/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/product-lines/elevator_spec9_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 18:31:37,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 18:31:37,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 18:31:37,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 18:31:37,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 18:31:37,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 18:31:37,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 18:31:37,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 18:31:37,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 18:31:37,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 18:31:37,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 18:31:37,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 18:31:37,565 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 18:31:37,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 18:31:37,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 18:31:37,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 18:31:37,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 18:31:37,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 18:31:37,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 18:31:37,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 18:31:37,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 18:31:37,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 18:31:37,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 18:31:37,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 18:31:37,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 18:31:37,591 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 18:31:37,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 18:31:37,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 18:31:37,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 18:31:37,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 18:31:37,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 18:31:37,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 18:31:37,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 18:31:37,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 18:31:37,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 18:31:37,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 18:31:37,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 18:31:37,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 18:31:37,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 18:31:37,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 18:31:37,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 18:31:37,602 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 18:31:37,633 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 18:31:37,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 18:31:37,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 18:31:37,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 18:31:37,637 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 18:31:37,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 18:31:37,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 18:31:37,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 18:31:37,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 18:31:37,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 18:31:37,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 18:31:37,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 18:31:37,639 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 18:31:37,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 18:31:37,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 18:31:37,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 18:31:37,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 18:31:37,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:31:37,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 18:31:37,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 18:31:37,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 18:31:37,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 18:31:37,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 18:31:37,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 18:31:37,642 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 18:31:37,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 18:31:38,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 18:31:38,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 18:31:38,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 18:31:38,053 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 18:31:38,053 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 18:31:38,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2021-01-06 18:31:38,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/bd7805098/0e719def4dd141c48fde54427278ce6c/FLAG502955a7f [2021-01-06 18:31:39,024 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 18:31:39,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2021-01-06 18:31:39,067 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/bd7805098/0e719def4dd141c48fde54427278ce6c/FLAG502955a7f [2021-01-06 18:31:39,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/bd7805098/0e719def4dd141c48fde54427278ce6c [2021-01-06 18:31:39,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 18:31:39,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 18:31:39,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 18:31:39,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 18:31:39,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 18:31:39,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:31:39" (1/1) ... [2021-01-06 18:31:39,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0f3e30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:39, skipping insertion in model container [2021-01-06 18:31:39,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 06:31:39" (1/1) ... [2021-01-06 18:31:39,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 18:31:39,285 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp18~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp19~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp24~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp25~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp26~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~4,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nd~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~counter~0,] left hand side expression in assignment: lhs: VariableLHS[~counter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~tmp~28,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~11,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~7,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~29,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~12,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] [2021-01-06 18:31:40,036 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/product-lines/elevator_spec9_product28.cil.c[72726,72739] [2021-01-06 18:31:40,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:31:40,056 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~calls_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_0_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_2_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_3_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_4_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~personOnFloor_5_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~persons_5~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~weight~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~currentFloorID~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~2,] left hand side expression in assignment: lhs: VariableLHS[~doorState~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~blocked~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp18~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp19~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp20~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp24~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp25~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp26~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~i___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~4,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~floorButtons_spc9_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~nd~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~counter~0,] left hand side expression in assignment: lhs: VariableLHS[~counter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~6,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~tmp~28,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~11,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~7,] left hand side expression in assignment: lhs: VariableLHS[~i~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~29,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~12,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] [2021-01-06 18:31:40,307 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/product-lines/elevator_spec9_product28.cil.c[72726,72739] [2021-01-06 18:31:40,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 18:31:40,390 INFO L208 MainTranslator]: Completed translation [2021-01-06 18:31:40,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40 WrapperNode [2021-01-06 18:31:40,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 18:31:40,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 18:31:40,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 18:31:40,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 