/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.BOUNDED-8.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 20:59:08,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 20:59:08,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 20:59:08,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 20:59:08,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 20:59:08,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 20:59:08,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 20:59:08,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 20:59:08,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 20:59:08,812 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 20:59:08,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 20:59:08,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 20:59:08,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 20:59:08,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 20:59:08,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 20:59:08,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 20:59:08,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 20:59:08,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 20:59:08,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 20:59:08,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 20:59:08,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 20:59:08,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 20:59:08,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 20:59:08,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 20:59:08,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 20:59:08,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 20:59:08,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 20:59:08,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 20:59:08,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 20:59:08,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 20:59:08,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 20:59:08,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 20:59:08,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 20:59:08,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 20:59:08,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 20:59:08,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 20:59:08,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 20:59:08,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 20:59:08,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 20:59:08,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 20:59:08,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 20:59:08,890 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 20:59:08,943 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 20:59:08,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 20:59:08,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 20:59:08,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 20:59:08,948 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 20:59:08,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 20:59:08,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 20:59:08,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 20:59:08,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 20:59:08,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 20:59:08,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 20:59:08,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 20:59:08,951 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 20:59:08,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 20:59:08,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 20:59:08,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 20:59:08,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 20:59:08,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 20:59:08,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 20:59:08,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 20:59:08,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 20:59:08,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 20:59:08,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 20:59:08,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 20:59:08,954 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 20:59:08,954 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 20:59:09,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 20:59:09,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 20:59:09,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 20:59:09,502 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 20:59:09,502 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 20:59:09,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2021-01-06 20:59:09,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b3fbbb198/2d10d595754b46b384160221ee877f8c/FLAG1a2b1afae [2021-01-06 20:59:10,349 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 20:59:10,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2021-01-06 20:59:10,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b3fbbb198/2d10d595754b46b384160221ee877f8c/FLAG1a2b1afae [2021-01-06 20:59:10,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b3fbbb198/2d10d595754b46b384160221ee877f8c [2021-01-06 20:59:10,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 20:59:10,500 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 20:59:10,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 20:59:10,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 20:59:10,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 20:59:10,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 08:59:10" (1/1) ... [2021-01-06 20:59:10,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2689af09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:10, skipping insertion in model container [2021-01-06 20:59:10,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 08:59:10" (1/1) ... [2021-01-06 20:59:10,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 20:59:10,668 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_120~0,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_800~0,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[~main__i2~0,] 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[~__tmp_2633_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~0,] 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_2661~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,GLOBAL] 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[~__tmp_2372_0~0,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[~__tmp_2119_0~0,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[~__tmp_1660_0~0,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[~__tmp_2403_0~0,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_786~0,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[~main__i2~0,] 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[~__tmp_2403_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~1,] 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_2505~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,GLOBAL] 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[~__tmp_2249_0~0,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[~__tmp_1996_0~0,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[~__tmp_1534_0~0,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_772~0,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[~main__i2~0,] 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[~__tmp_2372_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~2,] 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_2387~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,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[~__tmp_1907_0~0,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[~__tmp_1442_0~0,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[~__tmp_2179_0~0,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_758~0,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[~main__i2~0,] 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[~__tmp_2179_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~3,] 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[~__tmp_2249_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~3,] 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_2264~0,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 20:59:11,082 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.BOUNDED-8.pals.c.v+sep-reducer.c[18411,18424] 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[~__tmp_1798_0~0,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[~__tmp_1333_0~0,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_744~0,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[~main__i2~0,] 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[~__tmp_2119_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~4,] 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_2163~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,GLOBAL] 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[~__tmp_1919_0~0,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[~__tmp_1238_0~0,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[~__tmp_1955_0~0,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_730~0,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[~main__i2~0,] 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[~__tmp_1955_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~5,] 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[~__tmp_1996_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~5,] 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_2040~0,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 20:59:11,142 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.BOUNDED-8.pals.c.v+sep-reducer.c[25491,25504] 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[~__tmp_1810_0~0,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[~__tmp_1129_0~0,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_716~0,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[~main__i2~0,] 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[~__tmp_1907_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~6,] 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[~__tmp_1919_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~6,] 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_1934~0,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 20:59:11,173 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.BOUNDED-8.pals.c.v+sep-reducer.c[29016,29029] 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[~__tmp_1054_0~0,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[~__tmp_1757_0~0,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_702~0,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[~main__i2~0,] 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[~__tmp_1757_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~7,] 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[~__tmp_1798_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~7,] 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[~__tmp_1810_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~7,] 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_1828~0,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 20:59:11,191 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.BOUNDED-8.pals.c.v+sep-reducer.c[32394,32407] 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[~__tmp_956_0~0,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_688~0,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[~main__i2~0,] 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[~__tmp_1660_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~8,] 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_1733~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~8,] 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 20:59:11,212 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.BOUNDED-8.pals.c.v+sep-reducer.c[36452,36465] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1303_0~0,GLOBAL] 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[~__tmp_1483_0~0,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[~__tmp_1250_0~0,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[~__tmp_1522_0~0,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_674~0,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[~main__i2~0,] 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[~__tmp_1522_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~9,] 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[~__tmp_1534_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~9,] 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_1607~0,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 20:59:11,228 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.BOUNDED-8.pals.c.v+sep-reducer.c[39906,39919] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1303_0~0,GLOBAL] 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[~__tmp_1374_0~0,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[~__tmp_1141_0~0,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_660~0,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[~main__i2~0,] 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[~__tmp_1442_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~10,] 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[~__tmp_1483_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~10,] 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_1498~0,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 20:59:11,245 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.BOUNDED-8.pals.c.v+sep-reducer.c[43471,43484] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1303_0~0,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[~__tmp_1066_0~0,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[~__tmp_1321_0~0,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_646~0,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[~main__i2~0,] 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[~__tmp_1321_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~11,] 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[~__tmp_1333_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~11,] 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[~__tmp_1374_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~11,] 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_1392~0,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 20:59:11,275 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.BOUNDED-8.pals.c.v+sep-reducer.c[46886,46899] 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[~__tmp_968_0~0,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_632~0,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[~main__i2~0,] 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[~__tmp_1238_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~12,] 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[~__tmp_1250_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~12,] 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_1294~0,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 20:59:11,302 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.BOUNDED-8.pals.c.v+sep-reducer.c[50565,50578] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1303_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~12,] left hand side expression in assignment: lhs: VariableLHS[~main__i2~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1010_0~0,GLOBAL] 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[~__tmp_1078_0~0,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[~__tmp_1117_0~0,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_618~0,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[~main__i2~0,] 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[~__tmp_1117_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~14,] 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[~__tmp_1129_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~14,] 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[~__tmp_1141_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~14,] 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_1188~0,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 20:59:11,343 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.BOUNDED-8.pals.c.v+sep-reducer.c[54147,54160] 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[~__tmp_980_0~0,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_604~0,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[~main__i2~0,] 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[~__tmp_1054_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~15,] 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[~__tmp_1066_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~15,] 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[~__tmp_1078_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~15,] 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_1096~0,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 20:59:11,373 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.BOUNDED-8.pals.c.v+sep-reducer.c[57676,57689] 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[~__tmp_944_0~0,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_590~0,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[~main__i2~0,] 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[~__tmp_944_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~16,] 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[~__tmp_956_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~16,] 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[~__tmp_968_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~16,] 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[~__tmp_980_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~16,] 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_1001~0,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[~main__i2~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1010_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~17,] 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[~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[~__tmp_2633_0~0,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] left hand side expression in assignment: lhs: VariableLHS[~__return_2666~0,GLOBAL] [2021-01-06 20:59:11,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 20:59:11,531 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_120~0,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_800~0,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[~main__i2~0,] 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[~__tmp_2633_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~0,] 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_2661~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,GLOBAL] 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[~__tmp_2372_0~0,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[~__tmp_2119_0~0,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[~__tmp_1660_0~0,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[~__tmp_2403_0~0,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_786~0,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[~main__i2~0,] 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[~__tmp_2403_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~1,] 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_2505~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,GLOBAL] 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[~__tmp_2249_0~0,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[~__tmp_1996_0~0,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[~__tmp_1534_0~0,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_772~0,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[~main__i2~0,] 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[~__tmp_2372_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~2,] 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_2387~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,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[~__tmp_1907_0~0,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[~__tmp_1442_0~0,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[~__tmp_2179_0~0,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_758~0,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[~main__i2~0,] 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[~__tmp_2179_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~3,] 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[~__tmp_2249_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~3,] 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_2264~0,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 20:59:11,687 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.BOUNDED-8.pals.c.v+sep-reducer.c[18411,18424] 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[~__tmp_1798_0~0,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[~__tmp_1333_0~0,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_744~0,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[~main__i2~0,] 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[~__tmp_2119_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~4,] 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_2163~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,GLOBAL] 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[~__tmp_1919_0~0,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[~__tmp_1238_0~0,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[~__tmp_1955_0~0,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_730~0,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[~main__i2~0,] 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[~__tmp_1955_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~5,] 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[~__tmp_1996_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~5,] 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_2040~0,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 20:59:11,742 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.BOUNDED-8.pals.c.v+sep-reducer.c[25491,25504] 