/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 NOT_INCREMENTALLY -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 [2020-07-20 12:04:26,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 12:04:26,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 12:04:26,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 12:04:26,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 12:04:26,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 12:04:26,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 12:04:26,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 12:04:26,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 12:04:26,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 12:04:26,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 12:04:26,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 12:04:26,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 12:04:26,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 12:04:26,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 12:04:26,717 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 12:04:26,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 12:04:26,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 12:04:26,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 12:04:26,725 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 12:04:26,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 12:04:26,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 12:04:26,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 12:04:26,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 12:04:26,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 12:04:26,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 12:04:26,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 12:04:26,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 12:04:26,745 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 [2020-07-20 12:04:26,760 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 12:04:26,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 12:04:26,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 12:04:26,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 12:04:26,762 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 12:04:26,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 12:04:26,763 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 12:04:26,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 12:04:26,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 12:04:26,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 12:04:26,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 12:04:26,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 12:04:26,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 12:04:26,764 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 12:04:26,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 12:04:26,765 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 12:04:26,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 12:04:26,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 12:04:26,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 12:04:26,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 12:04:26,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 12:04:26,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 12:04:26,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 12:04:26,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 12:04:26,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 12:04:26,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 12:04:26,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 12:04:26,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 12:04:26,767 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 12:04:26,767 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 -> NOT_INCREMENTALLY [2020-07-20 12:04:27,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 12:04:27,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 12:04:27,177 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 12:04:27,179 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 12:04:27,183 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 12:04:27,184 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2020-07-20 12:04:27,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e783a3b5/9f7a631b2be64f01bf6ed455d87cda70/FLAGe3df2c43c [2020-07-20 12:04:27,888 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 12:04:27,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2020-07-20 12:04:27,901 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e783a3b5/9f7a631b2be64f01bf6ed455d87cda70/FLAGe3df2c43c [2020-07-20 12:04:28,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e783a3b5/9f7a631b2be64f01bf6ed455d87cda70 [2020-07-20 12:04:28,185 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 12:04:28,189 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 12:04:28,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 12:04:28,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 12:04:28,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 12:04:28,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:04:28" (1/1) ... [2020-07-20 12:04:28,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d3210f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28, skipping insertion in model container [2020-07-20 12:04:28,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:04:28" (1/1) ... [2020-07-20 12:04:28,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 12:04:28,250 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 12:04:28,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 12:04:28,753 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 12:04:28,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 12:04:28,886 INFO L208 MainTranslator]: Completed translation [2020-07-20 12:04:28,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28 WrapperNode [2020-07-20 12:04:28,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 12:04:28,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 12:04:28,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 12:04:28,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 12:04:28,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28" (1/1) ... [2020-07-20 12:04:28,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28" (1/1) ... [2020-07-20 