18:31:40,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... [2021-01-06 18:31:40,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... [2021-01-06 18:31:40,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 18:31:40,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 18:31:40,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 18:31:40,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 18:31:40,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... [2021-01-06 18:31:40,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... [2021-01-06 18:31:40,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... [2021-01-06 18:31:40,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... [2021-01-06 18:31:40,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... [2021-01-06 18:31:41,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... [2021-01-06 18:31:41,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... [2021-01-06 18:31:41,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 18:31:41,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 18:31:41,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 18:31:41,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 18:31:41,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 18:31:41,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 18:31:41,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 18:31:41,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 18:31:41,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 18:31:51,337 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 18:31:51,338 INFO L299 CfgBuilder]: Removed 1233 assume(true) statements. [2021-01-06 18:31:51,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:31:51 BoogieIcfgContainer [2021-01-06 18:31:51,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 18:31:51,347 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 18:31:51,347 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 18:31:51,350 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 18:31:51,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 06:31:39" (1/3) ... [2021-01-06 18:31:51,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36858054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:31:51, skipping insertion in model container [2021-01-06 18:31:51,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 06:31:40" (2/3) ... [2021-01-06 18:31:51,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36858054 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 06:31:51, skipping insertion in model container [2021-01-06 18:31:51,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 06:31:51" (3/3) ... [2021-01-06 18:31:51,354 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec9_product28.cil.c [2021-01-06 18:31:51,360 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 18:31:51,367 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2021-01-06 18:31:51,386 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-06 18:31:51,429 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 18:31:51,429 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 18:31:51,429 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 18:31:51,429 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 18:31:51,430 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 18:31:51,430 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 18:31:51,430 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 18:31:51,430 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 18:31:51,506 INFO L276 IsEmpty]: Start isEmpty. Operand 5044 states. [2021-01-06 18:31:51,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-01-06 18:31:51,516 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:51,516 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] [2021-01-06 18:31:51,517 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:51,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:51,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1878440157, now seen corresponding path program 1 times [2021-01-06 18:31:51,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:51,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418774636] [2021-01-06 18:31:51,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:51,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:51,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418774636] [2021-01-06 18:31:51,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:51,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:31:51,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425571414] [2021-01-06 18:31:51,935 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:31:51,936 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:51,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:31:51,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:31:51,957 INFO L87 Difference]: Start difference. First operand 5044 states. Second operand 3 states. [2021-01-06 18:31:52,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:52,323 INFO L93 Difference]: Finished difference Result 10079 states and 18997 transitions. [2021-01-06 18:31:52,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:31:52,325 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-01-06 18:31:52,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:52,385 INFO L225 Difference]: With dead ends: 10079 [2021-01-06 18:31:52,385 INFO L226 Difference]: Without dead ends: 5040 [2021-01-06 18:31:52,403 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:31:52,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5040 states. [2021-01-06 18:31:52,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5040 to 5040. [2021-01-06 18:31:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5040 states. [2021-01-06 18:31:52,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5040 states to 5040 states and 9489 transitions. [2021-01-06 18:31:52,658 INFO L78 Accepts]: Start accepts. Automaton has 5040 states and 9489 transitions. Word has length 26 [2021-01-06 18:31:52,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:52,658 INFO L481 AbstractCegarLoop]: Abstraction has 5040 states and 9489 transitions. [2021-01-06 18:31:52,658 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:31:52,659 INFO L276 IsEmpty]: Start isEmpty. Operand 5040 states and 9489 transitions. [2021-01-06 18:31:52,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-01-06 18:31:52,661 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:52,662 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] [2021-01-06 18:31:52,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 18:31:52,662 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:52,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:52,663 INFO L82 PathProgramCache]: Analyzing trace with hash 495072838, now seen corresponding path program 1 times [2021-01-06 18:31:52,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:52,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526822416] [2021-01-06 18:31:52,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:52,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:52,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526822416] [2021-01-06 18:31:52,855 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:52,855 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 18:31:52,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378163269] [2021-01-06 18:31:52,857 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:31:52,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:52,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:31:52,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:31:52,859 INFO L87 Difference]: Start difference. First operand 5040 states and 9489 transitions. Second operand 6 states. [2021-01-06 18:31:53,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:53,259 INFO L93 Difference]: Finished difference Result 10031 states and 18894 transitions. [2021-01-06 18:31:53,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:31:53,260 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2021-01-06 18:31:53,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:53,292 INFO L225 Difference]: With dead ends: 10031 [2021-01-06 18:31:53,292 INFO L226 Difference]: Without dead ends: 5034 [2021-01-06 18:31:53,305 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-06 18:31:53,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5034 states. [2021-01-06 18:31:53,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5034 to 5034. [2021-01-06 18:31:53,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5034 states. [2021-01-06 18:31:53,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5034 states to 5034 states and 9476 transitions. [2021-01-06 18:31:53,494 INFO L78 Accepts]: Start accepts. Automaton has 5034 states and 9476 transitions. Word has length 33 [2021-01-06 18:31:53,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:53,495 INFO L481 AbstractCegarLoop]: Abstraction has 5034 states and 9476 transitions. [2021-01-06 18:31:53,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:31:53,495 INFO L276 IsEmpty]: Start isEmpty. Operand 5034 states and 9476 transitions. [2021-01-06 18:31:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-01-06 18:31:53,501 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:53,501 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:31:53,501 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 18:31:53,503 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:53,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:53,507 INFO L82 PathProgramCache]: Analyzing trace with hash 1082837096, now seen corresponding path program 1 times [2021-01-06 