/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --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 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 14:20:54,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 14:20:54,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 14:20:54,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 14:20:54,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 14:20:54,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 14:20:54,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 14:20:54,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 14:20:54,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 14:20:54,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 14:20:54,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 14:20:54,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 14:20:54,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 14:20:54,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 14:20:54,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 14:20:54,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 14:20:54,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 14:20:54,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 14:20:54,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 14:20:54,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 14:20:54,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 14:20:54,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 14:20:54,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 14:20:54,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 14:20:54,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 14:20:54,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 14:20:54,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 14:20:54,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 14:20:54,124 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 [2020-07-21 14:20:54,157 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 14:20:54,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 14:20:54,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 14:20:54,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 14:20:54,161 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 14:20:54,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 14:20:54,162 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 14:20:54,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 14:20:54,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 14:20:54,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 14:20:54,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 14:20:54,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 14:20:54,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 14:20:54,164 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 14:20:54,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 14:20:54,165 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 14:20:54,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 14:20:54,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 14:20:54,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 14:20:54,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 14:20:54,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 14:20:54,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 14:20:54,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 14:20:54,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 14:20:54,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 14:20:54,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 14:20:54,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:20:54,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 14:20:54,169 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 14:20:54,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC 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 -> 2 [2020-07-21 14:20:54,655 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 14:20:54,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 14:20:54,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 14:20:54,689 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 14:20:54,690 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 14:20:54,691 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2020-07-21 14:20:54,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3045d1a03/ddc59ef27d50434cb0322cd407106b7c/FLAGa72bc399a [2020-07-21 14:20:55,776 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 14:20:55,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2020-07-21 14:20:55,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3045d1a03/ddc59ef27d50434cb0322cd407106b7c/FLAGa72bc399a [2020-07-21 14:20:56,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3045d1a03/ddc59ef27d50434cb0322cd407106b7c [2020-07-21 14:20:56,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 14:20:56,363 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 14:20:56,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 14:20:56,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 14:20:56,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 14:20:56,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:20:56" (1/1) ... [2020-07-21 14:20:56,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f1aed36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:56, skipping insertion in model container [2020-07-21 14:20:56,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:20:56" (1/1) ... [2020-07-21 14:20:56,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 14:20:56,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 14:20:56,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 14:20:57,018 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 14:20:57,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 14:20:57,406 INFO L208 MainTranslator]: Completed translation [2020-07-21 14:20:57,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57 WrapperNode [2020-07-21 14:20:57,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 14:20:57,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 