12:04:28,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28" (1/1) ... [2020-07-20 12:04:28,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28" (1/1) ... [2020-07-20 12:04:29,013 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28" (1/1) ... [2020-07-20 12:04:29,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28" (1/1) ... [2020-07-20 12:04:29,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28" (1/1) ... [2020-07-20 12:04:29,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 12:04:29,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 12:04:29,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 12:04:29,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 12:04:29,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28" (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 [2020-07-20 12:04:29,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 12:04:29,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 12:04:29,160 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 12:04:29,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 12:04:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2020-07-20 12:04:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-07-20 12:04:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 12:04:29,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-20 12:04:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 12:04:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 12:04:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 12:04:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 12:04:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 12:04:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 12:04:29,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 12:04:29,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 12:04:29,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 12:04:32,314 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 12:04:32,315 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-20 12:04:32,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:04:32 BoogieIcfgContainer [2020-07-20 12:04:32,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 12:04:32,323 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 12:04:32,323 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 12:04:32,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 12:04:32,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 12:04:28" (1/3) ... [2020-07-20 12:04:32,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa2ba7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:04:32, skipping insertion in model container [2020-07-20 12:04:32,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:04:28" (2/3) ... [2020-07-20 12:04:32,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa2ba7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:04:32, skipping insertion in model container [2020-07-20 12:04:32,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:04:32" (3/3) ... [2020-07-20 12:04:32,332 INFO L109 eAbstractionObserver]: Analyzing ICFG aiob_4.c.v+lhb-reducer.c [2020-07-20 12:04:32,343 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 12:04:32,353 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 12:04:32,366 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 12:04:32,395 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 12:04:32,395 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 12:04:32,395 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 12:04:32,395 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 12:04:32,396 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 12:04:32,396 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 12:04:32,396 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 12:04:32,396 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 12:04:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2020-07-20 12:04:32,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-07-20 12:04:32,428 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 12:04:32,429 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] [2020-07-20 12:04:32,429 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 12:04:32,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 12:04:32,435 INFO L82 PathProgramCache]: Analyzing trace with hash 377540282, now seen corresponding path program 1 times [2020-07-20 12:04:32,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 12:04:32,443 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1887005873] [2020-07-20 12:04:32,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-20 12:04:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 12:04:32,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 23 conjunts are in the unsatisfiable core [2020-07-20 12:04:32,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 12:04:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 12:04:33,041 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 12:04:33,042 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1887005873] [2020-07-20 12:04:33,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 12:04:33,044 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-07-20 12:04:33,045 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903863158] [2020-07-20 12:04:33,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-20 12:04:33,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 12:04:33,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-20 12:04:33,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2020-07-20 12:04:33,072 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 13 states. [2020-07-20 12:04:53,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 12:04:53,678 INFO L93 Difference]: Finished difference Result 90 states and 134 transitions. [2020-07-20 12:04:53,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-20 12:04:53,684 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 48 [2020-07-20 12:04:53,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 12:04:53,704 INFO L225 Difference]: With dead ends: 90 [2020-07-20 12:04:53,704 INFO L226 Difference]: Without dead ends: 57 [2020-07-20 12:04:53,713 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2020-07-20 12:04:53,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-20 12:04:53,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 