/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 21:00:07,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 21:00:07,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 21:00:07,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 21:00:07,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 21:00:07,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 21:00:07,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 21:00:07,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 21:00:07,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 21:00:07,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 21:00:07,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 21:00:07,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 21:00:07,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 21:00:07,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 21:00:07,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 21:00:07,755 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 21:00:07,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 21:00:07,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 21:00:07,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 21:00:07,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 21:00:07,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 21:00:07,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 21:00:07,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 21:00:07,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 21:00:07,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 21:00:07,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 21:00:07,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 21:00:07,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 21:00:07,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 21:00:07,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 21:00:07,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 21:00:07,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 21:00:07,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 21:00:07,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 21:00:07,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 21:00:07,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 21:00:07,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 21:00:07,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 21:00:07,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 21:00:07,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 21:00:07,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 21:00:07,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 21:00:07,811 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 21:00:07,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 21:00:07,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 21:00:07,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 21:00:07,814 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 21:00:07,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 21:00:07,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 21:00:07,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 21:00:07,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 21:00:07,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 21:00:07,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 21:00:07,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 21:00:07,815 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 21:00:07,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 21:00:07,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 21:00:07,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 21:00:07,816 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 21:00:07,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 21:00:07,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 21:00:07,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 21:00:07,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 21:00:07,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 21:00:07,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 21:00:07,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 21:00:07,818 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 21:00:07,818 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 21:00:08,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 21:00:08,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 21:00:08,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 21:00:08,340 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 21:00:08,341 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 21:00:08,342 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2021-01-06 21:00:08,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/1feff1c49/b915526981b74edbbd2d5fa682896721/FLAG7c9b7e0d0 [2021-01-06 21:00:09,160 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 21:00:09,161 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2021-01-06 21:00:09,187 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/1feff1c49/b915526981b74edbbd2d5fa682896721/FLAG7c9b7e0d0 [2021-01-06 21:00:09,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/1feff1c49/b915526981b74edbbd2d5fa682896721 [2021-01-06 21:00:09,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 21:00:09,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 21:00:09,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 21:00:09,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 21:00:09,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 21:00:09,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:00:09" (1/1) ... [2021-01-06 21:00:09,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a57b5a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:09, skipping insertion in model container [2021-01-06 21:00:09,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:00:09" (1/1) ... [2021-01-06 21:00:09,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 21:00:09,470 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~init__tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__return_121~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__i2~0,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__i2~0,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~0,] left hand side expression in assignment: lhs: VariableLHS[~node1____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~0,] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~0,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~0,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__return_801~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~0,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~1,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~1,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~1,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~1,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~1,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~1,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~1,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~1,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~__return_2624~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__return_787~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_2~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~1,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~2,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~2,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~2,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~2,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~2,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~2,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~2,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~2,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__return_2467~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~3,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~__return_773~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_3~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~2,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~3,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~3,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~3,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~3,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~3,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~3,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~4,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~4,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~__return_2348~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__return_759~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_4~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~3,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~4,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~4,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~4,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~4,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~4,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~4,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~5,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~5,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~__return_2224~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_5~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~4,] [2021-01-06 21:00:09,925 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16502,16515] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~5,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~6,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~__return_745~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_6~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~5,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~5,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~5,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~5,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~5,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~6,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~6,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~7,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~7,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~__return_2122~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~__return_731~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_7~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~6,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~6,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~6,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~6,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~6,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~7,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~7,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~8,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~8,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~__return_1998~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_8~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~7,] [2021-01-06 21:00:09,969 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[22906,22919] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~9,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~3,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~__return_717~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_9~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~8,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~7,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~7,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~7,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~7,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~8,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~8,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~10,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~10,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__return_1891~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_10~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~9,] [2021-01-06 21:00:09,987 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26093,26106] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~3,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__return_703~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_11~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~10,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~8,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~8,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~8,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~8,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~9,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~9,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~11,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~11,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~__return_1784~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_12~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~11,] [2021-01-06 21:00:10,014 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[29049,29062] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~9,] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~10,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~12,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~4,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__return_689~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_13~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~12,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~9,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~9,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~10,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~10,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~11,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~11,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~13,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~13,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__return_1688~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_14~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~13,] [2021-01-06 21:00:10,056 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[32812,32825] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~4,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~__return_675~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_15~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~14,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~10,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~10,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~11,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~11,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~12,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~12,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~14,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~14,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__return_1561~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_16~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~15,] [2021-01-06 21:00:10,073 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[35844,35857] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~15,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~5,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__return_661~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_17~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~16,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~11,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~11,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~12,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~12,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~13,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~13,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~16,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~16,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__return_1451~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_18~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~17,] [2021-01-06 21:00:10,090 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[39029,39042] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~5,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~__return_647~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_19~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~18,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~12,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~12,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~13,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~13,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~14,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~14,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~17,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~17,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~__return_1344~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_20~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~19,] [2021-01-06 21:00:10,105 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[41980,41993] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~15,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~3,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~18,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~6,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~__return_633~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_21~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~20,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~13,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~13,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~14,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~14,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~16,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~16,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~19,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~19,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~__return_1248~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_22~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~21,] [2021-01-06 21:00:10,122 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[45364,45377] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~6,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~__return_619~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_23~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~22,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~14,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~14,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~15,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~15,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~17,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~17,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~20,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~20,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~__return_1141~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_24~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~23,] [2021-01-06 21:00:10,153 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[48330,48343] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~3,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~21,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~7,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~28,] left hand side expression in assignment: lhs: VariableLHS[~__return_605~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_25~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~24,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~15,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~15,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~16,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~16,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~18,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~18,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~22,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~22,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~29,] left hand side expression in assignment: lhs: VariableLHS[~__return_1048~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_26~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~25,] [2021-01-06 21:00:10,186 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[51479,51492] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~7,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~30,] left hand side expression in assignment: lhs: VariableLHS[~__return_591~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_27~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~26,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~16,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~16,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~17,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~17,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~19,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~19,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~23,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~23,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~31,] left hand side expression in assignment: lhs: VariableLHS[~__return_955~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_28~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~27,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~17,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~17,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~18,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~18,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~20,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~20,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~24,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~24,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~8,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~8,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~4,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~4,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~node1____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] [2021-01-06 21:00:10,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:00:10,239 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~id4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~init__tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__return_121~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__i2~0,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__i2~0,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~0,] left hand side expression in assignment: lhs: VariableLHS[~node1____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~0,] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~0,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~0,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__return_801~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~0,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~1,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~1,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~1,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~1,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~1,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~1,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~1,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~1,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~__return_2624~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__return_787~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_2~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~1,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~2,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~2,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~2,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~2,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~2,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~2,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~2,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~2,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__return_2467~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~3,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~__return_773~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_3~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~2,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~3,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~3,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~3,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~3,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~3,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~3,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~4,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~4,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~__return_2348~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__return_759~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_4~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~3,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~4,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~4,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~4,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~4,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~4,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~4,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~5,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~5,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~__return_2224~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_5~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~4,] [2021-01-06 21:00:10,378 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16502,16515] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~5,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~6,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~__return_745~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_6~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~5,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~5,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~5,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~5,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~5,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~6,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~6,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~7,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~7,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~__return_2122~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~__return_731~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_7~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~6,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~6,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~6,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~6,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~6,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~7,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~7,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~8,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~8,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~__return_1998~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_8~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~7,] [2021-01-06 21:00:10,421 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[22906,22919] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~9,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~3,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~__return_717~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_9~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~8,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~7,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~7,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~7,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~7,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~8,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~8,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~10,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~10,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__return_1891~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_10~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~9,] [2021-01-06 21:00:10,433 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26093,26106] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~3,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__return_703~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_11~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~10,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~8,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~8,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~8,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~8,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~9,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~9,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~11,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~11,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~__return_1784~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_12~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~11,] [2021-01-06 21:00:10,445 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[29049,29062] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1____CPAchecker_TMP_0~0,] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~9,] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~10,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~12,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~4,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__return_689~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_13~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~12,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~9,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~9,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~10,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~10,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~11,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~11,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~13,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~13,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~__return_1688~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_14~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~13,] [2021-01-06 21:00:10,459 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[32812,32825] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~4,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~__return_675~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_15~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~14,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~10,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~10,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~11,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~11,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~12,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~12,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~14,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~14,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~__return_1561~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_16~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~15,] [2021-01-06 21:00:10,471 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[35844,35857] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~15,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~5,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~__return_661~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_17~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~16,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~11,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~11,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~12,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~12,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~13,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~13,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~16,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~16,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~__return_1451~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_18~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~17,] [2021-01-06 21:00:10,484 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[39029,39042] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~5,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~__return_647~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_19~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~18,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~12,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~12,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~13,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~13,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~14,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~14,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~17,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~17,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~__return_1344~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_20~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~19,] [2021-01-06 21:00:10,495 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[41980,41993] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~15,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~3,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~18,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~6,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~__return_633~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_21~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~20,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~13,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~13,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~14,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~14,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~16,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~16,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~19,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~19,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~__return_1248~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_22~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~21,] [2021-01-06 21:00:10,507 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[45364,45377] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~6,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~__return_619~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_23~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~22,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~14,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~14,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~15,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~15,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~17,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~17,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~20,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~20,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~__return_1141~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_24~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~23,] [2021-01-06 21:00:10,519 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[48330,48343] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~3,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~21,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~7,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~28,] left hand side expression in assignment: lhs: VariableLHS[~__return_605~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_25~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~24,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~15,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~15,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~16,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~16,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~18,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~18,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~22,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~22,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~29,] left hand side expression in assignment: lhs: VariableLHS[~__return_1048~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_26~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~25,] [2021-01-06 21:00:10,532 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[51479,51492] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~7,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~30,] left hand side expression in assignment: lhs: VariableLHS[~__return_591~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_27~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~26,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~16,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~16,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~17,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~17,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~19,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~19,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~23,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~23,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~check__tmp~31,] left hand side expression in assignment: lhs: VariableLHS[~__return_955~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_28~0,] left hand side expression in assignment: lhs: VariableLHS[~assert__arg~27,] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~17,] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1__m1~17,] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~18,] left hand side expression in assignment: lhs: VariableLHS[~node2__m2~18,] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~20,] left hand side expression in assignment: lhs: VariableLHS[~node3__m3~20,] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~24,] left hand side expression in assignment: lhs: VariableLHS[~node4__m4~24,] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~send4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~st4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_old~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~8,] left hand side expression in assignment: lhs: VariableLHS[~node4____CPAchecker_TMP_0~8,] left hand side expression in assignment: lhs: VariableLHS[~p4_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~4,] left hand side expression in assignment: lhs: VariableLHS[~node3____CPAchecker_TMP_0~4,] left hand side expression in assignment: lhs: VariableLHS[~p3_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~node2____CPAchecker_TMP_0~2,] left hand side expression in assignment: lhs: VariableLHS[~p2_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~node1____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~node1____CPAchecker_TMP_0~1,] left hand side expression in assignment: lhs: VariableLHS[~p1_new~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mode1~0,GLOBAL] [2021-01-06 21:00:10,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:00:10,592 INFO L208 MainTranslator]: Completed translation [2021-01-06 21:00:10,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10 WrapperNode [2021-01-06 21:00:10,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 21:00:10,594 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 21:00:10,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 21:00:10,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 21:00:10,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... [2021-01-06 21:00:10,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... [2021-01-06 21:00:10,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 21:00:10,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 21:00:10,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 21:00:10,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 21:00:10,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... [2021-01-06 21:00:10,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... [2021-01-06 21:00:10,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... [2021-01-06 21:00:10,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... [2021-01-06 21:00:10,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... [2021-01-06 21:00:10,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... [2021-01-06 21:00:10,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... [2021-01-06 21:00:10,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 21:00:10,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 21:00:10,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 21:00:10,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 21:00:10,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 21:00:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 21:00:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 21:00:11,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 21:00:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 21:00:13,017 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 21:00:13,017 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-01-06 21:00:13,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:00:13 BoogieIcfgContainer [2021-01-06 21:00:13,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 21:00:13,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 21:00:13,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 21:00:13,025 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 21:00:13,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 09:00:09" (1/3) ... [2021-01-06 21:00:13,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e8fdc16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:00:13, skipping insertion in model container [2021-01-06 21:00:13,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:00:10" (2/3) ... [2021-01-06 21:00:13,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e8fdc16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:00:13, skipping insertion in model container [2021-01-06 21:00:13,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:00:13" (3/3) ... [2021-01-06 21:00:13,028 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr.4.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2021-01-06 21:00:13,035 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 21:00:13,041 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2021-01-06 21:00:13,061 INFO L253 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-01-06 21:00:13,092 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 21:00:13,092 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 21:00:13,092 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 21:00:13,092 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 21:00:13,093 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 21:00:13,093 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 21:00:13,093 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 21:00:13,093 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 21:00:13,122 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states. [2021-01-06 21:00:13,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-06 21:00:13,140 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:13,141 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:13,142 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:13,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:13,148 INFO L82 PathProgramCache]: Analyzing trace with hash 702631990, now seen corresponding path program 1 times [2021-01-06 21:00:13,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:13,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893526561] [2021-01-06 21:00:13,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:13,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:13,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893526561] [2021-01-06 21:00:13,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:13,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 21:00:13,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850026240] [2021-01-06 21:00:13,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 21:00:13,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:13,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 21:00:13,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-01-06 21:00:13,768 INFO L87 Difference]: Start difference. First operand 537 states. Second operand 6 states. [2021-01-06 21:00:14,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:14,439 INFO L93 Difference]: Finished difference Result 845 states and 1447 transitions. [2021-01-06 21:00:14,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 21:00:14,441 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2021-01-06 21:00:14,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:14,461 INFO L225 Difference]: With dead ends: 845 [2021-01-06 21:00:14,462 INFO L226 Difference]: Without dead ends: 575 [2021-01-06 21:00:14,471 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-01-06 21:00:14,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2021-01-06 21:00:14,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 535. [2021-01-06 21:00:14,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 535 states. [2021-01-06 21:00:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 691 transitions. [2021-01-06 21:00:14,572 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 691 transitions. Word has length 59 [2021-01-06 21:00:14,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:14,573 INFO L481 AbstractCegarLoop]: Abstraction has 535 states and 691 transitions. [2021-01-06 21:00:14,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 21:00:14,573 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 691 transitions. [2021-01-06 21:00:14,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-06 21:00:14,578 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:14,578 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:14,578 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 21:00:14,579 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:14,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:14,579 