/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-dcfa08f [2020-12-23 11:06:40,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 11:06:40,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 11:06:40,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 11:06:40,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 11:06:40,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 11:06:40,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 11:06:40,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 11:06:40,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 11:06:40,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 11:06:40,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 11:06:40,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 11:06:40,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 11:06:40,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 11:06:40,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 11:06:40,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 11:06:40,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 11:06:40,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 11:06:40,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 11:06:40,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 11:06:40,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 11:06:40,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 11:06:40,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 11:06:40,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 11:06:40,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 11:06:40,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 11:06:40,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 11:06:40,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 11:06:40,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 11:06:40,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 11:06:40,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 11:06:40,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 11:06:40,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 11:06:40,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 11:06:40,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 11:06:40,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 11:06:40,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 11:06:40,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 11:06:40,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 11:06:40,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 11:06:40,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 11:06:40,640 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 11:06:40,689 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 11:06:40,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 11:06:40,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 11:06:40,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 11:06:40,695 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 11:06:40,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 11:06:40,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 11:06:40,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 11:06:40,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 11:06:40,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 11:06:40,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 11:06:40,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 11:06:40,698 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 11:06:40,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 11:06:40,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 11:06:40,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 11:06:40,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 11:06:40,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 11:06:40,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 11:06:40,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 11:06:40,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 11:06:40,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 11:06:40,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 11:06:40,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 11:06:40,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 11:06:40,701 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 11:06:41,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 11:06:41,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 11:06:41,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 11:06:41,197 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 11:06:41,198 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 11:06:41,199 INFO L432 ainManager$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 [2020-12-23 11:06:41,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/d59528d02/1a2a675ba84f4c579c8d8b1ac35a079d/FLAG3b7e7a5db [2020-12-23 11:06:42,205 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 11:06:42,206 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 [2020-12-23 11:06:42,244 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/d59528d02/1a2a675ba84f4c579c8d8b1ac35a079d/FLAG3b7e7a5db [2020-12-23 11:06:42,345 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/d59528d02/1a2a675ba84f4c579c8d8b1ac35a079d [2020-12-23 11:06:42,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 11:06:42,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 11:06:42,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 11:06:42,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 11:06:42,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 11:06:42,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 11:06:42" (1/1) ... [2020-12-23 11:06:42,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c67c9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:42, skipping insertion in model container [2020-12-23 11:06:42,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 11:06:42" (1/1) ... [2020-12-23 11:06:42,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 11:06:42,527 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,] [2020-12-23 11:06:43,072 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,] [2020-12-23 11:06:43,142 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,] [2020-12-23 11:06:43,197 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,] [2020-12-23 11:06:43,235 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,] [2020-12-23 11:06:43,279 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,] [2020-12-23 11:06:43,308 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,] [2020-12-23 11:06:43,341 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,] [2020-12-23 11:06:43,355 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,] [2020-12-23 11:06:43,370 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,] [2020-12-23 11:06:43,384 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,] [2020-12-23 11:06:43,399 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] [2020-12-23 11:06:43,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 11:06:43,454 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,] [2020-12-23 11:06:43,577 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,] [2020-12-23 11:06:43,602 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,] [2020-12-23 11:06:43,634 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,] [2020-12-23 11:06:43,663 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,] [2020-12-23 11:06:43,685 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,] [2020-12-23 11:06:43,702 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,] [2020-12-23 11:06:43,722 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,] [2020-12-23 11:06:43,741 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,] [2020-12-23 11:06:43,756 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,] [2020-12-23 11:06:43,770 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,] [2020-12-23 11:06:43,790 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] [2020-12-23 11:06:43,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 11:06:43,853 INFO L208 MainTranslator]: Completed translation [2020-12-23 11:06:43,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43 WrapperNode [2020-12-23 11:06:43,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 11:06:43,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 11:06:43,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 11:06:43,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 11:06:43,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (1/1) ... [2020-12-23 11:06:43,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (1/1) ... [2020-12-23 11:06:44,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 11:06:44,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 11:06:44,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 11:06:44,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 11:06:44,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (1/1) ... [2020-12-23 11:06:44,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (1/1) ... [2020-12-23 11:06:44,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (1/1) ... [2020-12-23 11:06:44,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (1/1) ... [2020-12-23 11:06:44,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (1/1) ... [2020-12-23 11:06:44,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (1/1) ... [2020-12-23 11:06:44,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (1/1) ... [2020-12-23 11:06:44,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 11:06:44,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 11:06:44,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 11:06:44,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 11:06:44,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (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 [2020-12-23 11:06:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 11:06:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 11:06:44,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 11:06:44,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 11:06:46,647 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 11:06:46,648 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2020-12-23 11:06:46,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 11:06:46 BoogieIcfgContainer [2020-12-23 11:06:46,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 11:06:46,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 11:06:46,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 11:06:46,661 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 11:06:46,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 11:06:42" (1/3) ... [2020-12-23 11:06:46,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf480f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 11:06:46, skipping insertion in model container [2020-12-23 11:06:46,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 11:06:43" (2/3) ... [2020-12-23 11:06:46,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf480f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 11:06:46, skipping insertion in model container [2020-12-23 11:06:46,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 11:06:46" (3/3) ... [2020-12-23 11:06:46,664 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_lcr.4.ufo.BOUNDED-8.pals.c.v+sep-reducer.c [2020-12-23 11:06:46,672 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 11:06:46,679 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2020-12-23 11:06:46,700 INFO L253 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2020-12-23 11:06:46,750 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 11:06:46,750 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 11:06:46,751 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 11:06:46,751 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 11:06:46,751 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 11:06:46,751 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 11:06:46,751 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 11:06:46,751 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 11:06:46,792 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states. [2020-12-23 11:06:46,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-23 11:06:46,812 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:46,814 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] [2020-12-23 11:06:46,814 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]=== [2020-12-23 11:06:46,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:46,820 INFO L82 PathProgramCache]: Analyzing trace with hash 646480323, now seen corresponding path program 1 times [2020-12-23 11:06:46,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:46,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039929511] [2020-12-23 11:06:46,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:47,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:47,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039929511] [2020-12-23 11:06:47,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:47,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 11:06:47,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494891411] [2020-12-23 11:06:47,434 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 11:06:47,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:47,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 11:06:47,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-12-23 11:06:47,456 INFO L87 Difference]: Start difference. First operand 570 states. Second operand 6 states. [2020-12-23 11:06:48,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:48,321 INFO L93 Difference]: Finished difference Result 898 states and 1501 transitions. [2020-12-23 11:06:48,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 11:06:48,323 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-12-23 11:06:48,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:48,381 INFO L225 Difference]: With dead ends: 898 [2020-12-23 11:06:48,382 INFO L226 Difference]: Without dead ends: 616 [2020-12-23 11:06:48,393 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 [2020-12-23 11:06:48,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2020-12-23 11:06:48,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 571. [2020-12-23 11:06:48,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2020-12-23 11:06:48,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 725 transitions. [2020-12-23 11:06:48,498 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 725 transitions. Word has length 60 [2020-12-23 11:06:48,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:48,499 INFO L481 AbstractCegarLoop]: Abstraction has 571 states and 725 transitions. [2020-12-23 11:06:48,499 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 11:06:48,499 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 725 transitions. [2020-12-23 11:06:48,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-23 11:06:48,503 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:48,504 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] [2020-12-23 11:06:48,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 11:06:48,504 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]=== [2020-12-23 11:06:48,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:48,505 INFO L82 PathProgramCache]: Analyzing trace with hash 221242932, now seen corresponding path program 1 times [2020-12-23 11:06:48,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:48,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871881721] [2020-12-23 11:06:48,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:48,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:48,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871881721] [2020-12-23 11:06:48,647 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:48,647 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 11:06:48,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220427569] [2020-12-23 11:06:48,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 11:06:48,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:48,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 11:06:48,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 11:06:48,652 INFO L87 Difference]: Start difference. First operand 571 states and 725 transitions. Second operand 5 states. [2020-12-23 11:06:49,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:49,010 INFO L93 Difference]: Finished difference Result 720 states and 926 transitions. [2020-12-23 11:06:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 11:06:49,012 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-12-23 11:06:49,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:49,015 INFO L225 Difference]: With dead ends: 720 [2020-12-23 11:06:49,015 INFO L226 Difference]: Without dead ends: 419 [2020-12-23 11:06:49,018 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 [2020-12-23 11:06:49,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2020-12-23 11:06:49,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 419. [2020-12-23 11:06:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2020-12-23 11:06:49,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 531 transitions. [2020-12-23 11:06:49,065 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 531 transitions. Word has length 60 [2020-12-23 11:06:49,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:49,066 INFO L481 AbstractCegarLoop]: Abstraction has 419 states and 531 transitions. [2020-12-23 11:06:49,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 11:06:49,066 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 531 transitions. [2020-12-23 11:06:49,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-23 11:06:49,070 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:49,070 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] [2020-12-23 11:06:49,071 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 11:06:49,072 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]=== [2020-12-23 11:06:49,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:49,073 INFO L82 PathProgramCache]: Analyzing trace with hash 2145290279, now seen corresponding path program 1 times [2020-12-23 11:06:49,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:49,074 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110928559] [2020-12-23 11:06:49,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:49,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:49,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110928559] [2020-12-23 11:06:49,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:49,317 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 11:06:49,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194054563] [2020-12-23 11:06:49,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 11:06:49,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:49,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 11:06:49,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 11:06:49,325 INFO L87 Difference]: Start difference. First operand 419 states and 531 transitions. Second operand 5 states. [2020-12-23 11:06:49,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:49,636 INFO L93 Difference]: Finished difference Result 623 states and 806 transitions. [2020-12-23 11:06:49,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 11:06:49,637 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-12-23 11:06:49,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:49,639 INFO L225 Difference]: With dead ends: 623 [2020-12-23 11:06:49,639 INFO L226 Difference]: Without dead ends: 370 [2020-12-23 11:06:49,640 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 [2020-12-23 11:06:49,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2020-12-23 11:06:49,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 370. [2020-12-23 11:06:49,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 370 states. [2020-12-23 11:06:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 472 transitions. [2020-12-23 11:06:49,665 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 472 transitions. Word has length 60 [2020-12-23 11:06:49,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:49,665 INFO L481 AbstractCegarLoop]: Abstraction has 370 states and 472 transitions. [2020-12-23 11:06:49,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 11:06:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 472 transitions. [2020-12-23 11:06:49,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-23 11:06:49,667 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:49,667 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] [2020-12-23 11:06:49,667 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 11:06:49,667 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]=== [2020-12-23 11:06:49,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:49,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1041917683, now seen corresponding path program 1 times [2020-12-23 11:06:49,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:49,669 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450614218] [2020-12-23 11:06:49,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:49,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:49,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450614218] [2020-12-23 11:06:49,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:49,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 11:06:49,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860359840] [2020-12-23 11:06:49,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 11:06:49,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:49,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 11:06:49,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 11:06:49,753 INFO L87 Difference]: Start difference. First operand 370 states and 472 transitions. Second operand 5 states. [2020-12-23 11:06:49,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:49,979 INFO L93 Difference]: Finished difference Result 551 states and 713 transitions. [2020-12-23 11:06:49,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 11:06:49,980 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 62 [2020-12-23 11:06:49,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:49,982 INFO L225 Difference]: With dead ends: 551 [2020-12-23 11:06:49,983 INFO L226 Difference]: Without dead ends: 329 [2020-12-23 11:06:49,984 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 [2020-12-23 11:06:49,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-12-23 11:06:50,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2020-12-23 11:06:50,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 11:06:50,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 419 transitions. [2020-12-23 11:06:50,008 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 419 transitions. Word has length 62 [2020-12-23 11:06:50,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:50,009 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 419 transitions. [2020-12-23 11:06:50,009 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 11:06:50,009 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 419 transitions. [2020-12-23 11:06:50,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-23 11:06:50,010 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:50,010 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] [2020-12-23 11:06:50,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 11:06:50,011 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]=== [2020-12-23 11:06:50,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:50,012 INFO L82 PathProgramCache]: Analyzing trace with hash -699288056, now seen corresponding path program 1 times [2020-12-23 11:06:50,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:50,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650809595] [2020-12-23 11:06:50,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:50,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:50,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650809595] [2020-12-23 11:06:50,230 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:50,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:06:50,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850585845] [2020-12-23 11:06:50,231 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:06:50,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:50,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:06:50,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:06:50,233 INFO L87 Difference]: Start difference. First operand 329 states and 419 transitions. Second operand 9 states. [2020-12-23 11:06:51,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:51,226 INFO L93 Difference]: Finished difference Result 847 states and 1148 transitions. [2020-12-23 11:06:51,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:06:51,227 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-12-23 11:06:51,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:51,232 INFO L225 Difference]: With dead ends: 847 [2020-12-23 11:06:51,233 INFO L226 Difference]: Without dead ends: 736 [2020-12-23 11:06:51,234 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 [2020-12-23 11:06:51,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2020-12-23 11:06:51,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 329. [2020-12-23 11:06:51,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 11:06:51,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 418 transitions. [2020-12-23 11:06:51,269 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 418 transitions. Word has length 64 [2020-12-23 11:06:51,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:51,270 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 418 transitions. [2020-12-23 11:06:51,270 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:06:51,270 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 418 transitions. [2020-12-23 11:06:51,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-23 11:06:51,271 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:51,271 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] [2020-12-23 11:06:51,271 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 11:06:51,272 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]=== [2020-12-23 11:06:51,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:51,272 INFO L82 PathProgramCache]: Analyzing trace with hash 1491143368, now seen corresponding path program 1 times [2020-12-23 11:06:51,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:51,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465817293] [2020-12-23 11:06:51,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:51,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:51,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:51,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465817293] [2020-12-23 11:06:51,430 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:51,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:06:51,431 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743108837] [2020-12-23 11:06:51,431 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:06:51,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:51,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:06:51,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:06:51,432 INFO L87 Difference]: Start difference. First operand 329 states and 418 transitions. Second operand 9 states. [2020-12-23 11:06:52,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:52,395 INFO L93 Difference]: Finished difference Result 896 states and 1213 transitions. [2020-12-23 11:06:52,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:06:52,396 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-12-23 11:06:52,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:52,401 INFO L225 Difference]: With dead ends: 896 [2020-12-23 11:06:52,401 INFO L226 Difference]: Without dead ends: 748 [2020-12-23 11:06:52,402 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 [2020-12-23 11:06:52,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 748 states. [2020-12-23 11:06:52,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 748 to 329. [2020-12-23 11:06:52,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 11:06:52,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 417 transitions. [2020-12-23 11:06:52,437 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 417 transitions. Word has length 64 [2020-12-23 11:06:52,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:52,437 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 417 transitions. [2020-12-23 11:06:52,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:06:52,438 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 417 transitions. [2020-12-23 11:06:52,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-23 11:06:52,439 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:52,439 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] [2020-12-23 11:06:52,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 11:06:52,439 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]=== [2020-12-23 11:06:52,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:52,440 INFO L82 PathProgramCache]: Analyzing trace with hash 1796013608, now seen corresponding path program 1 times [2020-12-23 11:06:52,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:52,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860264683] [2020-12-23 11:06:52,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:52,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860264683] [2020-12-23 11:06:52,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:52,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:06:52,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478279585] [2020-12-23 11:06:52,595 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:06:52,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:52,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:06:52,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:06:52,596 INFO L87 Difference]: Start difference. First operand 329 states and 417 transitions. Second operand 9 states. [2020-12-23 11:06:53,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:53,578 INFO L93 Difference]: Finished difference Result 868 states and 1177 transitions. [2020-12-23 11:06:53,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:06:53,578 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-12-23 11:06:53,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:53,583 INFO L225 Difference]: With dead ends: 868 [2020-12-23 11:06:53,583 INFO L226 Difference]: Without dead ends: 749 [2020-12-23 11:06:53,584 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 [2020-12-23 11:06:53,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2020-12-23 11:06:53,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 329. [2020-12-23 11:06:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 11:06:53,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 416 transitions. [2020-12-23 11:06:53,619 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 416 transitions. Word has length 64 [2020-12-23 11:06:53,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:53,620 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 416 transitions. [2020-12-23 11:06:53,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:06:53,620 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 416 transitions. [2020-12-23 11:06:53,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-23 11:06:53,621 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:53,621 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] [2020-12-23 11:06:53,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 11:06:53,622 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]=== [2020-12-23 11:06:53,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:53,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1577721816, now seen corresponding path program 1 times [2020-12-23 11:06:53,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:53,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642336800] [2020-12-23 11:06:53,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:53,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:53,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642336800] [2020-12-23 11:06:53,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:53,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 11:06:53,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153980879] [2020-12-23 11:06:53,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 11:06:53,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:53,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 11:06:53,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-23 11:06:53,814 INFO L87 Difference]: Start difference. First operand 329 states and 416 transitions. Second operand 8 states. [2020-12-23 11:06:54,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:54,350 INFO L93 Difference]: Finished difference Result 626 states and 799 transitions. [2020-12-23 11:06:54,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 11:06:54,351 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 64 [2020-12-23 11:06:54,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:54,354 INFO L225 Difference]: With dead ends: 626 [2020-12-23 11:06:54,354 INFO L226 Difference]: Without dead ends: 426 [2020-12-23 11:06:54,355 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2020-12-23 11:06:54,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2020-12-23 11:06:54,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 329. [2020-12-23 11:06:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 11:06:54,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 415 transitions. [2020-12-23 11:06:54,393 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 415 transitions. Word has length 64 [2020-12-23 11:06:54,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:54,394 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 415 transitions. [2020-12-23 11:06:54,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 11:06:54,394 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 415 transitions. [2020-12-23 11:06:54,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 11:06:54,395 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:54,395 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] [2020-12-23 11:06:54,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 11:06:54,396 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]=== [2020-12-23 11:06:54,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:54,396 INFO L82 PathProgramCache]: Analyzing trace with hash -295025225, now seen corresponding path program 1 times [2020-12-23 11:06:54,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:54,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878959337] [2020-12-23 11:06:54,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:54,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:54,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878959337] [2020-12-23 11:06:54,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:54,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:06:54,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471186166] [2020-12-23 11:06:54,540 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:06:54,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:54,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:06:54,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:06:54,541 INFO L87 Difference]: Start difference. First operand 329 states and 415 transitions. Second operand 9 states. [2020-12-23 11:06:55,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:55,625 INFO L93 Difference]: Finished difference Result 844 states and 1141 transitions. [2020-12-23 11:06:55,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:06:55,625 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-12-23 11:06:55,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:55,630 INFO L225 Difference]: With dead ends: 844 [2020-12-23 11:06:55,630 INFO L226 Difference]: Without dead ends: 736 [2020-12-23 11:06:55,631 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 [2020-12-23 11:06:55,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2020-12-23 11:06:55,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 329. [2020-12-23 11:06:55,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 11:06:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 414 transitions. [2020-12-23 11:06:55,673 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 414 transitions. Word has length 65 [2020-12-23 11:06:55,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:55,673 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 414 transitions. [2020-12-23 11:06:55,673 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:06:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 414 transitions. [2020-12-23 11:06:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 11:06:55,674 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:55,674 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] [2020-12-23 11:06:55,674 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 11:06:55,675 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]=== [2020-12-23 11:06:55,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:55,675 INFO L82 PathProgramCache]: Analyzing trace with hash -168692467, now seen corresponding path program 1 times [2020-12-23 11:06:55,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:55,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252212885] [2020-12-23 11:06:55,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:55,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:55,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:55,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252212885] [2020-12-23 11:06:55,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:55,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:06:55,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463867860] [2020-12-23 11:06:55,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:06:55,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:55,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:06:55,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:06:55,840 INFO L87 Difference]: Start difference. First operand 329 states and 414 transitions. Second operand 9 states. [2020-12-23 11:06:56,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:56,922 INFO L93 Difference]: Finished difference Result 768 states and 1022 transitions. [2020-12-23 11:06:56,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:06:56,923 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 66 [2020-12-23 11:06:56,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:56,929 INFO L225 Difference]: With dead ends: 768 [2020-12-23 11:06:56,929 INFO L226 Difference]: Without dead ends: 749 [2020-12-23 11:06:56,930 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 [2020-12-23 11:06:56,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2020-12-23 11:06:56,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 329. [2020-12-23 11:06:56,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 11:06:56,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 