14:20:57,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 14:20:57,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 14:20:57,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57" (1/1) ... [2020-07-21 14:20:57,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57" (1/1) ... [2020-07-21 14:20:57,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57" (1/1) ... [2020-07-21 14:20:57,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57" (1/1) ... [2020-07-21 14:20:57,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57" (1/1) ... [2020-07-21 14:20:57,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57" (1/1) ... [2020-07-21 14:20:57,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57" (1/1) ... [2020-07-21 14:20:57,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 14:20:57,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 14:20:57,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 14:20:57,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 14:20:57,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57" (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 [2020-07-21 14:20:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 14:20:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 14:20:57,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 14:20:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 14:20:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2020-07-21 14:20:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-07-21 14:20:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 14:20:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-21 14:20:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 14:20:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 14:20:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 14:20:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 14:20:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 14:20:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 14:20:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 14:20:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 14:20:57,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 14:21:01,910 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 14:21:01,911 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-21 14:21:01,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 02:21:01 BoogieIcfgContainer [2020-07-21 14:21:01,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 14:21:01,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 14:21:01,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 14:21:01,961 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 14:21:01,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 02:20:56" (1/3) ... [2020-07-21 14:21:01,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@647cc49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 02:21:01, skipping insertion in model container [2020-07-21 14:21:01,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:20:57" (2/3) ... [2020-07-21 14:21:01,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@647cc49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 02:21:01, skipping insertion in model container [2020-07-21 14:21:01,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 02:21:01" (3/3) ... [2020-07-21 14:21:01,978 INFO L109 eAbstractionObserver]: Analyzing ICFG aiob_4.c.v+lhb-reducer.c [2020-07-21 14:21:02,003 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 14:21:02,024 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 14:21:02,059 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 14:21:02,118 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 14:21:02,119 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 14:21:02,119 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 14:21:02,119 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 14:21:02,120 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 14:21:02,120 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 14:21:02,120 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 14:21:02,120 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 14:21:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2020-07-21 14:21:02,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-07-21 14:21:02,208 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 14:21:02,211 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 14:21:02,212 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 14:21:02,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 14:21:02,231 INFO L82 PathProgramCache]: Analyzing trace with hash 377540282, now seen corresponding path program 1 times [2020-07-21 14:21:02,252 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 14:21:02,253 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1737521578] [2020-07-21 14:21:02,254 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:21:16,995 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 14:21:16,996 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 14:21:17,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-21 14:21:17,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 14:21:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:21:17,405 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 14:21:17,407 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1737521578] [2020-07-21 14:21:17,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 14:21:17,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-07-21 14:21:17,413 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897579614] [2020-07-21 14:21:17,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-21 14:21:17,425 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 14:21:17,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-21 14:21:17,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2020-07-21 14:21:17,457 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 13 states. [2020-07-21 14:21:38,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 14:21:38,310 INFO L93 Difference]: Finished difference Result 90 states and 134 transitions. [2020-07-21 