54. [2020-07-20 12:04:53,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-07-20 12:04:53,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 54 transitions. [2020-07-20 12:04:53,783 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 54 transitions. Word has length 48 [2020-07-20 12:04:53,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 12:04:53,785 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 54 transitions. [2020-07-20 12:04:53,785 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-20 12:04:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 54 transitions. [2020-07-20 12:04:53,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-20 12:04:53,788 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 12:04:53,788 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] [2020-07-20 12:04:54,005 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 12:04:54,005 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 12:04:54,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 12:04:54,006 INFO L82 PathProgramCache]: Analyzing trace with hash -849330057, now seen corresponding path program 1 times [2020-07-20 12:04:54,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 12:04:54,006 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1703764045] [2020-07-20 12:04:54,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-20 12:04:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 12:04:54,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 25 conjunts are in the unsatisfiable core [2020-07-20 12:04:54,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 12:04:54,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 12:04:54,444 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 12:04:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 12:04:59,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1703764045] [2020-07-20 12:04:59,204 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 12:04:59,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2020-07-20 12:04:59,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073613733] [2020-07-20 12:04:59,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-07-20 12:04:59,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 12:04:59,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-07-20 12:04:59,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=477, Unknown=2, NotChecked=0, Total=650 [2020-07-20 12:04:59,244 INFO L87 Difference]: Start difference. First operand 54 states and 54 transitions. Second operand 26 states. [2020-07-20 12:05:19,031 WARN L193 SmtUtils]: Spent 6.59 s on a formula simplification. DAG size of input: 58 DAG size of output: 13 [2020-07-20 12:05:19,668 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 15 [2020-07-20 12:05:24,314 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 50 DAG size of output: 15 [2020-07-20 12:05:39,916 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 15 [2020-07-20 12:05:52,874 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2020-07-20 12:05:54,412 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 15 [2020-07-20 12:06:27,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 12:06:27,750 INFO L93 Difference]: Finished difference Result 114 states and 124 transitions. [2020-07-20 12:06:27,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-07-20 12:06:27,753 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 53 [2020-07-20 12:06:27,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 12:06:27,755 INFO L225 Difference]: With dead ends: 114 [2020-07-20 12:06:27,756 INFO L226 Difference]: Without dead ends: 111 [2020-07-20 12:06:27,758 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 82 SyntacticMatches, 8 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 62.3s TimeCoverageRelationStatistics Valid=669, Invalid=1773, Unknown=8, NotChecked=0, Total=2450 [2020-07-20 12:06:27,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-07-20 12:06:27,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 109. [2020-07-20 12:06:27,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-07-20 12:06:27,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 109 transitions. [2020-07-20 12:06:27,785 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 109 transitions. Word has length 53 [2020-07-20 12:06:27,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 12:06:27,788 INFO L479 AbstractCegarLoop]: Abstraction has 109 states and 109 transitions. [2020-07-20 12:06:27,788 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-07-20 12:06:27,789 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 109 transitions. [2020-07-20 12:06:27,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-07-20 12:06:27,802 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 12:06:27,803 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 12, 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] [2020-07-20 12:06:28,017 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 12:06:28,018 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 12:06:28,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 12:06:28,019 INFO L82 PathProgramCache]: Analyzing trace with hash 1225313146, now seen corresponding path program 2 times [2020-07-20 12:06:28,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 12:06:28,020 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1358152634] [2020-07-20 12:06:28,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-20 12:06:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 12:06:28,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 1239 conjuncts, 47 conjunts are in the unsatisfiable core [2020-07-20 12:06:28,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 12:06:28,885 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 12:06:28,885 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 12:06:43,316 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 346 refuted. 