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[~__tmp_1810_0~0,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[~__tmp_1129_0~0,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_716~0,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[~main__i2~0,] 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[~__tmp_1907_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~6,] 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[~__tmp_1919_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~6,] 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_1934~0,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 20:59:11,769 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.BOUNDED-8.pals.c.v+sep-reducer.c[29016,29029] 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[~__tmp_1054_0~0,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[~__tmp_1757_0~0,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_702~0,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[~main__i2~0,] 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[~__tmp_1757_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~7,] 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[~__tmp_1798_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~7,] 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[~__tmp_1810_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~7,] 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_1828~0,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 20:59:11,792 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.BOUNDED-8.pals.c.v+sep-reducer.c[32394,32407] 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[~__tmp_956_0~0,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_688~0,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[~main__i2~0,] 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[~__tmp_1660_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~8,] 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_1733~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main__c1~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1734_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~8,] 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 20:59:11,825 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.BOUNDED-8.pals.c.v+sep-reducer.c[36452,36465] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1303_0~0,GLOBAL] 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[~__tmp_1483_0~0,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[~__tmp_1250_0~0,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[~__tmp_1522_0~0,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_674~0,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[~main__i2~0,] 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[~__tmp_1522_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~9,] 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[~__tmp_1534_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~9,] 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_1607~0,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 20:59:11,848 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.BOUNDED-8.pals.c.v+sep-reducer.c[39906,39919] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1303_0~0,GLOBAL] 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[~__tmp_1374_0~0,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[~__tmp_1141_0~0,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_660~0,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[~main__i2~0,] 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[~__tmp_1442_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~10,] 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[~__tmp_1483_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~10,] 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_1498~0,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 20:59:11,867 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.BOUNDED-8.pals.c.v+sep-reducer.c[43471,43484] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1303_0~0,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[~__tmp_1066_0~0,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[~__tmp_1321_0~0,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_646~0,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[~main__i2~0,] 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[~__tmp_1321_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~11,] 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[~__tmp_1333_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~11,] 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[~__tmp_1374_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~11,] 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_1392~0,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 20:59:11,880 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.BOUNDED-8.pals.c.v+sep-reducer.c[46886,46899] 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[~__tmp_968_0~0,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_632~0,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[~main__i2~0,] 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[~__tmp_1238_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~12,] 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[~__tmp_1250_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~12,] 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_1294~0,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 20:59:11,894 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.BOUNDED-8.pals.c.v+sep-reducer.c[50565,50578] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1303_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~12,] left hand side expression in assignment: lhs: VariableLHS[~main__i2~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1010_0~0,GLOBAL] 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[~__tmp_1078_0~0,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[~__tmp_1117_0~0,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_618~0,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[~main__i2~0,] 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[~__tmp_1117_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~14,] 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[~__tmp_1129_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~14,] 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[~__tmp_1141_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~14,] 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_1188~0,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 20:59:11,908 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.BOUNDED-8.pals.c.v+sep-reducer.c[54147,54160] 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[~__tmp_980_0~0,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_604~0,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[~main__i2~0,] 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[~__tmp_1054_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~15,] 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[~__tmp_1066_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~15,] 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[~__tmp_1078_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~15,] 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_1096~0,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 20:59:11,922 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.BOUNDED-8.pals.c.v+sep-reducer.c[57676,57689] 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[~__tmp_944_0~0,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_590~0,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[~main__i2~0,] 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[~__tmp_944_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~16,] 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[~__tmp_956_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~16,] 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[~__tmp_968_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~16,] 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[~__tmp_980_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~16,] 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_1001~0,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[~main__i2~0,] left hand side expression in assignment: lhs: VariableLHS[~__tmp_1010_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main____CPAchecker_TMP_0~17,] 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[~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[~__tmp_2633_0~0,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] left hand side expression in assignment: lhs: VariableLHS[~__return_2666~0,GLOBAL] [2021-01-06 20:59:11,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 20:59:11,987 INFO L208 MainTranslator]: Completed translation [2021-01-06 20:59:11,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11 WrapperNode [2021-01-06 20:59:11,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 20:59:11,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 20:59:11,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 20:59:11,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 20:59:12,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (1/1) ... [2021-01-06 20:59:12,036 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (1/1) ... [2021-01-06 20:59:12,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 20:59:12,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 20:59:12,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 20:59:12,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 20:59:12,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (1/1) ... [2021-01-06 20:59:12,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (1/1) ... [2021-01-06 20:59:12,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (1/1) ... [2021-01-06 20:59:12,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (1/1) ... [2021-01-06 20:59:12,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (1/1) ... [2021-01-06 20:59:12,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (1/1) ... [2021-01-06 20:59:12,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (1/1) ... [2021-01-06 20:59:12,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 20:59:12,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 20:59:12,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 20:59:12,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 20:59:12,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (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 20:59:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 20:59:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 20:59:12,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 20:59:12,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 20:59:15,057 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 20:59:15,057 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-01-06 20:59:15,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 08:59:15 BoogieIcfgContainer [2021-01-06 20:59:15,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 20:59:15,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 20:59:15,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 20:59:15,066 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 20:59:15,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 08:59:10" (1/3) ... [2021-01-06 20:59:15,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a07c45d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 08:59:15, skipping insertion in model container [2021-01-06 20:59:15,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 08:59:11" (2/3) ... [2021-01-06 20:59:15,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a07c45d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 08:59:15, skipping insertion in model container [2021-01-06 20:59:15,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 08:59:15" (3/3) ... [2021-01-06 20:59:15,070 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2021-01-06 20:59:15,077 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 20:59:15,084 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2021-01-06 20:59:15,105 INFO L253 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-01-06 20:59:15,140 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 20:59:15,141 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 20:59:15,141 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 20:59:15,141 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 20:59:15,141 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 20:59:15,141 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 20:59:15,141 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 20:59:15,141 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 20:59:15,173 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states. [2021-01-06 20:59:15,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 20:59:15,193 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:15,196 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 20:59:15,198 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 20:59:15,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:15,205 INFO L82 PathProgramCache]: Analyzing trace with hash 646480323, now seen corresponding path program 1 times [2021-01-06 20:59:15,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:15,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818664110] [2021-01-06 20:59:15,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:15,844 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 20:59:15,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818664110] [2021-01-06 20:59:15,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:15,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 20:59:15,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671140907] [2021-01-06 20:59:15,857 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 20:59:15,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:15,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 20:59:15,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-01-06 20:59:15,884 INFO L87 Difference]: Start difference. First operand 570 states. Second operand 6 states. [2021-01-06 20:59:16,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:16,876 INFO L93 Difference]: Finished difference Result 898 states and 1501 transitions. [2021-01-06 20:59:16,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 20:59:16,878 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2021-01-06 20:59:16,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:16,910 INFO L225 Difference]: With dead ends: 898 [2021-01-06 20:59:16,910 INFO L226 Difference]: Without dead ends: 616 [2021-01-06 20:59:16,916 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 20:59:16,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2021-01-06 20:59:17,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 571. [2021-01-06 20:59:17,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2021-01-06 20:59:17,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 725 transitions. [2021-01-06 20:59:17,018 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 725 transitions. Word has length 60 [2021-01-06 20:59:17,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:17,019 INFO L481 AbstractCegarLoop]: Abstraction has 571 states and 725 transitions. [2021-01-06 20:59:17,019 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 20:59:17,019 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 725 transitions. [2021-01-06 20:59:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 20:59:17,024 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:17,024 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 20:59:17,025 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 20:59:17,025 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 20:59:17,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:17,026 INFO L82 PathProgramCache]: Analyzing trace with hash 221242932, now seen corresponding path program 1 times [2021-01-06 20:59:17,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:17,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489280908] [2021-01-06 20:59:17,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:17,173 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 20:59:17,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489280908] [2021-01-06 20:59:17,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:17,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 20:59:17,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331176577] [2021-01-06 20:59:17,176 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 20:59:17,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:17,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 20:59:17,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 20:59:17,178 INFO L87 Difference]: Start difference. First operand 571 states and 725 transitions. Second operand 5 states. [2021-01-06 20:59:17,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:17,636 INFO L93 Difference]: Finished difference Result 720 states and 926 transitions. [2021-01-06 20:59:17,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 20:59:17,637 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2021-01-06 20:59:17,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:17,641 INFO L225 Difference]: With dead ends: 720 [2021-01-06 20:59:17,641 INFO L226 Difference]: Without dead ends: 419 [2021-01-06 20:59:17,644 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 20:59:17,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2021-01-06 20:59:17,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 419. [2021-01-06 20:59:17,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2021-01-06 20:59:17,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 531 transitions. [2021-01-06 20:59:17,677 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 531 transitions. Word has length 60 [2021-01-06 20:59:17,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:17,677 INFO L481 AbstractCegarLoop]: Abstraction has 419 states and 531 transitions. [2021-01-06 20:59:17,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 20:59:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 531 transitions. [2021-01-06 20:59:17,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 20:59:17,680 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:17,680 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 20:59:17,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 20:59:17,681 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 20:59:17,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:17,682 INFO L82 PathProgramCache]: Analyzing trace with hash 2145290279, now seen corresponding path program 1 times [2021-01-06 20:59:17,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:17,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401023834] [2021-01-06 20:59:17,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:17,806 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 20:59:17,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401023834] [2021-01-06 20:59:17,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:17,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 20:59:17,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092998935] [2021-01-06 20:59:17,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 20:59:17,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:17,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 20:59:17,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 20:59:17,826 INFO L87 Difference]: Start difference. First operand 419 states and 531 transitions. Second operand 5 states. [2021-01-06 20:59:18,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:18,145 INFO L93 Difference]: Finished difference Result 623 states and 806 transitions. [2021-01-06 20:59:18,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 20:59:18,145 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2021-01-06 20:59:18,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:18,148 INFO L225 Difference]: With dead ends: 623 [2021-01-06 20:59:18,148 INFO L226 Difference]: Without dead ends: 370 [2021-01-06 20:59:18,150 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 20:59:18,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-01-06 20:59:18,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 370. [2021-01-06 20:59:18,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2021-01-06 20:59:18,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 472 transitions. [2021-01-06 20:59:18,173 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 472 transitions. Word has length 60 [2021-01-06 20:59:18,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:18,174 INFO L481 AbstractCegarLoop]: Abstraction has 370 states and 472 transitions. [2021-01-06 20:59:18,174 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 20:59:18,174 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 472 transitions. [2021-01-06 20:59:18,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-01-06 20:59:18,175 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:18,175 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] [2021-01-06 20:59:18,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 20:59:18,176 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 20:59:18,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:18,177 INFO L82 PathProgramCache]: Analyzing trace with hash 1041917683, now seen corresponding path program 1 times [2021-01-06 20:59:18,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:18,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175883302] [2021-01-06 20:59:18,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:18,322 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 20:59:18,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175883302] [2021-01-06 20:59:18,323 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:18,323 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 20:59:18,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6067115] [2021-01-06 20:59:18,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 