14:21:38,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-21 14:21:38,314 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 48 [2020-07-21 14:21:38,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 14:21:38,352 INFO L225 Difference]: With dead ends: 90 [2020-07-21 14:21:38,352 INFO L226 Difference]: Without dead ends: 57 [2020-07-21 14:21:38,365 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2020-07-21 14:21:38,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-21 14:21:38,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-07-21 14:21:38,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-21 14:21:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2020-07-21 14:21:38,446 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 48 [2020-07-21 14:21:38,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 14:21:38,448 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2020-07-21 14:21:38,449 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-21 14:21:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2020-07-21 14:21:38,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-21 14:21:38,452 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 14:21:38,452 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 14:21:38,654 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:21:38,655 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 14:21:38,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 14:21:38,657 INFO L82 PathProgramCache]: Analyzing trace with hash -849330057, now seen corresponding path program 1 times [2020-07-21 14:21:38,661 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 14:21:38,663 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1678925973] [2020-07-21 14:21:38,664 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:22:03,473 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 14:22:03,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 14:22:03,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 25 conjunts are in the unsatisfiable core [2020-07-21 14:22:03,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 14:22:03,772 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:22:03,773 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 14:22:12,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:22:12,853 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1678925973] [2020-07-21 14:22:12,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 14:22:12,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2020-07-21 14:22:12,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228405527] [2020-07-21 14:22:12,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-07-21 14:22:12,867 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 14:22:12,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-07-21 14:22:12,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=475, Unknown=4, NotChecked=0, Total=650 [2020-07-21 14:22:12,874 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand 26 states. [2020-07-21 14:22:26,692 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 13 [2020-07-21 14:22:31,442 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2020-07-21 14:22:34,156 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 15 [2020-07-21 14:22:34,892 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 15 [2020-07-21 14:22:35,713 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 15 [2020-07-21 14:22:39,100 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 15 [2020-07-21 14:22:41,070 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2020-07-21 14:23:07,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 14:23:07,089 INFO L93 Difference]: Finished difference Result 99 states and 106 transitions. [2020-07-21 14:23:07,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-07-21 14:23:07,091 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 53 [2020-07-21 14:23:07,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 14:23:07,094 INFO L225 Difference]: With dead ends: 99 [2020-07-21 14:23:07,094 INFO L226 Difference]: Without dead ends: 96 [2020-07-21 14:23:07,098 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 82 SyntacticMatches, 4 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 416 ImplicationChecksByTransitivity, 39.4s TimeCoverageRelationStatistics Valid=703, Invalid=1839, Unknown=8, NotChecked=0, Total=2550 [2020-07-21 14:23:07,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-07-21 14:23:07,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2020-07-21 14:23:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-21 14:23:07,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 94 transitions. [2020-07-21 14:23:07,132 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 94 transitions. Word has length 53 [2020-07-21 14:23:07,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 14:23:07,134 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 94 transitions. [2020-07-21 14:23:07,134 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-07-21 14:23:07,134 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 94 transitions. [2020-07-21 14:23:07,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-21 14:23:07,141 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 14:23:07,146 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 14:23:07,348 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:23:07,349 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 14:23:07,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 14:23:07,351 INFO L82 PathProgramCache]: Analyzing trace with hash 769279991, now seen corresponding path program 2 times [2020-07-21 14:23:07,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 14:23:07,352 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [321695996] [2020-07-21 14:23:07,353 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:23:31,569 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 14:23:31,570 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 14:23:31,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 1125 conjuncts, 41 conjunts are in the unsatisfiable core [2020-07-21 14:23:31,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 14:23:32,035 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:23:32,036 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 14:23:54,406 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 197 refuted. 