413 transitions. [2020-12-23 11:06:56,981 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 413 transitions. Word has length 66 [2020-12-23 11:06:56,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:56,981 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 413 transitions. [2020-12-23 11:06:56,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:06:56,981 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 413 transitions. [2020-12-23 11:06:56,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 11:06:56,982 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:56,983 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] [2020-12-23 11:06:56,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 11:06:56,983 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]=== [2020-12-23 11:06:56,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:56,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1424145869, now seen corresponding path program 1 times [2020-12-23 11:06:56,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:56,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593808526] [2020-12-23 11:06:56,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:57,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:57,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593808526] [2020-12-23 11:06:57,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:57,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:06:57,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079199814] [2020-12-23 11:06:57,130 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:06:57,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:57,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:06:57,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:06:57,131 INFO L87 Difference]: Start difference. First operand 329 states and 413 transitions. Second operand 9 states. [2020-12-23 11:06:58,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:06:58,291 INFO L93 Difference]: Finished difference Result 742 states and 985 transitions. [2020-12-23 11:06:58,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:06:58,292 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 66 [2020-12-23 11:06:58,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:06:58,296 INFO L225 Difference]: With dead ends: 742 [2020-12-23 11:06:58,296 INFO L226 Difference]: Without dead ends: 736 [2020-12-23 11:06:58,297 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 [2020-12-23 11:06:58,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2020-12-23 11:06:58,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 329. [2020-12-23 11:06:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2020-12-23 11:06:58,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 412 transitions. [2020-12-23 11:06:58,342 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 412 transitions. Word has length 66 [2020-12-23 11:06:58,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:06:58,343 INFO L481 AbstractCegarLoop]: Abstraction has 329 states and 412 transitions. [2020-12-23 11:06:58,343 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:06:58,343 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 412 transitions. [2020-12-23 11:06:58,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 11:06:58,344 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:06:58,344 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] [2020-12-23 11:06:58,344 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 11:06:58,344 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]=== [2020-12-23 11:06:58,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:06:58,345 INFO L82 PathProgramCache]: Analyzing trace with hash -155488627, now seen corresponding path program 1 times [2020-12-23 11:06:58,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:06:58,345 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679969804] [2020-12-23 11:06:58,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:06:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:06:58,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:06:58,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679969804] [2020-12-23 11:06:58,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:06:58,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-12-23 11:06:58,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126008069] [2020-12-23 11:06:58,544 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-23 11:06:58,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:06:58,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-23 11:06:58,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-12-23 11:06:58,546 INFO L87 Difference]: Start difference. First operand 329 states and 412 transitions. Second operand 10 states. [2020-12-23 11:07:00,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:07:00,433 INFO L93 Difference]: Finished difference Result 1169 states and 1580 transitions. [2020-12-23 11:07:00,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-12-23 11:07:00,434 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2020-12-23 11:07:00,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:07:00,439 INFO L225 Difference]: With dead ends: 1169 [2020-12-23 11:07:00,439 INFO L226 Difference]: Without dead ends: 1012 [2020-12-23 11:07:00,440 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=176, Invalid=526, Unknown=0, NotChecked=0, Total=702 [2020-12-23 11:07:00,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2020-12-23 11:07:00,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 334. [2020-12-23 11:07:00,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2020-12-23 11:07:00,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 417 transitions. [2020-12-23 11:07:00,515 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 417 transitions. Word has length 66 [2020-12-23 11:07:00,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:07:00,515 INFO L481 AbstractCegarLoop]: Abstraction has 334 states and 417 transitions. [2020-12-23 11:07:00,515 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-12-23 11:07:00,515 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 417 transitions. [2020-12-23 11:07:00,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 11:07:00,516 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:07:00,517 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] [2020-12-23 11:07:00,517 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 11:07:00,517 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]=== [2020-12-23 11:07:00,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:07:00,517 INFO L82 PathProgramCache]: Analyzing trace with hash 2058619373, now seen corresponding path program 1 times [2020-12-23 11:07:00,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:07:00,518 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041573329] [2020-12-23 11:07:00,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:07:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:07:00,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:07:00,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041573329] [2020-12-23 11:07:00,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:07:00,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-23 11:07:00,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506756147] [2020-12-23 11:07:00,757 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-23 11:07:00,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:07:00,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-23 11:07:00,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-12-23 11:07:00,758 INFO L87 Difference]: Start difference. First operand 334 states and 417 transitions. Second operand 11 states. [2020-12-23 11:07:03,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:07:03,352 INFO L93 Difference]: Finished difference Result 1605 states and 2243 transitions. [2020-12-23 11:07:03,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-12-23 11:07:03,353 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 66 [2020-12-23 11:07:03,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:07:03,360 INFO L225 Difference]: With dead ends: 1605 [2020-12-23 11:07:03,360 INFO L226 Difference]: Without dead ends: 1481 [2020-12-23 11:07:03,361 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 [2020-12-23 11:07:03,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1481 states. [2020-12-23 11:07:03,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1481 to 339. [2020-12-23 11:07:03,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 339 states. [2020-12-23 11:07:03,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 422 transitions. [2020-12-23 11:07:03,429 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 422 transitions. Word has length 66 [2020-12-23 11:07:03,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:07:03,430 INFO L481 AbstractCegarLoop]: Abstraction has 339 states and 422 transitions. [2020-12-23 11:07:03,430 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-23 11:07:03,430 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 422 transitions. [2020-12-23 11:07:03,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-23 11:07:03,431 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:07:03,431 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] [2020-12-23 11:07:03,431 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 11:07:03,432 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]=== [2020-12-23 11:07:03,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:07:03,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1833305997, now seen corresponding path program 1 times [2020-12-23 11:07:03,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:07:03,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911108189] [2020-12-23 11:07:03,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:07:03,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:07:03,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:07:03,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911108189] [2020-12-23 11:07:03,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:07:03,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-23 11:07:03,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134191565] [2020-12-23 11:07:03,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-23 11:07:03,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:07:03,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-23 11:07:03,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-12-23 11:07:03,650 INFO L87 Difference]: Start difference. First operand 339 states and 422 transitions. Second operand 11 states. [2020-12-23 11:07:06,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:07:06,049 INFO L93 Difference]: Finished difference Result 1310 states and 1803 transitions. [2020-12-23 11:07:06,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-12-23 11:07:06,051 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 66 [2020-12-23 11:07:06,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:07:06,057 INFO L225 Difference]: With dead ends: 1310 [2020-12-23 11:07:06,057 INFO L226 Difference]: Without dead ends: 1304 [2020-12-23 11:07:06,058 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 [2020-12-23 11:07:06,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1304 states. [2020-12-23 11:07:06,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1304 to 344. [2020-12-23 11:07:06,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2020-12-23 11:07:06,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 427 transitions. [2020-12-23 11:07:06,133 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 427 transitions. Word has length 66 [2020-12-23 11:07:06,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:07:06,133 INFO L481 AbstractCegarLoop]: Abstraction has 344 states and 427 transitions. [2020-12-23 11:07:06,133 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-23 11:07:06,133 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 427 transitions. [2020-12-23 11:07:06,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 11:07:06,134 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:07:06,134 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] [2020-12-23 11:07:06,134 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 11:07:06,135 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]=== [2020-12-23 11:07:06,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:07:06,135 INFO L82 PathProgramCache]: Analyzing trace with hash 817551922, now seen corresponding path program 1 times [2020-12-23 11:07:06,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:07:06,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159589716] [2020-12-23 11:07:06,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:07:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:07:07,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:07:07,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159589716] [2020-12-23 11:07:07,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:07:07,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-12-23 11:07:07,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367959924] [2020-12-23 11:07:07,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-12-23 11:07:07,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:07:07,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-12-23 11:07:07,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=535, Unknown=0, NotChecked=0, Total=600 [2020-12-23 11:07:07,346 INFO L87 Difference]: Start difference. First operand 344 states and 427 transitions. Second operand 25 states. [2020-12-23 11:07:07,713 WARN L197 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 112 [2020-12-23 11:07:08,451 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-12-23 11:07:08,640 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2020-12-23 11:07:08,825 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-12-23 11:07:09,177 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-23 11:07:09,455 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-23 11:07:09,796 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 91 [2020-12-23 11:07:10,061 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-23 11:07:10,335 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-23 11:07:10,531 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2020-12-23 11:07:12,560 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2020-12-23 11:07:14,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:07:14,830 INFO L93 Difference]: Finished difference Result 1109 states and 1446 transitions. [2020-12-23 11:07:14,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-12-23 11:07:14,831 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2020-12-23 11:07:14,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:07:14,836 INFO L225 Difference]: With dead ends: 1109 [2020-12-23 11:07:14,836 INFO L226 Difference]: Without dead ends: 1003 [2020-12-23 11:07:14,837 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=384, Invalid=1968, Unknown=0, NotChecked=0, Total=2352 [2020-12-23 11:07:14,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1003 states. [2020-12-23 11:07:14,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1003 to 354. [2020-12-23 11:07:14,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2020-12-23 11:07:14,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 442 transitions. [2020-12-23 11:07:14,924 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 442 transitions. Word has length 67 [2020-12-23 11:07:14,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:07:14,924 INFO L481 AbstractCegarLoop]: Abstraction has 354 states and 442 transitions. [2020-12-23 11:07:14,924 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-12-23 11:07:14,925 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 442 transitions. [2020-12-23 11:07:14,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 11:07:14,926 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:07:14,926 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] [2020-12-23 11:07:14,926 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 11:07:14,926 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]=== [2020-12-23 11:07:14,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:07:14,927 INFO L82 PathProgramCache]: Analyzing trace with hash 2033916662, now seen corresponding path program 1 times [2020-12-23 11:07:14,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:07:14,927 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98330755] [2020-12-23 11:07:14,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:07:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:07:15,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:07:15,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98330755] [2020-12-23 11:07:15,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:07:15,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:07:15,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761045117] [2020-12-23 11:07:15,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:07:15,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:07:15,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:07:15,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:07:15,061 INFO L87 Difference]: Start difference. First operand 354 states and 442 transitions. Second operand 9 states. [2020-12-23 11:07:16,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:07:16,379 INFO L93 Difference]: Finished difference Result 914 states and 1220 transitions. [2020-12-23 11:07:16,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:07:16,379 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 67 [2020-12-23 11:07:16,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:07:16,382 INFO L225 Difference]: With dead ends: 914 [2020-12-23 11:07:16,382 INFO L226 Difference]: Without dead ends: 757 [2020-12-23 11:07:16,386 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 [2020-12-23 11:07:16,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 757 states. [2020-12-23 11:07:16,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 757 to 354. [2020-12-23 11:07:16,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2020-12-23 11:07:16,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 441 transitions. [2020-12-23 11:07:16,475 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 441 transitions. Word has length 67 [2020-12-23 11:07:16,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:07:16,476 INFO L481 AbstractCegarLoop]: Abstraction has 354 states and 441 transitions. [2020-12-23 11:07:16,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:07:16,476 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 441 transitions. [2020-12-23 11:07:16,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 11:07:16,477 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:07:16,477 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] [2020-12-23 11:07:16,477 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 11:07:16,478 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]=== [2020-12-23 11:07:16,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:07:16,478 INFO L82 PathProgramCache]: Analyzing trace with hash 167509874, now seen corresponding path program 1 times [2020-12-23 11:07:16,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:07:16,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807087192] [2020-12-23 11:07:16,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:07:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:07:17,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:07:17,712 