20:59:18,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:18,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 20:59:18,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 20:59:18,330 INFO L87 Difference]: Start difference. First operand 370 states and 472 transitions. Second operand 5 states. [2021-01-06 20:59:18,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:18,598 INFO L93 Difference]: Finished difference Result 551 states and 713 transitions. [2021-01-06 20:59:18,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 20:59:18,599 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 62 [2021-01-06 20:59:18,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:18,602 INFO L225 Difference]: With dead ends: 551 [2021-01-06 20:59:18,602 INFO L226 Difference]: Without dead ends: 329 [2021-01-06 20:59:18,604 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 20:59:18,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2021-01-06 20:59:18,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2021-01-06 20:59:18,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2021-01-06 20:59:18,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 419 transitions. [2021-01-06 20:59:18,638 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 419 transitions. Word has length 62 [2021-01-06 20:59:18,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:18,640 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 419 transitions. [2021-01-06 20:59:18,640 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 20:59:18,640 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 419 transitions. [2021-01-06 20:59:18,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 20:59:18,642 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:18,643 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 20:59:18,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 20:59:18,643 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 20:59:18,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:18,644 INFO L82 PathProgramCache]: Analyzing trace with hash -699288056, now seen corresponding path program 1 times [2021-01-06 20:59:18,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:18,644 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016397630] [2021-01-06 20:59:18,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:18,904 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 20:59:18,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016397630] [2021-01-06 20:59:18,904 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:18,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 20:59:18,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554064681] [2021-01-06 20:59:18,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 20:59:18,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:18,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 20:59:18,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 20:59:18,907 INFO L87 Difference]: Start difference. First operand 329 states and 419 transitions. Second operand 9 states. [2021-01-06 20:59:20,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:20,017 INFO L93 Difference]: Finished difference Result 847 states and 1148 transitions. [2021-01-06 20:59:20,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 20:59:20,018 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-01-06 20:59:20,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:20,023 INFO L225 Difference]: With dead ends: 847 [2021-01-06 20:59:20,023 INFO L226 Difference]: Without dead ends: 736 [2021-01-06 20:59:20,024 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 20:59:20,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2021-01-06 20:59:20,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 329. [2021-01-06 20:59:20,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2021-01-06 20:59:20,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 418 transitions. [2021-01-06 20:59:20,061 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 418 transitions. Word has length 64 [2021-01-06 20:59:20,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:20,062 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 418 transitions. [2021-01-06 20:59:20,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 20:59:20,062 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 418 transitions. [2021-01-06 20:59:20,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 20:59:20,063 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:20,064 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 20:59:20,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 20:59:20,064 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 20:59:20,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:20,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1491143368, now seen corresponding path program 1 times [2021-01-06 20:59:20,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:20,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359026922] [2021-01-06 20:59:20,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:20,249 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 20:59:20,250 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359026922] [2021-01-06 20:59:20,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:20,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 20:59:20,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208217545] [2021-01-06 20:59:20,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 20:59:20,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:20,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 20:59:20,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 20:59:20,253 INFO L87 Difference]: Start difference. First operand 329 states and 418 transitions. Second operand 9 states. [2021-01-06 20:59:21,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:21,349 INFO L93 Difference]: Finished difference Result 896 states and 1213 transitions. [2021-01-06 20:59:21,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 20:59:21,350 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-01-06 20:59:21,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:21,360 INFO L225 Difference]: With dead ends: 896 [2021-01-06 20:59:21,360 INFO L226 Difference]: Without dead ends: 748 [2021-01-06 20:59:21,362 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 20:59:21,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 748 states. [2021-01-06 20:59:21,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 748 to 329. [2021-01-06 20:59:21,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2021-01-06 20:59:21,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 417 transitions. [2021-01-06 20:59:21,406 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 417 transitions. Word has length 64 [2021-01-06 20:59:21,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:21,406 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 417 transitions. [2021-01-06 20:59:21,406 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 20:59:21,407 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 417 transitions. [2021-01-06 20:59:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 20:59:21,408 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:21,408 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 20:59:21,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 20:59:21,408 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 20:59:21,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:21,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1796013608, now seen corresponding path program 1 times [2021-01-06 20:59:21,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:21,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841620948] [2021-01-06 20:59:21,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:21,641 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 20:59:21,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841620948] [2021-01-06 20:59:21,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:21,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 20:59:21,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521436382] [2021-01-06 20:59:21,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 20:59:21,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:21,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 20:59:21,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 20:59:21,647 INFO L87 Difference]: Start difference. First operand 329 states and 417 transitions. Second operand 9 states. [2021-01-06 20:59:22,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:22,692 INFO L93 Difference]: Finished difference Result 868 states and 1177 transitions. [2021-01-06 20:59:22,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 20:59:22,693 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2021-01-06 20:59:22,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:22,698 INFO L225 Difference]: With dead ends: 868 [2021-01-06 20:59:22,698 INFO L226 Difference]: Without dead ends: 749 [2021-01-06 20:59:22,699 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 20:59:22,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-01-06 20:59:22,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 329. [2021-01-06 20:59:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2021-01-06 20:59:22,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 416 transitions. [2021-01-06 20:59:22,738 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 416 transitions. Word has length 64 [2021-01-06 20:59:22,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:22,738 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 416 transitions. [2021-01-06 20:59:22,738 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 20:59:22,738 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 416 transitions. [2021-01-06 20:59:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 20:59:22,739 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:22,739 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 20:59:22,740 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 20:59:22,740 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 20:59:22,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:22,740 INFO L82 PathProgramCache]: Analyzing trace with hash -1577721816, now seen corresponding path program 1 times [2021-01-06 20:59:22,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:22,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295208636] [2021-01-06 20:59:22,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:22,960 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 20:59:22,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295208636] [2021-01-06 20:59:22,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:22,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 20:59:22,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702201523] [2021-01-06 20:59:22,962 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 20:59:22,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:22,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 20:59:22,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-06 20:59:22,963 INFO L87 Difference]: Start difference. First operand 329 states and 416 transitions. Second operand 8 states. [2021-01-06 20:59:23,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:23,526 INFO L93 Difference]: Finished difference Result 626 states and 799 transitions. [2021-01-06 20:59:23,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 20:59:23,526 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2021-01-06 20:59:23,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:23,529 INFO L225 Difference]: With dead ends: 626 [2021-01-06 20:59:23,529 INFO L226 Difference]: Without dead ends: 426 [2021-01-06 20:59:23,531 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2021-01-06 20:59:23,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2021-01-06 20:59:23,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 329. [2021-01-06 20:59:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2021-01-06 20:59:23,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 415 transitions. [2021-01-06 20:59:23,565 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 415 transitions. Word has length 64 [2021-01-06 20:59:23,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:23,565 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 415 transitions. [2021-01-06 20:59:23,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 20:59:23,565 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 415 transitions. [2021-01-06 20:59:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-01-06 20:59:23,566 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:23,567 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 20:59:23,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 20:59:23,567 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 20:59:23,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:23,568 INFO L82 PathProgramCache]: Analyzing trace with hash -295025225, now seen corresponding path program 1 times [2021-01-06 20:59:23,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:23,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731157362] [2021-01-06 20:59:23,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:23,745 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 20:59:23,746 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731157362] [2021-01-06 20:59:23,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:23,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 20:59:23,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152481090] [2021-01-06 20:59:23,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 20:59:23,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:23,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 20:59:23,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 20:59:23,748 INFO L87 Difference]: Start difference. First operand 329 states and 415 transitions. Second operand 9 states. [2021-01-06 20:59:24,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:24,824 INFO L93 Difference]: Finished difference Result 844 states and 1141 transitions. [2021-01-06 20:59:24,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 20:59:24,827 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2021-01-06 20:59:24,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:24,832 INFO L225 Difference]: With dead ends: 844 [2021-01-06 20:59:24,832 INFO L226 Difference]: Without dead ends: 736 [2021-01-06 20:59:24,833 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2021-01-06 20:59:24,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2021-01-06 20:59:24,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 329. [2021-01-06 20:59:24,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2021-01-06 20:59:24,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 414 transitions. [2021-01-06 20:59:24,881 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 414 transitions. Word has length 65 [2021-01-06 20:59:24,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:24,882 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 414 transitions. [2021-01-06 20:59:24,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 20:59:24,882 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 414 transitions. [2021-01-06 20:59:24,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 20:59:24,883 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:24,883 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 20:59:24,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 20:59:24,884 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 20:59:24,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:24,884 INFO L82 PathProgramCache]: Analyzing trace with hash -168692467, now seen corresponding path program 1 times [2021-01-06 20:59:24,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:24,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633633392] [2021-01-06 20:59:24,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:25,063 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 20:59:25,063 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633633392] [2021-01-06 20:59:25,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:25,063 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 20:59:25,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006655080] [2021-01-06 20:59:25,064 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 20:59:25,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:25,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 20:59:25,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 20:59:25,066 INFO L87 Difference]: Start difference. First operand 329 states and 414 transitions. Second operand 9 states. [2021-01-06 20:59:26,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:26,079 INFO L93 Difference]: Finished difference Result 768 states and 1022 transitions. [2021-01-06 20:59:26,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 20:59:26,079 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 66 [2021-01-06 20:59:26,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:26,084 INFO L225 Difference]: With dead ends: 768 [2021-01-06 20:59:26,085 INFO L226 Difference]: Without dead ends: 749 [2021-01-06 20:59:26,086 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 20:59:26,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-01-06 20:59:26,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 329. [2021-01-06 20:59:26,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2021-01-06 20:59:26,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 413 transitions. [2021-01-06 20:59:26,161 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 413 transitions. Word has length 66 [2021-01-06 20:59:26,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:26,161 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 413 transitions. [2021-01-06 20:59:26,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 20:59:26,161 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 413 transitions. [2021-01-06 20:59:26,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 20:59:26,162 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:26,163 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 20:59:26,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 20:59:26,163 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 20:59:26,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:26,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1424145869, now seen corresponding path program 1 times [2021-01-06 20:59:26,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:26,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940810551] [2021-01-06 20:59:26,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:26,312 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 20:59:26,312 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940810551] [2021-01-06 20:59:26,312 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:26,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 20:59:26,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884623826] [2021-01-06 20:59:26,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 20:59:26,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:26,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 20:59:26,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 20:59:26,314 INFO L87 Difference]: Start difference. First operand 329 states and 413 transitions. Second operand 9 states. [2021-01-06 20:59:27,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:27,385 INFO L93 Difference]: Finished difference Result 742 states and 985 transitions. [2021-01-06 20:59:27,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 20:59:27,386 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 66 [2021-01-06 20:59:27,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:27,390 INFO L225 Difference]: With dead ends: 742 [2021-01-06 20:59:27,390 INFO L226 Difference]: Without dead ends: 736 [2021-01-06 20:59:27,391 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 20:59:27,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2021-01-06 20:59:27,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 329. [2021-01-06 20:59:27,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2021-01-06 20:59:27,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 412 transitions. [2021-01-06 20:59:27,481 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 412 transitions. Word has length 66 [2021-01-06 20:59:27,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:27,481 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 412 transitions. [2021-01-06 20:59:27,481 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 20:59:27,482 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 412 transitions. [2021-01-06 20:59:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 20:59:27,483 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:27,483 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 20:59:27,483 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 20:59:27,483 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 20:59:27,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:27,484 INFO L82 PathProgramCache]: Analyzing trace with hash -155488627, now seen corresponding path program 1 times [2021-01-06 20:59:27,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:27,484 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462109431] [2021-01-06 20:59:27,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:27,710 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 20:59:27,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462109431] [2021-01-06 20:59:27,711 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:27,711 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-06 20:59:27,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139911442] [2021-01-06 20:59:27,712 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-01-06 20:59:27,712 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:27,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-01-06 