10 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:23:54,407 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [321695996] [2020-07-21 14:23:54,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 14:23:54,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 42 [2020-07-21 14:23:54,408 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097017580] [2020-07-21 14:23:54,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2020-07-21 14:23:54,411 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 14:23:54,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2020-07-21 14:23:54,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=443, Invalid=1269, Unknown=10, NotChecked=0, Total=1722 [2020-07-21 14:23:54,414 INFO L87 Difference]: Start difference. First operand 94 states and 94 transitions. Second operand 42 states. [2020-07-21 14:24:36,187 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 13 [2020-07-21 14:24:40,009 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 15 [2020-07-21 14:24:50,865 WARN L193 SmtUtils]: Spent 5.12 s on a formula simplification. DAG size of input: 95 DAG size of output: 15 [2020-07-21 14:24:59,523 WARN L193 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 90 DAG size of output: 15 [2020-07-21 14:25:06,508 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 15 [2020-07-21 14:25:13,798 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 15 [2020-07-21 14:25:37,401 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 75 DAG size of output: 15 [2020-07-21 14:25:41,419 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 15 [2020-07-21 14:25:50,895 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 15 [2020-07-21 14:25:57,497 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 15 [2020-07-21 14:26:06,481 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 15 [2020-07-21 14:26:13,676 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 50 DAG size of output: 15 [2020-07-21 14:26:15,771 WARN L838 $PredicateComparison]: unable to prove that (and (< (mod (+ c_main_~Id_MCDC_89__Id_MCDC_96~0 5) 4294967296) 42) (< (mod (+ c_main_~Id_MCDC_89__Id_MCDC_96~0 7) 4294967296) 42) (< (mod c_main_~Id_MCDC_89__Id_MCDC_96~0 4294967296) 42) (< (mod (+ c_main_~Id_MCDC_89__Id_MCDC_96~0 6) 4294967296) 42) (< (mod (+ c_main_~Id_MCDC_89__Id_MCDC_96~0 1) 4294967296) 42) (< (mod (+ c_main_~Id_MCDC_89__Id_MCDC_96~0 4) 4294967296) 42) (< (mod c_~Id_MCDC_93~0 4294967296) 42) (< (mod (+ c_main_~Id_MCDC_89__Id_MCDC_96~0 2) 4294967296) 42) (< (mod (+ c_main_~Id_MCDC_89__Id_MCDC_96~0 3) 4294967296) 42)) is different from false [2020-07-21 14:26:27,470 WARN L193 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 42 DAG size of output: 17 [2020-07-21 14:26:32,901 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2020-07-21 14:26:40,960 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 35 DAG size of output: 15 [2020-07-21 14:26:48,504 WARN L193 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 30 DAG size of output: 15 [2020-07-21 14:26:55,989 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 20 DAG size of output: 15 [2020-07-21 14:27:04,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 14:27:04,753 INFO L93 Difference]: Finished difference Result 199 states and 218 transitions. [2020-07-21 14:27:04,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-07-21 14:27:04,755 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 93 [2020-07-21 14:27:04,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 14:27:04,758 INFO L225 Difference]: With dead ends: 199 [2020-07-21 14:27:04,758 INFO L226 Difference]: Without dead ends: 196 [2020-07-21 14:27:04,762 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 146 SyntacticMatches, 3 SemanticMatches, 81 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 910 ImplicationChecksByTransitivity, 157.5s TimeCoverageRelationStatistics Valid=1738, Invalid=4890, Unknown=18, NotChecked=160, Total=6806 [2020-07-21 14:27:04,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-07-21 14:27:04,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 194. [2020-07-21 14:27:04,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-07-21 14:27:04,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 194 transitions. [2020-07-21 14:27:04,785 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 194 transitions. Word has length 93 [2020-07-21 14:27:04,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 14:27:04,786 INFO L479 AbstractCegarLoop]: Abstraction has 194 states and 194 transitions. [2020-07-21 14:27:04,786 INFO L480 AbstractCegarLoop]: Interpolant automaton has 42 states. [2020-07-21 14:27:04,786 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 194 transitions. [2020-07-21 14:27:04,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-07-21 14:27:04,790 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 14:27:04,791 INFO L422 BasicCegarLoop]: trace histogram [30, 30, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 14:27:04,997 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:27:04,998 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 14:27:04,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 14:27:04,999 INFO L82 PathProgramCache]: Analyzing trace with hash -470398281, now seen corresponding path program 3 times [2020-07-21 14:27:05,000 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 14:27:05,000 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [13893321] [2020-07-21 14:27:05,000 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:27:43,501 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 14:27:43,502 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 14:27:43,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 1885 conjuncts, 81 conjunts are in the unsatisfiable core [2020-07-21 14:27:43,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 14:27:45,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 2117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:27:45,041 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 14:28:48,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 0 proven. 