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807087192] [2020-12-23 11:07:17,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:07:17,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-12-23 11:07:17,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687743177] [2020-12-23 11:07:17,713 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-12-23 11:07:17,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:07:17,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-12-23 11:07:17,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=542, Unknown=0, NotChecked=0, Total=600 [2020-12-23 11:07:17,714 INFO L87 Difference]: Start difference. First operand 354 states and 441 transitions. Second operand 25 states. [2020-12-23 11:07:18,164 WARN L197 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 118 [2020-12-23 11:07:18,640 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2020-12-23 11:07:18,842 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2020-12-23 11:07:19,039 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-12-23 11:07:19,415 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2020-12-23 11:07:19,729 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 73 [2020-12-23 11:07:20,097 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 87 [2020-12-23 11:07:20,395 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-23 11:07:20,671 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-23 11:07:20,973 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2020-12-23 11:07:21,280 WARN L197 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2020-12-23 11:07:21,538 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2020-12-23 11:07:23,368 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2020-12-23 11:07:28,113 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2020-12-23 11:07:29,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:07:29,305 INFO L93 Difference]: Finished difference Result 1944 states and 2688 transitions. [2020-12-23 11:07:29,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-12-23 11:07:29,305 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2020-12-23 11:07:29,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:07:29,312 INFO L225 Difference]: With dead ends: 1944 [2020-12-23 11:07:29,312 INFO L226 Difference]: Without dead ends: 1838 [2020-12-23 11:07:29,314 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=402, Invalid=1950, Unknown=0, NotChecked=0, Total=2352 [2020-12-23 11:07:29,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states. [2020-12-23 11:07:29,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 360. [2020-12-23 11:07:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-12-23 11:07:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 450 transitions. [2020-12-23 11:07:29,426 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 450 transitions. Word has length 67 [2020-12-23 11:07:29,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:07:29,426 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 450 transitions. [2020-12-23 11:07:29,427 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-12-23 11:07:29,427 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 450 transitions. [2020-12-23 11:07:29,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 11:07:29,428 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:07:29,428 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] [2020-12-23 11:07:29,428 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 11:07:29,429 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]=== [2020-12-23 11:07:29,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:07:29,429 INFO L82 PathProgramCache]: Analyzing trace with hash 620991698, now seen corresponding path program 1 times [2020-12-23 11:07:29,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:07:29,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748475032] [2020-12-23 11:07:29,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:07:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:07:30,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:07:30,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748475032] [2020-12-23 11:07:30,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:07:30,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-12-23 11:07:30,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102054779] [2020-12-23 11:07:30,642 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-12-23 11:07:30,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:07:30,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-12-23 11:07:30,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=536, Unknown=0, NotChecked=0, Total=600 [2020-12-23 11:07:30,644 INFO L87 Difference]: Start difference. First operand 360 states and 450 transitions. Second operand 25 states. [2020-12-23 11:07:31,130 WARN L197 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 113 [2020-12-23 11:07:31,760 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2020-12-23 11:07:31,971 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2020-12-23 11:07:32,190 WARN L197 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2020-12-23 11:07:32,397 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2020-12-23 11:07:32,770 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2020-12-23 11:07:33,088 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 74 [2020-12-23 11:07:33,466 WARN L197 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2020-12-23 11:07:33,752 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2020-12-23 11:07:34,036 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2020-12-23 11:07:34,343 WARN L197 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2020-12-23 11:07:34,708 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2020-12-23 11:07:34,985 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2020-12-23 11:07:35,294 WARN L197 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2020-12-23 11:07:35,616 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2020-12-23 11:07:35,911 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 54 [2020-12-23 11:07:36,250 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-12-23 11:07:36,878 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2020-12-23 11:07:37,493 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2020-12-23 11:07:37,681 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-12-23 11:07:40,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:07:40,333 INFO L93 Difference]: Finished difference Result 949 states and 1225 transitions. [2020-12-23 11:07:40,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-12-23 11:07:40,336 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2020-12-23 11:07:40,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:07:40,342 INFO L225 Difference]: With dead ends: 949 [2020-12-23 11:07:40,343 INFO L226 Difference]: Without dead ends: 843 [2020-12-23 11:07:40,344 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=490, Invalid=1862, Unknown=0, NotChecked=0, Total=2352 [2020-12-23 11:07:40,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2020-12-23 11:07:40,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 362. [2020-12-23 11:07:40,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-12-23 11:07:40,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 453 transitions. [2020-12-23 11:07:40,437 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 453 transitions. Word has length 67 [2020-12-23 11:07:40,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:07:40,437 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 453 transitions. [2020-12-23 11:07:40,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-12-23 11:07:40,437 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 453 transitions. [2020-12-23 11:07:40,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 11:07:40,438 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:07:40,439 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] [2020-12-23 11:07:40,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 11:07:40,439 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]=== [2020-12-23 11:07:40,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:07:40,440 INFO L82 PathProgramCache]: Analyzing trace with hash 484832194, now seen corresponding path program 1 times [2020-12-23 11:07:40,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:07:40,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454484300] [2020-12-23 11:07:40,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:07:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:07:40,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:07:40,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454484300] [2020-12-23 11:07:40,595 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:07:40,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:07:40,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933335794] [2020-12-23 11:07:40,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:07:40,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:07:40,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:07:40,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:07:40,598 INFO L87 Difference]: Start difference. First operand 362 states and 453 transitions. Second operand 9 states. [2020-12-23 11:07:42,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:07:42,062 INFO L93 Difference]: Finished difference Result 767 states and 1014 transitions. [2020-12-23 11:07:42,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:07:42,063 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 67 [2020-12-23 11:07:42,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:07:42,066 INFO L225 Difference]: With dead ends: 767 [2020-12-23 11:07:42,067 INFO L226 Difference]: Without dead ends: 761 [2020-12-23 11:07:42,067 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 [2020-12-23 11:07:42,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2020-12-23 11:07:42,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 362. [2020-12-23 11:07:42,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 362 states. [2020-12-23 11:07:42,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 452 transitions. [2020-12-23 11:07:42,177 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 452 transitions. Word has length 67 [2020-12-23 11:07:42,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:07:42,178 INFO L481 AbstractCegarLoop]: Abstraction has 362 states and 452 transitions. [2020-12-23 11:07:42,178 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:07:42,178 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 452 transitions. [2020-12-23 11:07:42,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 11:07:42,179 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:07:42,179 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] [2020-12-23 11:07:42,179 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 11:07:42,180 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]=== [2020-12-23 11:07:42,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:07:42,180 INFO L82 PathProgramCache]: Analyzing trace with hash 1282574002, now seen corresponding path program 1 times [2020-12-23 11:07:42,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:07:42,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215301924] [2020-12-23 11:07:42,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:07:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:07:43,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:07:43,528 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215301924] [2020-12-23 11:07:43,528 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:07:43,528 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-12-23 11:07:43,528 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696569633] [2020-12-23 11:07:43,529 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-12-23 11:07:43,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:07:43,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-12-23 11:07:43,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=545, Unknown=0, NotChecked=0, Total=600 [2020-12-23 11:07:43,530 INFO L87 Difference]: Start difference. First operand 362 states and 452 transitions. Second operand 25 states. [2020-12-23 11:07:44,072 WARN L197 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 120 [2020-12-23 11:07:44,751 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2020-12-23 11:07:44,958 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2020-12-23 11:07:45,194 WARN L197 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-23 11:07:45,440 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2020-12-23 11:07:45,893 WARN L197 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2020-12-23 11:07:46,265 WARN L197 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2020-12-23 11:07:46,718 WARN L197 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2020-12-23 11:07:47,067 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2020-12-23 11:07:47,398 WARN L197 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2020-12-23 11:07:47,744 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2020-12-23 11:07:48,148 WARN L197 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2020-12-23 11:07:48,452 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2020-12-23 11:07:48,659 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2020-12-23 11:07:48,950 WARN L197 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2020-12-23 11:07:49,324 WARN L197 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 63 [2020-12-23 11:07:49,666 WARN L197 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2020-12-23 11:07:50,047 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2020-12-23 11:07:50,313 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2020-12-23 11:07:50,619 WARN L197 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2020-12-23 11:07:50,984 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2020-12-23 11:07:54,472 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2020-12-23 11:07:55,138 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2020-12-23 11:07:55,440 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2020-12-23 11:07:56,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:07:56,231 INFO L93 Difference]: Finished difference Result 1832 states and 2492 transitions. [2020-12-23 11:07:56,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-12-23 11:07:56,233 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 67 [2020-12-23 11:07:56,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:07:56,239 INFO L225 Difference]: With dead ends: 1832 [2020-12-23 11:07:56,239 INFO L226 Difference]: Without dead ends: 1723 [2020-12-23 11:07:56,241 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 401 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=571, Invalid=2291, Unknown=0, NotChecked=0, Total=2862 [2020-12-23 11:07:56,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2020-12-23 11:07:56,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 358. [2020-12-23 11:07:56,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 358 states. [2020-12-23 11:07:56,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 447 transitions. [2020-12-23 11:07:56,330 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 447 transitions. Word has length 67 [2020-12-23 11:07:56,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:07:56,330 INFO L481 AbstractCegarLoop]: Abstraction has 358 states and 447 transitions. [2020-12-23 11:07:56,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-12-23 11:07:56,330 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 447 transitions. [2020-12-23 11:07:56,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 11:07:56,331 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:07:56,331 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] [2020-12-23 11:07:56,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 11:07:56,332 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]=== [2020-12-23 11:07:56,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:07:56,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1545068373, now seen corresponding path program 1 times [2020-12-23 11:07:56,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:07:56,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245324191] [2020-12-23 11:07:56,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:07:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:07:56,957 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2020-12-23 11:07:57,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:07:57,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245324191] [2020-12-23 11:07:57,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:07:57,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-12-23 11:07:57,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834692578] [2020-12-23 11:07:57,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-12-23 11:07:57,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:07:57,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-12-23 11:07:57,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2020-12-23 11:07:57,795 INFO L87 Difference]: Start difference. First operand 358 states and 447 transitions. Second operand 19 states. [2020-12-23 11:07:58,098 WARN L197 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2020-12-23 11:07:58,384 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2020-12-23 11:07:58,553 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-12-23 11:07:58,740 WARN L197 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 34 [2020-12-23 11:07:58,940 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2020-12-23 11:07:59,299 WARN L197 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 40 [2020-12-23 11:07:59,725 WARN L197 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2020-12-23 11:08:00,222 WARN L197 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 62 [2020-12-23 11:08:00,771 WARN L197 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 67 [2020-12-23 11:08:01,205 WARN L197 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 55 [2020-12-23 11:08:01,669 WARN L197 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2020-12-23 11:08:02,084 WARN L197 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 49 [2020-12-23 11:08:02,645 WARN L197 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 63 [2020-12-23 11:08:03,041 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 45 [2020-12-23 11:08:03,506 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2020-12-23 11:08:04,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:08:04,985 INFO L93 Difference]: Finished difference Result 897 states and 1199 transitions. [2020-12-23 11:08:04,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-12-23 11:08:04,992 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 67 [2020-12-23 11:08:04,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:08:04,997 INFO L225 Difference]: With dead ends: 897 [2020-12-23 11:08:04,997 INFO L226 Difference]: Without dead ends: 784 [2020-12-23 11:08:04,998 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=300, Invalid=890, Unknown=0, NotChecked=0, Total=1190 [2020-12-23 11:08:04,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 784 states. [2020-12-23 11:08:05,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 784 to 350. [2020-12-23 11:08:05,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2020-12-23 11:08:05,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 437 