INFO L82 PathProgramCache]: Analyzing trace with hash 728409025, now seen corresponding path program 1 times [2021-01-06 21:00:14,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:14,580 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749115230] [2021-01-06 21:00:14,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:14,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749115230] [2021-01-06 21:00:14,698 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:14,698 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 21:00:14,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921887701] [2021-01-06 21:00:14,700 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 21:00:14,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:14,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 21:00:14,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 21:00:14,701 INFO L87 Difference]: Start difference. First operand 535 states and 691 transitions. Second operand 5 states. [2021-01-06 21:00:15,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:15,070 INFO L93 Difference]: Finished difference Result 684 states and 894 transitions. [2021-01-06 21:00:15,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 21:00:15,071 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2021-01-06 21:00:15,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:15,074 INFO L225 Difference]: With dead ends: 684 [2021-01-06 21:00:15,074 INFO L226 Difference]: Without dead ends: 395 [2021-01-06 21:00:15,076 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 21:00:15,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2021-01-06 21:00:15,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 395. [2021-01-06 21:00:15,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2021-01-06 21:00:15,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 509 transitions. [2021-01-06 21:00:15,101 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 509 transitions. Word has length 59 [2021-01-06 21:00:15,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:15,102 INFO L481 AbstractCegarLoop]: Abstraction has 395 states and 509 transitions. [2021-01-06 21:00:15,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 21:00:15,102 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 509 transitions. [2021-01-06 21:00:15,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-06 21:00:15,104 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:15,104 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:15,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 21:00:15,105 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:15,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:15,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1972446629, now seen corresponding path program 1 times [2021-01-06 21:00:15,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:15,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892995675] [2021-01-06 21:00:15,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:15,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:15,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892995675] [2021-01-06 21:00:15,212 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:15,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 21:00:15,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326584398] [2021-01-06 21:00:15,213 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 21:00:15,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:15,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 21:00:15,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 21:00:15,215 INFO L87 Difference]: Start difference. First operand 395 states and 509 transitions. Second operand 5 states. [2021-01-06 21:00:15,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:15,483 INFO L93 Difference]: Finished difference Result 591 states and 778 transitions. [2021-01-06 21:00:15,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 21:00:15,483 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2021-01-06 21:00:15,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:15,485 INFO L225 Difference]: With dead ends: 591 [2021-01-06 21:00:15,486 INFO L226 Difference]: Without dead ends: 348 [2021-01-06 21:00:15,486 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 21:00:15,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2021-01-06 21:00:15,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 348. [2021-01-06 21:00:15,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 348 states. [2021-01-06 21:00:15,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 348 states and 452 transitions. [2021-01-06 21:00:15,506 INFO L78 Accepts]: Start accepts. Automaton has 348 states and 452 transitions. Word has length 59 [2021-01-06 21:00:15,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:15,507 INFO L481 AbstractCegarLoop]: Abstraction has 348 states and 452 transitions. [2021-01-06 21:00:15,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 21:00:15,507 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 452 transitions. [2021-01-06 21:00:15,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 21:00:15,508 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:15,508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:15,508 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 21:00:15,509 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:15,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:15,509 INFO L82 PathProgramCache]: Analyzing trace with hash -543197070, now seen corresponding path program 1 times [2021-01-06 21:00:15,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:15,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980598999] [2021-01-06 21:00:15,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:15,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:15,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980598999] [2021-01-06 21:00:15,596 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:15,596 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 21:00:15,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55818473] [2021-01-06 21:00:15,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 21:00:15,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:15,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 21:00:15,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 21:00:15,598 INFO L87 Difference]: Start difference. First operand 348 states and 452 transitions. Second operand 5 states. [2021-01-06 21:00:15,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:15,818 INFO L93 Difference]: Finished difference Result 524 states and 690 transitions. [2021-01-06 21:00:15,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 21:00:15,819 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2021-01-06 21:00:15,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:15,821 INFO L225 Difference]: With dead ends: 524 [2021-01-06 21:00:15,821 INFO L226 Difference]: Without dead ends: 310 [2021-01-06 21:00:15,822 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 21:00:15,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2021-01-06 21:00:15,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2021-01-06 21:00:15,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-01-06 21:00:15,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 402 transitions. [2021-01-06 21:00:15,842 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 402 transitions. Word has length 60 [2021-01-06 21:00:15,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:15,842 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 402 transitions. [2021-01-06 21:00:15,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 21:00:15,842 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 402 transitions. [2021-01-06 21:00:15,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-01-06 21:00:15,843 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:15,843 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:15,844 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 21:00:15,844 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:15,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:15,844 INFO L82 PathProgramCache]: Analyzing trace with hash -944801897, now seen corresponding path program 1 times [2021-01-06 21:00:15,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:15,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611055816] [2021-01-06 21:00:15,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:16,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:16,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611055816] [2021-01-06 21:00:16,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:16,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:16,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780216858] [2021-01-06 21:00:16,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:16,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:16,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:16,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:16,084 INFO L87 Difference]: Start difference. First operand 310 states and 402 transitions. Second operand 9 states. [2021-01-06 21:00:16,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:16,938 INFO L93 Difference]: Finished difference Result 837 states and 1159 transitions. [2021-01-06 21:00:16,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:16,939 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2021-01-06 21:00:16,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:16,947 INFO L225 Difference]: With dead ends: 837 [2021-01-06 21:00:16,947 INFO L226 Difference]: Without dead ends: 720 [2021-01-06 21:00:16,948 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2021-01-06 21:00:16,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-01-06 21:00:16,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 310. [2021-01-06 21:00:16,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-01-06 21:00:16,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 401 transitions. [2021-01-06 21:00:16,998 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 401 transitions. Word has length 61 [2021-01-06 21:00:17,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:17,001 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 401 transitions. [2021-01-06 21:00:17,001 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:17,001 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 401 transitions. [2021-01-06 21:00:17,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-01-06 21:00:17,002 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:17,002 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:17,003 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 21:00:17,003 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:17,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:17,004 INFO L82 PathProgramCache]: Analyzing trace with hash 448084895, now seen corresponding path program 1 times [2021-01-06 21:00:17,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:17,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464076464] [2021-01-06 21:00:17,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:17,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:17,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464076464] [2021-01-06 21:00:17,210 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:17,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:17,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677607355] [2021-01-06 21:00:17,211 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:17,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:17,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:17,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:17,213 INFO L87 Difference]: Start difference. First operand 310 states and 401 transitions. Second operand 9 states. [2021-01-06 21:00:18,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:18,226 INFO L93 Difference]: Finished difference Result 863 states and 1191 transitions. [2021-01-06 21:00:18,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:18,227 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2021-01-06 21:00:18,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:18,231 INFO L225 Difference]: With dead ends: 863 [2021-01-06 21:00:18,232 INFO L226 Difference]: Without dead ends: 720 [2021-01-06 21:00:18,233 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2021-01-06 21:00:18,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-01-06 21:00:18,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 310. [2021-01-06 21:00:18,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-01-06 21:00:18,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 400 transitions. [2021-01-06 21:00:18,267 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 400 transitions. Word has length 61 [2021-01-06 21:00:18,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:18,268 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 400 transitions. [2021-01-06 21:00:18,268 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:18,268 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 400 transitions. [2021-01-06 21:00:18,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-01-06 21:00:18,269 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:18,269 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:18,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 21:00:18,269 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:18,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:18,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1014019097, now seen corresponding path program 1 times [2021-01-06 21:00:18,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:18,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836467032] [2021-01-06 21:00:18,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:18,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:18,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836467032] [2021-01-06 21:00:18,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:18,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 21:00:18,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211146505] [2021-01-06 21:00:18,486 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 21:00:18,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:18,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 21:00:18,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-06 21:00:18,498 INFO L87 Difference]: Start difference. First operand 310 states and 400 transitions. Second operand 8 states. [2021-01-06 21:00:19,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:19,051 INFO L93 Difference]: Finished difference Result 696 states and 928 transitions. [2021-01-06 21:00:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 21:00:19,052 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2021-01-06 21:00:19,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:19,056 INFO L225 Difference]: With dead ends: 696 [2021-01-06 21:00:19,056 INFO L226 Difference]: Without dead ends: 505 [2021-01-06 21:00:19,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2021-01-06 21:00:19,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2021-01-06 21:00:19,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 310. [2021-01-06 21:00:19,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-01-06 21:00:19,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 399 transitions. [2021-01-06 21:00:19,093 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 399 transitions. Word has length 61 [2021-01-06 21:00:19,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:19,093 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 399 transitions. [2021-01-06 21:00:19,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 21:00:19,094 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 399 transitions. [2021-01-06 21:00:19,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-01-06 21:00:19,095 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:19,095 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:19,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 21:00:19,096 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:19,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:19,096 INFO L82 PathProgramCache]: Analyzing trace with hash -471732578, now seen corresponding path program 1 times [2021-01-06 21:00:19,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:19,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514098673] [2021-01-06 21:00:19,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:19,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514098673] [2021-01-06 21:00:19,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:19,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:19,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286061436] [2021-01-06 21:00:19,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:19,250 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:19,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:19,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:19,251 INFO L87 Difference]: Start difference. First operand 310 states and 399 transitions. Second operand 9 states. [2021-01-06 21:00:20,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:20,116 INFO L93 Difference]: Finished difference Result 737 states and 1002 transitions. [2021-01-06 21:00:20,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:20,116 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2021-01-06 21:00:20,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:20,120 INFO L225 Difference]: With dead ends: 737 [2021-01-06 21:00:20,120 INFO L226 Difference]: Without dead ends: 720 [2021-01-06 21:00:20,121 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2021-01-06 21:00:20,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-01-06 21:00:20,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 310. [2021-01-06 21:00:20,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-01-06 21:00:20,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 398 transitions. [2021-01-06 21:00:20,150 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 398 transitions. Word has length 63 [2021-01-06 21:00:20,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:20,150 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 398 transitions. [2021-01-06 21:00:20,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:20,151 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 398 transitions. [2021-01-06 21:00:20,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-01-06 21:00:20,151 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:20,152 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:20,152 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 21:00:20,152 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:20,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:20,152 INFO L82 PathProgramCache]: Analyzing trace with hash -157878139, now seen corresponding path program 1 times [2021-01-06 21:00:20,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:20,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731215715] [2021-01-06 21:00:20,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:20,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:20,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731215715] [2021-01-06 21:00:20,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:20,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:20,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331371574] [2021-01-06 21:00:20,280 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:20,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:20,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:20,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:20,281 INFO L87 Difference]: Start difference. First operand 310 states and 398 transitions. Second operand 9 states. [2021-01-06 21:00:21,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:21,236 INFO L93 Difference]: Finished difference Result 713 states and 966 transitions. [2021-01-06 21:00:21,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:21,236 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2021-01-06 21:00:21,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:21,240 INFO L225 Difference]: With dead ends: 713 [2021-01-06 21:00:21,240 INFO L226 Difference]: Without dead ends: 708 [2021-01-06 21:00:21,241 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2021-01-06 21:00:21,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2021-01-06 21:00:21,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 310. [2021-01-06 21:00:21,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-01-06 21:00:21,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 397 transitions. [2021-01-06 21:00:21,273 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 397 transitions. Word has length 63 [2021-01-06 21:00:21,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:21,273 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 397 transitions. [2021-01-06 21:00:21,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:21,273 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 397 transitions. [2021-01-06 21:00:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-01-06 21:00:21,283 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:21,283 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:21,283 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 21:00:21,283 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:21,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:21,286 INFO L82 PathProgramCache]: Analyzing trace with hash 2011079223, now seen corresponding path program 1 times [2021-01-06 21:00:21,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:21,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860911632] [2021-01-06 21:00:21,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:21,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:21,523 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860911632] [2021-01-06 21:00:21,524 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:21,524 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 21:00:21,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969232186] [2021-01-06 21:00:21,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 21:00:21,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:21,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 21:00:21,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-01-06 21:00:21,525 INFO L87 Difference]: Start difference. First operand 310 states and 397 transitions. Second operand 10 states. [2021-01-06 21:00:23,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:23,308 INFO L93 Difference]: Finished difference Result 1131 states and 1554 transitions. [2021-01-06 21:00:23,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-01-06 21:00:23,309 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 63 [2021-01-06 21:00:23,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:23,314 INFO L225 Difference]: With dead ends: 1131 [2021-01-06 21:00:23,314 INFO L226 Difference]: Without dead ends: 979 [2021-01-06 21:00:23,315 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2021-01-06 