2117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:28:48,439 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [13893321] [2020-07-21 14:28:48,439 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 14:28:48,439 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 42] total 82 [2020-07-21 14:28:48,439 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593500052] [2020-07-21 14:28:48,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 82 states [2020-07-21 14:28:48,442 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 14:28:48,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2020-07-21 14:28:48,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1053, Invalid=5561, Unknown=28, NotChecked=0, Total=6642 [2020-07-21 14:28:48,446 INFO L87 Difference]: Start difference. First operand 194 states and 194 transitions. Second operand 82 states. [2020-07-21 14:29:43,177 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 20 [2020-07-21 14:29:54,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 14:29:54,113 INFO L93 Difference]: Finished difference Result 219 states and 222 transitions. [2020-07-21 14:29:54,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-07-21 14:29:54,114 INFO L78 Accepts]: Start accepts. Automaton has 82 states. Word has length 193 [2020-07-21 14:29:54,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 14:29:54,118 INFO L225 Difference]: With dead ends: 219 [2020-07-21 14:29:54,118 INFO L226 Difference]: Without dead ends: 216 [2020-07-21 14:29:54,123 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 306 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1722 ImplicationChecksByTransitivity, 81.3s TimeCoverageRelationStatistics Valid=2259, Invalid=13458, Unknown=33, NotChecked=0, Total=15750 [2020-07-21 14:29:54,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-07-21 14:29:54,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 214. [2020-07-21 14:29:54,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-07-21 14:29:54,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 214 transitions. [2020-07-21 14:29:54,145 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 214 transitions. Word has length 193 [2020-07-21 14:29:54,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 14:29:54,146 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 214 transitions. [2020-07-21 14:29:54,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 82 states. [2020-07-21 14:29:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 214 transitions. [2020-07-21 14:29:54,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-07-21 14:29:54,151 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 14:29:54,151 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 14:29:54,364 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:29:54,365 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 14:29:54,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 14:29:54,366 INFO L82 PathProgramCache]: Analyzing trace with hash -1730716041, now seen corresponding path program 4 times [2020-07-21 14:29:54,366 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 14:29:54,367 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1920878524] [2020-07-21 14:29:54,367 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:30:48,924 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 14:30:48,924 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 14:30:49,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 2037 conjuncts, 130 conjunts are in the unsatisfiable core [2020-07-21 14:30:49,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 14:30:51,642 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2020-07-21 14:30:51,644 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 14:30:51,651 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 14:30:51,652 INFO L544 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 14:30:51,653 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2020-07-21 14:30:51,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 99 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:30:51,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 14:30:52,038 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-07-21 14:30:52,038 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 14:32:01,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 99 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:32:01,084 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1920878524] [2020-07-21 14:32:01,084 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 14:32:01,084 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 47] total 91 [2020-07-21 14:32:01,084 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679312807] [2020-07-21 14:32:01,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 91 states [2020-07-21 14:32:01,085 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 14:32:01,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2020-07-21 14:32:01,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1086, Invalid=7077, Unknown=27, NotChecked=0, Total=8190 [2020-07-21 14:32:01,088 INFO L87 Difference]: Start difference. First operand 214 states and 214 transitions. Second operand 91 states. [2020-07-21 14:32:16,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 14:32:16,005 INFO L93 Difference]: Finished difference Result 216 states and 216 transitions. [2020-07-21 14:32:16,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-07-21 14:32:16,005 INFO L78 Accepts]: Start accepts. Automaton has 91 states. Word has length 213 [2020-07-21 14:32:16,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 14:32:16,007 INFO L225 Difference]: With dead ends: 216 [2020-07-21 14:32:16,007 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 14:32:16,011 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 335 SyntacticMatches, 1 