20:59:27,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-01-06 20:59:27,713 INFO L87 Difference]: Start difference. First operand 329 states and 412 transitions. Second operand 10 states. [2021-01-06 20:59:29,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:29,613 INFO L93 Difference]: Finished difference Result 1169 states and 1580 transitions. [2021-01-06 20:59:29,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-01-06 20:59:29,613 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2021-01-06 20:59:29,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:29,619 INFO L225 Difference]: With dead ends: 1169 [2021-01-06 20:59:29,619 INFO L226 Difference]: Without dead ends: 1012 [2021-01-06 20:59:29,620 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2021-01-06 20:59:29,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2021-01-06 20:59:29,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 334. [2021-01-06 20:59:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2021-01-06 20:59:29,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 417 transitions. [2021-01-06 20:59:29,669 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 417 transitions. Word has length 66 [2021-01-06 20:59:29,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:29,669 INFO L481 AbstractCegarLoop]: Abstraction has 334 states and 417 transitions. [2021-01-06 20:59:29,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-01-06 20:59:29,669 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 417 transitions. [2021-01-06 20:59:29,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 20:59:29,670 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:29,670 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 20:59:29,671 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 20:59:29,671 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 20:59:29,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:29,671 INFO L82 PathProgramCache]: Analyzing trace with hash 2058619373, now seen corresponding path program 1 times [2021-01-06 20:59:29,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:29,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911434576] [2021-01-06 20:59:29,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:29,926 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 20:59:29,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911434576] [2021-01-06 20:59:29,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:29,927 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 20:59:29,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564990832] [2021-01-06 20:59:29,927 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 20:59:29,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:29,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 20:59:29,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 20:59:29,928 INFO L87 Difference]: Start difference. First operand 334 states and 417 transitions. Second operand 11 states. [2021-01-06 20:59:32,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:32,562 INFO L93 Difference]: Finished difference Result 1605 states and 2243 transitions. [2021-01-06 20:59:32,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-01-06 20:59:32,563 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 66 [2021-01-06 20:59:32,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:32,571 INFO L225 Difference]: With dead ends: 1605 [2021-01-06 20:59:32,571 INFO L226 Difference]: Without dead ends: 1481 [2021-01-06 20:59:32,572 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2021-01-06 20:59:32,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1481 states. [2021-01-06 20:59:32,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1481 to 339. [2021-01-06 20:59:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2021-01-06 20:59:32,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 422 transitions. [2021-01-06 20:59:32,640 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 422 transitions. Word has length 66 [2021-01-06 20:59:32,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:32,640 INFO L481 AbstractCegarLoop]: Abstraction has 339 states and 422 transitions. [2021-01-06 20:59:32,640 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 20:59:32,641 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 422 transitions. [2021-01-06 20:59:32,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 20:59:32,642 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:32,642 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 20:59:32,642 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 20:59:32,642 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 20:59:32,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:32,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1833305997, now seen corresponding path program 1 times [2021-01-06 20:59:32,643 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:32,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596008096] [2021-01-06 20:59:32,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:32,842 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 20:59:32,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596008096] [2021-01-06 20:59:32,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:32,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 20:59:32,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927488546] [2021-01-06 20:59:32,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 20:59:32,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:32,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 20:59:32,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 20:59:32,845 INFO L87 Difference]: Start difference. First operand 339 states and 422 transitions. Second operand 11 states. [2021-01-06 20:59:35,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:35,318 INFO L93 Difference]: Finished difference Result 1310 states and 1803 transitions. [2021-01-06 20:59:35,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-01-06 20:59:35,319 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 66 [2021-01-06 20:59:35,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:35,326 INFO L225 Difference]: With dead ends: 1310 [2021-01-06 20:59:35,326 INFO L226 Difference]: Without dead ends: 1304 [2021-01-06 20:59:35,327 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2021-01-06 20:59:35,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1304 states. [2021-01-06 20:59:35,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1304 to 344. [2021-01-06 20:59:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2021-01-06 20:59:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 427 transitions. [2021-01-06 20:59:35,418 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 427 transitions. Word has length 66 [2021-01-06 20:59:35,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:35,419 INFO L481 AbstractCegarLoop]: Abstraction has 344 states and 427 transitions. [2021-01-06 20:59:35,419 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 20:59:35,419 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 427 transitions. [2021-01-06 20:59:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 20:59:35,420 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:35,420 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 20:59:35,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 20:59:35,421 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 20:59:35,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:35,422 INFO L82 PathProgramCache]: Analyzing trace with hash 817551922, now seen corresponding path program 1 times [2021-01-06 20:59:35,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:35,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083524427] [2021-01-06 20:59:35,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:36,615 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 20:59:36,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083524427] [2021-01-06 20:59:36,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:36,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-01-06 20:59:36,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838941600] [2021-01-06 20:59:36,616 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-01-06 20:59:36,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:36,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-01-06 20:59:36,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2021-01-06 20:59:36,617 INFO L87 Difference]: Start difference. First operand 344 states and 427 transitions. Second operand 25 states. [2021-01-06 20:59:36,974 WARN L197 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 112 [2021-01-06 20:59:37,687 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-01-06 20:59:37,888 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2021-01-06 20:59:38,070 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-01-06 20:59:38,381 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2021-01-06 20:59:38,656 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2021-01-06 20:59:38,982 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 91 [2021-01-06 20:59:39,252 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-01-06 20:59:39,508 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2021-01-06 20:59:39,687 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2021-01-06 20:59:40,291 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 38 [2021-01-06 20:59:41,671 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2021-01-06 20:59:43,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:43,926 INFO L93 Difference]: Finished difference Result 1109 states and 1446 transitions. [2021-01-06 20:59:43,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-01-06 20:59:43,927 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2021-01-06 20:59:43,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:43,932 INFO L225 Difference]: With dead ends: 1109 [2021-01-06 20:59:43,932 INFO L226 Difference]: Without dead ends: 1003 [2021-01-06 20:59:43,934 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=384, Invalid=1968, Unknown=0, NotChecked=0, Total=2352 [2021-01-06 20:59:43,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1003 states. [2021-01-06 20:59:44,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1003 to 354. [2021-01-06 20:59:44,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2021-01-06 20:59:44,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 442 transitions. [2021-01-06 20:59:44,017 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 442 transitions. Word has length 67 [2021-01-06 20:59:44,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:44,018 INFO L481 AbstractCegarLoop]: Abstraction has 354 states and 442 transitions. [2021-01-06 20:59:44,018 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2021-01-06 20:59:44,018 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 442 transitions. [2021-01-06 20:59:44,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 20:59:44,019 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:44,019 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 20:59:44,019 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 20:59:44,019 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 20:59:44,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:44,020 INFO L82 PathProgramCache]: Analyzing trace with hash 2033916662, now seen corresponding path program 1 times [2021-01-06 20:59:44,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:44,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645515366] [2021-01-06 20:59:44,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:44,146 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 20:59:44,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645515366] [2021-01-06 20:59:44,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:44,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 20:59:44,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140844267] [2021-01-06 20:59:44,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 20:59:44,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:44,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 20:59:44,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 20:59:44,148 INFO L87 Difference]: Start difference. First operand 354 states and 442 transitions. Second operand 9 states. [2021-01-06 20:59:45,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:45,412 INFO L93 Difference]: Finished difference Result 914 states and 1220 transitions. [2021-01-06 20:59:45,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 20:59:45,413 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 67 [2021-01-06 20:59:45,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:45,417 INFO L225 Difference]: With dead ends: 914 [2021-01-06 20:59:45,417 INFO L226 Difference]: Without dead ends: 757 [2021-01-06 20:59:45,419 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 20:59:45,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 757 states. [2021-01-06 20:59:45,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 757 to 354. [2021-01-06 20:59:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2021-01-06 20:59:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 441 transitions. [2021-01-06 20:59:45,526 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 441 transitions. Word has length 67 [2021-01-06 20:59:45,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:45,526 INFO L481 AbstractCegarLoop]: Abstraction has 354 states and 441 transitions. [2021-01-06 20:59:45,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 20:59:45,526 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 441 transitions. [2021-01-06 20:59:45,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 20:59:45,528 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:45,528 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 20:59:45,528 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 20:59:45,529 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 20:59:45,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:45,529 INFO L82 PathProgramCache]: Analyzing trace with hash 167509874, now seen corresponding path program 1 times [2021-01-06 20:59:45,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:45,530 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475633214] [2021-01-06 20:59:45,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 20:59:46,844 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 20:59:46,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475633214] [2021-01-06 20:59:46,846 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 20:59:46,846 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-01-06 20:59:46,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919744984] [2021-01-06 20:59:46,847 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-01-06 20:59:46,847 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 20:59:46,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-01-06 20:59:46,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=542, Unknown=0, NotChecked=0, Total=600 [2021-01-06 20:59:46,849 INFO L87 Difference]: Start difference. First operand 354 states and 441 transitions. Second operand 25 states. [2021-01-06 20:59:47,304 WARN L197 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2021-01-06 20:59:47,794 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2021-01-06 20:59:48,002 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2021-01-06 20:59:48,202 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2021-01-06 20:59:48,585 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-01-06 20:59:48,898 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 73 [2021-01-06 20:59:49,283 WARN L197 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2021-01-06 20:59:49,576 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2021-01-06 20:59:49,856 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2021-01-06 20:59:50,152 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2021-01-06 20:59:50,462 WARN L197 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2021-01-06 20:59:50,715 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-01-06 20:59:52,594 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2021-01-06 20:59:57,732 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2021-01-06 20:59:59,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 20:59:59,000 INFO L93 Difference]: Finished difference Result 1944 states and 2688 transitions. [2021-01-06 20:59:59,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-01-06 20:59:59,001 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2021-01-06 20:59:59,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 20:59:59,009 INFO L225 Difference]: With dead ends: 1944 [2021-01-06 20:59:59,009 INFO L226 Difference]: Without dead ends: 1838 [2021-01-06 20:59:59,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=402, Invalid=1950, Unknown=0, NotChecked=0, Total=2352 [2021-01-06 20:59:59,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states. [2021-01-06 20:59:59,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 360. [2021-01-06 20:59:59,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2021-01-06 20:59:59,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 450 transitions. [2021-01-06 20:59:59,127 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 450 transitions. Word has length 67 [2021-01-06 20:59:59,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 20:59:59,128 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 450 transitions. [2021-01-06 20:59:59,128 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2021-01-06 20:59:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 450 transitions. [2021-01-06 20:59:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 20:59:59,129 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 20:59:59,129 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 20:59:59,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 20:59:59,130 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 20:59:59,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 20:59:59,130 INFO L82 PathProgramCache]: Analyzing trace with hash 620991698, now seen corresponding path program 1 times [2021-01-06 20:59:59,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 20:59:59,131 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709142925] [2021-01-06 20:59:59,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 20:59:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:00,435 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 21:00:00,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709142925] [2021-01-06 21:00:00,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:00,436 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-01-06 21:00:00,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759722717] [2021-01-06 21:00:00,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-01-06 21:00:00,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:00,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-01-06 21:00:00,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=536, Unknown=0, NotChecked=0, Total=600 [2021-01-06 21:00:00,437 INFO L87 Difference]: Start difference. First operand 360 states and 450 transitions. Second operand 25 states. [2021-01-06 21:00:00,979 WARN L197 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 113 [2021-01-06 21:00:01,488 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2021-01-06 21:00:01,677 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2021-01-06 21:00:01,885 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2021-01-06 21:00:02,099 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2021-01-06 21:00:02,314 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2021-01-06 21:00:02,706 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2021-01-06 21:00:03,021 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2021-01-06 21:00:03,421 WARN L197 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2021-01-06 21:00:03,757 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2021-01-06 21:00:04,063 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2021-01-06 21:00:04,389 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2021-01-06 21:00:04,754 WARN L197 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2021-01-06 21:00:05,025 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2021-01-06 21:00:05,370 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2021-01-06 21:00:05,740 WARN L197 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2021-01-06 21:00:06,040 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2021-01-06 21:00:06,425 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-01-06 21:00:07,047 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-01-06 21:00:07,646 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2021-01-06 21:00:07,830 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2021-01-06 21:00:10,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:10,489 INFO L93 Difference]: Finished difference Result 949 states and 1225 transitions. [2021-01-06 21:00:10,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-01-06 21:00:10,490 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2021-01-06 21:00:10,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:10,493 INFO L225 Difference]: With dead ends: 949 [2021-01-06 21:00:10,493 INFO L226 Difference]: Without dead ends: 843 [2021-01-06 21:00:10,494 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=490, Invalid=1862, Unknown=0, NotChecked=0, Total=2352 [2021-01-06 21:00:10,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2021-01-06 21:00:10,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 362. [2021-01-06 21:00:10,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2021-01-06 21:00:10,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 453 transitions. [2021-01-06 21:00:10,588 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 453 transitions. Word has length 67 [2021-01-06 21:00:10,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:10,589 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 453 transitions. [2021-01-06 