18:31:53,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:53,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768104615] [2021-01-06 18:31:53,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:53,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768104615] [2021-01-06 18:31:53,627 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:53,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:53,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386828066] [2021-01-06 18:31:53,628 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:53,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:53,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:53,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:53,629 INFO L87 Difference]: Start difference. First operand 5034 states and 9476 transitions. Second operand 4 states. [2021-01-06 18:31:54,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:54,113 INFO L93 Difference]: Finished difference Result 10025 states and 18881 transitions. [2021-01-06 18:31:54,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:54,114 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2021-01-06 18:31:54,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:54,144 INFO L225 Difference]: With dead ends: 10025 [2021-01-06 18:31:54,144 INFO L226 Difference]: Without dead ends: 5034 [2021-01-06 18:31:54,153 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:31:54,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5034 states. [2021-01-06 18:31:54,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5034 to 5034. [2021-01-06 18:31:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5034 states. [2021-01-06 18:31:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5034 states to 5034 states and 9472 transitions. [2021-01-06 18:31:54,379 INFO L78 Accepts]: Start accepts. Automaton has 5034 states and 9472 transitions. Word has length 34 [2021-01-06 18:31:54,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:54,387 INFO L481 AbstractCegarLoop]: Abstraction has 5034 states and 9472 transitions. [2021-01-06 18:31:54,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:54,388 INFO L276 IsEmpty]: Start isEmpty. Operand 5034 states and 9472 transitions. [2021-01-06 18:31:54,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-01-06 18:31:54,392 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:54,393 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] [2021-01-06 18:31:54,393 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 18:31:54,393 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:54,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:54,394 INFO L82 PathProgramCache]: Analyzing trace with hash -1846580093, now seen corresponding path program 1 times [2021-01-06 18:31:54,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:54,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476590775] [2021-01-06 18:31:54,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:54,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:54,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476590775] [2021-01-06 18:31:54,513 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:54,513 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:54,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789166979] [2021-01-06 18:31:54,514 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:54,514 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:54,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:54,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:54,515 INFO L87 Difference]: Start difference. First operand 5034 states and 9472 transitions. Second operand 4 states. [2021-01-06 18:31:54,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:54,896 INFO L93 Difference]: Finished difference Result 10025 states and 18877 transitions. [2021-01-06 18:31:54,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:54,897 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2021-01-06 18:31:54,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:54,929 INFO L225 Difference]: With dead ends: 10025 [2021-01-06 18:31:54,929 INFO L226 Difference]: Without dead ends: 5034 [2021-01-06 18:31:54,938 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:31:54,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5034 states. [2021-01-06 18:31:55,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5034 to 5034. [2021-01-06 18:31:55,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5034 states. [2021-01-06 18:31:55,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5034 states to 5034 states and 9468 transitions. [2021-01-06 18:31:55,172 INFO L78 Accepts]: Start accepts. Automaton has 5034 states and 9468 transitions. Word has length 35 [2021-01-06 18:31:55,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:55,172 INFO L481 AbstractCegarLoop]: Abstraction has 5034 states and 9468 transitions. [2021-01-06 18:31:55,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:55,173 INFO L276 IsEmpty]: Start isEmpty. Operand 5034 states and 9468 transitions. [2021-01-06 18:31:55,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-06 18:31:55,174 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:55,175 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:31:55,176 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 18:31:55,177 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:55,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:55,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1140373091, now seen corresponding path program 1 times [2021-01-06 18:31:55,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:55,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980670966] [2021-01-06 18:31:55,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:55,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:55,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980670966] [2021-01-06 18:31:55,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:55,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:55,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738894096] [2021-01-06 18:31:55,276 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:55,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:55,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:55,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:55,279 INFO L87 Difference]: Start difference. First operand 5034 states and 9468 transitions. Second operand 4 states. [2021-01-06 18:31:55,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:55,625 INFO L93 Difference]: Finished difference Result 10025 states and 18873 transitions. [2021-01-06 18:31:55,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:55,628 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2021-01-06 18:31:55,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:55,654 INFO L225 Difference]: With dead ends: 10025 [2021-01-06 18:31:55,655 INFO L226 Difference]: Without dead ends: 5034 [2021-01-06 18:31:55,663 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:31:55,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5034 states. [2021-01-06 18:31:55,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5034 to 5034. [2021-01-06 18:31:55,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5034 states. [2021-01-06 18:31:55,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5034 states to 5034 states and 9464 transitions. [2021-01-06 18:31:55,897 INFO L78 Accepts]: Start accepts. Automaton has 5034 states and 9464 transitions. Word has length 36 [2021-01-06 18:31:55,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:55,897 INFO L481 AbstractCegarLoop]: Abstraction has 5034 states and 9464 transitions. [2021-01-06 18:31:55,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 5034 states and 9464 transitions. [2021-01-06 18:31:55,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-06 18:31:55,899 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:55,899 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] [2021-01-06 18:31:55,899 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 18:31:55,899 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:55,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:55,900 INFO L82 PathProgramCache]: Analyzing trace with hash 1733380579, now seen corresponding path program 1 times [2021-01-06 18:31:55,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:55,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011588331] [2021-01-06 18:31:55,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:55,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:55,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011588331] [2021-01-06 18:31:55,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:55,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:55,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136719902] [2021-01-06 18:31:55,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:55,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:55,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:55,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:55,999 INFO L87 Difference]: Start difference. First operand 5034 states and 9464 transitions. Second operand 4 states. [2021-01-06 18:31:56,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:56,315 INFO L93 Difference]: Finished difference Result 10025 states and 18869 transitions. [2021-01-06 18:31:56,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:56,316 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2021-01-06 18:31:56,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:56,337 INFO L225 Difference]: With dead ends: 10025 [2021-01-06 18:31:56,337 