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 71.2s TimeCoverageRelationStatistics Valid=1185, Invalid=7344, Unknown=27, NotChecked=0, Total=8556 [2020-07-21 14:32:16,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 14:32:16,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 14:32:16,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 14:32:16,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 14:32:16,012 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 213 [2020-07-21 14:32:16,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 14:32:16,013 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 14:32:16,013 INFO L480 AbstractCegarLoop]: Interpolant automaton has 91 states. [2020-07-21 14:32:16,013 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 14:32:16,013 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 14:32:16,213 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:32:16,218 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 14:32:16,446 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 381 [2020-07-21 14:32:18,014 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 394 DAG size of output: 147 [2020-07-21 14:32:18,018 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 14:32:18,019 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 14:32:18,019 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 14:32:18,019 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 14:32:18,019 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (< (mod ~Id_MCDC_93~0 4294967296) 42) [2020-07-21 14:32:18,019 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 14:32:18,019 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 14:32:18,019 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 134 634) no Hoare annotation was computed. [2020-07-21 14:32:18,020 INFO L268 CegarLoopResult]: For program point L275(lines 275 568) no Hoare annotation was computed. [2020-07-21 14:32:18,020 INFO L268 CegarLoopResult]: For program point L242(lines 242 586) no Hoare annotation was computed. [2020-07-21 14:32:18,020 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-07-21 14:32:18,020 INFO L268 CegarLoopResult]: For program point L234(lines 234 592) no Hoare annotation was computed. [2020-07-21 14:32:18,020 INFO L268 CegarLoopResult]: For program point L284(lines 284 563) no Hoare annotation was computed. [2020-07-21 14:32:18,020 INFO L268 CegarLoopResult]: For program point L301(lines 301 551) no Hoare annotation was computed. [2020-07-21 14:32:18,020 INFO L268 CegarLoopResult]: For program point L268(lines 268 569) no Hoare annotation was computed. [2020-07-21 14:32:18,020 INFO L268 CegarLoopResult]: For program point L260(lines 260 575) no Hoare annotation was computed. [2020-07-21 14:32:18,020 INFO L268 CegarLoopResult]: For program point L310(lines 310 546) no Hoare annotation was computed. [2020-07-21 14:32:18,021 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 134 634) no Hoare annotation was computed. [2020-07-21 14:32:18,021 INFO L268 CegarLoopResult]: For program point L327(lines 327 534) no Hoare annotation was computed. [2020-07-21 14:32:18,021 INFO L268 CegarLoopResult]: For program point L294(lines 294 552) no Hoare annotation was computed. [2020-07-21 14:32:18,021 INFO L268 CegarLoopResult]: For program point L162(lines 162 633) no Hoare annotation was computed. [2020-07-21 14:32:18,021 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 465) no Hoare annotation was computed. [2020-07-21 14:32:18,021 INFO L268 CegarLoopResult]: For program point L286(lines 286 558) no Hoare annotation was computed. [2020-07-21 14:32:18,021 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 134 634) the Hoare annotation is: (or (not (< (mod |old(~Id_MCDC_93~0)| 4294967296) 42)) (< (mod ~Id_MCDC_93~0 4294967296) 42)) [2020-07-21 14:32:18,021 INFO L268 CegarLoopResult]: For program point L336(lines 336 529) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L353(lines 353 517) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L320(lines 320 535) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L312(lines 312 541) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L180(lines 180 631) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L362(lines 362 512) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L197(lines 197 619) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L379(lines 379 500) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L346(lines 346 518) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L338(lines 338 524) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L206(lines 206 614) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L421(lines 421 478) no Hoare annotation was computed. [2020-07-21 14:32:18,022 INFO L268 CegarLoopResult]: For program point L388(lines 388 495) no Hoare annotation was computed. [2020-07-21 14:32:18,023 INFO L268 CegarLoopResult]: For program point L223(lines 223 602) no Hoare annotation was computed. [2020-07-21 14:32:18,023 INFO L268 CegarLoopResult]: For program point L190(lines 190 620) no Hoare annotation was computed. [2020-07-21 14:32:18,023 INFO L264 CegarLoopResult]: At program point L446(lines 406 479) the Hoare annotation is: (let ((.cse1 (< (mod ~Id_MCDC_93~0 4294967296) 42)) (.cse0 (= 0 (select (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|) (+ |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 492)))) (.cse2 (< (mod ~Id_MCDC_93~0 4294967296) 42))) (or (and .cse0 (= 37 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and .cse0 (= 22 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2) (and .cse0 (= 10 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and .cse0 (< (mod ~Id_MCDC_93~0 4294967296) 42) (= 15 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 13 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and .cse0 (= 36 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and (= 38 ~Id_MCDC_93~0) .cse0 (= 39 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 40 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and .cse0 (= 41 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and (= 11 main_~Id_MCDC_89__Id_MCDC_96~0) (= 