21:00:10,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2021-01-06 21:00:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 453 transitions. [2021-01-06 21:00:10,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 21:00:10,590 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:10,590 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 21:00:10,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 21:00:10,590 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 21:00:10,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:10,591 INFO L82 PathProgramCache]: Analyzing trace with hash 484832194, now seen corresponding path program 1 times [2021-01-06 21:00:10,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:10,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260468129] [2021-01-06 21:00:10,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:10,750 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 21:00:10,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260468129] [2021-01-06 21:00:10,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:10,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:10,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117657758] [2021-01-06 21:00:10,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:10,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:10,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:10,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:10,757 INFO L87 Difference]: Start difference. First operand 362 states and 453 transitions. Second operand 9 states. [2021-01-06 21:00:12,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:12,167 INFO L93 Difference]: Finished difference Result 767 states and 1014 transitions. [2021-01-06 21:00:12,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:12,168 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 67 [2021-01-06 21:00:12,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:12,171 INFO L225 Difference]: With dead ends: 767 [2021-01-06 21:00:12,172 INFO L226 Difference]: Without dead ends: 761 [2021-01-06 21:00:12,172 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2021-01-06 21:00:12,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2021-01-06 21:00:12,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 362. [2021-01-06 21:00:12,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2021-01-06 21:00:12,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 452 transitions. [2021-01-06 21:00:12,283 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 452 transitions. Word has length 67 [2021-01-06 21:00:12,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:12,284 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 452 transitions. [2021-01-06 21:00:12,284 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:12,284 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 452 transitions. [2021-01-06 21:00:12,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 21:00:12,285 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:12,285 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 21:00:12,285 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 21:00:12,285 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 21:00:12,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:12,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1282574002, now seen corresponding path program 1 times [2021-01-06 21:00:12,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:12,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346427176] [2021-01-06 21:00:12,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:13,467 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 21:00:13,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346427176] [2021-01-06 21:00:13,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:13,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2021-01-06 21:00:13,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852528002] [2021-01-06 21:00:13,468 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-01-06 21:00:13,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:13,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-01-06 21:00:13,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=545, Unknown=0, NotChecked=0, Total=600 [2021-01-06 21:00:13,469 INFO L87 Difference]: Start difference. First operand 362 states and 452 transitions. Second operand 25 states. [2021-01-06 21:00:14,013 WARN L197 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2021-01-06 21:00:14,843 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2021-01-06 21:00:15,063 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2021-01-06 21:00:15,298 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2021-01-06 21:00:15,721 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2021-01-06 21:00:16,080 WARN L197 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2021-01-06 21:00:16,508 WARN L197 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-01-06 21:00:16,846 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2021-01-06 21:00:17,220 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2021-01-06 21:00:17,598 WARN L197 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-01-06 21:00:18,043 WARN L197 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2021-01-06 21:00:18,373 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-01-06 21:00:18,610 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2021-01-06 21:00:18,940 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2021-01-06 21:00:19,342 WARN L197 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 63 [2021-01-06 21:00:19,710 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2021-01-06 21:00:20,123 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2021-01-06 21:00:20,421 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-01-06 21:00:20,759 WARN L197 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2021-01-06 21:00:21,179 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2021-01-06 21:00:25,366 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2021-01-06 21:00:26,127 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-01-06 21:00:26,502 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2021-01-06 21:00:27,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:27,388 INFO L93 Difference]: Finished difference Result 1832 states and 2492 transitions. [2021-01-06 21:00:27,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-01-06 21:00:27,389 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2021-01-06 21:00:27,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:27,396 INFO L225 Difference]: With dead ends: 1832 [2021-01-06 21:00:27,396 INFO L226 Difference]: Without dead ends: 1723 [2021-01-06 21:00:27,398 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 401 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=571, Invalid=2291, Unknown=0, NotChecked=0, Total=2862 [2021-01-06 21:00:27,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2021-01-06 21:00:27,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 358. [2021-01-06 21:00:27,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2021-01-06 21:00:27,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 447 transitions. [2021-01-06 21:00:27,542 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 447 transitions. Word has length 67 [2021-01-06 21:00:27,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:27,542 INFO L481 AbstractCegarLoop]: Abstraction has 358 states and 447 transitions. [2021-01-06 21:00:27,542 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2021-01-06 21:00:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 447 transitions. [2021-01-06 21:00:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 21:00:27,544 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:27,544 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 21:00:27,544 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 21:00:27,545 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 21:00:27,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:27,545 INFO L82 PathProgramCache]: Analyzing trace with hash 1545068373, now seen corresponding path program 1 times [2021-01-06 21:00:27,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:27,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736413401] [2021-01-06 21:00:27,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:27,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:28,034 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2021-01-06 21:00:28,199 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2021-01-06 21:00:29,026 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 21:00:29,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736413401] [2021-01-06 21:00:29,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:29,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-01-06 21:00:29,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201451127] [2021-01-06 21:00:29,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-01-06 21:00:29,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:29,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-01-06 21:00:29,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2021-01-06 21:00:29,028 INFO L87 Difference]: Start difference. First operand 358 states and 447 transitions. Second operand 19 states. [2021-01-06 21:00:29,311 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2021-01-06 21:00:29,578 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2021-01-06 21:00:29,760 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2021-01-06 21:00:29,962 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 34 [2021-01-06 21:00:30,176 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2021-01-06 21:00:30,566 WARN L197 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2021-01-06 21:00:31,018 WARN L197 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2021-01-06 21:00:31,549 WARN L197 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 62 [2021-01-06 21:00:32,149 WARN L197 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 67 [2021-01-06 21:00:32,639 WARN L197 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2021-01-06 21:00:33,110 WARN L197 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2021-01-06 21:00:33,545 WARN L197 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2021-01-06 21:00:34,153 WARN L197 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 63 [2021-01-06 21:00:34,577 WARN L197 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 45 [2021-01-06 21:00:35,066 WARN L197 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2021-01-06 21:00:36,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:36,692 INFO L93 Difference]: Finished difference Result 897 states and 1199 transitions. [2021-01-06 21:00:36,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-01-06 21:00:36,693 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 67 [2021-01-06 21:00:36,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:36,697 INFO L225 Difference]: With dead ends: 897 [2021-01-06 21:00:36,697 INFO L226 Difference]: Without dead ends: 784 [2021-01-06 21:00:36,698 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=300, Invalid=890, Unknown=0, NotChecked=0, Total=1190 [2021-01-06 21:00:36,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 784 states. [2021-01-06 21:00:36,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 784 to 350. [2021-01-06 21:00:36,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2021-01-06 21:00:36,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 437 transitions. [2021-01-06 21:00:36,827 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 437 transitions. Word has length 67 [2021-01-06 21:00:36,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:36,827 INFO L481 AbstractCegarLoop]: Abstraction has 350 states and 437 transitions. [2021-01-06 21:00:36,827 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2021-01-06 21:00:36,827 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 437 transitions. [2021-01-06 21:00:36,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-01-06 21:00:36,828 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:36,829 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 21:00:36,829 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 21:00:36,829 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 21:00:36,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:36,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1785735868, now seen corresponding path program 1 times [2021-01-06 21:00:36,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:36,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667998901] [2021-01-06 21:00:36,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:36,987 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 21:00:36,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667998901] [2021-01-06 21:00:36,988 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:36,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:00:36,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188058615] [2021-01-06 21:00:36,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:00:36,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:36,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:00:36,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:00:36,989 INFO L87 Difference]: Start difference. First operand 350 states and 437 transitions. Second operand 9 states. [2021-01-06 21:00:38,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:38,693 INFO L93 Difference]: Finished difference Result 882 states and 1185 transitions. [2021-01-06 21:00:38,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:00:38,696 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 67 [2021-01-06 21:00:38,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:38,699 INFO L225 Difference]: With dead ends: 882 [2021-01-06 21:00:38,699 INFO L226 Difference]: Without dead ends: 758 [2021-01-06 21:00:38,700 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2021-01-06 21:00:38,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2021-01-06 21:00:38,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 350. [2021-01-06 21:00:38,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2021-01-06 21:00:38,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 436 transitions. [2021-01-06 21:00:38,792 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 436 transitions. Word has length 67 [2021-01-06 21:00:38,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:38,792 INFO L481 AbstractCegarLoop]: Abstraction has 350 states and 436 transitions. [2021-01-06 21:00:38,792 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:00:38,792 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 436 transitions. [2021-01-06 21:00:38,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:00:38,793 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:38,794 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 21:00:38,794 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 21:00:38,794 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 21:00:38,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:38,795 INFO L82 PathProgramCache]: Analyzing trace with hash 1968382194, now seen corresponding path program 1 times [2021-01-06 21:00:38,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:38,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26057306] [2021-01-06 21:00:38,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:39,575 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 21:00:39,576 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26057306] [2021-01-06 21:00:39,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:39,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-01-06 21:00:39,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879407153] [2021-01-06 21:00:39,576 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-01-06 21:00:39,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:39,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-01-06 21:00:39,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2021-01-06 21:00:39,577 INFO L87 Difference]: Start difference. First operand 350 states and 436 transitions. Second operand 21 states. [2021-01-06 21:00:39,872 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2021-01-06 21:00:40,338 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2021-01-06 21:00:40,509 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2021-01-06 21:00:40,662 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-01-06 21:00:41,003 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2021-01-06 21:00:41,287 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2021-01-06 21:00:41,579 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2021-01-06 21:00:41,804 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-01-06 21:00:42,017 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2021-01-06 21:00:46,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:46,552 INFO L93 Difference]: Finished difference Result 1120 states and 1453 transitions. [2021-01-06 21:00:46,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-01-06 21:00:46,553 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 68 [2021-01-06 21:00:46,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:46,558 INFO L225 Difference]: With dead ends: 1120 [2021-01-06 21:00:46,558 INFO L226 Difference]: Without dead ends: 1002 [2021-01-06 21:00:46,559 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=239, Invalid=1167, Unknown=0, NotChecked=0, Total=1406 [2021-01-06 21:00:46,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1002 states. [2021-01-06 21:00:46,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1002 to 361. [2021-01-06 21:00:46,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2021-01-06 21:00:46,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 451 transitions. [2021-01-06 21:00:46,652 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 451 transitions. Word has length 68 [2021-01-06 21:00:46,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:46,653 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 451 transitions. [2021-01-06 21:00:46,653 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2021-01-06 21:00:46,653 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 451 transitions. [2021-01-06 21:00:46,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:00:46,654 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:46,654 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 21:00:46,654 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 21:00:46,654 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 21:00:46,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:46,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1424994738, now seen corresponding path program 1 times [2021-01-06 21:00:46,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:46,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190257630] [2021-01-06 21:00:46,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:47,954 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 21:00:47,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190257630] [2021-01-06 21:00:47,954 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:47,954 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-01-06 21:00:47,955 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872875829] [2021-01-06 21:00:47,955 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-01-06 21:00:47,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:47,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-01-06 21:00:47,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2021-01-06 21:00:47,956 INFO L87 Difference]: Start difference. First operand 361 states and 451 transitions. Second operand 24 states. [2021-01-06 21:00:48,381 WARN L197 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2021-01-06 21:00:48,788 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2021-01-06 21:00:48,979 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2021-01-06 21:00:49,191 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2021-01-06 21:00:49,437 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2021-01-06 21:00:49,651 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2021-01-06 21:00:50,025 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-01-06 21:00:50,348 WARN L197 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2021-01-06 21:00:50,720 WARN L197 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 73 [2021-01-06 21:00:51,012 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-01-06 21:00:51,306 WARN L197 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-01-06 21:00:53,921 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2021-01-06 21:00:56,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:00:56,453 INFO L93 Difference]: Finished difference Result 1022 states and 1303 transitions. [2021-01-06 21:00:56,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-01-06 21:00:56,454 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 68 [2021-01-06 21:00:56,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:00:56,463 INFO L225 Difference]: With dead ends: 1022 [2021-01-06 21:00:56,463 INFO L226 Difference]: Without dead ends: 1018 [2021-01-06 21:00:56,464 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=382, Invalid=1780, Unknown=0, NotChecked=0, Total=2162 [2021-01-06 21:00:56,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2021-01-06 21:00:56,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 368. [2021-01-06 21:00:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2021-01-06 21:00:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 460 transitions. [2021-01-06 21:00:56,588 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 460 transitions. Word has length 68 [2021-01-06 21:00:56,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:00:56,589 INFO L481 AbstractCegarLoop]: Abstraction has 368 states and 460 transitions. [2021-01-06 21:00:56,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2021-01-06 21:00:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 460 transitions. [2021-01-06 