INFO L226 Difference]: Without dead ends: 5013 [2021-01-06 18:31:56,346 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:31:56,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2021-01-06 18:31:56,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 5013. [2021-01-06 18:31:56,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5013 states. [2021-01-06 18:31:56,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 5013 states and 9430 transitions. [2021-01-06 18:31:56,538 INFO L78 Accepts]: Start accepts. Automaton has 5013 states and 9430 transitions. Word has length 36 [2021-01-06 18:31:56,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:56,538 INFO L481 AbstractCegarLoop]: Abstraction has 5013 states and 9430 transitions. [2021-01-06 18:31:56,539 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:56,539 INFO L276 IsEmpty]: Start isEmpty. Operand 5013 states and 9430 transitions. [2021-01-06 18:31:56,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 18:31:56,539 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:56,540 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] [2021-01-06 18:31:56,540 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 18:31:56,540 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:56,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:56,546 INFO L82 PathProgramCache]: Analyzing trace with hash -1443753186, now seen corresponding path program 1 times [2021-01-06 18:31:56,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:56,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760755070] [2021-01-06 18:31:56,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:56,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:56,634 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760755070] [2021-01-06 18:31:56,634 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:56,634 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:56,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604861377] [2021-01-06 18:31:56,635 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:56,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:56,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:56,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:56,636 INFO L87 Difference]: Start difference. First operand 5013 states and 9430 transitions. Second operand 4 states. [2021-01-06 18:31:56,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:56,856 INFO L93 Difference]: Finished difference Result 10004 states and 18835 transitions. [2021-01-06 18:31:56,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:56,857 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2021-01-06 18:31:56,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:56,872 INFO L225 Difference]: With dead ends: 10004 [2021-01-06 18:31:56,872 INFO L226 Difference]: Without dead ends: 5013 [2021-01-06 18:31:56,882 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:31:56,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2021-01-06 18:31:57,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 5013. [2021-01-06 18:31:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5013 states. [2021-01-06 18:31:57,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 5013 states and 9429 transitions. [2021-01-06 18:31:57,084 INFO L78 Accepts]: Start accepts. Automaton has 5013 states and 9429 transitions. Word has length 37 [2021-01-06 18:31:57,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:57,084 INFO L481 AbstractCegarLoop]: Abstraction has 5013 states and 9429 transitions. [2021-01-06 18:31:57,084 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 5013 states and 9429 transitions. [2021-01-06 18:31:57,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-01-06 18:31:57,087 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:57,087 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] [2021-01-06 18:31:57,087 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 18:31:57,087 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:57,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:57,088 INFO L82 PathProgramCache]: Analyzing trace with hash -637683618, now seen corresponding path program 1 times [2021-01-06 18:31:57,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:57,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014435080] [2021-01-06 18:31:57,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:57,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014435080] [2021-01-06 18:31:57,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:57,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 18:31:57,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207085793] [2021-01-06 18:31:57,181 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:31:57,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:57,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:31:57,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:31:57,183 INFO L87 Difference]: Start difference. First operand 5013 states and 9429 transitions. Second operand 4 states. [2021-01-06 18:31:57,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:57,393 INFO L93 Difference]: Finished difference Result 10004 states and 18834 transitions. [2021-01-06 18:31:57,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:31:57,393 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2021-01-06 18:31:57,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:57,408 INFO L225 Difference]: With dead ends: 10004 [2021-01-06 18:31:57,408 INFO L226 Difference]: Without dead ends: 5013 [2021-01-06 18:31:57,416 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:31:57,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2021-01-06 18:31:57,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 5013. [2021-01-06 18:31:57,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5013 states. [2021-01-06 18:31:57,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 5013 states and 9428 transitions. [2021-01-06 18:31:57,622 INFO L78 Accepts]: Start accepts. Automaton has 5013 states and 9428 transitions. Word has length 38 [2021-01-06 18:31:57,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:57,624 INFO L481 AbstractCegarLoop]: Abstraction has 5013 states and 9428 transitions. [2021-01-06 18:31:57,624 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:31:57,624 INFO L276 IsEmpty]: Start isEmpty. Operand 5013 states and 9428 transitions. [2021-01-06 18:31:57,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-01-06 18:31:57,625 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:57,625 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] [2021-01-06 18:31:57,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 18:31:57,626 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:57,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:57,626 INFO L82 PathProgramCache]: Analyzing trace with hash -2109725255, now seen corresponding path program 1 times [2021-01-06 18:31:57,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:57,627 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875609953] [2021-01-06 18:31:57,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:57,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:57,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875609953] [2021-01-06 18:31:57,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:57,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 18:31:57,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277445968] [2021-01-06 18:31:57,726 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 18:31:57,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:57,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 18:31:57,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:31:57,729 INFO L87 Difference]: Start difference. First operand 5013 states and 9428 transitions. Second operand 7 states. [2021-01-06 18:31:58,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:58,038 INFO L93 Difference]: Finished difference Result 9998 states and 18822 transitions. [2021-01-06 18:31:58,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 18:31:58,038 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 39 [2021-01-06 18:31:58,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:58,052 INFO L225 Difference]: With dead ends: 9998 [2021-01-06 18:31:58,052 INFO L226 Difference]: Without dead ends: 5013 [2021-01-06 18:31:58,060 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-01-06 18:31:58,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2021-01-06 18:31:58,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 5013. [2021-01-06 18:31:58,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5013 states. [2021-01-06 18:31:58,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5013 states to 5013 states and 9427 transitions. [2021-01-06 18:31:58,219 INFO L78 Accepts]: Start accepts. Automaton has 5013 states and 9427 transitions. Word has length 39 [2021-01-06 18:31:58,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:58,222 INFO L481 AbstractCegarLoop]: Abstraction has 5013 states and 9427 transitions. [2021-01-06 18:31:58,222 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 18:31:58,222 INFO L276 IsEmpty]: Start isEmpty. Operand 5013 states and 9427 transitions. [2021-01-06 18:31:58,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-01-06 18:31:58,223 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:58,223 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] [2021-01-06 18:31:58,223 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 18:31:58,223 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:58,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:58,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1884692599, now