10 ~Id_MCDC_93~0) .cse0) (not (< (mod |old(~Id_MCDC_93~0)| 4294967296) 42)) (and .cse0 (= 34 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2) (and (= 18 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1) (and .cse0 .cse1 (= 38 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 30 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and (< (mod ~Id_MCDC_93~0 4294967296) 42) .cse0 (= 28 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse2 (= 35 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (< (mod ~Id_MCDC_93~0 4294967296) 42) (= 29 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 25 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2) (and .cse0 (< (mod ~Id_MCDC_93~0 4294967296) 42) (= 16 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 14 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (= 27 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse2) (and .cse0 (= 19 main_~Id_MCDC_89__Id_MCDC_96~0) (= 18 ~Id_MCDC_93~0)) (and .cse0 (= 24 main_~Id_MCDC_89__Id_MCDC_96~0) (< (mod ~Id_MCDC_93~0 4294967296) 42)) (and .cse0 (= 21 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2) (and .cse0 (= 20 main_~Id_MCDC_89__Id_MCDC_96~0) (< (mod ~Id_MCDC_93~0 4294967296) 42)) (and .cse0 .cse1 (= 12 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 33 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2) (and .cse0 (= 9 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and (= 31 main_~Id_MCDC_89__Id_MCDC_96~0) (< (mod ~Id_MCDC_93~0 4294967296) 42) .cse0) (and .cse0 .cse2 (= 23 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 26 main_~Id_MCDC_89__Id_MCDC_96~0) .cse2) (and .cse0 (= 17 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and .cse0 .cse2 (= 32 main_~Id_MCDC_89__Id_MCDC_96~0)))) [2020-07-21 14:32:18,023 INFO L268 CegarLoopResult]: For program point L182(lines 182 626) no Hoare annotation was computed. [2020-07-21 14:32:18,023 INFO L268 CegarLoopResult]: For program point L438(lines 438 451) no Hoare annotation was computed. [2020-07-21 14:32:18,023 INFO L268 CegarLoopResult]: For program point L405(lines 405 483) no Hoare annotation was computed. [2020-07-21 14:32:18,023 INFO L268 CegarLoopResult]: For program point L372(lines 372 501) no Hoare annotation was computed. [2020-07-21 14:32:18,024 INFO L268 CegarLoopResult]: For program point L463(lines 463 471) no Hoare annotation was computed. [2020-07-21 14:32:18,024 INFO L268 CegarLoopResult]: For program point L364(lines 364 507) no Hoare annotation was computed. [2020-07-21 14:32:18,024 INFO L268 CegarLoopResult]: For program point L232(lines 232 597) no Hoare annotation was computed. [2020-07-21 14:32:18,024 INFO L268 CegarLoopResult]: For program point L249(lines 249 585) no Hoare annotation was computed. [2020-07-21 14:32:18,024 INFO L268 CegarLoopResult]: For program point L216(lines 216 603) no Hoare annotation was computed. [2020-07-21 14:32:18,024 INFO L268 CegarLoopResult]: For program point L208(lines 208 609) no Hoare annotation was computed. [2020-07-21 14:32:18,024 INFO L268 CegarLoopResult]: For program point L431(lines 431 452) no Hoare annotation was computed. [2020-07-21 14:32:18,024 INFO L268 CegarLoopResult]: For program point L398(lines 398 484) no Hoare annotation was computed. [2020-07-21 14:32:18,025 INFO L268 CegarLoopResult]: For program point L423(lines 423 473) no Hoare annotation was computed. [2020-07-21 14:32:18,025 INFO L268 CegarLoopResult]: For program point L390(lines 390 490) no Hoare annotation was computed. [2020-07-21 14:32:18,025 INFO L268 CegarLoopResult]: For program point L258(lines 258 580) no Hoare annotation was computed. [2020-07-21 14:32:18,040 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,042 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,042 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,067 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,070 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,070 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,071 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,071 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,071 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,072 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,072 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,072 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 02:32:18 BoogieIcfgContainer [2020-07-21 14:32:18,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 14:32:18,084 INFO L168 Benchmark]: Toolchain (without parser) took 681725.05 ms. Allocated memory was 136.8 MB in the beginning and 224.9 MB in the end (delta: 88.1 MB). Free memory was 99.8 MB in the beginning and 75.4 MB in the end (delta: 24.4 MB). Peak memory consumption was 134.2 MB. Max. memory is 7.1 GB. [2020-07-21 14:32:18,085 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 136.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-21 14:32:18,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1049.03 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 99.4 MB in the beginning and 173.6 MB in the end (delta: -74.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2020-07-21 14:32:18,087 INFO L168 Benchmark]: Boogie Preprocessor took 188.10 ms. Allocated memory is still 201.9 MB. Free memory was 173.6 MB in the beginning and 168.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2020-07-21 14:32:18,089 INFO L168 Benchmark]: RCFGBuilder took 4327.62 ms. Allocated memory was 201.9 MB in the beginning and 229.1 MB in the end (delta: 27.3 MB). Free memory was 168.4 MB in the beginning and 185.5 MB in the end (delta: -17.1 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. [2020-07-21 14:32:18,089 INFO L168 Benchmark]: TraceAbstraction took 676138.68 ms. Allocated memory was 229.1 MB in the beginning and 224.9 MB in the end (delta: -4.2 MB). Free memory was 185.5 MB in the beginning and 75.4 MB in the end (delta: 110.1 MB). Peak memory consumption was 127.6 MB. Max. memory is 7.1 GB. [2020-07-21 14:32:18,094 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 136.8 MB. Free memory was 119.0 MB in the beginning and 118.