20 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 12:06:43,317 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1358152634] [2020-07-20 12:06:43,317 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 12:06:43,318 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2020-07-20 12:06:43,318 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677891945] [2020-07-20 12:06:43,319 INFO L459 AbstractCegarLoop]: Interpolant automaton has 48 states [2020-07-20 12:06:43,320 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 12:06:43,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2020-07-20 12:06:43,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=577, Invalid=1673, Unknown=6, NotChecked=0, Total=2256 [2020-07-20 12:06:43,322 INFO L87 Difference]: Start difference. First operand 109 states and 109 transitions. Second operand 48 states. [2020-07-20 12:07:09,925 WARN L193 SmtUtils]: Spent 3.06 s on a formula simplification. DAG size of input: 104 DAG size of output: 14 [2020-07-20 12:07:14,248 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 105 DAG size of output: 15 [2020-07-20 12:07:17,951 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 100 DAG size of output: 15 [2020-07-20 12:07:22,718 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 15 [2020-07-20 12:07:38,823 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 15 [2020-07-20 12:07:44,217 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 15 [2020-07-20 12:07:51,835 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 85 DAG size of output: 15 [2020-07-20 12:08:03,285 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 15 [2020-07-20 12:08:15,107 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 15 [2020-07-20 12:08:27,093 WARN L193 SmtUtils]: Spent 2.80 s on a formula simplification. DAG size of input: 75 DAG size of output: 15 [2020-07-20 12:08:37,556 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 15 [2020-07-20 12:08:45,754 WARN L193 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 65 DAG size of output: 15 [2020-07-20 12:08:52,449 WARN L193 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 60 DAG size of output: 15 [2020-07-20 12:09:05,917 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 15 [2020-07-20 12:09:11,527 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 15 [2020-07-20 12:09:22,365 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 45 DAG size of output: 15 [2020-07-20 12:09:24,548 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 15 [2020-07-20 12:09:33,448 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 15 [2020-07-20 12:10:02,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 12:10:02,022 INFO L93 Difference]: Finished difference Result 219 states and 239 transitions. [2020-07-20 12:10:02,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-07-20 12:10:02,026 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 108 [2020-07-20 12:10:02,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 12:10:02,029 INFO L225 Difference]: With dead ends: 219 [2020-07-20 12:10:02,030 INFO L226 Difference]: Without dead ends: 216 [2020-07-20 12:10:02,035 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 170 SyntacticMatches, 1 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1169 ImplicationChecksByTransitivity, 178.7s TimeCoverageRelationStatistics Valid=2262, Invalid=6456, Unknown=24, NotChecked=0, Total=8742 [2020-07-20 12:10:02,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-07-20 12:10:02,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 214. [2020-07-20 12:10:02,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-07-20 12:10:02,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 214 transitions. [2020-07-20 12:10:02,071 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 214 transitions. Word has length 108 [2020-07-20 12:10:02,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 12:10:02,073 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 214 transitions. [2020-07-20 12:10:02,073 INFO L480 AbstractCegarLoop]: Interpolant automaton has 48 states. [2020-07-20 12:10:02,073 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 214 transitions. [2020-07-20 12:10:02,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-07-20 12:10:02,079 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 12:10:02,079 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] [2020-07-20 12:10:02,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 12:10:02,281 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 12:10:02,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 12:10:02,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1730716041, now seen corresponding path program 3 times [2020-07-20 12:10:02,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 12:10:02,283 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [62026215] [2020-07-20 12:10:02,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-07-20 12:10:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 12:10:10,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 2037 conjuncts, 124 conjunts are in the unsatisfiable core [2020-07-20 12:10:10,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 12:10:14,164 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 [2020-07-20 12:10:14,166 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-20 12:10:14,169 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-20 12:10:14,169 INFO L544 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-20 12:10:14,170 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:19, output treesize:3 [2020-07-20 12:10:14,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 99 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 12:10:14,448 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-20 12:10:14,633 INFO L320 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-07-20 12:10:14,634 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-20 12:11:05,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 99 proven. 2620 refuted. 