seen corresponding path program 1 times [2021-01-06 18:31:58,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:58,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912473742] [2021-01-06 18:31:58,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:58,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912473742] [2021-01-06 18:31:58,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:58,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 18:31:58,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828369044] [2021-01-06 18:31:58,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:31:58,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:58,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:31:58,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:31:58,384 INFO L87 Difference]: Start difference. First operand 5013 states and 9427 transitions. Second operand 3 states. [2021-01-06 18:31:58,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:31:58,913 INFO L93 Difference]: Finished difference Result 11609 states and 21889 transitions. [2021-01-06 18:31:58,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:31:58,914 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2021-01-06 18:31:58,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:31:58,938 INFO L225 Difference]: With dead ends: 11609 [2021-01-06 18:31:58,938 INFO L226 Difference]: Without dead ends: 9062 [2021-01-06 18:31:58,946 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:31:58,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9062 states. [2021-01-06 18:31:59,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9062 to 6963. [2021-01-06 18:31:59,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6963 states. [2021-01-06 18:31:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6963 states to 6963 states and 13105 transitions. [2021-01-06 18:31:59,224 INFO L78 Accepts]: Start accepts. Automaton has 6963 states and 13105 transitions. Word has length 40 [2021-01-06 18:31:59,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:31:59,224 INFO L481 AbstractCegarLoop]: Abstraction has 6963 states and 13105 transitions. [2021-01-06 18:31:59,224 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:31:59,224 INFO L276 IsEmpty]: Start isEmpty. Operand 6963 states and 13105 transitions. [2021-01-06 18:31:59,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-01-06 18:31:59,228 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:31:59,229 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:31:59,229 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 18:31:59,229 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:31:59,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:31:59,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1187864016, now seen corresponding path program 1 times [2021-01-06 18:31:59,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:31:59,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757211120] [2021-01-06 18:31:59,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:31:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:31:59,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:31:59,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757211120] [2021-01-06 18:31:59,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:31:59,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-06 18:31:59,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512895697] [2021-01-06 18:31:59,317 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 18:31:59,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:31:59,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 18:31:59,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-01-06 18:31:59,318 INFO L87 Difference]: Start difference. First operand 6963 states and 13105 transitions. Second operand 8 states. [2021-01-06 18:32:00,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:00,414 INFO L93 Difference]: Finished difference Result 15347 states and 28682 transitions. [2021-01-06 18:32:00,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-01-06 18:32:00,415 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 59 [2021-01-06 18:32:00,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:00,443 INFO L225 Difference]: With dead ends: 15347 [2021-01-06 18:32:00,444 INFO L226 Difference]: Without dead ends: 9632 [2021-01-06 18:32:00,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-01-06 18:32:00,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9632 states. [2021-01-06 18:32:00,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9632 to 5714. [2021-01-06 18:32:00,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5714 states. [2021-01-06 18:32:00,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5714 states and 10700 transitions. [2021-01-06 18:32:00,747 INFO L78 Accepts]: Start accepts. Automaton has 5714 states and 10700 transitions. Word has length 59 [2021-01-06 18:32:00,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:00,748 INFO L481 AbstractCegarLoop]: Abstraction has 5714 states and 10700 transitions. [2021-01-06 18:32:00,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 18:32:00,748 INFO L276 IsEmpty]: Start isEmpty. Operand 5714 states and 10700 transitions. [2021-01-06 18:32:00,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 18:32:00,750 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:00,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:00,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 18:32:00,751 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:00,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:00,751 INFO L82 PathProgramCache]: Analyzing trace with hash -775984150, now seen corresponding path program 1 times [2021-01-06 18:32:00,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:00,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454272171] [2021-01-06 18:32:00,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:00,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:00,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454272171] [2021-01-06 18:32:00,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:00,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:32:00,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680947526] [2021-01-06 18:32:00,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:32:00,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:00,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:32:00,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:00,846 INFO L87 Difference]: Start difference. First operand 5714 states and 10700 transitions. Second operand 4 states. [2021-01-06 18:32:02,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:02,745 INFO L93 Difference]: Finished difference Result 15739 states and 29587 transitions. [2021-01-06 18:32:02,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:32:02,746 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2021-01-06 18:32:02,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:02,772 INFO L225 Difference]: With dead ends: 15739 [2021-01-06 18:32:02,773 INFO L226 Difference]: Without dead ends: 10062 [2021-01-06 18:32:02,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:02,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10062 states. [2021-01-06 18:32:03,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10062 to 5714. [2021-01-06 18:32:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5714 states. [2021-01-06 18:32:03,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5714 states and 10683 transitions. [2021-01-06 18:32:03,074 INFO L78 Accepts]: Start accepts. Automaton has 5714 states and 10683 transitions. Word has length 60 [2021-01-06 18:32:03,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:03,074 INFO L481 AbstractCegarLoop]: Abstraction has 5714 states and 10683 transitions. [2021-01-06 18:32:03,074 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:32:03,074 INFO L276 IsEmpty]: Start isEmpty. Operand 5714 states and 10683 transitions. [2021-01-06 18:32:03,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-01-06 18:32:03,077 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:03,077 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:03,077 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 18:32:03,077 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:03,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:03,078 INFO L82 PathProgramCache]: Analyzing trace with hash -521471770, now seen corresponding path program 1 times [2021-01-06 18:32:03,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:03,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784471356] [2021-01-06 18:32:03,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:03,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:03,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784471356] [2021-01-06 18:32:03,164 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:03,164 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:32:03,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230826647] [2021-01-06 18:32:03,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:32:03,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:03,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:32:03,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:03,166 INFO L87 Difference]: Start difference. First operand 5714 states and 10683 transitions. Second operand 4 states. [2021-01-06 18:32:05,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:05,128 INFO L93 Difference]: Finished difference Result 15739 states and 29554 