transitions. [2020-12-23 11:08:05,090 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 437 transitions. Word has length 67 [2020-12-23 11:08:05,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:08:05,091 INFO L481 AbstractCegarLoop]: Abstraction has 350 states and 437 transitions. [2020-12-23 11:08:05,091 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-12-23 11:08:05,091 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 437 transitions. [2020-12-23 11:08:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-23 11:08:05,092 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:08:05,092 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] [2020-12-23 11:08:05,092 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 11:08:05,092 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]=== [2020-12-23 11:08:05,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:08:05,093 INFO L82 PathProgramCache]: Analyzing trace with hash 1785735868, now seen corresponding path program 1 times [2020-12-23 11:08:05,093 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:08:05,093 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558566149] [2020-12-23 11:08:05,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:08:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:08:05,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:08:05,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558566149] [2020-12-23 11:08:05,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:08:05,248 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:08:05,248 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560789631] [2020-12-23 11:08:05,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:08:05,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:08:05,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:08:05,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:08:05,249 INFO L87 Difference]: Start difference. First operand 350 states and 437 transitions. Second operand 9 states. [2020-12-23 11:08:06,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:08:06,879 INFO L93 Difference]: Finished difference Result 882 states and 1185 transitions. [2020-12-23 11:08:06,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:08:06,880 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 67 [2020-12-23 11:08:06,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:08:06,884 INFO L225 Difference]: With dead ends: 882 [2020-12-23 11:08:06,885 INFO L226 Difference]: Without dead ends: 758 [2020-12-23 11:08:06,886 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 [2020-12-23 11:08:06,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2020-12-23 11:08:07,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 350. [2020-12-23 11:08:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2020-12-23 11:08:07,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 436 transitions. [2020-12-23 11:08:07,030 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 436 transitions. Word has length 67 [2020-12-23 11:08:07,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:08:07,030 INFO L481 AbstractCegarLoop]: Abstraction has 350 states and 436 transitions. [2020-12-23 11:08:07,030 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:08:07,031 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 436 transitions. [2020-12-23 11:08:07,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 11:08:07,032 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:08:07,032 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] [2020-12-23 11:08:07,032 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 11:08:07,032 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]=== [2020-12-23 11:08:07,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:08:07,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1968382194, now seen corresponding path program 1 times [2020-12-23 11:08:07,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:08:07,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543729881] [2020-12-23 11:08:07,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:08:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:08:07,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:08:07,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543729881] [2020-12-23 11:08:07,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:08:07,793 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2020-12-23 11:08:07,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182160808] [2020-12-23 11:08:07,793 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-12-23 11:08:07,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:08:07,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-12-23 11:08:07,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2020-12-23 11:08:07,794 INFO L87 Difference]: Start difference. First operand 350 states and 436 transitions. Second operand 21 states. [2020-12-23 11:08:08,075 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2020-12-23 11:08:08,536 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2020-12-23 11:08:08,701 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2020-12-23 11:08:08,870 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2020-12-23 11:08:09,221 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-12-23 11:08:09,492 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2020-12-23 11:08:09,793 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2020-12-23 11:08:10,021 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-12-23 11:08:10,236 WARN L197 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2020-12-23 11:08:14,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:08:14,690 INFO L93 Difference]: Finished difference Result 1120 states and 1453 transitions. [2020-12-23 11:08:14,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-12-23 11:08:14,691 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 68 [2020-12-23 11:08:14,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:08:14,694 INFO L225 Difference]: With dead ends: 1120 [2020-12-23 11:08:14,695 INFO L226 Difference]: Without dead ends: 1002 [2020-12-23 11:08:14,695 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=239, Invalid=1167, Unknown=0, NotChecked=0, Total=1406 [2020-12-23 11:08:14,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1002 states. [2020-12-23 11:08:14,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1002 to 361. [2020-12-23 11:08:14,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 361 states. [2020-12-23 11:08:14,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 451 transitions. [2020-12-23 11:08:14,789 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 451 transitions. Word has length 68 [2020-12-23 11:08:14,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:08:14,790 INFO L481 AbstractCegarLoop]: Abstraction has 361 states and 451 transitions. [2020-12-23 11:08:14,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-12-23 11:08:14,790 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 451 transitions. [2020-12-23 11:08:14,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 11:08:14,791 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:08:14,791 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] [2020-12-23 11:08:14,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 11:08:14,791 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]=== [2020-12-23 11:08:14,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:08:14,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1424994738, now seen corresponding path program 1 times [2020-12-23 11:08:14,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:08:14,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365218007] [2020-12-23 11:08:14,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:08:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:08:16,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:08:16,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365218007] [2020-12-23 11:08:16,131 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:08:16,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2020-12-23 11:08:16,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349313265] [2020-12-23 11:08:16,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-12-23 11:08:16,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:08:16,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-12-23 11:08:16,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2020-12-23 11:08:16,133 INFO L87 Difference]: Start difference. First operand 361 states and 451 transitions. Second operand 24 states. [2020-12-23 11:08:16,555 WARN L197 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2020-12-23 11:08:17,152 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2020-12-23 11:08:17,350 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2020-12-23 11:08:17,593 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2020-12-23 11:08:17,798 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2020-12-23 11:08:18,171 WARN L197 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2020-12-23 11:08:18,494 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2020-12-23 11:08:18,937 WARN L197 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 73 [2020-12-23 11:08:19,268 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2020-12-23 11:08:19,592 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2020-12-23 11:08:22,494 WARN L197 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2020-12-23 11:08:25,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:08:25,354 INFO L93 Difference]: Finished difference Result 1022 states and 1303 transitions. [2020-12-23 11:08:25,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-12-23 11:08:25,356 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 68 [2020-12-23 11:08:25,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:08:25,360 INFO L225 Difference]: With dead ends: 1022 [2020-12-23 11:08:25,360 INFO L226 Difference]: Without dead ends: 1018 [2020-12-23 11:08:25,361 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=382, Invalid=1780, Unknown=0, NotChecked=0, Total=2162 [2020-12-23 11:08:25,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2020-12-23 11:08:25,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 368. [2020-12-23 11:08:25,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2020-12-23 11:08:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 460 transitions. [2020-12-23 11:08:25,469 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 460 transitions. Word has length 68 [2020-12-23 11:08:25,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:08:25,469 INFO L481 AbstractCegarLoop]: Abstraction has 368 states and 460 transitions. [2020-12-23 11:08:25,469 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-12-23 11:08:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 460 transitions. [2020-12-23 11:08:25,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 11:08:25,470 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:08:25,470 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] [2020-12-23 11:08:25,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 11:08:25,471 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]=== [2020-12-23 11:08:25,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:08:25,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1956272974, now seen corresponding path program 1 times [2020-12-23 11:08:25,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:08:25,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936553672] [2020-12-23 11:08:25,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:08:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:08:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:08:27,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936553672] [2020-12-23 11:08:27,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:08:27,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2020-12-23 11:08:27,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756549377] [2020-12-23 11:08:27,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-12-23 11:08:27,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:08:27,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-12-23 11:08:27,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=496, Unknown=0, NotChecked=0, Total=552 [2020-12-23 11:08:27,028 INFO L87 Difference]: Start difference. First operand 368 states and 460 transitions. Second operand 24 states. [2020-12-23 11:08:27,482 WARN L197 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2020-12-23 11:08:27,977 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2020-12-23 11:08:28,167 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2020-12-23 11:08:28,398 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2020-12-23 11:08:28,635 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2020-12-23 11:08:28,875 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2020-12-23 11:08:29,352 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2020-12-23 11:08:29,707 WARN L197 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2020-12-23 11:08:30,130 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2020-12-23 11:08:30,474 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2020-12-23 11:08:30,799 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2020-12-23 11:08:31,050 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2020-12-23 11:08:31,894 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2020-12-23 11:08:37,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:08:37,436 INFO L93 Difference]: Finished difference Result 999 states and 1282 transitions. [2020-12-23 11:08:37,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-12-23 11:08:37,437 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 68 [2020-12-23 11:08:37,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:08:37,442 INFO L225 Difference]: With dead ends: 999 [2020-12-23 11:08:37,442 INFO L226 Difference]: Without dead ends: 992 [2020-12-23 11:08:37,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=338, Invalid=1732, Unknown=0, NotChecked=0, Total=2070 [2020-12-23 11:08:37,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2020-12-23 11:08:37,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 368. [2020-12-23 11:08:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2020-12-23 11:08:37,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 459 transitions. [2020-12-23 11:08:37,580 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 459 transitions. Word has length 68 [2020-12-23 11:08:37,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:08:37,581 INFO L481 AbstractCegarLoop]: Abstraction has 368 states and 459 transitions. [2020-12-23 11:08:37,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-12-23 11:08:37,581 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 459 transitions. [2020-12-23 11:08:37,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 11:08:37,582 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:08:37,582 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] [2020-12-23 11:08:37,582 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 11:08:37,582 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]=== [2020-12-23 11:08:37,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:08:37,583 INFO L82 PathProgramCache]: Analyzing trace with hash -30360855, now seen corresponding path program 1 times [2020-12-23 11:08:37,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:08:37,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231771105] [2020-12-23 11:08:37,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:08:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:08:38,217 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2020-12-23 11:08:38,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:08:38,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231771105] [2020-12-23 11:08:38,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:08:38,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-12-23 11:08:38,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657299378] [2020-12-23 11:08:38,700 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-12-23 11:08:38,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:08:38,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-12-23 11:08:38,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2020-12-23 11:08:38,701 INFO L87 Difference]: Start difference. First operand 368 states and 459 transitions. Second operand 16 states. [2020-12-23 11:08:38,859 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2020-12-23 11:08:39,179 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2020-12-23 11:08:39,329 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2020-12-23 11:08:39,511 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2020-12-23 11:08:39,840 WARN L197 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2020-12-23 11:08:40,265 WARN L197 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-12-23 11:08:40,637 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-12-23 11:08:41,181 WARN L197 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 48 [2020-12-23 11:08:41,511 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2020-12-23 11:08:41,923 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2020-12-23 11:08:44,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:08:44,122 INFO L93 Difference]: Finished difference Result 1132 states and 1513 transitions. [2020-12-23 11:08:44,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-12-23 11:08:44,124 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 68 [2020-12-23 11:08:44,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:08:44,128 INFO L225 Difference]: With dead ends: 1132 [2020-12-23 11:08:44,128 INFO L226 Difference]: Without dead ends: 991 [2020-12-23 11:08:44,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=197, Invalid=615, Unknown=0, NotChecked=0, Total=812 [2020-12-23 11:08:44,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2020-12-23 11:08:44,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 359. [2020-12-23 11:08:44,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2020-12-23 11:08:44,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 445 transitions. [2020-12-23 11:08:44,237 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 445 transitions. Word has length 68 [2020-12-23 11:08:44,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:08:44,237 INFO L481 AbstractCegarLoop]: Abstraction has 359 states and 445 transitions. [2020-12-23 11:08:44,237 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-12-23 11:08:44,237 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 445 transitions. [2020-12-23 11:08:44,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 11:08:44,238 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:08:44,238 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 11:08:44,239 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 11:08:44,239 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]=== [2020-12-23 11:08:44,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:08:44,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1763841774, now seen corresponding path program 1 times [2020-12-23 11:08:44,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:08:44,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466642823] [2020-12-23 11:08:44,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:08:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:08:45,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:08:45,527 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466642823] [2020-12-23 