20 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 12:11:05,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [62026215] [2020-07-20 12:11:05,555 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 12:11:05,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 47] total 91 [2020-07-20 12:11:05,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430014010] [2020-07-20 12:11:05,557 INFO L459 AbstractCegarLoop]: Interpolant automaton has 91 states [2020-07-20 12:11:05,557 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 12:11:05,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2020-07-20 12:11:05,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1086, Invalid=7089, Unknown=15, NotChecked=0, Total=8190 [2020-07-20 12:11:05,561 INFO L87 Difference]: Start difference. First operand 214 states and 214 transitions. Second operand 91 states. [2020-07-20 12:11:47,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 12:11:47,703 INFO L93 Difference]: Finished difference Result 216 states and 216 transitions. [2020-07-20 12:11:47,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-07-20 12:11:47,704 INFO L78 Accepts]: Start accepts. Automaton has 91 states. Word has length 213 [2020-07-20 12:11:47,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 12:11:47,706 INFO L225 Difference]: With dead ends: 216 [2020-07-20 12:11:47,706 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 12:11:47,711 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 335 SyntacticMatches, 1 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 54.4s TimeCoverageRelationStatistics Valid=1185, Invalid=7356, Unknown=15, NotChecked=0, Total=8556 [2020-07-20 12:11:47,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 12:11:47,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 12:11:47,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 12:11:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 12:11:47,713 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 213 [2020-07-20 12:11:47,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 12:11:47,713 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 12:11:47,713 INFO L480 AbstractCegarLoop]: Interpolant automaton has 91 states. [2020-07-20 12:11:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 12:11:47,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 12:11:47,914 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 12:11:47,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 12:11:48,275 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-07-20 12:11:50,971 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 396 DAG size of output: 143 [2020-07-20 12:11:50,979 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 12:11:50,980 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 12:11:50,980 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 12:11:50,980 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 12:11:50,981 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (< (mod ~Id_MCDC_93~0 4294967296) 42) [2020-07-20 12:11:50,981 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 12:11:50,981 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 12:11:50,981 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 134 634) no Hoare annotation was computed. [2020-07-20 12:11:50,982 INFO L268 CegarLoopResult]: For program point L275(lines 275 568) no Hoare annotation was computed. [2020-07-20 12:11:50,982 INFO L268 CegarLoopResult]: For program point L242(lines 242 586) no Hoare annotation was computed. [2020-07-20 12:11:50,982 INFO L268 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-07-20 12:11:50,982 INFO L268 CegarLoopResult]: For program point L234(lines 234 592) no Hoare annotation was computed. [2020-07-20 12:11:50,982 INFO L268 CegarLoopResult]: For program point L284(lines 284 563) no Hoare annotation was computed. [2020-07-20 12:11:50,983 INFO L268 CegarLoopResult]: For program point L301(lines 301 551) no Hoare annotation was computed. [2020-07-20 12:11:50,983 INFO L268 CegarLoopResult]: For program point L268(lines 268 569) no Hoare annotation was computed. [2020-07-20 12:11:50,983 INFO L268 CegarLoopResult]: For program point L260(lines 260 575) no Hoare annotation was computed. [2020-07-20 12:11:50,983 INFO L268 CegarLoopResult]: For program point L310(lines 310 546) no Hoare annotation was computed. [2020-07-20 12:11:50,983 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 134 634) no Hoare annotation was computed. [2020-07-20 12:11:50,983 INFO L268 CegarLoopResult]: For program point L327(lines 327 534) no Hoare annotation was computed. [2020-07-20 12:11:50,984 INFO L268 CegarLoopResult]: For program point L294(lines 294 552) no Hoare annotation was computed. [2020-07-20 12:11:50,984 INFO L268 CegarLoopResult]: For program point L162(lines 162 633) no Hoare annotation was computed. [2020-07-20 12:11:50,984 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 465) no Hoare annotation was computed. [2020-07-20 12:11:50,984 INFO L268 CegarLoopResult]: For program point L286(lines 286 558) no Hoare annotation was computed. [2020-07-20 12:11:50,985 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 134 634) the Hoare annotation is: (or (< (mod ~Id_MCDC_93~0 4294967296) 42) (not (< (mod |old(~Id_MCDC_93~0)| 4294967296) 42))) [2020-07-20 12:11:50,985 INFO L268 CegarLoopResult]: For program point L336(lines 336 529) no Hoare annotation was computed. [2020-07-20 12:11:50,985 INFO L268 CegarLoopResult]: For program point L353(lines 353 517) no Hoare annotation was computed. [2020-07-20 12:11:50,985 INFO L268 CegarLoopResult]: For program point L320(lines 320 535) no Hoare annotation was computed. [2020-07-20 12:11:50,986 INFO L268 CegarLoopResult]: For program point L312(lines 312 541) no Hoare annotation was computed. [2020-07-20 12:11:50,986 INFO L268 CegarLoopResult]: For program point L180(lines 180 631) no Hoare annotation was computed. [2020-07-20 12:11:50,986 INFO L268 CegarLoopResult]: For program point L362(lines 362 512) no Hoare annotation was computed. [2020-07-20 12:11:50,986 INFO L268 CegarLoopResult]: For program point L197(lines 197 619) no Hoare annotation was computed. [2020-07-20 12:11:50,986 INFO L268 CegarLoopResult]: For program point L379(lines 379 500) no Hoare annotation was computed. [2020-07-20 12:11:50,987 INFO L268 CegarLoopResult]: For program point L346(lines 346 518) no Hoare annotation was computed. [2020-07-20 12:11:50,987 INFO L268 CegarLoopResult]: For program point L338(lines 338 524) no Hoare annotation was computed. [2020-07-20 12:11:50,987 INFO L268 CegarLoopResult]: For program point L206(lines 206 614) no Hoare annotation was computed. [2020-07-20 12:11:50,987 INFO L268 CegarLoopResult]: For program point L421(lines 421 478) no Hoare annotation was computed. [2020-07-20 12:11:50,987 INFO L268 CegarLoopResult]: For program point L388(lines 388 495) no Hoare annotation was computed. [2020-07-20 12:11:50,987 INFO L268 CegarLoopResult]: For program point L223(lines 223 602) no Hoare annotation was computed. [2020-07-20 12:11:50,988 INFO L268 CegarLoopResult]: For program point L190(lines 190 620) no Hoare annotation