transitions. [2021-01-06 18:32:05,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:32:05,129 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2021-01-06 18:32:05,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:05,156 INFO L225 Difference]: With dead ends: 15739 [2021-01-06 18:32:05,156 INFO L226 Difference]: Without dead ends: 10062 [2021-01-06 18:32:05,167 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:05,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10062 states. [2021-01-06 18:32:05,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10062 to 5714. [2021-01-06 18:32:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5714 states. [2021-01-06 18:32:05,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5714 states and 10666 transitions. [2021-01-06 18:32:05,529 INFO L78 Accepts]: Start accepts. Automaton has 5714 states and 10666 transitions. Word has length 62 [2021-01-06 18:32:05,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:05,529 INFO L481 AbstractCegarLoop]: Abstraction has 5714 states and 10666 transitions. [2021-01-06 18:32:05,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:32:05,530 INFO L276 IsEmpty]: Start isEmpty. Operand 5714 states and 10666 transitions. [2021-01-06 18:32:05,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-01-06 18:32:05,532 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:05,533 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:05,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 18:32:05,533 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:05,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:05,534 INFO L82 PathProgramCache]: Analyzing trace with hash -940398092, now seen corresponding path program 1 times [2021-01-06 18:32:05,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:05,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908147398] [2021-01-06 18:32:05,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:05,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:05,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908147398] [2021-01-06 18:32:05,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:05,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:32:05,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488449598] [2021-01-06 18:32:05,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:32:05,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:05,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:32:05,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:05,628 INFO L87 Difference]: Start difference. First operand 5714 states and 10666 transitions. Second operand 4 states. [2021-01-06 18:32:07,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:07,412 INFO L93 Difference]: Finished difference Result 15739 states and 29521 transitions. [2021-01-06 18:32:07,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:32:07,413 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2021-01-06 18:32:07,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:07,442 INFO L225 Difference]: With dead ends: 15739 [2021-01-06 18:32:07,442 INFO L226 Difference]: Without dead ends: 10062 [2021-01-06 18:32:07,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:07,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10062 states. [2021-01-06 18:32:07,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10062 to 5714. [2021-01-06 18:32:07,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5714 states. [2021-01-06 18:32:07,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5714 states and 10649 transitions. [2021-01-06 18:32:07,899 INFO L78 Accepts]: Start accepts. Automaton has 5714 states and 10649 transitions. Word has length 64 [2021-01-06 18:32:07,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:07,899 INFO L481 AbstractCegarLoop]: Abstraction has 5714 states and 10649 transitions. [2021-01-06 18:32:07,899 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:32:07,900 INFO L276 IsEmpty]: Start isEmpty. Operand 5714 states and 10649 transitions. [2021-01-06 18:32:07,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-01-06 18:32:07,902 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:07,902 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:07,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 18:32:07,903 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:07,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:07,903 INFO L82 PathProgramCache]: Analyzing trace with hash 824325254, now seen corresponding path program 1 times [2021-01-06 18:32:07,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:07,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380262816] [2021-01-06 18:32:07,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:07,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:07,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380262816] [2021-01-06 18:32:07,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:07,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 18:32:07,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325520506] [2021-01-06 18:32:07,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 18:32:07,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:07,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 18:32:07,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:07,996 INFO L87 Difference]: Start difference. First operand 5714 states and 10649 transitions. Second operand 4 states. [2021-01-06 18:32:09,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:09,717 INFO L93 Difference]: Finished difference Result 15739 states and 29488 transitions. [2021-01-06 18:32:09,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:32:09,718 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2021-01-06 18:32:09,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:09,745 INFO L225 Difference]: With dead ends: 15739 [2021-01-06 18:32:09,745 INFO L226 Difference]: Without dead ends: 10062 [2021-01-06 18:32:09,754 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 18:32:09,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10062 states. [2021-01-06 18:32:10,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10062 to 5714. [2021-01-06 18:32:10,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5714 states. [2021-01-06 18:32:10,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5714 states and 10632 transitions. [2021-01-06 18:32:10,040 INFO L78 Accepts]: Start accepts. Automaton has 5714 states and 10632 transitions. Word has length 66 [2021-01-06 18:32:10,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:10,040 INFO L481 AbstractCegarLoop]: Abstraction has 5714 states and 10632 transitions. [2021-01-06 18:32:10,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 18:32:10,040 INFO L276 IsEmpty]: Start isEmpty. Operand 5714 states and 10632 transitions. [2021-01-06 18:32:10,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 18:32:10,043 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:10,043 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:10,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-01-06 18:32:10,043 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:10,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:10,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1192870016, now seen corresponding path program 1 times [2021-01-06 18:32:10,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:10,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041480626] [2021-01-06 18:32:10,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:10,114 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041480626] [2021-01-06 18:32:10,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:10,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:10,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677353440] [2021-01-06 18:32:10,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:32:10,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:10,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:32:10,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:32:10,118 INFO L87 Difference]: Start difference. First operand 5714 states and 10632 transitions. Second operand 5 states. [2021-01-06 18:32:12,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:12,277 INFO L93 Difference]: Finished difference Result 16111 states and 30045 transitions. [2021-01-06 18:32:12,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 18:32:12,278 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 68 [2021-01-06 18:32:12,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:12,301 INFO L225 Difference]: With dead ends: 16111 [2021-01-06 18:32:12,302 INFO L226 Difference]: Without dead ends: 10434 [2021-01-06 18:32:12,309 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:32:12,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10434 states. [2021-01-06 18:32:12,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10434 to 5714. [2021-01-06 18:32:12,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5714 states. [2021-01-06 18:32:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5714 states to 5714 states and 10495 transitions. [2021-01-06 18:32:12,618 INFO L78 Accepts]: Start accepts. Automaton has 5714 states and 10495 transitions. Word has length 68 [2021-01-06 18:32:12,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:12,618 INFO L481 AbstractCegarLoop]: Abstraction has 5714 states and 10495 transitions. [2021-01-06 18:32:12,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:32:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 5714 states and 10495 transitions. [2021-01-06 18:32:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-01-06 