11:08:45,527 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:08:45,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-12-23 11:08:45,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950258477] [2020-12-23 11:08:45,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-12-23 11:08:45,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:08:45,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-12-23 11:08:45,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2020-12-23 11:08:45,531 INFO L87 Difference]: Start difference. First operand 359 states and 445 transitions. Second operand 23 states. [2020-12-23 11:08:46,061 WARN L197 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 82 [2020-12-23 11:08:46,623 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2020-12-23 11:08:46,859 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2020-12-23 11:08:47,096 WARN L197 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2020-12-23 11:08:47,532 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2020-12-23 11:08:47,889 WARN L197 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2020-12-23 11:08:48,299 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2020-12-23 11:08:48,622 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2020-12-23 11:08:48,919 WARN L197 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2020-12-23 11:08:49,261 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-12-23 11:08:49,598 WARN L197 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2020-12-23 11:08:49,885 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2020-12-23 11:08:55,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:08:55,567 INFO L93 Difference]: Finished difference Result 1063 states and 1393 transitions. [2020-12-23 11:08:55,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-12-23 11:08:55,569 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 68 [2020-12-23 11:08:55,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:08:55,572 INFO L225 Difference]: With dead ends: 1063 [2020-12-23 11:08:55,572 INFO L226 Difference]: Without dead ends: 945 [2020-12-23 11:08:55,573 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=311, Invalid=1329, Unknown=0, NotChecked=0, Total=1640 [2020-12-23 11:08:55,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2020-12-23 11:08:55,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 366. [2020-12-23 11:08:55,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2020-12-23 11:08:55,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 453 transitions. [2020-12-23 11:08:55,699 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 453 transitions. Word has length 68 [2020-12-23 11:08:55,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:08:55,699 INFO L481 AbstractCegarLoop]: Abstraction has 366 states and 453 transitions. [2020-12-23 11:08:55,699 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-12-23 11:08:55,699 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 453 transitions. [2020-12-23 11:08:55,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 11:08:55,700 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:08:55,700 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] [2020-12-23 11:08:55,701 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-23 11:08:55,701 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]=== [2020-12-23 11:08:55,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:08:55,701 INFO L82 PathProgramCache]: Analyzing trace with hash -338444654, now seen corresponding path program 1 times [2020-12-23 11:08:55,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:08:55,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957066625] [2020-12-23 11:08:55,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:08:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:08:57,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:08:57,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957066625] [2020-12-23 11:08:57,232 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:08:57,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-12-23 11:08:57,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266429080] [2020-12-23 11:08:57,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-12-23 11:08:57,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:08:57,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-12-23 11:08:57,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2020-12-23 11:08:57,234 INFO L87 Difference]: Start difference. First operand 366 states and 453 transitions. Second operand 23 states. [2020-12-23 11:08:57,773 WARN L197 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 105 [2020-12-23 11:08:58,192 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-12-23 11:08:58,408 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2020-12-23 11:08:58,666 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2020-12-23 11:08:58,928 WARN L197 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2020-12-23 11:08:59,469 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2020-12-23 11:08:59,930 WARN L197 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 70 [2020-12-23 11:09:00,464 WARN L197 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2020-12-23 11:09:00,834 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2020-12-23 11:09:01,161 WARN L197 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2020-12-23 11:09:01,542 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2020-12-23 11:09:01,947 WARN L197 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2020-12-23 11:09:02,282 WARN L197 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-12-23 11:09:02,521 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-12-23 11:09:08,353 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 39 [2020-12-23 11:09:09,508 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2020-12-23 11:09:10,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:09:10,111 INFO L93 Difference]: Finished difference Result 1468 states and 2002 transitions. [2020-12-23 11:09:10,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-12-23 11:09:10,113 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 68 [2020-12-23 11:09:10,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:09:10,120 INFO L225 Difference]: With dead ends: 1468 [2020-12-23 11:09:10,120 INFO L226 Difference]: Without dead ends: 1356 [2020-12-23 11:09:10,121 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=351, Invalid=1541, Unknown=0, NotChecked=0, Total=1892 [2020-12-23 11:09:10,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1356 states. [2020-12-23 11:09:10,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1356 to 366. [2020-12-23 11:09:10,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2020-12-23 11:09:10,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 452 transitions. [2020-12-23 11:09:10,253 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 452 transitions. Word has length 68 [2020-12-23 11:09:10,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:09:10,253 INFO L481 AbstractCegarLoop]: Abstraction has 366 states and 452 transitions. [2020-12-23 11:09:10,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-12-23 11:09:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 452 transitions. [2020-12-23 11:09:10,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 11:09:10,254 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:09:10,254 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] [2020-12-23 11:09:10,254 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-23 11:09:10,254 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]=== [2020-12-23 11:09:10,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:09:10,255 INFO L82 PathProgramCache]: Analyzing trace with hash 552362002, now seen corresponding path program 1 times [2020-12-23 11:09:10,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:09:10,255 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432091638] [2020-12-23 11:09:10,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:09:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:09:11,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:09:11,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432091638] [2020-12-23 11:09:11,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:09:11,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2020-12-23 11:09:11,860 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120960766] [2020-12-23 11:09:11,860 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-12-23 11:09:11,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:09:11,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-12-23 11:09:11,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=492, Unknown=0, NotChecked=0, Total=552 [2020-12-23 11:09:11,861 INFO L87 Difference]: Start difference. First operand 366 states and 452 transitions. Second operand 24 states. [2020-12-23 11:09:12,570 WARN L197 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 106 [2020-12-23 11:09:13,283 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2020-12-23 11:09:13,508 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2020-12-23 11:09:13,797 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2020-12-23 11:09:14,107 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2020-12-23 11:09:14,458 WARN L197 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-12-23 11:09:15,048 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2020-12-23 11:09:15,589 WARN L197 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2020-12-23 11:09:16,202 WARN L197 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 83 [2020-12-23 11:09:16,673 WARN L197 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2020-12-23 11:09:17,142 WARN L197 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2020-12-23 11:09:17,707 WARN L197 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2020-12-23 11:09:18,269 WARN L197 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2020-12-23 11:09:18,712 WARN L197 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2020-12-23 11:09:19,231 WARN L197 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2020-12-23 11:09:19,715 WARN L197 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2020-12-23 11:09:20,209 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2020-12-23 11:09:20,684 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2020-12-23 11:09:21,315 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2020-12-23 11:09:25,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:09:25,089 INFO L93 Difference]: Finished difference Result 932 states and 1200 transitions. [2020-12-23 11:09:25,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-12-23 11:09:25,091 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 68 [2020-12-23 11:09:25,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:09:25,096 INFO L225 Difference]: With dead ends: 932 [2020-12-23 11:09:25,096 INFO L226 Difference]: Without dead ends: 925 [2020-12-23 11:09:25,097 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=451, Invalid=1619, Unknown=0, NotChecked=0, Total=2070 [2020-12-23 11:09:25,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2020-12-23 11:09:25,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 366. [2020-12-23 11:09:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2020-12-23 11:09:25,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 451 transitions. [2020-12-23 11:09:25,231 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 451 transitions. Word has length 68 [2020-12-23 11:09:25,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:09:25,231 INFO L481 AbstractCegarLoop]: Abstraction has 366 states and 451 transitions. [2020-12-23 11:09:25,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-12-23 11:09:25,231 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 451 transitions. [2020-12-23 11:09:25,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 11:09:25,232 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:09:25,232 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] [2020-12-23 11:09:25,232 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-12-23 11:09:25,233 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]=== [2020-12-23 11:09:25,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:09:25,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1767976765, now seen corresponding path program 1 times [2020-12-23 11:09:25,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:09:25,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396050744] [2020-12-23 11:09:25,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:09:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:09:25,707 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 20 [2020-12-23 11:09:25,859 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 22 [2020-12-23 11:09:26,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:09:26,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396050744] [2020-12-23 11:09:26,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:09:26,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-12-23 11:09:26,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725653413] [2020-12-23 11:09:26,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-23 11:09:26,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:09:26,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-23 11:09:26,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2020-12-23 11:09:26,510 INFO L87 Difference]: Start difference. First operand 366 states and 451 transitions. Second operand 15 states. [2020-12-23 11:09:27,044 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2020-12-23 11:09:27,653 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2020-12-23 11:09:29,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:09:29,666 INFO L93 Difference]: Finished difference Result 689 states and 897 transitions. [2020-12-23 11:09:29,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-12-23 11:09:29,668 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 68 [2020-12-23 11:09:29,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:09:29,670 INFO L225 Difference]: With dead ends: 689 [2020-12-23 11:09:29,671 INFO L226 Difference]: Without dead ends: 583 [2020-12-23 11:09:29,671 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=114, Invalid=438, Unknown=0, NotChecked=0, Total=552 [2020-12-23 11:09:29,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2020-12-23 11:09:29,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 364. [2020-12-23 11:09:29,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 364 states. [2020-12-23 11:09:29,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 448 transitions. [2020-12-23 11:09:29,794 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 448 transitions. Word has length 68 [2020-12-23 11:09:29,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:09:29,794 INFO L481 AbstractCegarLoop]: Abstraction has 364 states and 448 transitions. [2020-12-23 11:09:29,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-23 11:09:29,794 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 448 transitions. [2020-12-23 11:09:29,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-23 11:09:29,795 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:09:29,795 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] [2020-12-23 11:09:29,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-12-23 11:09:29,795 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]=== [2020-12-23 11:09:29,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:09:29,795 INFO L82 PathProgramCache]: Analyzing trace with hash 298055811, now seen corresponding path program 1 times [2020-12-23 11:09:29,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:09:29,796 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311058392] [2020-12-23 11:09:29,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:09:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:09:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:09:30,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311058392] [2020-12-23 11:09:30,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:09:30,533 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-12-23 11:09:30,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784609674] [2020-12-23 11:09:30,534 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-23 11:09:30,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:09:30,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-23 11:09:30,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-12-23 11:09:30,534 INFO L87 Difference]: Start difference. First operand 364 states and 448 transitions. Second operand 15 states. [2020-12-23 11:09:31,070 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 24 [2020-12-23 11:09:31,307 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2020-12-23 11:09:31,503 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2020-12-23 11:09:32,053 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2020-12-23 11:09:32,359 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 27 [2020-12-23 11:09:34,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:09:34,471 INFO L93 Difference]: Finished difference Result 1464 states and 2024 transitions. [2020-12-23 11:09:34,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-12-23 11:09:34,474 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 68 [2020-12-23 11:09:34,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:09:34,476 INFO L225 Difference]: With dead ends: 1464 [2020-12-23 11:09:34,476 INFO L226 Difference]: Without dead ends: 1338 [2020-12-23 11:09:34,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=169, Invalid=533, Unknown=0, NotChecked=0, Total=702 [2020-12-23 11:09:34,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1338 states. [2020-12-23 11:09:34,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1338 to 342. [2020-12-23 11:09:34,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2020-12-23 11:09:34,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 421 transitions. [2020-12-23 11:09:34,603 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 421 transitions. Word has length 68 [2020-12-23 11:09:34,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:09:34,604 INFO L481 AbstractCegarLoop]: Abstraction has 342 states and 421 transitions. [2020-12-23 11:09:34,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-12-23 11:09:34,604 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 421 transitions. [2020-12-23 11:09:34,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 11:09:34,605 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:09:34,605 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] [2020-12-23 11:09:34,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-12-23 11:09:34,605 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]=== [2020-12-23 11:09:34,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:09:34,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1394723840, now seen corresponding path program 1 times [2020-12-23 11:09:34,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:09:34,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765824481] [2020-12-23 11:09:34,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:09:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:09:35,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:09:35,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765824481] [2020-12-23 11:09:35,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:09:35,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-12-23 