was computed. [2020-07-20 12:11:50,989 INFO L264 CegarLoopResult]: At program point L446(lines 406 479) the Hoare annotation is: (let ((.cse2 (< (mod ~Id_MCDC_93~0 4294967296) 42)) (.cse0 (< (mod ~Id_MCDC_93~0 4294967296) 42)) (.cse1 (= 0 (select (select |#memory_int| |main_~#Id_MCDC_89__Id_MCDC_95~0.base|) (+ |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 492))))) (or (and .cse0 .cse1 (= 36 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 23 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 9 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 35 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 32 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 24 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 10 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 33 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (= 11 main_~Id_MCDC_89__Id_MCDC_96~0) (= 10 ~Id_MCDC_93~0) .cse1) (and .cse0 .cse1 (= 25 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 34 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 37 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 26 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 20 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 21 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse1 (= 21 ~Id_MCDC_93~0) (= 22 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 29 main_~Id_MCDC_89__Id_MCDC_96~0)) (not (< (mod |old(~Id_MCDC_93~0)| 4294967296) 42)) (and .cse1 (< (mod ~Id_MCDC_93~0 4294967296) 42) (= 12 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (< (mod ~Id_MCDC_93~0 4294967296) 42) .cse1 (= 15 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 38 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 39 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 19 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse1 (= 14 main_~Id_MCDC_89__Id_MCDC_96~0) (< (mod ~Id_MCDC_93~0 4294967296) 42)) (and (= 31 main_~Id_MCDC_89__Id_MCDC_96~0) .cse0 .cse1) (and .cse1 .cse2 (= 17 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 28 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 .cse1 (= 41 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse1 .cse2 (= 16 main_~Id_MCDC_89__Id_MCDC_96~0)) (and (= 18 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1 (< (mod ~Id_MCDC_93~0 4294967296) 42)) (and .cse1 (= 13 main_~Id_MCDC_89__Id_MCDC_96~0) (< (mod ~Id_MCDC_93~0 4294967296) 42)) (and .cse0 .cse1 (= 40 main_~Id_MCDC_89__Id_MCDC_96~0)) (and .cse0 (= 27 main_~Id_MCDC_89__Id_MCDC_96~0) .cse1) (and .cse1 (= 30 main_~Id_MCDC_89__Id_MCDC_96~0) (< (mod ~Id_MCDC_93~0 4294967296) 42)))) [2020-07-20 12:11:50,989 INFO L268 CegarLoopResult]: For program point L182(lines 182 626) no Hoare annotation was computed. [2020-07-20 12:11:50,989 INFO L268 CegarLoopResult]: For program point L438(lines 438 451) no Hoare annotation was computed. [2020-07-20 12:11:50,989 INFO L268 CegarLoopResult]: For program point L405(lines 405 483) no Hoare annotation was computed. [2020-07-20 12:11:50,990 INFO L268 CegarLoopResult]: For program point L372(lines 372 501) no Hoare annotation was computed. [2020-07-20 12:11:50,990 INFO L268 CegarLoopResult]: For program point L463(lines 463 471) no Hoare annotation was computed. [2020-07-20 12:11:50,990 INFO L268 CegarLoopResult]: For program point L364(lines 364 507) no Hoare annotation was computed. [2020-07-20 12:11:50,990 INFO L268 CegarLoopResult]: For program point L232(lines 232 597) no Hoare annotation was computed. [2020-07-20 12:11:50,990 INFO L268 CegarLoopResult]: For program point L249(lines 249 585) no Hoare annotation was computed. [2020-07-20 12:11:50,990 INFO L268 CegarLoopResult]: For program point L216(lines 216 603) no Hoare annotation was computed. [2020-07-20 12:11:50,991 INFO L268 CegarLoopResult]: For program point L208(lines 208 609) no Hoare annotation was computed. [2020-07-20 12:11:50,991 INFO L268 CegarLoopResult]: For program point L431(lines 431 452) no Hoare annotation was computed. [2020-07-20 12:11:50,991 INFO L268 CegarLoopResult]: For program point L398(lines 398 484) no Hoare annotation was computed. [2020-07-20 12:11:50,991 INFO L268 CegarLoopResult]: For program point L423(lines 423 473) no Hoare annotation was computed. [2020-07-20 12:11:50,991 INFO L268 CegarLoopResult]: For program point L390(lines 390 490) no Hoare annotation was computed. [2020-07-20 12:11:50,991 INFO L268 CegarLoopResult]: For program point L258(lines 258 580) no Hoare annotation was computed. [2020-07-20 12:11:51,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,020 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,020 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,020 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,021 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,021 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,021 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,022 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,022 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,023 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,023 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,028 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,053 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,053 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,054 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,054 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,056 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,056 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,058 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,058 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,061 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,061 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,061 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,062 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 12:11:51 BoogieIcfgContainer [2020-07-20 12:11:51,072 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 12:11:51,075 INFO L168 Benchmark]: Toolchain (without parser) took 442887.82 ms. Allocated memory was 137.4 MB in the beginning and 248.0 MB in the end (delta: 110.6 MB). Free memory was 100.9 MB in the beginning and 131.2 MB in the end (delta: -30.4 MB). Peak memory consumption was 148.6 MB. Max. memory is 7.1 GB. [2020-07-20 12:11:51,077 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-20 12:11:51,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.31 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 100.7 MB in the beginning and 172.0 MB in the end (delta: -71.4 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2020-07-20 12:11:51,079 INFO L168 Benchmark]: Boogie Preprocessor took 165.38 ms. Allocated memory is still 200.8 MB. Free memory was 172.0 MB in the beginning and 166.