21:00:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:00:56,590 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:00:56,590 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 21:00:56,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 21:00:56,590 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 21:00:56,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:00:56,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1956272974, now seen corresponding path program 1 times [2021-01-06 21:00:56,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:00:56,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647465365] [2021-01-06 21:00:56,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:00:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:00:57,923 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 21:00:57,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647465365] [2021-01-06 21:00:57,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:00:57,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-01-06 21:00:57,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241378360] [2021-01-06 21:00:57,924 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-01-06 21:00:57,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:00:57,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-01-06 21:00:57,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=496, Unknown=0, NotChecked=0, Total=552 [2021-01-06 21:00:57,925 INFO L87 Difference]: Start difference. First operand 368 states and 460 transitions. Second operand 24 states. [2021-01-06 21:00:58,319 WARN L197 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-01-06 21:00:58,905 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2021-01-06 21:00:59,119 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2021-01-06 21:00:59,352 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2021-01-06 21:00:59,562 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2021-01-06 21:00:59,981 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-01-06 21:01:00,294 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-01-06 21:01:00,660 WARN L197 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2021-01-06 21:01:00,968 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-01-06 21:01:01,258 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-01-06 21:01:01,487 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2021-01-06 21:01:02,304 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2021-01-06 21:01:07,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:07,127 INFO L93 Difference]: Finished difference Result 999 states and 1282 transitions. [2021-01-06 21:01:07,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-01-06 21:01:07,128 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 68 [2021-01-06 21:01:07,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:07,133 INFO L225 Difference]: With dead ends: 999 [2021-01-06 21:01:07,133 INFO L226 Difference]: Without dead ends: 992 [2021-01-06 21:01:07,134 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=338, Invalid=1732, Unknown=0, NotChecked=0, Total=2070 [2021-01-06 21:01:07,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2021-01-06 21:01:07,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 368. [2021-01-06 21:01:07,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2021-01-06 21:01:07,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 459 transitions. [2021-01-06 21:01:07,231 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 459 transitions. Word has length 68 [2021-01-06 21:01:07,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:07,232 INFO L481 AbstractCegarLoop]: Abstraction has 368 states and 459 transitions. [2021-01-06 21:01:07,232 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2021-01-06 21:01:07,232 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 459 transitions. [2021-01-06 21:01:07,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:01:07,233 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:07,233 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 21:01:07,233 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-01-06 21:01:07,233 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 21:01:07,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:07,234 INFO L82 PathProgramCache]: Analyzing trace with hash -30360855, now seen corresponding path program 1 times [2021-01-06 21:01:07,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:07,234 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400310872] [2021-01-06 21:01:07,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:07,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:08,185 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 21:01:08,185 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400310872] [2021-01-06 21:01:08,185 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:08,185 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-01-06 21:01:08,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707696584] [2021-01-06 21:01:08,186 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-01-06 21:01:08,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:08,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-01-06 21:01:08,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-01-06 21:01:08,187 INFO L87 Difference]: Start difference. First operand 368 states and 459 transitions. Second operand 16 states. [2021-01-06 21:01:08,338 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2021-01-06 21:01:08,627 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2021-01-06 21:01:08,770 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2021-01-06 21:01:08,944 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-01-06 21:01:09,254 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2021-01-06 21:01:09,625 WARN L197 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2021-01-06 21:01:09,949 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2021-01-06 21:01:10,480 WARN L197 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2021-01-06 21:01:10,777 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2021-01-06 21:01:11,142 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2021-01-06 21:01:13,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:13,269 INFO L93 Difference]: Finished difference Result 1132 states and 1513 transitions. [2021-01-06 21:01:13,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-01-06 21:01:13,276 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 68 [2021-01-06 21:01:13,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:13,279 INFO L225 Difference]: With dead ends: 1132 [2021-01-06 21:01:13,279 INFO L226 Difference]: Without dead ends: 991 [2021-01-06 21:01:13,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=197, Invalid=615, Unknown=0, NotChecked=0, Total=812 [2021-01-06 21:01:13,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2021-01-06 21:01:13,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 359. [2021-01-06 21:01:13,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2021-01-06 21:01:13,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 445 transitions. [2021-01-06 21:01:13,405 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 445 transitions. Word has length 68 [2021-01-06 21:01:13,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:13,406 INFO L481 AbstractCegarLoop]: Abstraction has 359 states and 445 transitions. [2021-01-06 21:01:13,406 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2021-01-06 21:01:13,406 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 445 transitions. [2021-01-06 21:01:13,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:01:13,407 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:13,407 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 21:01:13,407 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-01-06 21:01:13,407 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 21:01:13,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:13,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1763841774, now seen corresponding path program 1 times [2021-01-06 21:01:13,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:13,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682728872] [2021-01-06 21:01:13,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:14,553 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 21:01:14,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682728872] [2021-01-06 21:01:14,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:14,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-01-06 21:01:14,554 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260416730] [2021-01-06 21:01:14,554 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-01-06 21:01:14,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:14,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-01-06 21:01:14,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2021-01-06 21:01:14,555 INFO L87 Difference]: Start difference. First operand 359 states and 445 transitions. Second operand 23 states. [2021-01-06 21:01:15,028 WARN L197 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2021-01-06 21:01:15,599 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2021-01-06 21:01:15,827 WARN L197 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2021-01-06 21:01:16,053 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2021-01-06 21:01:16,491 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2021-01-06 21:01:16,847 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2021-01-06 21:01:17,294 WARN L197 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-01-06 21:01:17,636 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2021-01-06 21:01:17,944 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2021-01-06 21:01:18,274 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2021-01-06 21:01:18,639 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2021-01-06 21:01:18,924 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2021-01-06 21:01:24,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:24,164 INFO L93 Difference]: Finished difference Result 1063 states and 1393 transitions. [2021-01-06 21:01:24,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-01-06 21:01:24,166 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 68 [2021-01-06 21:01:24,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:24,170 INFO L225 Difference]: With dead ends: 1063 [2021-01-06 21:01:24,170 INFO L226 Difference]: Without dead ends: 945 [2021-01-06 21:01:24,171 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=311, Invalid=1329, Unknown=0, NotChecked=0, Total=1640 [2021-01-06 21:01:24,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2021-01-06 21:01:24,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 366. [2021-01-06 21:01:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2021-01-06 21:01:24,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 453 transitions. [2021-01-06 21:01:24,285 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 453 transitions. Word has length 68 [2021-01-06 21:01:24,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:24,286 INFO L481 AbstractCegarLoop]: Abstraction has 366 states and 453 transitions. [2021-01-06 21:01:24,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2021-01-06 21:01:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 453 transitions. [2021-01-06 21:01:24,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:01:24,286 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:24,287 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 21:01:24,287 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-01-06 21:01:24,287 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 21:01:24,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:24,287 INFO L82 PathProgramCache]: Analyzing trace with hash -338444654, now seen corresponding path program 1 times [2021-01-06 21:01:24,288 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:24,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317459087] [2021-01-06 21:01:24,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:25,559 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 21:01:25,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317459087] [2021-01-06 21:01:25,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:25,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-01-06 21:01:25,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094651091] [2021-01-06 21:01:25,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-01-06 21:01:25,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:25,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-01-06 21:01:25,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2021-01-06 21:01:25,561 INFO L87 Difference]: Start difference. First operand 366 states and 453 transitions. Second operand 23 states. [2021-01-06 21:01:26,062 WARN L197 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 105 [2021-01-06 21:01:26,681 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2021-01-06 21:01:26,906 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2021-01-06 21:01:27,132 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2021-01-06 21:01:27,605 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2021-01-06 21:01:28,010 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2021-01-06 21:01:28,478 WARN L197 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2021-01-06 21:01:28,808 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2021-01-06 21:01:29,117 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2021-01-06 21:01:29,462 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2021-01-06 21:01:29,824 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2021-01-06 21:01:30,137 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2021-01-06 21:01:30,358 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2021-01-06 21:01:35,914 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2021-01-06 21:01:36,985 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2021-01-06 21:01:37,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:37,554 INFO L93 Difference]: Finished difference Result 1468 states and 2002 transitions. [2021-01-06 21:01:37,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-01-06 21:01:37,555 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 68 [2021-01-06 21:01:37,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:37,560 INFO L225 Difference]: With dead ends: 1468 [2021-01-06 21:01:37,561 INFO L226 Difference]: Without dead ends: 1356 [2021-01-06 21:01:37,561 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=351, Invalid=1541, Unknown=0, NotChecked=0, Total=1892 [2021-01-06 21:01:37,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1356 states. [2021-01-06 21:01:37,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1356 to 366. [2021-01-06 21:01:37,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2021-01-06 21:01:37,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 452 transitions. [2021-01-06 21:01:37,696 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 452 transitions. Word has length 68 [2021-01-06 21:01:37,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:37,696 INFO L481 AbstractCegarLoop]: Abstraction has 366 states and 452 transitions. [2021-01-06 21:01:37,696 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2021-01-06 21:01:37,696 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 452 transitions. [2021-01-06 21:01:37,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:01:37,697 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:37,698 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 21:01:37,698 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-01-06 21:01:37,698 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 21:01:37,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:37,699 INFO L82 PathProgramCache]: Analyzing trace with hash 552362002, now seen corresponding path program 1 times [2021-01-06 21:01:37,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:37,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314515293] [2021-01-06 21:01:37,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:39,297 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 21:01:39,297 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314515293] [2021-01-06 21:01:39,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:39,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-01-06 21:01:39,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306004642] [2021-01-06 21:01:39,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-01-06 21:01:39,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:39,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-01-06 21:01:39,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=492, Unknown=0, NotChecked=0, Total=552 [2021-01-06 21:01:39,299 INFO L87 Difference]: Start difference. First operand 366 states and 452 transitions. Second operand 24 states. [2021-01-06 21:01:39,994 WARN L197 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 106 [2021-01-06 21:01:40,665 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2021-01-06 21:01:40,875 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2021-01-06 21:01:41,147 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2021-01-06 21:01:41,432 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2021-01-06 21:01:41,760 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2021-01-06 21:01:42,320 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2021-01-06 21:01:42,824 WARN L197 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2021-01-06 21:01:43,396 WARN L197 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 83 [2021-01-06 21:01:43,863 WARN L197 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-01-06 21:01:44,304 WARN L197 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-01-06 21:01:44,781 WARN L197 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-01-06 21:01:45,286 WARN L197 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2021-01-06 21:01:45,707 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2021-01-06 21:01:46,187 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2021-01-06 21:01:46,652 WARN L197 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2021-01-06 21:01:47,090 WARN L197 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2021-01-06 21:01:47,496 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2021-01-06 21:01:48,142 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2021-01-06 21:01:51,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:51,741 INFO L93 Difference]: Finished difference Result 932 states and 1200 transitions. [2021-01-06 21:01:51,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-01-06 21:01:51,743 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 68 [2021-01-06 21:01:51,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:51,748 INFO L225 Difference]: With dead ends: 932 [2021-01-06 21:01:51,748 INFO L226 Difference]: Without dead ends: 925 [2021-01-06 21:01:51,749 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=451, Invalid=1619, Unknown=0, NotChecked=0, Total=2070 [2021-01-06 21:01:51,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2021-01-06 21:01:51,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 366. [2021-01-06 21:01:51,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2021-01-06 21:01:51,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 451 transitions. [2021-01-06 21:01:51,900 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 451 transitions. Word has length 68 [2021-01-06 21:01:51,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:51,900 INFO L481 AbstractCegarLoop]: Abstraction has 366 states and 451 transitions. [2021-01-06 21:01:51,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2021-01-06 21:01:51,900 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 451 transitions. [2021-01-06 21:01:51,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:01:51,901 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:51,901 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 21:01:51,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-01-06 21:01:51,902 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 21:01:51,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:51,902 INFO L82 PathProgramCache]: Analyzing trace with hash 1767976765, now seen corresponding path program 1 times [2021-01-06 21:01:51,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:51,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678925873] [2021-01-06 21:01:51,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:52,359 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 20 [2021-01-06 21:01:53,062 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 21:01:53,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678925873] [2021-01-06 21:01:53,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:53,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-01-06 21:01:53,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867111787] [2021-01-06 21:01:53,062 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-01-06 21:01:53,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:53,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-01-06 21:01:53,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2021-01-06 21:01:53,063 INFO L87 Difference]: Start difference. First operand 366 states and 451 transitions. Second operand 15 states. [2021-01-06 21:01:53,563 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2021-01-06 21:01:54,177 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2021-01-06 21:01:56,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:01:56,127 INFO L93 Difference]: Finished difference Result 689 states and 897 transitions. [2021-01-06 21:01:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-01-06 21:01:56,130 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 68 [2021-01-06 21:01:56,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:01:56,133 INFO L225 Difference]: With dead ends: 689 [2021-01-06 21:01:56,133 INFO L226 Difference]: Without dead ends: 583 [2021-01-06 21:01:56,134 