11:09:35,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345394472] [2020-12-23 11:09:35,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-12-23 11:09:35,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:09:35,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-12-23 11:09:35,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2020-12-23 11:09:35,895 INFO L87 Difference]: Start difference. First operand 342 states and 421 transitions. Second operand 19 states. [2020-12-23 11:09:36,075 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 27 [2020-12-23 11:09:36,411 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2020-12-23 11:09:36,566 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2020-12-23 11:09:36,758 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2020-12-23 11:09:37,001 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2020-12-23 11:09:37,323 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-23 11:09:37,582 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-12-23 11:09:37,833 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-12-23 11:09:38,056 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2020-12-23 11:09:38,297 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 35 [2020-12-23 11:09:38,638 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2020-12-23 11:09:39,094 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2020-12-23 11:09:39,553 WARN L197 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2020-12-23 11:09:39,870 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-23 11:09:43,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:09:43,386 INFO L93 Difference]: Finished difference Result 1152 states and 1531 transitions. [2020-12-23 11:09:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-12-23 11:09:43,389 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 69 [2020-12-23 11:09:43,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:09:43,391 INFO L225 Difference]: With dead ends: 1152 [2020-12-23 11:09:43,391 INFO L226 Difference]: Without dead ends: 1026 [2020-12-23 11:09:43,392 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=271, Invalid=919, Unknown=0, NotChecked=0, Total=1190 [2020-12-23 11:09:43,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1026 states. [2020-12-23 11:09:43,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1026 to 338. [2020-12-23 11:09:43,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2020-12-23 11:09:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 415 transitions. [2020-12-23 11:09:43,581 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 415 transitions. Word has length 69 [2020-12-23 11:09:43,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:09:43,582 INFO L481 AbstractCegarLoop]: Abstraction has 338 states and 415 transitions. [2020-12-23 11:09:43,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-12-23 11:09:43,582 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 415 transitions. [2020-12-23 11:09:43,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 11:09:43,583 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:09:43,583 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] [2020-12-23 11:09:43,583 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-12-23 11:09:43,583 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]=== [2020-12-23 11:09:43,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:09:43,584 INFO L82 PathProgramCache]: Analyzing trace with hash 308538022, now seen corresponding path program 1 times [2020-12-23 11:09:43,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:09:43,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189354234] [2020-12-23 11:09:43,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:09:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:09:44,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:09:44,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189354234] [2020-12-23 11:09:44,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:09:44,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-12-23 11:09:44,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853653330] [2020-12-23 11:09:44,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-23 11:09:44,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:09:44,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-23 11:09:44,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-12-23 11:09:44,352 INFO L87 Difference]: Start difference. First operand 338 states and 415 transitions. Second operand 13 states. [2020-12-23 11:09:44,538 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 29 [2020-12-23 11:09:44,871 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2020-12-23 11:09:45,083 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2020-12-23 11:09:45,412 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-12-23 11:09:45,707 WARN L197 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2020-12-23 11:09:46,126 WARN L197 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2020-12-23 11:09:46,545 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 33 [2020-12-23 11:09:48,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:09:48,244 INFO L93 Difference]: Finished difference Result 1212 states and 1661 transitions. [2020-12-23 11:09:48,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-12-23 11:09:48,246 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 69 [2020-12-23 11:09:48,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:09:48,248 INFO L225 Difference]: With dead ends: 1212 [2020-12-23 11:09:48,248 INFO L226 Difference]: Without dead ends: 1170 [2020-12-23 11:09:48,249 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=141, Invalid=411, Unknown=0, NotChecked=0, Total=552 [2020-12-23 11:09:48,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2020-12-23 11:09:48,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 296. [2020-12-23 11:09:48,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-12-23 11:09:48,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 368 transitions. [2020-12-23 11:09:48,394 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 368 transitions. Word has length 69 [2020-12-23 11:09:48,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:09:48,394 INFO L481 AbstractCegarLoop]: Abstraction has 296 states and 368 transitions. [2020-12-23 11:09:48,394 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-23 11:09:48,395 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 368 transitions. [2020-12-23 11:09:48,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 11:09:48,395 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:09:48,395 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] [2020-12-23 11:09:48,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-12-23 11:09:48,396 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]=== [2020-12-23 11:09:48,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:09:48,396 INFO L82 PathProgramCache]: Analyzing trace with hash 1452889883, now seen corresponding path program 1 times [2020-12-23 11:09:48,396 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:09:48,396 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541396285] [2020-12-23 11:09:48,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:09:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:09:48,881 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2020-12-23 11:09:49,155 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 20 [2020-12-23 11:09:49,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:09:49,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541396285] [2020-12-23 11:09:49,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:09:49,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-12-23 11:09:49,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450929650] [2020-12-23 11:09:49,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-23 11:09:49,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:09:49,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-23 11:09:49,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-12-23 11:09:49,560 INFO L87 Difference]: Start difference. First operand 296 states and 368 transitions. Second operand 14 states. [2020-12-23 11:09:50,275 WARN L197 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 26 [2020-12-23 11:09:50,571 WARN L197 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2020-12-23 11:09:50,784 WARN L197 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2020-12-23 11:09:51,030 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2020-12-23 11:09:51,395 WARN L197 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2020-12-23 11:09:52,070 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 23 [2020-12-23 11:09:53,035 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2020-12-23 11:09:54,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:09:54,621 INFO L93 Difference]: Finished difference Result 1081 states and 1483 transitions. [2020-12-23 11:09:54,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-12-23 11:09:54,624 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 69 [2020-12-23 11:09:54,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:09:54,626 INFO L225 Difference]: With dead ends: 1081 [2020-12-23 11:09:54,626 INFO L226 Difference]: Without dead ends: 959 [2020-12-23 11:09:54,627 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=160, Invalid=542, Unknown=0, NotChecked=0, Total=702 [2020-12-23 11:09:54,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2020-12-23 11:09:54,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 296. [2020-12-23 11:09:54,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2020-12-23 11:09:54,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 368 transitions. [2020-12-23 11:09:54,773 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 368 transitions. Word has length 69 [2020-12-23 11:09:54,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:09:54,773 INFO L481 AbstractCegarLoop]: Abstraction has 296 states and 368 transitions. [2020-12-23 11:09:54,773 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-12-23 11:09:54,773 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 368 transitions. [2020-12-23 11:09:54,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 11:09:54,774 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:09:54,774 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] [2020-12-23 11:09:54,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-12-23 11:09:54,774 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]=== [2020-12-23 11:09:54,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:09:54,774 INFO L82 PathProgramCache]: Analyzing trace with hash 24237795, now seen corresponding path program 1 times [2020-12-23 11:09:54,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:09:54,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879163888] [2020-12-23 11:09:54,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:09:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:09:55,147 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2020-12-23 11:09:55,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:09:55,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879163888] [2020-12-23 11:09:55,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:09:55,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-12-23 11:09:55,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879414087] [2020-12-23 11:09:55,744 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-23 11:09:55,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:09:55,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-23 11:09:55,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-12-23 11:09:55,745 INFO L87 Difference]: Start difference. First operand 296 states and 368 transitions. Second operand 13 states. [2020-12-23 11:09:55,947 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 28 [2020-12-23 11:09:56,231 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 27 [2020-12-23 11:09:56,466 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2020-12-23 11:09:56,816 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 26 [2020-12-23 11:09:57,138 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2020-12-23 11:09:57,436 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2020-12-23 11:09:58,119 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 32 [2020-12-23 11:09:58,629 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 29 [2020-12-23 11:09:59,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:09:59,225 INFO L93 Difference]: Finished difference Result 577 states and 752 transitions. [2020-12-23 11:09:59,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:09:59,227 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 69 [2020-12-23 11:09:59,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:09:59,229 INFO L225 Difference]: With dead ends: 577 [2020-12-23 11:09:59,229 INFO L226 Difference]: Without dead ends: 468 [2020-12-23 11:09:59,230 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=152, Invalid=448, Unknown=0, NotChecked=0, Total=600 [2020-12-23 11:09:59,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2020-12-23 11:09:59,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 291. [2020-12-23 11:09:59,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2020-12-23 11:09:59,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 362 transitions. [2020-12-23 11:09:59,374 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 362 transitions. Word has length 69 [2020-12-23 11:09:59,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:09:59,374 INFO L481 AbstractCegarLoop]: Abstraction has 291 states and 362 transitions. [2020-12-23 11:09:59,375 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-23 11:09:59,375 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 362 transitions. [2020-12-23 11:09:59,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 11:09:59,375 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:09:59,375 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] [2020-12-23 11:09:59,376 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2020-12-23 11:09:59,376 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]=== [2020-12-23 11:09:59,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:09:59,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1322271289, now seen corresponding path program 1 times [2020-12-23 11:09:59,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:09:59,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654937494] [2020-12-23 11:09:59,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:09:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:09:59,833 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 24 [2020-12-23 11:09:59,986 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 26 [2020-12-23 11:10:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:10:00,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654937494] [2020-12-23 11:10:00,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:10:00,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-12-23 11:10:00,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439059610] [2020-12-23 11:10:00,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-12-23 11:10:00,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:10:00,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-12-23 11:10:00,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2020-12-23 11:10:00,894 INFO L87 Difference]: Start difference. First operand 291 states and 362 transitions. Second operand 18 states. [2020-12-23 11:10:01,132 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 32 [2020-12-23 11:10:01,564 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2020-12-23 11:10:01,733 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2020-12-23 11:10:02,044 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2020-12-23 11:10:02,374 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2020-12-23 11:10:02,678 WARN L197 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-12-23 11:10:03,001 WARN L197 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2020-12-23 11:10:03,377 WARN L197 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-23 11:10:03,732 WARN L197 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-12-23 11:10:04,039 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2020-12-23 11:10:04,357 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2020-12-23 11:10:04,684 WARN L197 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2020-12-23 11:10:04,998 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2020-12-23 11:10:05,330 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-12-23 11:10:05,586 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2020-12-23 11:10:05,864 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-12-23 11:10:06,169 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2020-12-23 11:10:06,480 WARN L197 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-12-23 11:10:09,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:10:09,717 INFO L93 Difference]: Finished difference Result 921 states and 1240 transitions. [2020-12-23 11:10:09,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-12-23 11:10:09,720 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 69 [2020-12-23 11:10:09,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:10:09,722 INFO L225 Difference]: With dead ends: 921 [2020-12-23 11:10:09,722 INFO L226 Difference]: Without dead ends: 907 [2020-12-23 11:10:09,723 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=357, Invalid=1125, Unknown=0, NotChecked=0, Total=1482 [2020-12-23 11:10:09,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2020-12-23 11:10:09,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 285. [2020-12-23 11:10:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2020-12-23 11:10:09,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 355 transitions. [2020-12-23 11:10:09,866 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 355 transitions. Word has length 69 [2020-12-23 11:10:09,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:10:09,866 INFO L481 AbstractCegarLoop]: Abstraction has 285 states and 355 transitions. [2020-12-23 11:10:09,866 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-12-23 11:10:09,866 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 355 transitions. [2020-12-23 11:10:09,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-23 11:10:09,867 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:10:09,867 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] [2020-12-23 11:10:09,867 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2020-12-23 11:10:09,867 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]=== [2020-12-23 11:10:09,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:10:09,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1749160711, now seen corresponding path program 1 times [2020-12-23 11:10:09,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:10:09,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422896341] [2020-12-23 11:10:09,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:10:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:10:10,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:10:10,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422896341] [2020-12-23 11:10:10,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:10:10,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-12-23 11:10:10,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002985645] [2020-12-23 11:10:10,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-23 