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-20 12:11:51,081 INFO L168 Benchmark]: RCFGBuilder took 3264.97 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 166.4 MB in the beginning and 184.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2020-07-20 12:11:51,082 INFO L168 Benchmark]: TraceAbstraction took 438749.29 ms. Allocated memory was 232.3 MB in the beginning and 248.0 MB in the end (delta: 15.7 MB). Free memory was 184.1 MB in the beginning and 131.2 MB in the end (delta: 52.8 MB). Peak memory consumption was 136.8 MB. Max. memory is 7.1 GB. [2020-07-20 12:11:51,087 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 697.31 ms. Allocated memory was 137.4 MB in the beginning and 200.8 MB in the end (delta: 63.4 MB). Free memory was 100.7 MB in the beginning and 172.0 MB in the end (delta: -71.4 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 165.38 ms. Allocated memory is still 200.8 MB. Free memory was 172.0 MB in the beginning and 166.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3264.97 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 166.4 MB in the beginning and 184.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 438749.29 ms. Allocated memory was 232.3 MB in the beginning and 248.0 MB in the end (delta: 15.7 MB). Free memory was 184.1 MB in the beginning and 131.2 MB in the end (delta: 52.8 MB). Peak memory consumption was 136.8 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 [2020-07-20 12:11:51,112 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,113 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,114 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,116 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,133 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,147 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,159 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,159 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,160 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,160 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,160 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,161 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,162 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,163 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,164 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,171 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,171 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-20 12:11:51,172 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((((((((((((((((((((((((((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 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && 23 == 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 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && 35 == 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]) && 32 == 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]) && 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]) && 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]) && 33 == Id_MCDC_89__Id_MCDC_96)) || ((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])) || ((Id_MCDC_93 % 4294967296 < 42 && 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]) && 34 == 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]) && 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]) && 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]) && 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]) && 21 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 21 == Id_MCDC_93) && 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]) && 29 == Id_MCDC_89__Id_MCDC_96)) || !(\old(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)) || ((Id_MCDC_93 % 4294967296 < 42 && 0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492]) && 15 == 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]) && 38 == 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]) && 39 == 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]) && 19 == Id_MCDC_89__Id_MCDC_96)) || ((0 == unknown-#memory_int-unknown[Id_MCDC_89__Id_MCDC_95][Id_MCDC_89__Id_MCDC_95 + 492] && 14 == 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) && 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]) && 28 == 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)) || ((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)) || ((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] && 13 == 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]) && 40 == Id_MCDC_89__Id_MCDC_96)) || ((Id_MCDC_93 % 4294967296 < 42 && 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])) || ((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) - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 435.5s, OverallIterations: 4, TraceHistogramMax: 34, AutomataDifference: 350.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 202 SDtfs, 3048 SDslu, 5109 SDs, 0 SdLazy, 9149 SolverSat, 1173 SolverUnsat, 51 SolverUnknown, 0 SolverNotchecked, 119.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 876 GetRequests, 623 SyntacticMatches, 10 SemanticMatches, 243 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1762 ImplicationChecksByTransitivity, 295.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=214occurred in iteration=3, 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, 4 MinimizatonAttempts, 7 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 38 NumberOfFragments, 616 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 5 FomulaSimplificationsInter, 535 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 8.5s SatisfiabilityAnalysisTime, 75.2s InterpolantComputationTime, 422 NumberOfCodeBlocks, 422 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 789 ConstructedInterpolants, 0 QuantifiedInterpolants, 1755319 SizeOfPredicates, 28 NumberOfNonLiveVariables, 4880 ConjunctsInSsa, 219 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 198/6216 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...