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 11:19:18,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 11:19:18,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:19:18" (1/1) ... [2020-07-07 11:19:18,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335da22c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:18, skipping insertion in model container [2020-07-07 11:19:18,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:19:18" (1/1) ... [2020-07-07 11:19:18,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 11:19:18,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 11:19:19,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:19:19,132 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 11:19:19,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:19:19,190 INFO L208 MainTranslator]: Completed translation [2020-07-07 11:19:19,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19 WrapperNode [2020-07-07 11:19:19,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 11:19:19,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 11:19:19,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 11:19:19,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 11:19:19,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19" (1/1) ... [2020-07-07 11:19:19,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19" (1/1) ... [2020-07-07 11:19:19,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19" (1/1) ... [2020-07-07 11:19:19,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19" (1/1) ... [2020-07-07 11:19:19,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19" (1/1) ... [2020-07-07 11:19:19,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19" (1/1) ... [2020-07-07 11:19:19,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19" (1/1) ... [2020-07-07 11:19:19,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 11:19:19,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 11:19:19,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 11:19:19,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 11:19:19,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19" (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 [2020-07-07 11:19:19,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 11:19:19,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 11:19:19,447 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-07 11:19:19,447 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 11:19:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 11:19:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-07 11:19:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 11:19:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-07-07 11:19:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-07-07 11:19:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 11:19:19,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 11:19:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-07-07 11:19:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 11:19:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 11:19:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 11:19:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 11:19:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 11:19:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-07-07 11:19:19,646 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 11:19:19,646 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-07 11:19:19,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:19:19 BoogieIcfgContainer [2020-07-07 11:19:19,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 11:19:19,651 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 11:19:19,651 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 11:19:19,655 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 11:19:19,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 11:19:18" (1/3) ... [2020-07-07 11:19:19,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13eb3117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:19:19, skipping insertion in model container [2020-07-07 11:19:19,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:19:19" (2/3) ... [2020-07-07 11:19:19,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13eb3117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:19:19, skipping insertion in model container [2020-07-07 11:19:19,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:19:19" (3/3) ... [2020-07-07 11:19:19,658 INFO L109 eAbstractionObserver]: Analyzing ICFG test_union_cast-1.i [2020-07-07 11:19:19,669 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 11:19:19,677 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 11:19:19,692 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 11:19:19,720 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 11:19:19,720 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 11:19:19,721 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 11:19:19,721 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 11:19:19,721 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 11:19:19,722 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 11:19:19,722 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 11:19:19,722 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 11:19:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2020-07-07 11:19:19,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-07-07 11:19:19,763 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:19:19,765 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:19:19,765 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:19:19,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:19:19,773 INFO L82 PathProgramCache]: Analyzing trace with hash -715594688, now seen corresponding path program 1 times [2020-07-07 11:19:19,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:19:19,784 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415120575] [2020-07-07 11:19:19,785 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:19:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:19:19,978 ERROR L253 erpolLogProxyWrapper]: Interpolant 3 not inductive [2020-07-07 11:19:19,979 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 11:19:19,980 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:222) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:884) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:332) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:332) 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:337) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:239) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:108) 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$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-07 11:19:19,986 INFO L168 Benchmark]: Toolchain (without parser) took 1144.79 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 103.0 MB in the beginning and 154.1 MB in the end (delta: -51.1 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2020-07-07 11:19:19,988 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 11:19:19,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.25 ms. Allocated memory is still 145.2 MB. Free memory was 102.8 MB in the beginning and 92.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2020-07-07 11:19:19,992 INFO L168 Benchmark]: Boogie Preprocessor took 186.58 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 92.8 MB in the beginning and 182.0 MB in the end (delta: -89.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2020-07-07 11:19:19,993 INFO L168 Benchmark]: RCFGBuilder took 270.55 ms. Allocated memory is still 203.9 MB. Free memory was 182.0 MB in the beginning and 168.1 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2020-07-07 11:19:19,997 INFO L168 Benchmark]: TraceAbstraction took 331.84 ms. Allocated memory is still 203.9 MB. Free memory was 167.4 MB in the beginning and 154.1 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2020-07-07 11:19:20,001 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 351.25 ms. Allocated memory is still 145.2 MB. Free memory was 102.8 MB in the beginning and 92.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 186.58 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 92.8 MB in the beginning and 182.0 MB in the end (delta: -89.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 270.55 ms. Allocated memory is still 203.9 MB. Free memory was 182.0 MB in the beginning and 168.1 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 331.84 ms. Allocated memory is still 203.9 MB. Free memory was 167.4 MB in the beginning and 154.1 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 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:222) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...