21:00:23,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2021-01-06 21:00:23,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 314. [2021-01-06 21:00:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2021-01-06 21:00:23,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 401 transitions. [2021-01-06 21:00:23,355 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 401 transitions. Word has length 63 [2021-01-06 21:00:23,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:23,355 INFO L481 AbstractCegarLoop]: Abstraction has 314 states and 401 transitions. [2021-01-06 21:00:23,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 21:00:23,355 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 401 transitions. [2021-01-06 21:00:23,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-01-06 21:00:23,356 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:23,356 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:23,357 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 21:00:23,357 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:23,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:23,357 INFO L82 PathProgramCache]: Analyzing trace with hash 556986468, now seen corresponding path program 1 times [2021-01-06 21:00:23,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:23,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976078606] [2021-01-06 21:00:23,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:23,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:23,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976078606] [2021-01-06 21:00:23,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:23,596 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 21:00:23,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441008100] [2021-01-06 21:00:23,596 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:00:23,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:23,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:00:23,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:00:23,598 INFO L87 Difference]: Start difference. First operand 314 states and 401 transitions. Second operand 11 states. [2021-01-06 21:00:26,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:26,233 INFO L93 Difference]: Finished difference Result 1571 states and 2230 transitions. [2021-01-06 21:00:26,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-01-06 21:00:26,233 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 63 [2021-01-06 21:00:26,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:26,240 INFO L225 Difference]: With dead ends: 1571 [2021-01-06 21:00:26,241 INFO L226 Difference]: Without dead ends: 1449 [2021-01-06 21:00:26,242 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2021-01-06 21:00:26,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1449 states. [2021-01-06 21:00:26,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1449 to 318. [2021-01-06 21:00:26,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2021-01-06 21:00:26,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 405 transitions. [2021-01-06 21:00:26,314 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 405 transitions. Word has length 63 [2021-01-06 21:00:26,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:26,315 INFO L481 AbstractCegarLoop]: Abstraction has 318 states and 405 transitions. [2021-01-06 21:00:26,315 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:00:26,315 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 405 transitions. [2021-01-06 21:00:26,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-01-06 21:00:26,316 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:26,316 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:26,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 21:00:26,316 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:26,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:26,317 INFO L82 PathProgramCache]: Analyzing trace with hash -33472501, now seen corresponding path program 1 times [2021-01-06 21:00:26,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:26,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47953431] [2021-01-06 21:00:26,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:26,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:26,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47953431] [2021-01-06 21:00:26,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:26,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:26,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940115763] [2021-01-06 21:00:26,453 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:26,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:26,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:26,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:26,454 INFO L87 Difference]: Start difference. First operand 318 states and 405 transitions. Second operand 9 states. [2021-01-06 21:00:27,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:27,610 INFO L93 Difference]: Finished difference Result 826 states and 1132 transitions. [2021-01-06 21:00:27,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:27,611 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2021-01-06 21:00:27,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:27,613 INFO L225 Difference]: With dead ends: 826 [2021-01-06 21:00:27,614 INFO L226 Difference]: Without dead ends: 716 [2021-01-06 21:00:27,615 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2021-01-06 21:00:27,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-01-06 21:00:27,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 318. [2021-01-06 21:00:27,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2021-01-06 21:00:27,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 404 transitions. [2021-01-06 21:00:27,662 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 404 transitions. Word has length 63 [2021-01-06 21:00:27,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:27,662 INFO L481 AbstractCegarLoop]: Abstraction has 318 states and 404 transitions. [2021-01-06 21:00:27,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:27,662 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 404 transitions. [2021-01-06 21:00:27,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-01-06 21:00:27,663 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:27,663 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:27,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 21:00:27,664 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:27,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:27,664 INFO L82 PathProgramCache]: Analyzing trace with hash -653212004, now seen corresponding path program 1 times [2021-01-06 21:00:27,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:27,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807118784] [2021-01-06 21:00:27,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:27,876 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807118784] [2021-01-06 21:00:27,876 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:27,876 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 21:00:27,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544716905] [2021-01-06 21:00:27,877 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:00:27,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:27,877 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:00:27,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:00:27,878 INFO L87 Difference]: Start difference. First operand 318 states and 404 transitions. Second operand 11 states. [2021-01-06 21:00:30,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:30,379 INFO L93 Difference]: Finished difference Result 1278 states and 1788 transitions. [2021-01-06 21:00:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-01-06 21:00:30,380 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 63 [2021-01-06 21:00:30,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:30,386 INFO L225 Difference]: With dead ends: 1278 [2021-01-06 21:00:30,387 INFO L226 Difference]: Without dead ends: 1273 [2021-01-06 21:00:30,388 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2021-01-06 21:00:30,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1273 states. [2021-01-06 21:00:30,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1273 to 322. [2021-01-06 21:00:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2021-01-06 21:00:30,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 408 transitions. [2021-01-06 21:00:30,484 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 408 transitions. Word has length 63 [2021-01-06 21:00:30,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:30,484 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 408 transitions. [2021-01-06 21:00:30,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:00:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 408 transitions. [2021-01-06 21:00:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-01-06 21:00:30,485 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:30,486 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:30,486 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 21:00:30,486 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:30,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:30,486 INFO L82 PathProgramCache]: Analyzing trace with hash 543767036, now seen corresponding path program 1 times [2021-01-06 21:00:30,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:30,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309346674] [2021-01-06 21:00:30,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:30,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:30,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309346674] [2021-01-06 21:00:30,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:30,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:30,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992560747] [2021-01-06 21:00:30,632 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:30,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:30,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:30,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:30,633 INFO L87 Difference]: Start difference. First operand 322 states and 408 transitions. Second operand 9 states. [2021-01-06 21:00:31,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:31,646 INFO L93 Difference]: Finished difference Result 823 states and 1127 transitions. [2021-01-06 21:00:31,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:31,647 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2021-01-06 21:00:31,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:31,653 INFO L225 Difference]: With dead ends: 823 [2021-01-06 21:00:31,653 INFO L226 Difference]: Without dead ends: 716 [2021-01-06 21:00:31,654 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2021-01-06 21:00:31,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-01-06 21:00:31,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 322. [2021-01-06 21:00:31,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2021-01-06 21:00:31,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 407 transitions. [2021-01-06 21:00:31,712 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 407 transitions. Word has length 63 [2021-01-06 21:00:31,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:31,713 INFO L481 AbstractCegarLoop]: Abstraction has 322 states and 407 transitions. [2021-01-06 21:00:31,713 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:31,713 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 407 transitions. [2021-01-06 21:00:31,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 21:00:31,714 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:31,714 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:31,714 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 21:00:31,714 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:31,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:31,715 INFO L82 PathProgramCache]: Analyzing trace with hash 467877792, now seen corresponding path program 1 times [2021-01-06 21:00:31,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:31,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222736455] [2021-01-06 21:00:31,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:31,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:31,878 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222736455] [2021-01-06 21:00:31,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:31,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:31,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91970101] [2021-01-06 21:00:31,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:31,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:31,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:31,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:31,880 INFO L87 Difference]: Start difference. First operand 322 states and 407 transitions. Second operand 9 states. [2021-01-06 21:00:32,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:32,875 INFO L93 Difference]: Finished difference Result 880 states and 1197 transitions. [2021-01-06 21:00:32,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:32,875 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-01-06 21:00:32,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:32,879 INFO L225 Difference]: With dead ends: 880 [2021-01-06 21:00:32,879 INFO L226 Difference]: Without dead ends: 728 [2021-01-06 21:00:32,880 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2021-01-06 21:00:32,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2021-01-06 21:00:32,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 318. [2021-01-06 21:00:32,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2021-01-06 21:00:32,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 402 transitions. [2021-01-06 21:00:32,936 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 402 transitions. Word has length 64 [2021-01-06 21:00:32,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:32,936 INFO L481 AbstractCegarLoop]: Abstraction has 318 states and 402 transitions. [2021-01-06 21:00:32,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:32,936 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 402 transitions. [2021-01-06 21:00:32,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 21:00:32,937 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:32,937 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:32,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 21:00:32,937 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:32,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:32,938 INFO L82 PathProgramCache]: Analyzing trace with hash -766225965, now seen corresponding path program 1 times [2021-01-06 21:00:32,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:32,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [349078889] [2021-01-06 21:00:32,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:33,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [349078889] [2021-01-06 21:00:33,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:33,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:33,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920879853] [2021-01-06 21:00:33,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:33,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:33,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:33,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:33,069 INFO L87 Difference]: Start difference. First operand 318 states and 402 transitions. Second operand 9 states. [2021-01-06 21:00:34,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:34,189 INFO L93 Difference]: Finished difference Result 717 states and 965 transitions. [2021-01-06 21:00:34,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:34,190 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-01-06 21:00:34,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:34,192 INFO L225 Difference]: With dead ends: 717 [2021-01-06 21:00:34,192 INFO L226 Difference]: Without dead ends: 712 [2021-01-06 21:00:34,193 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2021-01-06 21:00:34,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 712 states. [2021-01-06 21:00:34,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 314. [2021-01-06 21:00:34,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2021-01-06 21:00:34,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 397 transitions. [2021-01-06 21:00:34,250 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 397 transitions. Word has length 64 [2021-01-06 21:00:34,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:34,250 INFO L481 AbstractCegarLoop]: Abstraction has 314 states and 397 transitions. [2021-01-06 21:00:34,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:34,251 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 397 transitions. [2021-01-06 21:00:34,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 21:00:34,251 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:34,252 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:34,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 21:00:34,252 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:34,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:34,253 INFO L82 PathProgramCache]: Analyzing trace with hash -56004428, now seen corresponding path program 1 times [2021-01-06 21:00:34,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:34,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069943258] [2021-01-06 21:00:34,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:34,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:34,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:34,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069943258] [2021-01-06 21:00:34,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:34,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:34,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997071880] [2021-01-06 21:00:34,371 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:34,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:34,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:34,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:34,372 INFO L87 Difference]: Start difference. First operand 314 states and 397 transitions. Second operand 9 states. [2021-01-06 21:00:35,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:35,390 INFO L93 Difference]: Finished difference Result 842 states and 1153 transitions. [2021-01-06 21:00:35,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:35,391 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-01-06 21:00:35,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:35,393 INFO L225 Difference]: With dead ends: 842 [2021-01-06 21:00:35,393 INFO L226 Difference]: Without dead ends: 720 [2021-01-06 21:00:35,394 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2021-01-06 21:00:35,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-01-06 21:00:35,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 310. [2021-01-06 21:00:35,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-01-06 21:00:35,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 392 transitions. [2021-01-06 21:00:35,454 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 392 transitions. Word has length 64 [2021-01-06 21:00:35,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:35,454 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 392 transitions. [2021-01-06 21:00:35,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:35,454 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 392 transitions. [2021-01-06 21:00:35,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 21:00:35,455 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:35,455 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:35,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 21:00:35,456 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:35,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:35,456 INFO L82 PathProgramCache]: Analyzing trace with hash -2022048839, now seen corresponding path program 1 times [2021-01-06 21:00:35,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:35,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035639075] [2021-01-06 21:00:35,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:36,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:36,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035639075] [2021-01-06 21:00:36,370 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:36,370 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-01-06 21:00:36,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61374028] [2021-01-06 21:00:36,371 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-01-06 21:00:36,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:36,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-01-06 21:00:36,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=482, Unknown=0, NotChecked=0, Total=552 [2021-01-06 21:00:36,372 INFO L87 Difference]: Start difference. First operand 310 states and 392 transitions. Second operand 24 states. [2021-01-06 21:00:36,671 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 94 [2021-01-06 21:00:37,305 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-01-06 21:00:37,685 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2021-01-06 21:00:37,928 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 68 [2021-01-06 21:00:38,202 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2021-01-06 21:00:38,422 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-01-06 21:00:38,627 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-01-06 21:00:40,119 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2021-01-06 21:00:41,349 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2021-01-06 21:00:42,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:42,664 INFO L93 Difference]: Finished difference Result 983 states and 1274 transitions. [2021-01-06 21:00:42,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-01-06 21:00:42,665 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 65 [2021-01-06 21:00:42,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:42,668 INFO L225 Difference]: With dead ends: 983 [2021-01-06 21:00:42,668 INFO L226 Difference]: Without dead ends: 979 [2021-01-06 21:00:42,671 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 451 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=423, Invalid=1929, Unknown=0, NotChecked=0, Total=2352 [2021-01-06 21:00:42,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 979 states. [2021-01-06 21:00:42,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 979 to 325. [2021-01-06 21:00:42,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 325 states. [2021-01-06 21:00:42,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 412 transitions. [2021-01-06 21:00:42,734 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 412 transitions. Word has length 65 [2021-01-06 21:00:42,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:42,734 INFO L481 AbstractCegarLoop]: Abstraction has 325 states and 412 transitions. [2021-01-06 21:00:42,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2021-01-06 