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=114, Invalid=438, Unknown=0, NotChecked=0, Total=552 [2021-01-06 21:01:56,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2021-01-06 21:01:56,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 364. [2021-01-06 21:01:56,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2021-01-06 21:01:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 448 transitions. [2021-01-06 21:01:56,251 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 448 transitions. Word has length 68 [2021-01-06 21:01:56,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:01:56,251 INFO L481 AbstractCegarLoop]: Abstraction has 364 states and 448 transitions. [2021-01-06 21:01:56,251 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-01-06 21:01:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 448 transitions. [2021-01-06 21:01:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 21:01:56,252 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:01:56,252 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, 1, 1, 1, 1] [2021-01-06 21:01:56,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-01-06 21:01:56,252 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 21:01:56,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:01:56,252 INFO L82 PathProgramCache]: Analyzing trace with hash 298055811, now seen corresponding path program 1 times [2021-01-06 21:01:56,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:01:56,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569433785] [2021-01-06 21:01:56,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:01:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:01:56,932 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 21:01:56,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569433785] [2021-01-06 21:01:56,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:01:56,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-01-06 21:01:56,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699163295] [2021-01-06 21:01:56,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-01-06 21:01:56,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:01:56,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-01-06 21:01:56,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-01-06 21:01:56,934 INFO L87 Difference]: Start difference. First operand 364 states and 448 transitions. Second operand 15 states. [2021-01-06 21:01:57,455 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 24 [2021-01-06 21:01:57,694 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2021-01-06 21:01:57,877 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2021-01-06 21:01:58,398 WARN L197 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2021-01-06 21:01:58,688 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 27 [2021-01-06 21:02:00,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:00,670 INFO L93 Difference]: Finished difference Result 1464 states and 2024 transitions. [2021-01-06 21:02:00,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-01-06 21:02:00,672 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 68 [2021-01-06 21:02:00,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:00,676 INFO L225 Difference]: With dead ends: 1464 [2021-01-06 21:02:00,676 INFO L226 Difference]: Without dead ends: 1338 [2021-01-06 21:02:00,677 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=169, Invalid=533, Unknown=0, NotChecked=0, Total=702 [2021-01-06 21:02:00,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1338 states. [2021-01-06 21:02:00,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1338 to 342. [2021-01-06 21:02:00,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2021-01-06 21:02:00,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 421 transitions. [2021-01-06 21:02:00,806 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 421 transitions. Word has length 68 [2021-01-06 21:02:00,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:00,806 INFO L481 AbstractCegarLoop]: Abstraction has 342 states and 421 transitions. [2021-01-06 21:02:00,806 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2021-01-06 21:02:00,807 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 421 transitions. [2021-01-06 21:02:00,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 21:02:00,807 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:00,808 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 21:02:00,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-01-06 21:02:00,808 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 21:02:00,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:00,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1394723840, now seen corresponding path program 1 times [2021-01-06 21:02:00,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:00,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387841876] [2021-01-06 21:02:00,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:00,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:02,066 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 21:02:02,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387841876] [2021-01-06 21:02:02,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:02,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-01-06 21:02:02,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073001309] [2021-01-06 21:02:02,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-01-06 21:02:02,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:02,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-01-06 21:02:02,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2021-01-06 21:02:02,069 INFO L87 Difference]: Start difference. First operand 342 states and 421 transitions. Second operand 19 states. [2021-01-06 21:02:02,227 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2021-01-06 21:02:02,694 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2021-01-06 21:02:02,872 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2021-01-06 21:02:03,103 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2021-01-06 21:02:03,428 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2021-01-06 21:02:03,672 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2021-01-06 21:02:03,908 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2021-01-06 21:02:04,119 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2021-01-06 21:02:04,363 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2021-01-06 21:02:04,702 WARN L197 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2021-01-06 21:02:05,118 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2021-01-06 21:02:05,551 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2021-01-06 21:02:05,846 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2021-01-06 21:02:09,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:09,163 INFO L93 Difference]: Finished difference Result 1152 states and 1531 transitions. [2021-01-06 21:02:09,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-01-06 21:02:09,166 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 69 [2021-01-06 21:02:09,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:09,167 INFO L225 Difference]: With dead ends: 1152 [2021-01-06 21:02:09,167 INFO L226 Difference]: Without dead ends: 1026 [2021-01-06 21:02:09,168 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=271, Invalid=919, Unknown=0, NotChecked=0, Total=1190 [2021-01-06 21:02:09,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2021-01-06 21:02:09,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 338. [2021-01-06 21:02:09,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2021-01-06 21:02:09,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 415 transitions. [2021-01-06 21:02:09,340 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 415 transitions. Word has length 69 [2021-01-06 21:02:09,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:09,341 INFO L481 AbstractCegarLoop]: Abstraction has 338 states and 415 transitions. [2021-01-06 21:02:09,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2021-01-06 21:02:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 415 transitions. [2021-01-06 21:02:09,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 21:02:09,342 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:09,342 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 21:02:09,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-01-06 21:02:09,342 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 21:02:09,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:09,343 INFO L82 PathProgramCache]: Analyzing trace with hash 308538022, now seen corresponding path program 1 times [2021-01-06 21:02:09,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:09,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640878762] [2021-01-06 21:02:09,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:10,089 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 21:02:10,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640878762] [2021-01-06 21:02:10,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:10,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-01-06 21:02:10,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819276229] [2021-01-06 21:02:10,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-01-06 21:02:10,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:10,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-01-06 21:02:10,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-01-06 21:02:10,091 INFO L87 Difference]: Start difference. First operand 338 states and 415 transitions. Second operand 13 states. [2021-01-06 21:02:10,272 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2021-01-06 21:02:10,598 WARN L197 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2021-01-06 21:02:10,816 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2021-01-06 21:02:11,125 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2021-01-06 21:02:11,392 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2021-01-06 21:02:11,767 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2021-01-06 21:02:12,151 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 33 [2021-01-06 21:02:13,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:13,796 INFO L93 Difference]: Finished difference Result 1212 states and 1661 transitions. [2021-01-06 21:02:13,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-01-06 21:02:13,799 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 69 [2021-01-06 21:02:13,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:13,801 INFO L225 Difference]: With dead ends: 1212 [2021-01-06 21:02:13,801 INFO L226 Difference]: Without dead ends: 1170 [2021-01-06 21:02:13,801 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=141, Invalid=411, Unknown=0, NotChecked=0, Total=552 [2021-01-06 21:02:13,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2021-01-06 21:02:13,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 296. [2021-01-06 21:02:13,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2021-01-06 21:02:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 368 transitions. [2021-01-06 21:02:13,936 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 368 transitions. Word has length 69 [2021-01-06 21:02:13,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:13,937 INFO L481 AbstractCegarLoop]: Abstraction has 296 states and 368 transitions. [2021-01-06 21:02:13,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2021-01-06 21:02:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 368 transitions. [2021-01-06 21:02:13,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 21:02:13,938 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:13,938 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 21:02:13,938 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-01-06 21:02:13,938 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 21:02:13,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:13,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1452889883, now seen corresponding path program 1 times [2021-01-06 21:02:13,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:13,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444687886] [2021-01-06 21:02:13,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:14,296 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2021-01-06 21:02:15,086 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 21:02:15,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444687886] [2021-01-06 21:02:15,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:15,087 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-01-06 21:02:15,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252386888] [2021-01-06 21:02:15,087 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-01-06 21:02:15,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:15,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-01-06 21:02:15,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-01-06 21:02:15,088 INFO L87 Difference]: Start difference. First operand 296 states and 368 transitions. Second operand 14 states. [2021-01-06 21:02:15,787 WARN L197 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 26 [2021-01-06 21:02:16,053 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2021-01-06 21:02:16,250 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2021-01-06 21:02:16,476 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2021-01-06 21:02:16,820 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2021-01-06 21:02:17,485 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 23 [2021-01-06 21:02:18,400 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2021-01-06 21:02:19,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:19,909 INFO L93 Difference]: Finished difference Result 1081 states and 1483 transitions. [2021-01-06 21:02:19,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-01-06 21:02:19,911 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 69 [2021-01-06 21:02:19,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:19,912 INFO L225 Difference]: With dead ends: 1081 [2021-01-06 21:02:19,912 INFO L226 Difference]: Without dead ends: 959 [2021-01-06 21:02:19,913 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=160, Invalid=542, Unknown=0, NotChecked=0, Total=702 [2021-01-06 21:02:19,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2021-01-06 21:02:20,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 296. [2021-01-06 21:02:20,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2021-01-06 21:02:20,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 368 transitions. [2021-01-06 21:02:20,060 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 368 transitions. Word has length 69 [2021-01-06 21:02:20,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:20,060 INFO L481 AbstractCegarLoop]: Abstraction has 296 states and 368 transitions. [2021-01-06 21:02:20,060 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-01-06 21:02:20,060 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 368 transitions. [2021-01-06 21:02:20,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 21:02:20,061 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:20,061 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 21:02:20,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-01-06 21:02:20,061 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 21:02:20,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:20,062 INFO L82 PathProgramCache]: Analyzing trace with hash 24237795, now seen corresponding path program 1 times [2021-01-06 21:02:20,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:20,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401545704] [2021-01-06 21:02:20,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:20,407 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2021-01-06 21:02:20,955 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 21:02:20,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401545704] [2021-01-06 21:02:20,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:20,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-01-06 21:02:20,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141425953] [2021-01-06 21:02:20,956 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-01-06 21:02:20,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:20,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-01-06 21:02:20,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-01-06 21:02:20,957 INFO L87 Difference]: Start difference. First operand 296 states and 368 transitions. Second operand 13 states. [2021-01-06 21:02:21,154 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 28 [2021-01-06 21:02:21,435 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2021-01-06 21:02:21,656 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2021-01-06 21:02:21,922 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 26 [2021-01-06 21:02:22,184 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2021-01-06 21:02:22,445 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2021-01-06 21:02:23,090 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 32 [2021-01-06 21:02:23,588 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2021-01-06 21:02:24,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:24,170 INFO L93 Difference]: Finished difference Result 577 states and 752 transitions. [2021-01-06 21:02:24,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:02:24,172 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 69 [2021-01-06 21:02:24,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:24,173 INFO L225 Difference]: With dead ends: 577 [2021-01-06 21:02:24,174 INFO L226 Difference]: Without dead ends: 468 [2021-01-06 21:02:24,175 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=152, Invalid=448, Unknown=0, NotChecked=0, Total=600 [2021-01-06 21:02:24,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-01-06 21:02:24,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 291. [2021-01-06 21:02:24,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2021-01-06 21:02:24,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 362 transitions. [2021-01-06 21:02:24,316 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 362 transitions. Word has length 69 [2021-01-06 21:02:24,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:24,317 INFO L481 AbstractCegarLoop]: Abstraction has 291 states and 362 transitions. [2021-01-06 21:02:24,317 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2021-01-06 21:02:24,317 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 362 transitions. [2021-01-06 21:02:24,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 21:02:24,317 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:24,317 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 21:02:24,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-01-06 21:02:24,318 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 21:02:24,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:24,318 INFO L82 PathProgramCache]: Analyzing trace with hash 1322271289, now seen corresponding path program 1 times [2021-01-06 21:02:24,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:24,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586344926] [2021-01-06 21:02:24,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:24,752 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2021-01-06 21:02:24,901 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2021-01-06 21:02:25,644 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 21:02:25,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586344926] [2021-01-06 21:02:25,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:25,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-01-06 21:02:25,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615672439] [2021-01-06 21:02:25,645 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-01-06 21:02:25,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:25,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-01-06 21:02:25,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2021-01-06 21:02:25,645 INFO L87 Difference]: Start difference. First operand 291 states and 362 transitions. Second operand 18 states. [2021-01-06 21:02:25,847 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2021-01-06 21:02:26,250 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2021-01-06 21:02:26,438 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2021-01-06 21:02:26,736 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2021-01-06 21:02:27,041 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2021-01-06 21:02:27,322 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2021-01-06 21:02:27,612 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2021-01-06 21:02:27,960 WARN L197 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-01-06 21:02:28,296 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-01-06 21:02:28,594 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2021-01-06 21:02:28,887 WARN L197 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2021-01-06 21:02:29,201 WARN L197 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2021-01-06 21:02:29,505 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2021-01-06 21:02:29,827 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-01-06 21:02:30,071 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2021-01-06 21:02:30,347 WARN L197 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2021-01-06 21:02:30,651 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2021-01-06 21:02:30,957 WARN L197 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2021-01-06 21:02:34,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:34,211 INFO L93 Difference]: Finished difference Result 921 states and 1240 transitions. [2021-01-06 21:02:34,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-01-06 21:02:34,213 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 69 [2021-01-06 21:02:34,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:34,214 INFO L225 Difference]: With dead ends: 921 [2021-01-06 21:02:34,214 INFO L226 Difference]: Without dead ends: 907 [2021-01-06 21:02:34,215 