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1049.03 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 99.4 MB in the beginning and 173.6 MB in the end (delta: -74.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 188.10 ms. Allocated memory is still 201.9 MB. Free memory was 173.6 MB in the beginning and 168.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4327.62 ms. Allocated memory was 201.9 MB in the beginning and 229.1 MB in the end (delta: 27.3 MB). Free memory was 168.4 MB in the beginning and 185.5 MB in the end (delta: -17.1 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 676138.68 ms. Allocated memory was 229.1 MB in the beginning and 224.9 MB in the end (delta: -4.2 MB). Free memory was 185.5 MB in the beginning and 75.4 MB in the end (delta: 110.1 MB). Peak memory consumption was 127.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 465]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 406]: Loop Invariant [2020-07-21 14:32:18,108 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,108 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,109 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,109 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,110 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,110 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,110 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,111 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,111 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,111 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,112 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,112 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,112 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,113 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,113 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,113 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,115 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,118 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,124 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,124 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,125 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,130 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,131 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 14:32:18,131 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((((((((((((((((((((((((((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 37 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 22 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 10 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 15 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 13 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 36 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((38 == Id_MCDC_93 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && 39 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 40 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 41 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((11 == Id_MCDC_89__Id_MCDC_96 && 10 == Id_MCDC_93) && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492])) || !(\old(Id_MCDC_93) % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 34 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((18 == Id_MCDC_89__Id_MCDC_96 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 38 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 30 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((Id_MCDC_93 % 4294967296 < 42 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && 28 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 35 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 29 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 25 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 16 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 14 == Id_MCDC_89__Id_MCDC_96)) || ((27 == Id_MCDC_89__Id_MCDC_96 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 19 == Id_MCDC_89__Id_MCDC_96) && 18 == Id_MCDC_93)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 24 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 21 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 20 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 12 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 33 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 9 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((31 == Id_MCDC_89__Id_MCDC_96 && Id_MCDC_93 % 4294967296 < 42) && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492])) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 23 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 26 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 17 == Id_MCDC_89__Id_MCDC_96) && Id_MCDC_93 % 4294967296 < 42)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && Id_MCDC_93 % 4294967296 < 42) && 32 == Id_MCDC_89__Id_MCDC_96) - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 674.1s, OverallIterations: 5, TraceHistogramMax: 34, AutomataDifference: 346.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 212 SDtfs, 4064 SDslu, 5671 SDs, 0 SdLazy, 16469 SolverSat, 1515 SolverUnsat, 71 SolverUnknown, 0 SolverNotchecked, 156.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1270 GetRequests, 905 SyntacticMatches, 8 SemanticMatches, 357 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 3176 ImplicationChecksByTransitivity, 349.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=214occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 9 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 38 NumberOfFragments, 614 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 5 FomulaSimplificationsInter, 745 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 155.9s SatisfiabilityAnalysisTime, 169.7s InterpolantComputationTime, 600 NumberOfCodeBlocks, 600 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1143 ConstructedInterpolants, 0 QuantifiedInterpolants, 2081719 SizeOfPredicates, 33 NumberOfNonLiveVariables, 6651 ConjunctsInSsa, 300 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 198/10132 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...