21:00:42,735 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 412 transitions. [2021-01-06 21:00:42,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 21:00:42,736 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:42,736 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:42,736 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 21:00:42,736 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:42,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:42,737 INFO L82 PathProgramCache]: Analyzing trace with hash 71013216, now seen corresponding path program 1 times [2021-01-06 21:00:42,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:42,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670261311] [2021-01-06 21:00:42,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:42,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:43,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:43,487 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670261311] [2021-01-06 21:00:43,487 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:43,488 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-01-06 21:00:43,488 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213644480] [2021-01-06 21:00:43,488 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-01-06 21:00:43,488 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:43,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-01-06 21:00:43,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=396, Unknown=0, NotChecked=0, Total=462 [2021-01-06 21:00:43,489 INFO L87 Difference]: Start difference. First operand 325 states and 412 transitions. Second operand 22 states. [2021-01-06 21:00:43,721 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 77 [2021-01-06 21:00:44,545 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2021-01-06 21:00:44,736 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-01-06 21:00:44,953 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2021-01-06 21:00:45,135 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2021-01-06 21:00:45,307 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2021-01-06 21:00:46,050 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2021-01-06 21:00:49,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:49,590 INFO L93 Difference]: Finished difference Result 1061 states and 1408 transitions. [2021-01-06 21:00:49,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-01-06 21:00:49,593 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 65 [2021-01-06 21:00:49,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:49,599 INFO L225 Difference]: With dead ends: 1061 [2021-01-06 21:00:49,599 INFO L226 Difference]: Without dead ends: 949 [2021-01-06 21:00:49,600 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=298, Invalid=1424, Unknown=0, NotChecked=0, Total=1722 [2021-01-06 21:00:49,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2021-01-06 21:00:49,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 330. [2021-01-06 21:00:49,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2021-01-06 21:00:49,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 418 transitions. [2021-01-06 21:00:49,679 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 418 transitions. Word has length 65 [2021-01-06 21:00:49,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:49,679 INFO L481 AbstractCegarLoop]: Abstraction has 330 states and 418 transitions. [2021-01-06 21:00:49,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2021-01-06 21:00:49,679 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 418 transitions. [2021-01-06 21:00:49,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 21:00:49,681 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:49,681 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:49,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 21:00:49,681 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:49,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:49,681 INFO L82 PathProgramCache]: Analyzing trace with hash -907607662, now seen corresponding path program 1 times [2021-01-06 21:00:49,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:49,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365012849] [2021-01-06 21:00:49,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:50,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:50,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365012849] [2021-01-06 21:00:50,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:50,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-01-06 21:00:50,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274827257] [2021-01-06 21:00:50,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-01-06 21:00:50,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:50,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-01-06 21:00:50,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2021-01-06 21:00:50,552 INFO L87 Difference]: Start difference. First operand 330 states and 418 transitions. Second operand 23 states. [2021-01-06 21:00:50,847 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 91 [2021-01-06 21:00:51,280 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2021-01-06 21:00:51,447 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2021-01-06 21:00:51,615 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-01-06 21:00:51,951 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-01-06 21:00:52,202 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2021-01-06 21:00:52,498 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2021-01-06 21:00:52,727 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2021-01-06 21:00:52,947 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2021-01-06 21:00:54,942 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2021-01-06 21:00:57,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:57,881 INFO L93 Difference]: Finished difference Result 1094 states and 1443 transitions. [2021-01-06 21:00:57,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-01-06 21:00:57,882 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 65 [2021-01-06 21:00:57,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:57,886 INFO L225 Difference]: With dead ends: 1094 [2021-01-06 21:00:57,887 INFO L226 Difference]: Without dead ends: 985 [2021-01-06 21:00:57,888 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 274 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=296, Invalid=1426, Unknown=0, NotChecked=0, Total=1722 [2021-01-06 21:00:57,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states. [2021-01-06 21:00:57,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 340. [2021-01-06 21:00:57,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2021-01-06 21:00:57,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 433 transitions. [2021-01-06 21:00:57,987 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 433 transitions. Word has length 65 [2021-01-06 21:00:57,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:57,987 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 433 transitions. [2021-01-06 21:00:57,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2021-01-06 21:00:57,987 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 433 transitions. [2021-01-06 21:00:57,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 21:00:57,988 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:57,988 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:00:57,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 21:00:57,989 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:00:57,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:57,989 INFO L82 PathProgramCache]: Analyzing trace with hash -1360022849, now seen corresponding path program 1 times [2021-01-06 21:00:57,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:57,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908242256] [2021-01-06 21:00:57,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:59,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:00:59,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908242256] [2021-01-06 21:00:59,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:59,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-01-06 21:00:59,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739198291] [2021-01-06 21:00:59,049 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-01-06 21:00:59,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:59,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-01-06 21:00:59,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2021-01-06 21:00:59,050 INFO L87 Difference]: Start difference. First operand 340 states and 433 transitions. Second operand 23 states. [2021-01-06 21:00:59,408 WARN L197 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 90 [2021-01-06 21:00:59,977 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2021-01-06 21:01:00,129 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2021-01-06 21:01:00,446 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2021-01-06 21:01:00,741 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2021-01-06 21:01:01,060 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2021-01-06 21:01:01,286 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2021-01-06 21:01:01,499 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2021-01-06 21:01:01,740 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2021-01-06 21:01:01,992 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2021-01-06 21:01:02,192 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2021-01-06 21:01:07,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:07,370 INFO L93 Difference]: Finished difference Result 1226 states and 1630 transitions. [2021-01-06 21:01:07,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-01-06 21:01:07,371 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 65 [2021-01-06 21:01:07,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:07,374 INFO L225 Difference]: With dead ends: 1226 [2021-01-06 21:01:07,374 INFO L226 Difference]: Without dead ends: 1109 [2021-01-06 21:01:07,376 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=311, Invalid=1329, Unknown=0, NotChecked=0, Total=1640 [2021-01-06 21:01:07,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2021-01-06 21:01:07,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 351. [2021-01-06 21:01:07,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2021-01-06 21:01:07,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 446 transitions. [2021-01-06 21:01:07,467 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 446 transitions. Word has length 65 [2021-01-06 21:01:07,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:07,467 INFO L481 AbstractCegarLoop]: Abstraction has 351 states and 446 transitions. [2021-01-06 21:01:07,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2021-01-06 21:01:07,467 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 446 transitions. [2021-01-06 21:01:07,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 21:01:07,468 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:07,469 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:01:07,469 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 21:01:07,469 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:01:07,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:07,469 INFO L82 PathProgramCache]: Analyzing trace with hash -138245905, now seen corresponding path program 1 times [2021-01-06 21:01:07,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:07,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038084753] [2021-01-06 21:01:07,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:01:08,643 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038084753] [2021-01-06 21:01:08,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:08,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-01-06 21:01:08,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062787272] [2021-01-06 21:01:08,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-01-06 21:01:08,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:08,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-01-06 21:01:08,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2021-01-06 21:01:08,645 INFO L87 Difference]: Start difference. First operand 351 states and 446 transitions. Second operand 25 states. [2021-01-06 21:01:09,066 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 105 [2021-01-06 21:01:09,665 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-01-06 21:01:09,829 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2021-01-06 21:01:10,001 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2021-01-06 21:01:10,358 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-01-06 21:01:10,662 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2021-01-06 21:01:11,017 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 79 [2021-01-06 21:01:11,273 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-01-06 21:01:11,513 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-01-06 21:01:11,853 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-01-06 21:01:12,208 WARN L197 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2021-01-06 21:01:12,437 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-01-06 21:01:14,480 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2021-01-06 21:01:17,318 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2021-01-06 21:01:18,144 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-01-06 21:01:19,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:19,504 INFO L93 Difference]: Finished difference Result 1913 states and 2689 transitions. [2021-01-06 21:01:19,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-01-06 21:01:19,507 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 65 [2021-01-06 21:01:19,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:19,513 INFO L225 Difference]: With dead ends: 1913 [2021-01-06 21:01:19,513 INFO L226 Difference]: Without dead ends: 1807 [2021-01-06 21:01:19,514 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 407 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=446, Invalid=2004, Unknown=0, NotChecked=0, Total=2450 [2021-01-06 21:01:19,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states. [2021-01-06 21:01:19,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 356. [2021-01-06 21:01:19,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2021-01-06 21:01:19,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 453 transitions. [2021-01-06 21:01:19,631 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 453 transitions. Word has length 65 [2021-01-06 21:01:19,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:19,631 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 453 transitions. [2021-01-06 21:01:19,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2021-01-06 21:01:19,631 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 453 transitions. [2021-01-06 21:01:19,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 21:01:19,632 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:19,632 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:01:19,632 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 21:01:19,633 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:01:19,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:19,633 INFO L82 PathProgramCache]: Analyzing trace with hash -171274202, now seen corresponding path program 1 times [2021-01-06 21:01:19,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:19,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798071777] [2021-01-06 21:01:19,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:20,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:01:20,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798071777] [2021-01-06 21:01:20,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:20,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-01-06 21:01:20,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071265583] [2021-01-06 21:01:20,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-01-06 21:01:20,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:20,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-01-06 21:01:20,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=487, Unknown=0, NotChecked=0, Total=552 [2021-01-06 21:01:20,844 INFO L87 Difference]: Start difference. First operand 356 states and 453 transitions. Second operand 24 states. [2021-01-06 21:01:21,359 WARN L197 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 99 [2021-01-06 21:01:21,820 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2021-01-06 21:01:22,012 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2021-01-06 21:01:22,226 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2021-01-06 21:01:22,445 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2021-01-06 21:01:22,843 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2021-01-06 21:01:23,229 WARN L197 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 70 [2021-01-06 21:01:23,638 WARN L197 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 77 [2021-01-06 21:01:23,958 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-01-06 21:01:24,275 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-01-06 21:01:24,598 WARN L197 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2021-01-06 21:01:24,952 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2021-01-06 21:01:25,228 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2021-01-06 21:01:31,101 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 42 [2021-01-06 21:01:31,981 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2021-01-06 21:01:32,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:32,381 INFO L93 Difference]: Finished difference Result 1492 states and 2055 transitions. [2021-01-06 21:01:32,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-01-06 21:01:32,382 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 65 [2021-01-06 21:01:32,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:32,386 INFO L225 Difference]: With dead ends: 1492 [2021-01-06 21:01:32,386 INFO L226 Difference]: Without dead ends: 1381 [2021-01-06 21:01:32,387 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=402, Invalid=1668, Unknown=0, NotChecked=0, Total=2070 [2021-01-06 21:01:32,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1381 states. [2021-01-06 21:01:32,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1381 to 356. [2021-01-06 21:01:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2021-01-06 21:01:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 452 transitions. [2021-01-06 21:01:32,500 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 452 transitions. Word has length 65 [2021-01-06 21:01:32,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:32,500 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 452 transitions. [2021-01-06 21:01:32,500 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2021-01-06 21:01:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 452 transitions. [2021-01-06 21:01:32,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 21:01:32,501 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:32,501 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:01:32,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 21:01:32,502 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:01:32,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:32,502 INFO L82 PathProgramCache]: Analyzing trace with hash 914761815, now seen corresponding path program 1 times [2021-01-06 21:01:32,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:32,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526983469] [2021-01-06 21:01:32,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:33,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:01:33,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526983469] [2021-01-06 21:01:33,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:33,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-01-06 21:01:33,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187759384] [2021-01-06 21:01:33,871 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-01-06 21:01:33,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:33,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-01-06 21:01:33,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=492, Unknown=0, NotChecked=0, Total=552 [2021-01-06 21:01:33,872 INFO L87 Difference]: Start difference. First operand 356 states and 452 transitions. Second operand 24 states. [2021-01-06 21:01:34,472 WARN L197 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 111 [2021-01-06 21:01:35,017 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2021-01-06 21:01:35,190 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2021-01-06 21:01:35,408 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2021-01-06 21:01:35,663 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2021-01-06 21:01:35,932 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2021-01-06 21:01:36,399 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-01-06 21:01:36,818 WARN L197 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 74 [2021-01-06 21:01:37,310 WARN L197 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-01-06 21:01:37,671 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-01-06 21:01:38,032 WARN L197 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-01-06 21:01:38,402 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2021-01-06 21:01:38,809 WARN L197 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2021-01-06 21:01:39,159 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2021-01-06 21:01:39,568 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2021-01-06 21:01:39,964 WARN L197 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 56 [2021-01-06 21:01:40,386 WARN L197 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2021-01-06 21:01:40,677 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2021-01-06 21:01:41,361 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2021-01-06 21:01:45,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:45,052 INFO L93 Difference]: Finished difference Result 926 states and 1215 transitions. [2021-01-06 21:01:45,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-01-06 21:01:45,054 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 65 [2021-01-06 21:01:45,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:45,057 INFO L225 Difference]: With dead ends: 926 [2021-01-06 21:01:45,057 INFO L226 Difference]: Without dead ends: 814 [2021-01-06 21:01:45,058 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=451, Invalid=1619, Unknown=0, NotChecked=0, Total=2070 [2021-01-06 21:01:45,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2021-01-06 21:01:45,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 362. [2021-01-06 21:01:45,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2021-01-06 21:01:45,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 458 transitions. [2021-01-06 21:01:45,145 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 458 transitions. Word has length 65 [2021-01-06 21:01:45,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:45,145 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 458 transitions. [2021-01-06 21:01:45,145 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2021-01-06 21:01:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 458 transitions. [2021-01-06 21:01:45,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 21:01:45,146 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:45,146 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:01:45,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 21:01:45,147 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:01:45,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:45,147 INFO L82 PathProgramCache]: Analyzing trace with hash 909641217, now seen corresponding path program 1 times [2021-01-06 21:01:45,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:45,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869313527] [2021-01-06 21:01:45,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:01:46,520 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869313527] [2021-01-06 21:01:46,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:46,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-01-06 21:01:46,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846336998] [2021-01-06 21:01:46,520 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-01-06 21:01:46,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:46,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-01-06 21:01:46,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=545, Unknown=0, NotChecked=0, Total=600 [2021-01-06 21:01:46,521 INFO L87 Difference]: Start difference. First operand 362 states and 458 transitions. Second operand 25 states. [2021-01-06 21:01:47,128 WARN L197 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 115 [2021-01-06 21:01:47,676 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2021-01-06 21:01:47,853 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2021-01-06 21:01:48,072 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2021-01-06 21:01:48,329 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-01-06 21:01:48,566 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2021-01-06 21:01:49,051 WARN L197 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2021-01-06 21:01:49,429 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 73 [2021-01-06 21:01:49,890 WARN L197 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 87 [2021-01-06 21:01:50,257 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 62 [2021-01-06 21:01:50,600 WARN L197 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 62 [2021-01-06 21:01:50,964 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 60 [2021-01-06 21:01:51,376 WARN L197 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 62 [2021-01-06 21:01:51,688 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2021-01-06 21:01:51,964 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2021-01-06 21:01:52,258 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 57 [2021-01-06 21:01:52,639 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2021-01-06 21:01:53,042 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2021-01-06 21:01:53,412 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2021-01-06 21:01:53,686 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2021-01-06 21:01:54,126 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2021-01-06 21:01:54,589 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-01-06 21:01:59,202 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2021-01-06 21:02:00,099 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2021-01-06 21:02:01,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:01,046 INFO L93 Difference]: Finished difference Result 1539 states and 2125 transitions. [2021-01-06 21:02:01,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-01-06 21:02:01,047 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 65 [2021-01-06 21:02:01,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:01,052 INFO L225 Difference]: With dead ends: 1539 [2021-01-06 21:02:01,052 INFO L226 Difference]: Without dead ends: 1431 [2021-01-06 21:02:01,054 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=555, Invalid=2201, Unknown=0, NotChecked=0, Total=2756 [2021-01-06 21:02:01,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2021-01-06 21:02:01,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 359. [2021-01-06 21:02:01,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2021-01-06 21:02:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 454 transitions. [2021-01-06 21:02:01,158 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 454 transitions. Word has length 65 [2021-01-06 21:02:01,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:01,158 INFO L481 AbstractCegarLoop]: Abstraction has 359 states and 454 transitions. [2021-01-06 21:02:01,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2021-01-06 21:02:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 454 transitions. [2021-01-06 21:02:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 21:02:01,159 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:01,160 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:01,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-01-06 21:02:01,160 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:01,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:01,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1910519334, now seen corresponding path program 1 times [2021-01-06 21:02:01,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:01,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993058894] [2021-01-06 21:02:01,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:01,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:01,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993058894] [2021-01-06 21:02:01,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:01,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 21:02:01,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681922234] [2021-01-06 21:02:01,420 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:02:01,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:01,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:02:01,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:02:01,421 INFO L87 Difference]: Start difference. First operand 359 states and 454 transitions. Second operand 11 states. [2021-01-06 21:02:02,077 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2021-01-06 21:02:04,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:04,291 INFO L93 Difference]: Finished difference Result 826 states and 1106 transitions. [2021-01-06 21:02:04,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-01-06 21:02:04,293 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 66 [2021-01-06 21:02:04,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:04,295 INFO L225 Difference]: With dead ends: 826 [2021-01-06 21:02:04,296 INFO L226 Difference]: Without dead ends: 819 [2021-01-06 21:02:04,296 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=204, Invalid=552, Unknown=0, NotChecked=0, Total=756 [2021-01-06 21:02:04,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2021-01-06 21:02:04,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 363. [2021-01-06 21:02:04,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2021-01-06 21:02:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 457 transitions. [2021-01-06 21:02:04,387 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 457 transitions. Word has length 66 [2021-01-06 21:02:04,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:04,388 INFO L481 AbstractCegarLoop]: Abstraction has 363 states and 457 transitions. [2021-01-06 21:02:04,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:02:04,388 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 457 transitions. [2021-01-06 21:02:04,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 21:02:04,389 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:04,389 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:04,389 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-01-06 21:02:04,389 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:04,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:04,390 INFO L82 PathProgramCache]: Analyzing trace with hash -679485959, now seen corresponding path program 1 times [2021-01-06 21:02:04,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:04,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777648649] [2021-01-06 21:02:04,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:05,003 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2021-01-06 21:02:05,186 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-01-06 21:02:05,389 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2021-01-06 21:02:05,573 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2021-01-06 21:02:05,767 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-01-06 21:02:05,960 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2021-01-06 21:02:06,132 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-01-06 21:02:06,306 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2021-01-06 21:02:06,462 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 28 [2021-01-06 21:02:06,637 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 28 [2021-01-06 21:02:07,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:07,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777648649] [2021-01-06 21:02:07,244 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:07,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-01-06 21:02:07,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862856233] [2021-01-06 21:02:07,245 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-01-06 21:02:07,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:07,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-01-06 21:02:07,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2021-01-06 21:02:07,246 INFO L87 Difference]: Start difference. First operand 363 states and 457 transitions. Second operand 23 states. [2021-01-06 21:02:07,621 WARN L197 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 51 [2021-01-06 21:02:07,995 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2021-01-06 21:02:08,193 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2021-01-06 21:02:08,452 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 34 [2021-01-06 21:02:08,727 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 39 [2021-01-06 21:02:09,116 WARN L197 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 49 [2021-01-06 21:02:09,490 WARN L197 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 47 [2021-01-06 21:02:09,932 WARN L197 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 53 [2021-01-06 21:02:10,334 WARN L197 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 49 [2021-01-06 21:02:10,792 WARN L197 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2021-01-06 21:02:11,559 WARN L197 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 67 [2021-01-06 21:02:12,034 WARN L197 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 65 [2021-01-06 21:02:12,502 WARN L197 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 65 [2021-01-06 21:02:13,044 WARN L197 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2021-01-06 21:02:13,980 WARN L197 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 74 [2021-01-06 21:02:14,303 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2021-01-06 21:02:14,643 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2021-01-06 21:02:15,893 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 29 [2021-01-06 21:02:19,497 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-01-06 21:02:20,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:20,903 INFO L93 Difference]: Finished difference Result 1403 states and 1880 transitions. [2021-01-06 21:02:20,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-01-06 21:02:20,904 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 66 [2021-01-06 21:02:20,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:20,909 INFO L225 Difference]: With dead ends: 1403 [2021-01-06 21:02:20,909 INFO L226 Difference]: Without dead ends: 1391 [2021-01-06 21:02:20,910 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=378, Invalid=1514, Unknown=0, NotChecked=0, Total=1892 [2021-01-06 21:02:20,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2021-01-06 21:02:21,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 367. [2021-01-06 21:02:21,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2021-01-06 21:02:21,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 461 transitions. [2021-01-06 21:02:21,018 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 461 transitions. Word has length 66 [2021-01-06 21:02:21,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:21,019 INFO L481 AbstractCegarLoop]: Abstraction has 367 states and 461 transitions. [2021-01-06 21:02:21,019 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2021-01-06 21:02:21,019 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 461 transitions. [2021-01-06 21:02:21,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 21:02:21,020 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:21,020 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:21,020 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-01-06 21:02:21,020 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:21,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:21,021 INFO L82 PathProgramCache]: Analyzing trace with hash -595757799, now seen corresponding path program 1 times [2021-01-06 21:02:21,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:21,021 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234471440] [2021-01-06 21:02:21,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:21,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:21,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234471440] [2021-01-06 21:02:21,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:21,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-01-06 21:02:21,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630415215] [2021-01-06 21:02:21,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-01-06 21:02:21,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:21,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-01-06 21:02:21,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2021-01-06 21:02:21,866 INFO L87 Difference]: Start difference. First operand 367 states and 461 transitions. Second operand 14 states. [2021-01-06 21:02:22,004 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 21 [2021-01-06 21:02:22,209 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2021-01-06 21:02:22,487 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 23 [2021-01-06 21:02:22,754 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2021-01-06 21:02:22,996 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2021-01-06 21:02:23,215 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2021-01-06 21:02:23,417 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2021-01-06 21:02:23,720 WARN L197 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2021-01-06 21:02:24,288 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 29 [2021-01-06 21:02:26,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:26,139 INFO L93 Difference]: Finished difference Result 1480 states and 2066 transitions. [2021-01-06 21:02:26,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-01-06 21:02:26,140 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 66 [2021-01-06 21:02:26,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:26,147 INFO L225 Difference]: With dead ends: 1480 [2021-01-06 21:02:26,147 INFO L226 Difference]: Without dead ends: 1448 [2021-01-06 21:02:26,148 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=171, Invalid=585, Unknown=0, NotChecked=0, Total=756 [2021-01-06 21:02:26,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1448 states. [2021-01-06 21:02:26,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1448 to 349. [2021-01-06 21:02:26,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2021-01-06 21:02:26,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 439 transitions. [2021-01-06 21:02:26,295 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 439 transitions. Word has length 66 [2021-01-06 21:02:26,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:26,295 INFO L481 AbstractCegarLoop]: Abstraction has 349 states and 439 transitions. [2021-01-06 21:02:26,296 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-01-06 21:02:26,296 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 439 transitions. [2021-01-06 21:02:26,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 21:02:26,296 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:26,296 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:26,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-01-06 21:02:26,297 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:26,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:26,297 INFO L82 PathProgramCache]: Analyzing trace with hash 1869823065, now seen corresponding path program 1 times [2021-01-06 21:02:26,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:26,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188700423] [2021-01-06 21:02:26,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:26,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188700423] [2021-01-06 21:02:26,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:26,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-01-06 21:02:26,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291981162] [2021-01-06 21:02:26,750 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-06 21:02:26,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:26,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-06 21:02:26,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-01-06 21:02:26,751 INFO L87 Difference]: Start difference. First operand 349 states and 439 transitions. Second operand 12 states. [2021-01-06 21:02:27,228 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2021-01-06 21:02:27,370 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2021-01-06 21:02:29,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:29,160 INFO L93 Difference]: Finished difference Result 1087 states and 1506 transitions. [2021-01-06 21:02:29,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-01-06 21:02:29,161 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 66 [2021-01-06 21:02:29,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:29,166 INFO L225 Difference]: With dead ends: 1087 [2021-01-06 21:02:29,166 INFO L226 Difference]: Without dead ends: 962 [2021-01-06 21:02:29,167 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2021-01-06 21:02:29,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2021-01-06 21:02:29,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 323. [2021-01-06 21:02:29,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2021-01-06 21:02:29,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 405 transitions. [2021-01-06 21:02:29,292 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 405 transitions. Word has length 66 [2021-01-06 21:02:29,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:29,292 INFO L481 AbstractCegarLoop]: Abstraction has 323 states and 405 transitions. [2021-01-06 21:02:29,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-01-06 21:02:29,292 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 405 transitions. [2021-01-06 21:02:29,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 21:02:29,293 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:29,293 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:29,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-01-06 21:02:29,294 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:29,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:29,294 INFO L82 PathProgramCache]: Analyzing trace with hash 476193166, now seen corresponding path program 1 times [2021-01-06 21:02:29,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:29,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038951442] [2021-01-06 21:02:29,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:29,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:29,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:29,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038951442] [2021-01-06 21:02:29,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:29,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 21:02:29,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094857471] [2021-01-06 21:02:29,596 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:02:29,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:29,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:02:29,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:02:29,596 INFO L87 Difference]: Start difference. First operand 323 states and 405 transitions. Second operand 11 states. [2021-01-06 21:02:30,262 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2021-01-06 21:02:31,546 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2021-01-06 21:02:35,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:35,274 INFO L93 Difference]: Finished difference Result 1565 states and 2209 transitions. [2021-01-06 21:02:35,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-01-06 21:02:35,275 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 66 [2021-01-06 21:02:35,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:35,291 INFO L225 Difference]: With dead ends: 1565 [2021-01-06 21:02:35,292 INFO L226 Difference]: Without dead ends: 1435 [2021-01-06 21:02:35,293 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2021-01-06 21:02:35,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1435 states. [2021-01-06 21:02:35,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1435 to 327. [2021-01-06 21:02:35,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2021-01-06 21:02:35,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 409 transitions. [2021-01-06 21:02:35,402 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 409 transitions. Word has length 66 [2021-01-06 21:02:35,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:35,403 INFO L481 AbstractCegarLoop]: Abstraction has 327 states and 409 transitions. [2021-01-06 21:02:35,403 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:02:35,403 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 409 transitions. [2021-01-06 21:02:35,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 21:02:35,403 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:35,403 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:35,404 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-01-06 21:02:35,404 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:35,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:35,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1020060386, now seen corresponding path program 1 times [2021-01-06 21:02:35,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:35,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037836502] [2021-01-06 21:02:35,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:36,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:36,486 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037836502] [2021-01-06 21:02:36,486 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:36,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-01-06 21:02:36,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719374656] [2021-01-06 21:02:36,487 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-01-06 21:02:36,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:36,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-01-06 21:02:36,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-01-06 21:02:36,488 INFO L87 Difference]: Start difference. First operand 327 states and 409 transitions. Second operand 16 states. [2021-01-06 21:02:36,693 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2021-01-06 21:02:36,938 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2021-01-06 21:02:37,216 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2021-01-06 21:02:37,679 WARN L197 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 53 [2021-01-06 21:02:38,017 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2021-01-06 21:02:38,421 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-01-06 21:02:38,814 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2021-01-06 21:02:39,133 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2021-01-06 21:02:39,474 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2021-01-06 21:02:40,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:40,894 INFO L93 Difference]: Finished difference Result 607 states and 801 transitions. [2021-01-06 21:02:40,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-01-06 21:02:40,896 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 66 [2021-01-06 21:02:40,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:40,898 INFO L225 Difference]: With dead ends: 607 [2021-01-06 21:02:40,898 INFO L226 Difference]: Without dead ends: 473 [2021-01-06 21:02:40,898 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2021-01-06 21:02:40,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2021-01-06 21:02:41,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 312. [2021-01-06 21:02:41,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2021-01-06 21:02:41,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 391 transitions. [2021-01-06 21:02:41,020 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 391 transitions. Word has length 66 [2021-01-06 21:02:41,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:41,020 INFO L481 AbstractCegarLoop]: Abstraction has 312 states and 391 transitions. [2021-01-06 21:02:41,020 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2021-01-06 21:02:41,020 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 391 transitions. [2021-01-06 21:02:41,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 21:02:41,021 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:41,021 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:41,021 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-01-06 21:02:41,022 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:41,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:41,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1845993125, now seen corresponding path program 1 times [2021-01-06 21:02:41,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:41,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962961289] [2021-01-06 21:02:41,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:41,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:41,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962961289] [2021-01-06 21:02:41,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:41,409 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 21:02:41,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790020370] [2021-01-06 21:02:41,409 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:02:41,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:41,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:02:41,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:02:41,410 INFO L87 Difference]: Start difference. First operand 312 states and 391 transitions. Second operand 11 states. [2021-01-06 21:02:41,561 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2021-01-06 21:02:41,900 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2021-01-06 21:02:42,067 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2021-01-06 21:02:42,399 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2021-01-06 21:02:42,901 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2021-01-06 21:02:43,459 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2021-01-06 21:02:43,622 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2021-01-06 21:02:43,954 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2021-01-06 21:02:44,139 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2021-01-06 21:02:44,828 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2021-01-06 21:02:45,626 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2021-01-06 21:02:45,868 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2021-01-06 21:02:46,609 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2021-01-06 21:02:47,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:47,891 INFO L93 Difference]: Finished difference Result 1385 states and 1932 transitions. [2021-01-06 21:02:47,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-01-06 21:02:47,893 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 66 [2021-01-06 21:02:47,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:47,896 INFO L225 Difference]: With dead ends: 1385 [2021-01-06 21:02:47,896 INFO L226 Difference]: Without dead ends: 1378 [2021-01-06 21:02:47,897 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 449 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=374, Invalid=1186, Unknown=0, NotChecked=0, Total=1560 [2021-01-06 21:02:47,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2021-01-06 21:02:48,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 316. [2021-01-06 21:02:48,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2021-01-06 21:02:48,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 394 transitions. [2021-01-06 21:02:48,043 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 394 transitions. Word has length 66 [2021-01-06 21:02:48,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:48,044 INFO L481 AbstractCegarLoop]: Abstraction has 316 states and 394 transitions. [2021-01-06 21:02:48,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:02:48,044 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 394 transitions. [2021-01-06 21:02:48,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 21:02:48,045 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:48,045 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:48,045 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-01-06 21:02:48,045 INFO L429 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:48,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:48,046 INFO L82 PathProgramCache]: Analyzing trace with hash 486961824, now seen corresponding path program 1 times [2021-01-06 21:02:48,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:48,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308495792] [2021-01-06 21:02:48,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:48,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:48,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308495792] [2021-01-06 21:02:48,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:48,814 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-01-06 21:02:48,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403812321] [2021-01-06 21:02:48,814 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:02:48,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:48,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:02:48,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:02:48,815 INFO L87 Difference]: Start difference. First operand 316 states and 394 transitions. Second operand 11 states. [2021-01-06 21:02:49,017 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2021-01-06 21:02:49,279 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 20 [2021-01-06 21:02:49,446 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2021-01-06 21:02:49,685 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-01-06 21:02:50,015 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2021-01-06 21:02:50,310 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2021-01-06 21:02:50,542 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2021-01-06 21:02:50,773 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2021-01-06 21:02:51,041 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2021-01-06 21:02:51,262 WARN L197 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2021-01-06 21:02:51,637 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2021-01-06 21:02:51,826 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2021-01-06 21:02:52,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:52,701 INFO L93 Difference]: Finished difference Result 942 states and 1313 transitions. [2021-01-06 21:02:52,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-01-06 21:02:52,703 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 66 [2021-01-06 21:02:52,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:52,704 INFO L225 Difference]: With dead ends: 942 [2021-01-06 21:02:52,704 INFO L226 Difference]: Without dead ends: 744 [2021-01-06 21:02:52,705 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2021-01-06 21:02:52,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-01-06 21:02:52,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 223. [2021-01-06 21:02:52,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2021-01-06 21:02:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 285 transitions. [2021-01-06 21:02:52,810 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 285 transitions. Word has length 66 [2021-01-06 21:02:52,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:52,810 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 285 transitions. [2021-01-06 21:02:52,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:02:52,810 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 285 transitions. [2021-01-06 21:02:52,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 21:02:52,811 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:52,811 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:52,811 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-01-06 21:02:52,811 INFO L429 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:52,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:52,812 INFO L82 PathProgramCache]: Analyzing trace with hash 677199783, now seen corresponding path program 1 times [2021-01-06 21:02:52,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:52,812 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660246743] [2021-01-06 21:02:52,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:52,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:52,999 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660246743] [2021-01-06 21:02:52,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:52,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:02:52,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583181129] [2021-01-06 21:02:52,999 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:02:52,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:53,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:02:53,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:02:53,000 INFO L87 Difference]: Start difference. First operand 223 states and 285 transitions. Second operand 9 states. [2021-01-06 21:02:54,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:54,495 INFO L93 Difference]: Finished difference Result 490 states and 663 transitions. [2021-01-06 21:02:54,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-01-06 21:02:54,497 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 67 [2021-01-06 21:02:54,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:54,498 INFO L225 Difference]: With dead ends: 490 [2021-01-06 21:02:54,498 INFO L226 Difference]: Without dead ends: 360 [2021-01-06 21:02:54,498 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2021-01-06 21:02:54,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2021-01-06 21:02:54,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 219. [2021-01-06 21:02:54,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2021-01-06 21:02:54,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 280 transitions. [2021-01-06 21:02:54,610 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 280 transitions. Word has length 67 [2021-01-06 21:02:54,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:54,611 INFO L481 AbstractCegarLoop]: Abstraction has 219 states and 280 transitions. [2021-01-06 21:02:54,611 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:02:54,611 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 280 transitions. [2021-01-06 21:02:54,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 21:02:54,611 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:54,611 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:54,611 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-01-06 21:02:54,611 INFO L429 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:54,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:54,612 INFO L82 PathProgramCache]: Analyzing trace with hash -863380496, now seen corresponding path program 1 times [2021-01-06 21:02:54,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:54,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235474149] [2021-01-06 21:02:54,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:55,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:55,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235474149] [2021-01-06 21:02:55,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:55,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-01-06 21:02:55,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513860557] [2021-01-06 21:02:55,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-01-06 21:02:55,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:55,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-01-06 21:02:55,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2021-01-06 21:02:55,141 INFO L87 Difference]: Start difference. First operand 219 states and 280 transitions. Second operand 12 states. [2021-01-06 21:02:55,557 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 21 [2021-01-06 21:02:55,764 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2021-01-06 21:02:55,960 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2021-01-06 21:02:56,279 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2021-01-06 21:02:56,537 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2021-01-06 21:02:57,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:57,009 INFO L93 Difference]: Finished difference Result 358 states and 473 transitions. [2021-01-06 21:02:57,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 21:02:57,011 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 67 [2021-01-06 21:02:57,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:57,012 INFO L225 Difference]: With dead ends: 358 [2021-01-06 21:02:57,012 INFO L226 Difference]: Without dead ends: 354 [2021-01-06 21:02:57,013 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2021-01-06 21:02:57,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2021-01-06 21:02:57,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 215. [2021-01-06 21:02:57,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2021-01-06 21:02:57,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 276 transitions. [2021-01-06 21:02:57,119 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 276 transitions. Word has length 67 [2021-01-06 21:02:57,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:57,120 INFO L481 AbstractCegarLoop]: Abstraction has 215 states and 276 transitions. [2021-01-06 21:02:57,120 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-01-06 21:02:57,120 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 276 transitions. [2021-01-06 21:02:57,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:02:57,120 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:57,120 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:02:57,120 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-01-06 21:02:57,121 INFO L429 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:02:57,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:57,121 INFO L82 PathProgramCache]: Analyzing trace with hash 989039241, now seen corresponding path program 1 times [2021-01-06 21:02:57,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:57,121 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036282580] [2021-01-06 21:02:57,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:58,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:02:58,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036282580] [2021-01-06 21:02:58,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:58,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-01-06 21:02:58,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139091359] [2021-01-06 21:02:58,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-01-06 21:02:58,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:58,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-01-06 21:02:58,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2021-01-06 21:02:58,659 INFO L87 Difference]: Start difference. First operand 215 states and 276 transitions. Second operand 23 states. [2021-01-06 21:02:59,204 WARN L197 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-01-06 21:02:59,501 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2021-01-06 21:02:59,726 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2021-01-06 21:03:00,015 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2021-01-06 21:03:00,326 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2021-01-06 21:03:00,581 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2021-01-06 21:03:01,081 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2021-01-06 21:03:01,496 WARN L197 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-01-06 21:03:01,977 WARN L197 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 71 [2021-01-06 21:03:02,313 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2021-01-06 21:03:02,640 WARN L197 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2021-01-06 21:03:02,863 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2021-01-06 21:03:03,273 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2021-01-06 21:03:04,606 WARN L197 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2021-01-06 21:03:08,320 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2021-01-06 21:03:10,145 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2021-01-06 21:03:11,760 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-01-06 21:03:12,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:03:12,613 INFO L93 Difference]: Finished difference Result 1542 states and 2222 transitions. [2021-01-06 21:03:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-01-06 21:03:12,616 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 68 [2021-01-06 21:03:12,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:03:12,619 INFO L225 Difference]: With dead ends: 1542 [2021-01-06 21:03:12,619 INFO L226 Difference]: Without dead ends: 1536 [2021-01-06 21:03:12,620 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 347 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=357, Invalid=1805, Unknown=0, NotChecked=0, Total=2162 [2021-01-06 21:03:12,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1536 states. [2021-01-06 21:03:12,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1536 to 226. [2021-01-06 21:03:12,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2021-01-06 21:03:12,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 290 transitions. [2021-01-06 21:03:12,736 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 290 transitions. Word has length 68 [2021-01-06 21:03:12,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:03:12,736 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 290 transitions. [2021-01-06 21:03:12,736 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2021-01-06 21:03:12,737 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 290 transitions. [2021-01-06 21:03:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:03:12,737 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:03:12,737 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:03:12,737 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-01-06 21:03:12,737 INFO L429 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:03:12,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:03:12,738 INFO L82 PathProgramCache]: Analyzing trace with hash -825467697, now seen corresponding path program 1 times [2021-01-06 21:03:12,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:03:12,738 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113536345] [2021-01-06 21:03:12,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:03:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:03:12,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:03:12,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113536345] [2021-01-06 21:03:12,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:03:12,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:03:12,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428692391] [2021-01-06 21:03:12,970 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:03:12,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:03:12,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:03:12,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:03:12,971 INFO L87 Difference]: Start difference. First operand 226 states and 290 transitions. Second operand 9 states. [2021-01-06 21:03:14,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:03:14,438 INFO L93 Difference]: Finished difference Result 368 states and 486 transitions. [2021-01-06 21:03:14,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 21:03:14,441 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 68 [2021-01-06 21:03:14,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:03:14,442 INFO L225 Difference]: With dead ends: 368 [2021-01-06 21:03:14,442 INFO L226 Difference]: Without dead ends: 361 [2021-01-06 21:03:14,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-01-06 21:03:14,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-01-06 21:03:14,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 226. [2021-01-06 21:03:14,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2021-01-06 21:03:14,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 289 transitions. [2021-01-06 21:03:14,552 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 289 transitions. Word has length 68 [2021-01-06 21:03:14,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:03:14,553 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 289 transitions. [2021-01-06 21:03:14,553 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:03:14,553 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 