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=357, Invalid=1125, Unknown=0, NotChecked=0, Total=1482 [2021-01-06 21:02:34,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2021-01-06 21:02:34,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 285. [2021-01-06 21:02:34,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2021-01-06 21:02:34,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 355 transitions. [2021-01-06 21:02:34,339 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 355 transitions. Word has length 69 [2021-01-06 21:02:34,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:34,339 INFO L481 AbstractCegarLoop]: Abstraction has 285 states and 355 transitions. [2021-01-06 21:02:34,339 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2021-01-06 21:02:34,339 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 355 transitions. [2021-01-06 21:02:34,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 21:02:34,340 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:34,340 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 21:02:34,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-01-06 21:02:34,340 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 21:02:34,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:34,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1749160711, now seen corresponding path program 1 times [2021-01-06 21:02:34,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:34,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835699901] [2021-01-06 21:02:34,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:35,096 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 21:02:35,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835699901] [2021-01-06 21:02:35,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:35,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-01-06 21:02:35,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624909127] [2021-01-06 21:02:35,097 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-01-06 21:02:35,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:35,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-01-06 21:02:35,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2021-01-06 21:02:35,098 INFO L87 Difference]: Start difference. First operand 285 states and 355 transitions. Second operand 13 states. [2021-01-06 21:02:35,272 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2021-01-06 21:02:35,503 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2021-01-06 21:02:35,657 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 21 [2021-01-06 21:02:35,852 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 24 [2021-01-06 21:02:36,164 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-01-06 21:02:36,430 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-01-06 21:02:36,699 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2021-01-06 21:02:37,034 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2021-01-06 21:02:38,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:38,084 INFO L93 Difference]: Finished difference Result 577 states and 756 transitions. [2021-01-06 21:02:38,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 21:02:38,086 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 69 [2021-01-06 21:02:38,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:38,087 INFO L225 Difference]: With dead ends: 577 [2021-01-06 21:02:38,087 INFO L226 Difference]: Without dead ends: 559 [2021-01-06 21:02:38,088 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=132, Invalid=374, Unknown=0, NotChecked=0, Total=506 [2021-01-06 21:02:38,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2021-01-06 21:02:38,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 267. [2021-01-06 21:02:38,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2021-01-06 21:02:38,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 336 transitions. [2021-01-06 21:02:38,207 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 336 transitions. Word has length 69 [2021-01-06 21:02:38,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:38,207 INFO L481 AbstractCegarLoop]: Abstraction has 267 states and 336 transitions. [2021-01-06 21:02:38,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2021-01-06 21:02:38,207 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 336 transitions. [2021-01-06 21:02:38,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 21:02:38,207 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:38,207 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 21:02:38,208 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-01-06 21:02:38,208 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 21:02:38,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:38,208 INFO L82 PathProgramCache]: Analyzing trace with hash -957086542, now seen corresponding path program 1 times [2021-01-06 21:02:38,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:38,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482523546] [2021-01-06 21:02:38,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:38,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:38,558 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 21:02:38,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482523546] [2021-01-06 21:02:38,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:38,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 21:02:38,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817133779] [2021-01-06 21:02:38,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:02:38,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:38,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:02:38,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:02:38,560 INFO L87 Difference]: Start difference. First operand 267 states and 336 transitions. Second operand 11 states. [2021-01-06 21:02:38,690 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2021-01-06 21:02:39,006 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2021-01-06 21:02:39,438 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2021-01-06 21:02:39,891 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2021-01-06 21:02:40,176 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2021-01-06 21:02:40,842 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2021-01-06 21:02:41,181 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2021-01-06 21:02:43,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:43,586 INFO L93 Difference]: Finished difference Result 1512 states and 2126 transitions. [2021-01-06 21:02:43,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-01-06 21:02:43,588 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2021-01-06 21:02:43,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:43,591 INFO L225 Difference]: With dead ends: 1512 [2021-01-06 21:02:43,591 INFO L226 Difference]: Without dead ends: 1379 [2021-01-06 21:02:43,592 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2021-01-06 21:02:43,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1379 states. [2021-01-06 21:02:43,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1379 to 272. [2021-01-06 21:02:43,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2021-01-06 21:02:43,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 341 transitions. [2021-01-06 21:02:43,754 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 341 transitions. Word has length 70 [2021-01-06 21:02:43,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:43,754 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 341 transitions. [2021-01-06 21:02:43,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:02:43,754 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 341 transitions. [2021-01-06 21:02:43,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 21:02:43,754 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:43,755 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 21:02:43,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-01-06 21:02:43,755 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 21:02:43,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:43,755 INFO L82 PathProgramCache]: Analyzing trace with hash -195116297, now seen corresponding path program 1 times [2021-01-06 21:02:43,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:43,755 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254184987] [2021-01-06 21:02:43,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:45,511 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 21:02:45,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254184987] [2021-01-06 21:02:45,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:45,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-01-06 21:02:45,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630242357] [2021-01-06 21:02:45,512 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-01-06 21:02:45,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:45,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-01-06 21:02:45,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2021-01-06 21:02:45,512 INFO L87 Difference]: Start difference. First operand 272 states and 341 transitions. Second operand 20 states. [2021-01-06 21:02:45,729 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2021-01-06 21:02:46,209 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2021-01-06 21:02:46,438 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2021-01-06 21:02:46,759 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2021-01-06 21:02:47,083 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2021-01-06 21:02:47,428 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2021-01-06 21:02:47,814 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2021-01-06 21:02:48,185 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2021-01-06 21:02:48,837 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2021-01-06 21:02:49,393 WARN L197 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2021-01-06 21:02:50,043 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2021-01-06 21:02:50,478 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2021-01-06 21:02:53,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:53,031 INFO L93 Difference]: Finished difference Result 680 states and 909 transitions. [2021-01-06 21:02:53,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-01-06 21:02:53,033 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 70 [2021-01-06 21:02:53,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:53,034 INFO L225 Difference]: With dead ends: 680 [2021-01-06 21:02:53,034 INFO L226 Difference]: Without dead ends: 558 [2021-01-06 21:02:53,036 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=262, Invalid=998, Unknown=0, NotChecked=0, Total=1260 [2021-01-06 21:02:53,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2021-01-06 21:02:53,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 241. [2021-01-06 21:02:53,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2021-01-06 21:02:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 304 transitions. [2021-01-06 21:02:53,197 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 304 transitions. Word has length 70 [2021-01-06 21:02:53,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:53,198 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 304 transitions. [2021-01-06 21:02:53,198 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2021-01-06 21:02:53,198 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 304 transitions. [2021-01-06 21:02:53,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 21:02:53,198 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:53,198 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 21:02:53,199 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-01-06 21:02:53,199 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 21:02:53,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:53,199 INFO L82 PathProgramCache]: Analyzing trace with hash -1970965838, now seen corresponding path program 1 times [2021-01-06 21:02:53,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:53,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702753894] [2021-01-06 21:02:53,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:53,494 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 21:02:53,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702753894] [2021-01-06 21:02:53,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:53,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-01-06 21:02:53,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371832701] [2021-01-06 21:02:53,495 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-01-06 21:02:53,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:53,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-01-06 21:02:53,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-01-06 21:02:53,496 INFO L87 Difference]: Start difference. First operand 241 states and 304 transitions. Second operand 11 states. [2021-01-06 21:02:53,879 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2021-01-06 21:02:54,302 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-01-06 21:02:55,319 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2021-01-06 21:02:56,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:56,681 INFO L93 Difference]: Finished difference Result 687 states and 928 transitions. [2021-01-06 21:02:56,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-01-06 21:02:56,683 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2021-01-06 21:02:56,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:56,684 INFO L225 Difference]: With dead ends: 687 [2021-01-06 21:02:56,684 INFO L226 Difference]: Without dead ends: 679 [2021-01-06 21:02:56,685 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=204, Invalid=552, Unknown=0, NotChecked=0, Total=756 [2021-01-06 21:02:56,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2021-01-06 21:02:56,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 246. [2021-01-06 21:02:56,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2021-01-06 21:02:56,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 308 transitions. [2021-01-06 21:02:56,848 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 308 transitions. Word has length 70 [2021-01-06 21:02:56,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:56,849 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 308 transitions. [2021-01-06 21:02:56,849 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-01-06 21:02:56,849 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 308 transitions. [2021-01-06 21:02:56,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-01-06 21:02:56,849 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:56,849 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, 1] [2021-01-06 21:02:56,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-01-06 21:02:56,850 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 21:02:56,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:56,850 INFO L82 PathProgramCache]: Analyzing trace with hash 1208388672, now seen corresponding path program 1 times [2021-01-06 21:02:56,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:56,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74349487] [2021-01-06 21:02:56,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:57,100 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 21:02:57,100 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74349487] [2021-01-06 21:02:57,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:57,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:02:57,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350466028] [2021-01-06 21:02:57,101 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:02:57,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:57,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:02:57,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:02:57,102 INFO L87 Difference]: Start difference. First operand 246 states and 308 transitions. Second operand 9 states. [2021-01-06 21:02:58,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:02:58,822 INFO L93 Difference]: Finished difference Result 536 states and 706 transitions. [2021-01-06 21:02:58,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-01-06 21:02:58,825 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2021-01-06 21:02:58,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:02:58,826 INFO L225 Difference]: With dead ends: 536 [2021-01-06 21:02:58,827 INFO L226 Difference]: Without dead ends: 403 [2021-01-06 21:02:58,827 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2021-01-06 21:02:58,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2021-01-06 21:02:58,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 241. [2021-01-06 21:02:58,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2021-01-06 21:02:58,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 302 transitions. [2021-01-06 21:02:58,969 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 302 transitions. Word has length 71 [2021-01-06 21:02:58,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:02:58,970 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 302 transitions. [2021-01-06 21:02:58,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:02:58,970 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 302 transitions. [2021-01-06 21:02:58,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-01-06 21:02:58,970 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:02:58,970 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, 1] [2021-01-06 21:02:58,970 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-01-06 21:02:58,970 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 21:02:58,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:02:58,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1613418429, now seen corresponding path program 1 times [2021-01-06 21:02:58,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:02:58,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523345224] [2021-01-06 21:02:58,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:02:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:02:59,203 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 21:02:59,204 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523345224] [2021-01-06 21:02:59,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:02:59,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 21:02:59,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430986091] [2021-01-06 21:02:59,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-06 21:02:59,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:02:59,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-06 21:02:59,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-01-06 21:02:59,205 INFO L87 Difference]: Start difference. First operand 241 states and 302 transitions. Second operand 9 states. [2021-01-06 21:03:01,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:03:01,047 INFO L93 Difference]: Finished difference Result 398 states and 511 transitions. [2021-01-06 21:03:01,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-01-06 21:03:01,049 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2021-01-06 21:03:01,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:03:01,050 INFO L225 Difference]: With dead ends: 398 [2021-01-06 21:03:01,050 INFO L226 Difference]: Without dead ends: 390 [2021-01-06 21:03:01,050 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-01-06 21:03:01,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-01-06 21:03:01,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 236. [2021-01-06 21:03:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2021-01-06 21:03:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 296 transitions. [2021-01-06 21:03:01,165 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 296 transitions. Word has length 71 [2021-01-06 21:03:01,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:03:01,165 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 296 transitions. [2021-01-06 21:03:01,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-01-06 21:03:01,166 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 296 transitions. [2021-01-06 21:03:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-01-06 21:03:01,166 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:03:01,166 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, 1, 1] [2021-01-06 21:03:01,166 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-01-06 21:03:01,166 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 21:03:01,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:03:01,166 INFO L82 PathProgramCache]: Analyzing trace with hash -918116841, now seen corresponding path program 1 times [2021-01-06 21:03:01,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:03:01,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538631525] [2021-01-06 21:03:01,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:03:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:03:02,844 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 21:03:02,845 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538631525] [2021-01-06 21:03:02,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:03:02,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-01-06 21:03:02,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880191051] [2021-01-06 21:03:02,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-01-06 21:03:02,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:03:02,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-01-06 21:03:02,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2021-01-06 21:03:02,846 INFO L87 Difference]: Start difference. First operand 236 states and 296 transitions. Second operand 23 states. [2021-01-06 21:03:03,422 WARN L197 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 86 [2021-01-06 21:03:03,745 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2021-01-06 21:03:03,978 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2021-01-06 21:03:04,256 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2021-01-06 21:03:04,584 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37