18:32:12,621 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:12,621 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, 1, 1, 1, 1] [2021-01-06 18:32:12,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 18:32:12,621 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:12,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:12,622 INFO L82 PathProgramCache]: Analyzing trace with hash 770168190, now seen corresponding path program 1 times [2021-01-06 18:32:12,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:12,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028965269] [2021-01-06 18:32:12,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:12,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:12,689 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028965269] [2021-01-06 18:32:12,689 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:12,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 18:32:12,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165252476] [2021-01-06 18:32:12,692 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 18:32:12,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:12,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 18:32:12,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:32:12,693 INFO L87 Difference]: Start difference. First operand 5714 states and 10495 transitions. Second operand 3 states. [2021-01-06 18:32:13,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:13,138 INFO L93 Difference]: Finished difference Result 13935 states and 25547 transitions. [2021-01-06 18:32:13,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 18:32:13,138 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2021-01-06 18:32:13,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:13,157 INFO L225 Difference]: With dead ends: 13935 [2021-01-06 18:32:13,158 INFO L226 Difference]: Without dead ends: 9803 [2021-01-06 18:32:13,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 18:32:13,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9803 states. [2021-01-06 18:32:13,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9803 to 9780. [2021-01-06 18:32:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9780 states. [2021-01-06 18:32:13,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9780 states to 9780 states and 17933 transitions. [2021-01-06 18:32:13,634 INFO L78 Accepts]: Start accepts. Automaton has 9780 states and 17933 transitions. Word has length 68 [2021-01-06 18:32:13,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:13,635 INFO L481 AbstractCegarLoop]: Abstraction has 9780 states and 17933 transitions. [2021-01-06 18:32:13,635 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 18:32:13,635 INFO L276 IsEmpty]: Start isEmpty. Operand 9780 states and 17933 transitions. [2021-01-06 18:32:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 18:32:13,638 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:13,638 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:13,638 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-01-06 18:32:13,638 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:13,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:13,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1092129403, now seen corresponding path program 1 times [2021-01-06 18:32:13,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:13,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259542699] [2021-01-06 18:32:13,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:13,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259542699] [2021-01-06 18:32:13,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:13,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:13,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456724676] [2021-01-06 18:32:13,713 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 18:32:13,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:13,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 18:32:13,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 18:32:13,714 INFO L87 Difference]: Start difference. First operand 9780 states and 17933 transitions. Second operand 5 states. [2021-01-06 18:32:14,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:14,403 INFO L93 Difference]: Finished difference Result 17973 states and 32914 transitions. [2021-01-06 18:32:14,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 18:32:14,404 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 69 [2021-01-06 18:32:14,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:14,414 INFO L225 Difference]: With dead ends: 17973 [2021-01-06 18:32:14,415 INFO L226 Difference]: Without dead ends: 9803 [2021-01-06 18:32:14,422 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:32:14,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9803 states. [2021-01-06 18:32:14,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9803 to 9780. [2021-01-06 18:32:14,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9780 states. [2021-01-06 18:32:14,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9780 states to 9780 states and 17910 transitions. [2021-01-06 18:32:14,804 INFO L78 Accepts]: Start accepts. Automaton has 9780 states and 17910 transitions. Word has length 69 [2021-01-06 18:32:14,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:14,805 INFO L481 AbstractCegarLoop]: Abstraction has 9780 states and 17910 transitions. [2021-01-06 18:32:14,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 18:32:14,805 INFO L276 IsEmpty]: Start isEmpty. Operand 9780 states and 17910 transitions. [2021-01-06 18:32:14,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-01-06 18:32:14,807 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:14,807 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:14,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-01-06 18:32:14,808 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:14,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:14,808 INFO L82 PathProgramCache]: Analyzing trace with hash -833963965, now seen corresponding path program 1 times [2021-01-06 18:32:14,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:14,809 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146172166] [2021-01-06 18:32:14,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:14,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:14,892 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146172166] [2021-01-06 18:32:14,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:14,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:14,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137266342] [2021-01-06 18:32:14,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:32:14,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:14,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:32:14,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:32:14,893 INFO L87 Difference]: Start difference. First operand 9780 states and 17910 transitions. Second operand 6 states. [2021-01-06 18:32:16,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:16,101 INFO L93 Difference]: Finished difference Result 35141 states and 64604 transitions. [2021-01-06 18:32:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:32:16,102 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2021-01-06 18:32:16,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:16,143 INFO L225 Difference]: With dead ends: 35141 [2021-01-06 18:32:16,144 INFO L226 Difference]: Without dead ends: 25746 [2021-01-06 18:32:16,160 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:32:16,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25746 states. [2021-01-06 18:32:16,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25746 to 20595. [2021-01-06 18:32:16,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20595 states. [2021-01-06 18:32:17,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20595 states to 20595 states and 37799 transitions. [2021-01-06 18:32:17,014 INFO L78 Accepts]: Start accepts. Automaton has 20595 states and 37799 transitions. Word has length 69 [2021-01-06 18:32:17,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:17,014 INFO L481 AbstractCegarLoop]: Abstraction has 20595 states and 37799 transitions. [2021-01-06 18:32:17,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:32:17,014 INFO L276 IsEmpty]: Start isEmpty. Operand 20595 states and 37799 transitions. [2021-01-06 18:32:17,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-01-06 18:32:17,017 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:17,017 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:17,017 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-01-06 18:32:17,018 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:17,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:17,018 INFO L82 PathProgramCache]: Analyzing trace with hash -1615004440, now seen corresponding path program 1 times [2021-01-06 18:32:17,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:17,019 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944182436] [2021-01-06 18:32:17,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:17,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:17,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944182436] [2021-01-06 18:32:17,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:17,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:17,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134647552] [2021-01-06 18:32:17,105 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:32:17,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:17,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:32:17,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:32:17,106 INFO L87 Difference]: Start difference. First operand 20595 states and 37799 transitions. Second operand 6 states. [2021-01-06 18:32:19,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:19,434 INFO L93 Difference]: Finished difference Result 87663 states and 161146 transitions. [2021-01-06 18:32:19,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:32:19,435 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2021-01-06 18:32:19,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:19,531 INFO L225 Difference]: With dead ends: 87663 [2021-01-06 18:32:19,531 INFO L226 Difference]: Without dead ends: 67454 [2021-01-06 18:32:19,561 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:32:19,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67454 states. [2021-01-06 18:32:21,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67454 to 52267. [2021-01-06 18:32:21,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52267 states. [2021-01-06 18:32:21,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52267 states to 52267 states and 95943 transitions. [2021-01-06 18:32:21,883 INFO L78 Accepts]: Start accepts. Automaton has 52267 states and 95943 transitions. Word has length 70 [2021-01-06 18:32:21,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:21,883 INFO L481 AbstractCegarLoop]: Abstraction has 52267 states and 95943 transitions. [2021-01-06 18:32:21,883 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:32:21,883 INFO L276 IsEmpty]: Start isEmpty. Operand 52267 states and 95943 transitions. [2021-01-06 18:32:21,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-01-06 18:32:21,886 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:21,886 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:21,886 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 18:32:21,886 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:21,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:21,886 INFO L82 PathProgramCache]: Analyzing trace with hash -504793112, now seen corresponding path program 1 times [2021-01-06 18:32:21,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:21,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455216913] [2021-01-06 18:32:21,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:21,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:21,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455216913] [2021-01-06 18:32:21,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:21,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:21,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404151987] [2021-01-06 18:32:21,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:32:21,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:21,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:32:21,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:32:21,972 INFO L87 Difference]: Start difference. First operand 52267 states and 95943 transitions. Second operand 6 states. [2021-01-06 18:32:28,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:28,415 INFO L93 Difference]: Finished difference Result 242626 states and 445501 transitions. [2021-01-06 18:32:28,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:32:28,416 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 71 [2021-01-06 18:32:28,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:28,918 INFO L225 Difference]: With dead ends: 242626 [2021-01-06 18:32:28,918 INFO L226 Difference]: Without dead ends: 190746 [2021-01-06 18:32:28,976 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:32:29,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190746 states. [2021-01-06 18:32:34,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190746 to 145635. [2021-01-06 18:32:34,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145635 states. [2021-01-06 18:32:35,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145635 states to 145635 states and 267100 transitions. [2021-01-06 18:32:35,248 INFO L78 Accepts]: Start accepts. Automaton has 145635 states and 267100 transitions. Word has length 71 [2021-01-06 18:32:35,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:32:35,249 INFO L481 AbstractCegarLoop]: Abstraction has 145635 states and 267100 transitions. [2021-01-06 18:32:35,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:32:35,249 INFO L276 IsEmpty]: Start isEmpty. Operand 145635 states and 267100 transitions. [2021-01-06 18:32:35,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-01-06 18:32:35,251 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:32:35,252 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 18:32:35,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-01-06 18:32:35,252 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:32:35,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:32:35,253 INFO L82 PathProgramCache]: Analyzing trace with hash -895318035, now seen corresponding path program 1 times [2021-01-06 18:32:35,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:32:35,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881749349] [2021-01-06 18:32:35,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:32:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:32:35,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:32:35,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881749349] [2021-01-06 18:32:35,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:32:35,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:32:35,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785369095] [2021-01-06 18:32:35,636 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:32:35,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:32:35,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:32:35,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:32:35,636 INFO L87 Difference]: Start difference. First operand 145635 states and 267100 transitions. Second operand 6 states. [2021-01-06 18:32:53,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:32:53,500 INFO L93 Difference]: Finished difference Result 701969 states and 1287297 transitions. [2021-01-06 18:32:53,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:32:53,501 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 72 [2021-01-06 18:32:53,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:32:55,057 INFO L225 Difference]: With dead ends: 701969 [2021-01-06 18:32:55,058 INFO L226 Difference]: Without dead ends: 556722 [2021-01-06 18:32:55,256 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:32:55,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556722 states. [2021-01-06 18:33:12,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556722 to 422271. [2021-01-06 18:33:12,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422271 states. [2021-01-06 18:33:14,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422271 states to 422271 states and 773651 transitions. [2021-01-06 18:33:14,278 INFO L78 Accepts]: Start accepts. Automaton has 422271 states and 773651 transitions. Word has length 72 [2021-01-06 18:33:14,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 18:33:14,279 INFO L481 AbstractCegarLoop]: Abstraction has 422271 states and 773651 transitions. [2021-01-06 18:33:14,279 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 18:33:14,279 INFO L276 IsEmpty]: Start isEmpty. Operand 422271 states and 773651 transitions. [2021-01-06 18:33:14,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-01-06 18:33:14,282 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 18:33:14,282 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, 1] [2021-01-06 18:33:14,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-01-06 18:33:14,282 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 18:33:14,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 18:33:14,283 INFO L82 PathProgramCache]: Analyzing trace with hash -564026483, now seen corresponding path program 1 times [2021-01-06 18:33:14,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 18:33:14,283 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079806052] [2021-01-06 18:33:14,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 18:33:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 18:33:14,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 18:33:14,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079806052] [2021-01-06 18:33:14,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 18:33:14,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 18:33:14,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950419300] [2021-01-06 18:33:14,413 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 18:33:14,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 18:33:14,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 18:33:14,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-01-06 18:33:14,415 INFO L87 Difference]: Start difference. First operand 422271 states and 773651 transitions. Second operand 6 states. [2021-01-06 18:34:11,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 18:34:11,278 INFO L93 Difference]: Finished difference Result 2067956 states and 3788193 transitions. [2021-01-06 18:34:11,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 18:34:11,278 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 73 [2021-01-06 18:34:11,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 18:34:17,989 INFO L225 Difference]: With dead ends: 2067956 [2021-01-06 18:34:17,989 INFO L226 Difference]: Without dead ends: 1646074 [2021-01-06 18:34:18,641 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2021-01-06 18:34:20,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1646074 states.