289 transitions. [2021-01-06 21:03:14,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 21:03:14,553 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:03:14,553 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:03:14,553 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-01-06 21:03:14,554 INFO L429 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:03:14,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:03:14,554 INFO L82 PathProgramCache]: Analyzing trace with hash 882869858, now seen corresponding path program 1 times [2021-01-06 21:03:14,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:03:14,554 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898255501] [2021-01-06 21:03:14,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:03:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:03:15,098 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 28 [2021-01-06 21:03:15,225 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2021-01-06 21:03:15,373 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2021-01-06 21:03:15,629 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-01-06 21:03:16,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:03:16,279 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898255501] [2021-01-06 21:03:16,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:03:16,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-01-06 21:03:16,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675943611] [2021-01-06 21:03:16,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-01-06 21:03:16,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:03:16,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-01-06 21:03:16,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2021-01-06 21:03:16,282 INFO L87 Difference]: Start difference. First operand 226 states and 289 transitions. Second operand 18 states. [2021-01-06 21:03:16,779 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2021-01-06 21:03:17,118 WARN L197 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-01-06 21:03:17,762 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-01-06 21:03:18,140 WARN L197 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2021-01-06 21:03:20,192 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-01-06 21:03:23,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:03:23,152 INFO L93 Difference]: Finished difference Result 968 states and 1372 transitions. [2021-01-06 21:03:23,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-01-06 21:03:23,154 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 69 [2021-01-06 21:03:23,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:03:23,156 INFO L225 Difference]: With dead ends: 968 [2021-01-06 21:03:23,157 INFO L226 Difference]: Without dead ends: 962 [2021-01-06 21:03:23,157 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=198, Invalid=732, Unknown=0, NotChecked=0, Total=930 [2021-01-06 21:03:23,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2021-01-06 21:03:23,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 226. [2021-01-06 21:03:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2021-01-06 21:03:23,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 289 transitions. [2021-01-06 21:03:23,280 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 289 transitions. Word has length 69 [2021-01-06 21:03:23,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:03:23,280 INFO L481 AbstractCegarLoop]: Abstraction has 226 states and 289 transitions. [2021-01-06 21:03:23,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2021-01-06 21:03:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 289 transitions. [2021-01-06 21:03:23,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 21:03:23,281 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:03:23,281 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:03:23,281 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-01-06 21:03:23,281 INFO L429 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:03:23,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:03:23,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1637741865, now seen corresponding path program 1 times [2021-01-06 21:03:23,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:03:23,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037081735] [2021-01-06 21:03:23,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:03:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:03:23,717 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2021-01-06 21:03:24,039 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2021-01-06 21:03:24,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:03:24,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037081735] [2021-01-06 21:03:24,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:03:24,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-01-06 21:03:24,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827648043] [2021-01-06 21:03:24,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-01-06 21:03:24,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:03:24,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-01-06 21:03:24,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2021-01-06 21:03:24,540 INFO L87 Difference]: Start difference. First operand 226 states and 289 transitions. Second operand 16 states. [2021-01-06 21:03:24,763 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-01-06 21:03:25,094 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2021-01-06 21:03:25,345 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-01-06 21:03:25,603 WARN L197 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2021-01-06 21:03:26,117 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2021-01-06 21:03:26,395 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-01-06 21:03:26,667 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2021-01-06 21:03:26,928 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-01-06 21:03:27,169 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2021-01-06 21:03:27,422 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2021-01-06 21:03:27,612 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2021-01-06 21:03:27,759 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2021-01-06 21:03:28,181 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-01-06 21:03:28,328 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 23 [2021-01-06 21:03:30,447 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-01-06 21:03:31,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:03:31,106 INFO L93 Difference]: Finished difference Result 979 states and 1388 transitions. [2021-01-06 21:03:31,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-01-06 21:03:31,109 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 69 [2021-01-06 21:03:31,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:03:31,111 INFO L225 Difference]: With dead ends: 979 [2021-01-06 21:03:31,111 INFO L226 Difference]: Without dead ends: 973 [2021-01-06 21:03:31,112 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=278, Invalid=844, Unknown=0, NotChecked=0, Total=1122 [2021-01-06 21:03:31,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2021-01-06 21:03:31,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 227. [2021-01-06 21:03:31,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2021-01-06 21:03:31,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 290 transitions. [2021-01-06 21:03:31,228 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 290 transitions. Word has length 69 [2021-01-06 21:03:31,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:03:31,228 INFO L481 AbstractCegarLoop]: Abstraction has 227 states and 290 transitions. [2021-01-06 21:03:31,228 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2021-01-06 21:03:31,228 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 290 transitions. [2021-01-06 21:03:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 21:03:31,229 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:03:31,229 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:03:31,229 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-01-06 21:03:31,229 INFO L429 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:03:31,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:03:31,229 INFO L82 PathProgramCache]: Analyzing trace with hash 360048320, now seen corresponding path program 1 times [2021-01-06 21:03:31,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:03:31,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414820379] [2021-01-06 21:03:31,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:03:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:03:31,698 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2021-01-06 21:03:31,859 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2021-01-06 21:03:32,000 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2021-01-06 21:03:32,152 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2021-01-06 21:03:32,304 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2021-01-06 21:03:33,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:03:33,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414820379] [2021-01-06 21:03:33,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:03:33,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-01-06 21:03:33,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194938573] [2021-01-06 21:03:33,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-01-06 21:03:33,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:03:33,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-01-06 21:03:33,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2021-01-06 21:03:33,303 INFO L87 Difference]: Start difference. First operand 227 states and 290 transitions. Second operand 20 states. [2021-01-06 21:03:33,620 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2021-01-06 21:03:33,932 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2021-01-06 21:03:34,213 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2021-01-06 21:03:34,517 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2021-01-06 21:03:34,949 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2021-01-06 21:03:35,303 WARN L197 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2021-01-06 21:03:35,743 WARN L197 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 52 [2021-01-06 21:03:36,270 WARN L197 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 63 [2021-01-06 21:03:36,692 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2021-01-06 21:03:37,104 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2021-01-06 21:03:37,687 WARN L197 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2021-01-06 21:03:38,217 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-01-06 21:03:38,921 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-01-06 21:03:39,618 WARN L197 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2021-01-06 21:03:39,888 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2021-01-06 21:03:40,798 WARN L197 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 51 [2021-01-06 21:03:44,387 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-01-06 21:03:45,466 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2021-01-06 21:03:46,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:03:46,085 INFO L93 Difference]: Finished difference Result 1511 states and 2178 transitions. [2021-01-06 21:03:46,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-01-06 21:03:46,087 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 69 [2021-01-06 21:03:46,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:03:46,090 INFO L225 Difference]: With dead ends: 1511 [2021-01-06 21:03:46,090 INFO L226 Difference]: Without dead ends: 1505 [2021-01-06 21:03:46,091 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=329, Invalid=1393, Unknown=0, NotChecked=0, Total=1722 [2021-01-06 21:03:46,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1505 states. [2021-01-06 21:03:46,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1505 to 232. [2021-01-06 21:03:46,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2021-01-06 21:03:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 296 transitions. [2021-01-06 21:03:46,237 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 296 transitions. Word has length 69 [2021-01-06 21:03:46,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:03:46,237 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 296 transitions. [2021-01-06 21:03:46,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2021-01-06 21:03:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 296 transitions. [2021-01-06 21:03:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 21:03:46,238 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:03:46,238 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:03:46,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-01-06 21:03:46,238 INFO L429 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:03:46,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:03:46,238 INFO L82 PathProgramCache]: Analyzing trace with hash 2048865290, now seen corresponding path program 1 times [2021-01-06 21:03:46,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:03:46,238 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473219041] [2021-01-06 21:03:46,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:03:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:03:46,837 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 23 [2021-01-06 21:03:46,988 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 19 [2021-01-06 21:03:47,130 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2021-01-06 21:03:47,277 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2021-01-06 21:03:47,428 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 18 [2021-01-06 21:03:47,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:03:47,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473219041] [2021-01-06 21:03:47,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:03:47,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-01-06 21:03:47,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996516195] [2021-01-06 21:03:47,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-01-06 21:03:47,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:03:47,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-01-06 21:03:47,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-01-06 21:03:47,735 INFO L87 Difference]: Start difference. First operand 232 states and 296 transitions. Second operand 17 states. [2021-01-06 21:03:48,436 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2021-01-06 21:03:48,959 WARN L197 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2021-01-06 21:03:49,404 WARN L197 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2021-01-06 21:03:49,719 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-01-06 21:03:50,044 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-01-06 21:03:50,463 WARN L197 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2021-01-06 21:03:50,820 WARN L197 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2021-01-06 21:03:51,168 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2021-01-06 21:03:51,441 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2021-01-06 21:03:51,733 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2021-01-06 21:03:53,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:03:53,060 INFO L93 Difference]: Finished difference Result 364 states and 483 transitions. [2021-01-06 21:03:53,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-01-06 21:03:53,063 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 70 [2021-01-06 21:03:53,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:03:53,064 INFO L225 Difference]: With dead ends: 364 [2021-01-06 21:03:53,064 INFO L226 Difference]: Without dead ends: 346 [2021-01-06 21:03:53,065 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=188, Invalid=682, Unknown=0, NotChecked=0, Total=870 [2021-01-06 21:03:53,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2021-01-06 21:03:53,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 214. [2021-01-06 21:03:53,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2021-01-06 21:03:53,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 277 transitions. [2021-01-06 21:03:53,184 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 277 transitions. Word has length 70 [2021-01-06 21:03:53,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:03:53,184 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 277 transitions. [2021-01-06 21:03:53,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2021-01-06 21:03:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 277 transitions. [2021-01-06 21:03:53,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 21:03:53,185 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:03:53,185 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:03:53,185 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-01-06 21:03:53,185 INFO L429 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:03:53,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:03:53,186 INFO L82 PathProgramCache]: Analyzing trace with hash -1435979509, now seen corresponding path program 1 times [2021-01-06 21:03:53,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:03:53,186 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61039101] [2021-01-06 21:03:53,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:03:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:03:53,561 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2021-01-06 21:03:53,687 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 20 [2021-01-06 21:03:53,838 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2021-01-06 21:03:54,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:03:54,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61039101] [2021-01-06 21:03:54,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:03:54,422 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-01-06 21:03:54,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397890340] [2021-01-06 21:03:54,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-01-06 21:03:54,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:03:54,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-01-06 21:03:54,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-01-06 21:03:54,424 INFO L87 Difference]: Start difference. First operand 214 states and 277 transitions. Second operand 15 states. [2021-01-06 21:03:54,665 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2021-01-06 21:03:55,136 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 26 [2021-01-06 21:03:55,481 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 28 [2021-01-06 21:03:55,789 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2021-01-06 21:03:56,197 WARN L197 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2021-01-06 21:03:56,543 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2021-01-06 21:03:56,890 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2021-01-06 21:03:57,226 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2021-01-06 21:03:57,994 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2021-01-06 21:03:58,780 WARN L197 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-01-06 21:04:01,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:04:01,863 INFO L93 Difference]: Finished difference Result 1075 states and 1553 transitions. [2021-01-06 21:04:01,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-06 21:04:01,866 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 70 [2021-01-06 21:04:01,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:04:01,868 INFO L225 Difference]: With dead ends: 1075 [2021-01-06 21:04:01,868 INFO L226 Difference]: Without dead ends: 1069 [2021-01-06 21:04:01,869 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=212, Invalid=718, Unknown=0, NotChecked=0, Total=930 [2021-01-06 21:04:01,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2021-01-06 21:04:02,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 209. [2021-01-06 21:04:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2021-01-06 21:04:02,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 271 transitions. [2021-01-06 21:04:02,011 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 271 transitions. Word has length 70 [2021-01-06 21:04:02,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:04:02,012 INFO L481 AbstractCegarLoop]: Abstraction has 209 states and 271 transitions. [2021-01-06 21:04:02,012 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-01-06 21:04:02,012 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 271 transitions. [2021-01-06 21:04:02,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 21:04:02,013 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:04:02,013 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:04:02,014 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-01-06 21:04:02,014 INFO L429 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:04:02,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:04:02,014 INFO L82 PathProgramCache]: Analyzing trace with hash 338376064, now seen corresponding path program 1 times [2021-01-06 21:04:02,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:04:02,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597629793] [2021-01-06 21:04:02,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:04:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:04:03,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:04:03,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597629793] [2021-01-06 21:04:03,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:04:03,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-01-06 21:04:03,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504850673] [2021-01-06 21:04:03,351 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-01-06 21:04:03,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:04:03,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-01-06 21:04:03,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-01-06 21:04:03,352 INFO L87 Difference]: Start difference. First operand 209 states and 271 transitions. Second operand 18 states. [2021-01-06 21:04:03,699 WARN L197 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2021-01-06 21:04:04,067 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 18 [2021-01-06 21:04:04,321 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2021-01-06 21:04:04,761 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2021-01-06 21:04:05,112 WARN L197 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2021-01-06 21:04:05,595 WARN L197 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2021-01-06 21:04:05,966 WARN L197 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2021-01-06 21:04:06,348 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2021-01-06 21:04:06,814 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-01-06 21:04:07,398 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2021-01-06 21:04:07,810 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2021-01-06 21:04:08,646 WARN L197 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 47