11:10:10,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:10:10,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-23 11:10:10,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2020-12-23 11:10:10,814 INFO L87 Difference]: Start difference. First operand 285 states and 355 transitions. Second operand 13 states. [2020-12-23 11:10:11,024 WARN L197 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2020-12-23 11:10:11,298 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2020-12-23 11:10:11,464 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 21 [2020-12-23 11:10:11,664 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 24 [2020-12-23 11:10:11,969 WARN L197 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2020-12-23 11:10:12,247 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2020-12-23 11:10:12,544 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2020-12-23 11:10:12,876 WARN L197 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 27 [2020-12-23 11:10:13,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:10:13,951 INFO L93 Difference]: Finished difference Result 577 states and 756 transitions. [2020-12-23 11:10:13,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 11:10:13,954 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 69 [2020-12-23 11:10:13,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:10:13,955 INFO L225 Difference]: With dead ends: 577 [2020-12-23 11:10:13,955 INFO L226 Difference]: Without dead ends: 559 [2020-12-23 11:10:13,956 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=132, Invalid=374, Unknown=0, NotChecked=0, Total=506 [2020-12-23 11:10:13,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2020-12-23 11:10:14,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 267. [2020-12-23 11:10:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2020-12-23 11:10:14,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 336 transitions. [2020-12-23 11:10:14,080 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 336 transitions. Word has length 69 [2020-12-23 11:10:14,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:10:14,080 INFO L481 AbstractCegarLoop]: Abstraction has 267 states and 336 transitions. [2020-12-23 11:10:14,080 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-12-23 11:10:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 336 transitions. [2020-12-23 11:10:14,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-23 11:10:14,080 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:10:14,081 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] [2020-12-23 11:10:14,081 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2020-12-23 11:10:14,081 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]=== [2020-12-23 11:10:14,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:10:14,081 INFO L82 PathProgramCache]: Analyzing trace with hash -957086542, now seen corresponding path program 1 times [2020-12-23 11:10:14,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:10:14,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915806162] [2020-12-23 11:10:14,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:10:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:10:14,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:10:14,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915806162] [2020-12-23 11:10:14,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:10:14,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-23 11:10:14,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460466873] [2020-12-23 11:10:14,435 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-23 11:10:14,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:10:14,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-23 11:10:14,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-12-23 11:10:14,437 INFO L87 Difference]: Start difference. First operand 267 states and 336 transitions. Second operand 11 states. [2020-12-23 11:10:14,600 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-12-23 11:10:14,940 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2020-12-23 11:10:15,099 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-12-23 11:10:15,407 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2020-12-23 11:10:15,870 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 24 [2020-12-23 11:10:16,206 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-12-23 11:10:16,871 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2020-12-23 11:10:17,194 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2020-12-23 11:10:19,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:10:19,613 INFO L93 Difference]: Finished difference Result 1512 states and 2126 transitions. [2020-12-23 11:10:19,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-12-23 11:10:19,615 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-12-23 11:10:19,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:10:19,619 INFO L225 Difference]: With dead ends: 1512 [2020-12-23 11:10:19,619 INFO L226 Difference]: Without dead ends: 1379 [2020-12-23 11:10:19,620 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2020-12-23 11:10:19,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1379 states. [2020-12-23 11:10:19,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1379 to 272. [2020-12-23 11:10:19,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2020-12-23 11:10:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 341 transitions. [2020-12-23 11:10:19,786 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 341 transitions. Word has length 70 [2020-12-23 11:10:19,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:10:19,786 INFO L481 AbstractCegarLoop]: Abstraction has 272 states and 341 transitions. [2020-12-23 11:10:19,786 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-23 11:10:19,786 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 341 transitions. [2020-12-23 11:10:19,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-23 11:10:19,787 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:10:19,787 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] [2020-12-23 11:10:19,787 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2020-12-23 11:10:19,787 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]=== [2020-12-23 11:10:19,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:10:19,788 INFO L82 PathProgramCache]: Analyzing trace with hash -195116297, now seen corresponding path program 1 times [2020-12-23 11:10:19,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:10:19,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589322085] [2020-12-23 11:10:19,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:10:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:10:20,772 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 24 [2020-12-23 11:10:21,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:10:21,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589322085] [2020-12-23 11:10:21,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:10:21,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-12-23 11:10:21,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659831992] [2020-12-23 11:10:21,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-12-23 11:10:21,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:10:21,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-12-23 11:10:21,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2020-12-23 11:10:21,650 INFO L87 Difference]: Start difference. First operand 272 states and 341 transitions. Second operand 20 states. [2020-12-23 11:10:21,863 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2020-12-23 11:10:22,350 WARN L197 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2020-12-23 11:10:22,591 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2020-12-23 11:10:22,907 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2020-12-23 11:10:23,235 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-12-23 11:10:23,593 WARN L197 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2020-12-23 11:10:23,981 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2020-12-23 11:10:24,345 WARN L197 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2020-12-23 11:10:25,086 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-12-23 11:10:25,707 WARN L197 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2020-12-23 11:10:26,386 WARN L197 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2020-12-23 11:10:26,837 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-12-23 11:10:29,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:10:29,508 INFO L93 Difference]: Finished difference Result 680 states and 909 transitions. [2020-12-23 11:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-12-23 11:10:29,510 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 70 [2020-12-23 11:10:29,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:10:29,511 INFO L225 Difference]: With dead ends: 680 [2020-12-23 11:10:29,512 INFO L226 Difference]: Without dead ends: 558 [2020-12-23 11:10:29,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=262, Invalid=998, Unknown=0, NotChecked=0, Total=1260 [2020-12-23 11:10:29,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2020-12-23 11:10:29,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 241. [2020-12-23 11:10:29,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2020-12-23 11:10:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 304 transitions. [2020-12-23 11:10:29,694 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 304 transitions. Word has length 70 [2020-12-23 11:10:29,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:10:29,694 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 304 transitions. [2020-12-23 11:10:29,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-12-23 11:10:29,694 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 304 transitions. [2020-12-23 11:10:29,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-23 11:10:29,694 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:10:29,694 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] [2020-12-23 11:10:29,694 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2020-12-23 11:10:29,695 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]=== [2020-12-23 11:10:29,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:10:29,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1970965838, now seen corresponding path program 1 times [2020-12-23 11:10:29,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:10:29,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901602254] [2020-12-23 11:10:29,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:10:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:10:29,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:10:29,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901602254] [2020-12-23 11:10:29,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:10:29,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-23 11:10:29,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101729519] [2020-12-23 11:10:29,994 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-23 11:10:29,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:10:29,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-23 11:10:29,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-12-23 11:10:29,995 INFO L87 Difference]: Start difference. First operand 241 states and 304 transitions. Second operand 11 states. [2020-12-23 11:10:30,394 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2020-12-23 11:10:30,830 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2020-12-23 11:10:31,867 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2020-12-23 11:10:33,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:10:33,392 INFO L93 Difference]: Finished difference Result 687 states and 928 transitions. [2020-12-23 11:10:33,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-12-23 11:10:33,395 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 70 [2020-12-23 11:10:33,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:10:33,396 INFO L225 Difference]: With dead ends: 687 [2020-12-23 11:10:33,397 INFO L226 Difference]: Without dead ends: 679 [2020-12-23 11:10:33,397 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=204, Invalid=552, Unknown=0, NotChecked=0, Total=756 [2020-12-23 11:10:33,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2020-12-23 11:10:33,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 246. [2020-12-23 11:10:33,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-12-23 11:10:33,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 308 transitions. [2020-12-23 11:10:33,583 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 308 transitions. Word has length 70 [2020-12-23 11:10:33,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:10:33,583 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 308 transitions. [2020-12-23 11:10:33,583 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-23 11:10:33,583 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 308 transitions. [2020-12-23 11:10:33,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-23 11:10:33,584 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:10:33,584 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] [2020-12-23 11:10:33,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2020-12-23 11:10:33,590 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]=== [2020-12-23 11:10:33,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:10:33,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1208388672, now seen corresponding path program 1 times [2020-12-23 11:10:33,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:10:33,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884449945] [2020-12-23 11:10:33,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:10:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:10:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:10:33,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884449945] [2020-12-23 11:10:33,822 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:10:33,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:10:33,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638014209] [2020-12-23 11:10:33,822 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:10:33,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:10:33,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:10:33,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:10:33,823 INFO L87 Difference]: Start difference. First operand 246 states and 308 transitions. Second operand 9 states. [2020-12-23 11:10:35,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:10:35,643 INFO L93 Difference]: Finished difference Result 536 states and 706 transitions. [2020-12-23 11:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-23 11:10:35,645 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-12-23 11:10:35,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:10:35,646 INFO L225 Difference]: With dead ends: 536 [2020-12-23 11:10:35,646 INFO L226 Difference]: Without dead ends: 403 [2020-12-23 11:10:35,647 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 [2020-12-23 11:10:35,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2020-12-23 11:10:35,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 241. [2020-12-23 11:10:35,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2020-12-23 11:10:35,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 302 transitions. [2020-12-23 11:10:35,796 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 302 transitions. Word has length 71 [2020-12-23 11:10:35,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:10:35,796 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 302 transitions. [2020-12-23 11:10:35,796 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:10:35,796 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 302 transitions. [2020-12-23 11:10:35,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-23 11:10:35,796 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:10:35,796 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] [2020-12-23 11:10:35,797 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2020-12-23 11:10:35,797 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]=== [2020-12-23 11:10:35,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:10:35,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1613418429, now seen corresponding path program 1 times [2020-12-23 11:10:35,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:10:35,797 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840971161] [2020-12-23 11:10:35,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:10:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 11:10:36,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 11:10:36,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840971161] [2020-12-23 11:10:36,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 11:10:36,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 11:10:36,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410952896] [2020-12-23 11:10:36,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 11:10:36,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 11:10:36,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 11:10:36,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-12-23 11:10:36,039 INFO L87 Difference]: Start difference. First operand 241 states and 302 transitions. Second operand 9 states. [2020-12-23 11:10:37,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 11:10:37,922 INFO L93 Difference]: Finished difference Result 398 states and 511 transitions. [2020-12-23 11:10:37,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-23 11:10:37,925 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 71 [2020-12-23 11:10:37,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 11:10:37,926 INFO L225 Difference]: With dead ends: 398 [2020-12-23 11:10:37,926 INFO L226 Difference]: Without dead ends: 390 [2020-12-23 11:10:37,926 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 [2020-12-23 11:10:37,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-12-23 11:10:38,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 236. [2020-12-23 11:10:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 236 states. [2020-12-23 11:10:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 296 transitions. [2020-12-23 11:10:38,053 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 296 transitions. Word has length 71 [2020-12-23 11:10:38,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 11:10:38,053 INFO L481 AbstractCegarLoop]: Abstraction has 236 states and 296 transitions. [2020-12-23 11:10:38,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 11:10:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 296 transitions. [2020-12-23 11:10:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-23 11:10:38,053 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 11:10:38,053 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] [2020-12-23 11:10:38,053 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2020-12-23 11:10:38,054 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]=== [2020-12-23 11:10:38,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 11:10:38,054 INFO L82 PathProgramCache]: Analyzing trace with hash -918116841, now seen corresponding path program 1 times [2020-12-23 11:10:38,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 11:10:38,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083921636] [2020-12-23 11:10:38,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 11:10:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat