/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_spec1_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 08:23:46,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 08:23:46,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 08:23:46,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 08:23:46,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 08:23:46,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 08:23:46,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 08:23:46,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 08:23:46,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 08:23:46,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 08:23:46,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 08:23:46,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 08:23:46,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 08:23:46,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 08:23:46,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 08:23:46,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 08:23:46,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 08:23:46,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 08:23:46,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 08:23:46,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 08:23:46,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 08:23:46,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 08:23:46,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 08:23:46,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 08:23:46,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 08:23:46,392 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 08:23:46,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 08:23:46,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 08:23:46,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 08:23:46,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 08:23:46,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 08:23:46,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 08:23:46,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 08:23:46,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 08:23:46,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 08:23:46,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 08:23:46,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 08:23:46,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 08:23:46,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 08:23:46,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 08:23:46,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 08:23:46,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 08:23:46,430 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 08:23:46,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 08:23:46,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 08:23:46,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 08:23:46,432 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 08:23:46,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 08:23:46,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 08:23:46,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 08:23:46,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 08:23:46,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 08:23:46,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 08:23:46,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 08:23:46,434 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 08:23:46,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 08:23:46,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 08:23:46,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 08:23:46,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 08:23:46,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 08:23:46,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 08:23:46,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 08:23:46,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 08:23:46,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 08:23:46,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 08:23:46,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 08:23:46,436 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 08:23:46,436 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 08:23:46,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 08:23:46,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 08:23:46,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 08:23:46,837 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 08:23:46,838 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 08:23:46,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c [2020-12-23 08:23:46,914 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/6ec5d753c/a3f63426b50540d68d3caa3e53b61157/FLAG1dbdbee22 [2020-12-23 08:23:47,907 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 08:23:47,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product24.cil.c [2020-12-23 08:23:47,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/6ec5d753c/a3f63426b50540d68d3caa3e53b61157/FLAG1dbdbee22 [2020-12-23 08:23:48,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/6ec5d753c/a3f63426b50540d68d3caa3e53b61157 [2020-12-23 08:23:48,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 08:23:48,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 08:23:48,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 08:23:48,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 08:23:48,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 08:23:48,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:23:48" (1/1) ... [2020-12-23 08:23:48,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2efc0488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:48, skipping insertion in model container [2020-12-23 08:23:48,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:23:48" (1/1) ... [2020-12-23 08:23:48,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 08:23:48,184 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] 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_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] 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_tmp9~0,] 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[~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_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] 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_tmp6~0,] 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_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~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[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] 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_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_tmp6~1,] 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_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] 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[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] 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[~__cil_tmp15~0,] 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~2,] 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_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] 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_tmp14~3,] 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_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] 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_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__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_tmp6~2,] 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_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] 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[~retValue_acc~1,] 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_tmp6~3,] 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_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] 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~2,] [2020-12-23 08:23:48,505 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_spec1_product24.cil.c[10908,10921] left hand side expression in assignment: lhs: VariableLHS[~nd~0,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] 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___0~1,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~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[~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[~__utac__ad__arg1~0,] 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[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] 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~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~12,] 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~13,] left hand side expression in assignment: lhs: VariableLHS[~weight~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[~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___2~1,] 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___1~1,] 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___0~2,] 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~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[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] 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___2~2,] 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___1~2,] 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___0~3,] 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[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~overload~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~buttonPressed~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~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~6,] 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~19,] 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[~retValue_acc~19,] 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[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] 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___0~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] 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~25,] 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_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~6,] 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[~__cil_tmp12~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~4,] 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[~__cil_tmp17~1,] 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~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] 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~27,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] 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___1~6,] 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___1~7,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~30,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~3,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~5,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~6,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~13,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] 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~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] [2020-12-23 08:23:49,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:23:49,031 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] 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_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] 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_tmp9~0,] 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[~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_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] 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_tmp6~0,] 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_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~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[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] 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_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_tmp6~1,] 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_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] 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[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] 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[~__cil_tmp15~0,] 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~2,] 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_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] 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_tmp14~3,] 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_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] 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_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] 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[~__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_tmp6~2,] 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_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] 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[~retValue_acc~1,] 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_tmp6~3,] 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_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] 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~2,] [2020-12-23 08:23:49,071 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_spec1_product24.cil.c[10908,10921] left hand side expression in assignment: lhs: VariableLHS[~nd~0,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~maxLength~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] 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___0~1,] left hand side expression in assignment: lhs: VariableLHS[~action~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~origin~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~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[~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[~__utac__ad__arg1~0,] 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[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] 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~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~12,] 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~13,] left hand side expression in assignment: lhs: VariableLHS[~weight~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[~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___2~1,] 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___1~1,] 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___0~2,] 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~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[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] 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___2~2,] 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___1~2,] 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___0~3,] 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[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~overload~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~buttonPressed~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~17,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~6,] 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~19,] 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[~retValue_acc~19,] 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[~currentHeading~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] 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___0~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp~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[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] 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~22,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] 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~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] 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~25,] 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_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~6,] 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[~__cil_tmp12~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~4,] 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[~__cil_tmp17~1,] 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~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp21~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~10,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp22~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp23~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~5,] 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~27,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~i~1,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] 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~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] 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___1~6,] 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___1~7,] left hand side expression in assignment: lhs: VariableLHS[~i~3,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~30,] left hand side expression in assignment: lhs: VariableLHS[~floor~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~3,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~5,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~6,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~8,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~13,] left hand side expression in assignment: lhs: VariableLHS[~landingButtons_spc1_4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] 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~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] [2020-12-23 08:23:49,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:23:49,258 INFO L208 MainTranslator]: Completed translation [2020-12-23 08:23:49,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49 WrapperNode [2020-12-23 08:23:49,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 08:23:49,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 08:23:49,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 08:23:49,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 08:23:49,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... [2020-12-23 08:23:49,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... [2020-12-23 08:23:49,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 08:23:49,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 08:23:49,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 08:23:49,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 08:23:49,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... [2020-12-23 08:23:49,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... [2020-12-23 08:23:50,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... [2020-12-23 08:23:50,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... [2020-12-23 08:23:50,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... [2020-12-23 08:23:50,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... [2020-12-23 08:23:50,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... [2020-12-23 08:23:50,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 08:23:50,562 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 08:23:50,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 08:23:50,562 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 08:23:50,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 08:23:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 08:23:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 08:23:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 08:23:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 08:24:05,406 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 08:24:05,407 INFO L299 CfgBuilder]: Removed 1577 assume(true) statements. [2020-12-23 08:24:05,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:24:05 BoogieIcfgContainer [2020-12-23 08:24:05,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 08:24:05,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 08:24:05,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 08:24:05,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 08:24:05,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 08:23:48" (1/3) ... [2020-12-23 08:24:05,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d23fe47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:24:05, skipping insertion in model container [2020-12-23 08:24:05,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:23:49" (2/3) ... [2020-12-23 08:24:05,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d23fe47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:24:05, skipping insertion in model container [2020-12-23 08:24:05,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:24:05" (3/3) ... [2020-12-23 08:24:05,426 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product24.cil.c [2020-12-23 08:24:05,433 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 08:24:05,442 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-12-23 08:24:05,463 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-12-23 08:24:05,519 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 08:24:05,519 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 08:24:05,519 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 08:24:05,519 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 08:24:05,519 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 08:24:05,520 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 08:24:05,520 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 08:24:05,520 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 08:24:05,618 INFO L276 IsEmpty]: Start isEmpty. Operand 6911 states. [2020-12-23 08:24:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 08:24:05,631 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:05,632 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:05,633 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]=== [2020-12-23 08:24:05,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:05,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1969331306, now seen corresponding path program 1 times [2020-12-23 08:24:05,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:05,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076936559] [2020-12-23 08:24:05,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:06,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:06,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076936559] [2020-12-23 08:24:06,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:06,125 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:24:06,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204293051] [2020-12-23 08:24:06,131 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:06,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:06,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:06,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:06,156 INFO L87 Difference]: Start difference. First operand 6911 states. Second operand 3 states. [2020-12-23 08:24:06,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:06,924 INFO L93 Difference]: Finished difference Result 20653 states and 38999 transitions. [2020-12-23 08:24:06,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:24:06,927 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2020-12-23 08:24:06,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:07,078 INFO L225 Difference]: With dead ends: 20653 [2020-12-23 08:24:07,078 INFO L226 Difference]: Without dead ends: 13747 [2020-12-23 08:24:07,109 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 [2020-12-23 08:24:07,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13747 states. [2020-12-23 08:24:07,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13747 to 6907. [2020-12-23 08:24:07,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6907 states. [2020-12-23 08:24:07,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6907 states to 6907 states and 13030 transitions. [2020-12-23 08:24:07,520 INFO L78 Accepts]: Start accepts. Automaton has 6907 states and 13030 transitions. Word has length 36 [2020-12-23 08:24:07,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:07,520 INFO L481 AbstractCegarLoop]: Abstraction has 6907 states and 13030 transitions. [2020-12-23 08:24:07,520 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:24:07,520 INFO L276 IsEmpty]: Start isEmpty. Operand 6907 states and 13030 transitions. [2020-12-23 08:24:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-23 08:24:07,530 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:07,531 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] [2020-12-23 08:24:07,532 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 08:24:07,532 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]=== [2020-12-23 08:24:07,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:07,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1635895096, now seen corresponding path program 1 times [2020-12-23 08:24:07,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:07,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806113040] [2020-12-23 08:24:07,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:07,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:07,727 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806113040] [2020-12-23 08:24:07,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:07,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:07,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509591141] [2020-12-23 08:24:07,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:07,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:07,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:07,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:07,731 INFO L87 Difference]: Start difference. First operand 6907 states and 13030 transitions. Second operand 4 states. [2020-12-23 08:24:08,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:08,753 INFO L93 Difference]: Finished difference Result 27382 states and 51675 transitions. [2020-12-23 08:24:08,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:08,754 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2020-12-23 08:24:08,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:08,878 INFO L225 Difference]: With dead ends: 27382 [2020-12-23 08:24:08,878 INFO L226 Difference]: Without dead ends: 20497 [2020-12-23 08:24:08,900 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 [2020-12-23 08:24:08,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20497 states. [2020-12-23 08:24:09,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20497 to 6883. [2020-12-23 08:24:09,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6883 states. [2020-12-23 08:24:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6883 states to 6883 states and 12977 transitions. [2020-12-23 08:24:09,696 INFO L78 Accepts]: Start accepts. Automaton has 6883 states and 12977 transitions. Word has length 43 [2020-12-23 08:24:09,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:09,696 INFO L481 AbstractCegarLoop]: Abstraction has 6883 states and 12977 transitions. [2020-12-23 08:24:09,696 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 6883 states and 12977 transitions. [2020-12-23 08:24:09,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-23 08:24:09,698 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:09,698 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:09,698 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 08:24:09,699 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]=== [2020-12-23 08:24:09,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:09,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1898211622, now seen corresponding path program 1 times [2020-12-23 08:24:09,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:09,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188965812] [2020-12-23 08:24:09,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:09,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:09,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188965812] [2020-12-23 08:24:09,838 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:09,838 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:09,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925788762] [2020-12-23 08:24:09,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:09,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:09,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:09,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:09,840 INFO L87 Difference]: Start difference. First operand 6883 states and 12977 transitions. Second operand 4 states. [2020-12-23 08:24:10,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:10,925 INFO L93 Difference]: Finished difference Result 20557 states and 38782 transitions. [2020-12-23 08:24:10,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:10,926 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 44 [2020-12-23 08:24:10,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:10,979 INFO L225 Difference]: With dead ends: 20557 [2020-12-23 08:24:10,979 INFO L226 Difference]: Without dead ends: 13696 [2020-12-23 08:24:10,996 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 [2020-12-23 08:24:11,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13696 states. [2020-12-23 08:24:11,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13696 to 6883. [2020-12-23 08:24:11,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6883 states. [2020-12-23 08:24:11,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6883 states to 6883 states and 12971 transitions. [2020-12-23 08:24:11,443 INFO L78 Accepts]: Start accepts. Automaton has 6883 states and 12971 transitions. Word has length 44 [2020-12-23 08:24:11,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:11,450 INFO L481 AbstractCegarLoop]: Abstraction has 6883 states and 12971 transitions. [2020-12-23 08:24:11,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:11,450 INFO L276 IsEmpty]: Start isEmpty. Operand 6883 states and 12971 transitions. [2020-12-23 08:24:11,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-23 08:24:11,453 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:11,453 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] [2020-12-23 08:24:11,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 08:24:11,454 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]=== [2020-12-23 08:24:11,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:11,454 INFO L82 PathProgramCache]: Analyzing trace with hash 513263147, now seen corresponding path program 1 times [2020-12-23 08:24:11,455 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:11,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161746062] [2020-12-23 08:24:11,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:11,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:11,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161746062] [2020-12-23 08:24:11,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:11,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:11,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597646121] [2020-12-23 08:24:11,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:11,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:11,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:11,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:11,581 INFO L87 Difference]: Start difference. First operand 6883 states and 12971 transitions. Second operand 4 states. [2020-12-23 08:24:12,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:12,457 INFO L93 Difference]: Finished difference Result 20557 states and 38770 transitions. [2020-12-23 08:24:12,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:12,457 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2020-12-23 08:24:12,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:12,513 INFO L225 Difference]: With dead ends: 20557 [2020-12-23 08:24:12,513 INFO L226 Difference]: Without dead ends: 13696 [2020-12-23 08:24:12,532 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 [2020-12-23 08:24:12,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13696 states. [2020-12-23 08:24:12,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13696 to 6883. [2020-12-23 08:24:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6883 states. [2020-12-23 08:24:12,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6883 states to 6883 states and 12965 transitions. [2020-12-23 08:24:12,936 INFO L78 Accepts]: Start accepts. Automaton has 6883 states and 12965 transitions. Word has length 46 [2020-12-23 08:24:12,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:12,937 INFO L481 AbstractCegarLoop]: Abstraction has 6883 states and 12965 transitions. [2020-12-23 08:24:12,937 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:12,937 INFO L276 IsEmpty]: Start isEmpty. Operand 6883 states and 12965 transitions. [2020-12-23 08:24:12,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-23 08:24:12,938 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:12,938 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:12,939 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 08:24:12,939 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]=== [2020-12-23 08:24:12,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:12,940 INFO L82 PathProgramCache]: Analyzing trace with hash -1026892368, now seen corresponding path program 1 times [2020-12-23 08:24:12,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:12,940 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988153041] [2020-12-23 08:24:12,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:13,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:13,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988153041] [2020-12-23 08:24:13,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:13,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:13,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179896702] [2020-12-23 08:24:13,068 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:13,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:13,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:13,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:13,070 INFO L87 Difference]: Start difference. First operand 6883 states and 12965 transitions. Second operand 4 states. [2020-12-23 08:24:14,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:14,549 INFO L93 Difference]: Finished difference Result 34165 states and 64440 transitions. [2020-12-23 08:24:14,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:14,552 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-12-23 08:24:14,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:14,663 INFO L225 Difference]: With dead ends: 34165 [2020-12-23 08:24:14,663 INFO L226 Difference]: Without dead ends: 27304 [2020-12-23 08:24:14,689 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 [2020-12-23 08:24:14,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27304 states. [2020-12-23 08:24:15,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27304 to 6883. [2020-12-23 08:24:15,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6883 states. [2020-12-23 08:24:15,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6883 states to 6883 states and 12964 transitions. [2020-12-23 08:24:15,302 INFO L78 Accepts]: Start accepts. Automaton has 6883 states and 12964 transitions. Word has length 48 [2020-12-23 08:24:15,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:15,304 INFO L481 AbstractCegarLoop]: Abstraction has 6883 states and 12964 transitions. [2020-12-23 08:24:15,304 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:15,305 INFO L276 IsEmpty]: Start isEmpty. Operand 6883 states and 12964 transitions. [2020-12-23 08:24:15,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-23 08:24:15,307 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:15,308 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] [2020-12-23 08:24:15,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 08:24:15,309 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]=== [2020-12-23 08:24:15,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:15,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1263532523, now seen corresponding path program 1 times [2020-12-23 08:24:15,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:15,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091754823] [2020-12-23 08:24:15,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:15,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:15,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091754823] [2020-12-23 08:24:15,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:15,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:15,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584118356] [2020-12-23 08:24:15,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:15,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:15,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:15,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:15,456 INFO L87 Difference]: Start difference. First operand 6883 states and 12964 transitions. Second operand 4 states. [2020-12-23 08:24:16,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:16,265 INFO L93 Difference]: Finished difference Result 20557 states and 38757 transitions. [2020-12-23 08:24:16,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:16,267 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2020-12-23 08:24:16,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:16,306 INFO L225 Difference]: With dead ends: 20557 [2020-12-23 08:24:16,307 INFO L226 Difference]: Without dead ends: 13696 [2020-12-23 08:24:16,320 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 [2020-12-23 08:24:16,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13696 states. [2020-12-23 08:24:16,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13696 to 6883. [2020-12-23 08:24:16,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6883 states. [2020-12-23 08:24:16,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6883 states to 6883 states and 12958 transitions. [2020-12-23 08:24:16,748 INFO L78 Accepts]: Start accepts. Automaton has 6883 states and 12958 transitions. Word has length 49 [2020-12-23 08:24:16,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:16,748 INFO L481 AbstractCegarLoop]: Abstraction has 6883 states and 12958 transitions. [2020-12-23 08:24:16,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:16,749 INFO L276 IsEmpty]: Start isEmpty. Operand 6883 states and 12958 transitions. [2020-12-23 08:24:16,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-23 08:24:16,750 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:16,750 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] [2020-12-23 08:24:16,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 08:24:16,750 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]=== [2020-12-23 08:24:16,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:16,756 INFO L82 PathProgramCache]: Analyzing trace with hash -691159253, now seen corresponding path program 1 times [2020-12-23 08:24:16,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:16,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044163134] [2020-12-23 08:24:16,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:16,835 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044163134] [2020-12-23 08:24:16,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:16,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:16,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023776445] [2020-12-23 08:24:16,837 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:16,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:16,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:16,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:16,838 INFO L87 Difference]: Start difference. First operand 6883 states and 12958 transitions. Second operand 4 states. [2020-12-23 08:24:17,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:17,711 INFO L93 Difference]: Finished difference Result 20557 states and 38745 transitions. [2020-12-23 08:24:17,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:17,712 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2020-12-23 08:24:17,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:17,759 INFO L225 Difference]: With dead ends: 20557 [2020-12-23 08:24:17,759 INFO L226 Difference]: Without dead ends: 13696 [2020-12-23 08:24:17,776 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 [2020-12-23 08:24:17,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13696 states. [2020-12-23 08:24:18,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13696 to 6883. [2020-12-23 08:24:18,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6883 states. [2020-12-23 08:24:18,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6883 states to 6883 states and 12952 transitions. [2020-12-23 08:24:18,181 INFO L78 Accepts]: Start accepts. Automaton has 6883 states and 12952 transitions. Word has length 50 [2020-12-23 08:24:18,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:18,181 INFO L481 AbstractCegarLoop]: Abstraction has 6883 states and 12952 transitions. [2020-12-23 08:24:18,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:18,182 INFO L276 IsEmpty]: Start isEmpty. Operand 6883 states and 12952 transitions. [2020-12-23 08:24:18,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-23 08:24:18,183 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:18,183 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] [2020-12-23 08:24:18,184 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 08:24:18,184 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]=== [2020-12-23 08:24:18,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:18,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1100481530, now seen corresponding path program 1 times [2020-12-23 08:24:18,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:18,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787012676] [2020-12-23 08:24:18,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:18,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:18,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787012676] [2020-12-23 08:24:18,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:18,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:18,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123692285] [2020-12-23 08:24:18,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:18,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:18,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:18,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:18,323 INFO L87 Difference]: Start difference. First operand 6883 states and 12952 transitions. Second operand 4 states. [2020-12-23 08:24:19,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:19,374 INFO L93 Difference]: Finished difference Result 27340 states and 51541 transitions. [2020-12-23 08:24:19,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:19,374 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-12-23 08:24:19,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:19,480 INFO L225 Difference]: With dead ends: 27340 [2020-12-23 08:24:19,480 INFO L226 Difference]: Without dead ends: 20485 [2020-12-23 08:24:19,498 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 [2020-12-23 08:24:19,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20485 states. [2020-12-23 08:24:19,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20485 to 6885. [2020-12-23 08:24:19,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6885 states. [2020-12-23 08:24:20,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6885 states to 6885 states and 12953 transitions. [2020-12-23 08:24:20,017 INFO L78 Accepts]: Start accepts. Automaton has 6885 states and 12953 transitions. Word has length 51 [2020-12-23 08:24:20,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:20,020 INFO L481 AbstractCegarLoop]: Abstraction has 6885 states and 12953 transitions. [2020-12-23 08:24:20,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:20,021 INFO L276 IsEmpty]: Start isEmpty. Operand 6885 states and 12953 transitions. [2020-12-23 08:24:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-23 08:24:20,022 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:20,022 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] [2020-12-23 08:24:20,022 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 08:24:20,023 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]=== [2020-12-23 08:24:20,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:20,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1887010262, now seen corresponding path program 1 times [2020-12-23 08:24:20,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:20,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555320957] [2020-12-23 08:24:20,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:20,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:20,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555320957] [2020-12-23 08:24:20,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:20,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:20,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388680129] [2020-12-23 08:24:20,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:20,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:20,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:20,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:20,129 INFO L87 Difference]: Start difference. First operand 6885 states and 12953 transitions. Second operand 4 states. [2020-12-23 08:24:21,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:21,156 INFO L93 Difference]: Finished difference Result 27332 states and 51521 transitions. [2020-12-23 08:24:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:21,157 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-12-23 08:24:21,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:21,214 INFO L225 Difference]: With dead ends: 27332 [2020-12-23 08:24:21,215 INFO L226 Difference]: Without dead ends: 20480 [2020-12-23 08:24:21,230 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 [2020-12-23 08:24:21,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20480 states. [2020-12-23 08:24:21,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20480 to 6890. [2020-12-23 08:24:21,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6890 states. [2020-12-23 08:24:21,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6890 states to 6890 states and 12961 transitions. [2020-12-23 08:24:21,646 INFO L78 Accepts]: Start accepts. Automaton has 6890 states and 12961 transitions. Word has length 52 [2020-12-23 08:24:21,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:21,646 INFO L481 AbstractCegarLoop]: Abstraction has 6890 states and 12961 transitions. [2020-12-23 08:24:21,646 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:21,646 INFO L276 IsEmpty]: Start isEmpty. Operand 6890 states and 12961 transitions. [2020-12-23 08:24:21,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-23 08:24:21,647 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:21,648 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] [2020-12-23 08:24:21,648 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 08:24:21,648 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]=== [2020-12-23 08:24:21,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:21,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1613132209, now seen corresponding path program 1 times [2020-12-23 08:24:21,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:21,649 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994250321] [2020-12-23 08:24:21,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:21,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:21,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:21,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994250321] [2020-12-23 08:24:21,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:21,707 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:24:21,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745106620] [2020-12-23 08:24:21,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:21,708 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:21,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:21,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:21,709 INFO L87 Difference]: Start difference. First operand 6890 states and 12961 transitions. Second operand 3 states. [2020-12-23 08:24:22,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:22,116 INFO L93 Difference]: Finished difference Result 13737 states and 25864 transitions. [2020-12-23 08:24:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:24:22,117 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-12-23 08:24:22,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:22,132 INFO L225 Difference]: With dead ends: 13737 [2020-12-23 08:24:22,132 INFO L226 Difference]: Without dead ends: 6884 [2020-12-23 08:24:22,143 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 [2020-12-23 08:24:22,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6884 states. [2020-12-23 08:24:22,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6884 to 6884. [2020-12-23 08:24:22,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6884 states. [2020-12-23 08:24:22,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6884 states to 6884 states and 12949 transitions. [2020-12-23 08:24:22,437 INFO L78 Accepts]: Start accepts. Automaton has 6884 states and 12949 transitions. Word has length 53 [2020-12-23 08:24:22,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:22,437 INFO L481 AbstractCegarLoop]: Abstraction has 6884 states and 12949 transitions. [2020-12-23 08:24:22,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:24:22,437 INFO L276 IsEmpty]: Start isEmpty. Operand 6884 states and 12949 transitions. [2020-12-23 08:24:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-23 08:24:22,438 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:22,439 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:22,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 08:24:22,439 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]=== [2020-12-23 08:24:22,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:22,440 INFO L82 PathProgramCache]: Analyzing trace with hash -470207914, now seen corresponding path program 1 times [2020-12-23 08:24:22,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:22,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040208989] [2020-12-23 08:24:22,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:22,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:22,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040208989] [2020-12-23 08:24:22,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:22,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:24:22,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639205233] [2020-12-23 08:24:22,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:24:22,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:22,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:24:22,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:24:22,554 INFO L87 Difference]: Start difference. First operand 6884 states and 12949 transitions. Second operand 5 states. [2020-12-23 08:24:23,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:23,103 INFO L93 Difference]: Finished difference Result 13681 states and 25777 transitions. [2020-12-23 08:24:23,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 08:24:23,104 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 55 [2020-12-23 08:24:23,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:23,113 INFO L225 Difference]: With dead ends: 13681 [2020-12-23 08:24:23,113 INFO L226 Difference]: Without dead ends: 6871 [2020-12-23 08:24:23,123 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:24:23,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6871 states. [2020-12-23 08:24:23,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6871 to 6871. [2020-12-23 08:24:23,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6871 states. [2020-12-23 08:24:23,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6871 states to 6871 states and 12927 transitions. [2020-12-23 08:24:23,631 INFO L78 Accepts]: Start accepts. Automaton has 6871 states and 12927 transitions. Word has length 55 [2020-12-23 08:24:23,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:23,632 INFO L481 AbstractCegarLoop]: Abstraction has 6871 states and 12927 transitions. [2020-12-23 08:24:23,632 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:24:23,632 INFO L276 IsEmpty]: Start isEmpty. Operand 6871 states and 12927 transitions. [2020-12-23 08:24:23,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 08:24:23,634 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:23,634 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] [2020-12-23 08:24:23,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 08:24:23,635 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]=== [2020-12-23 08:24:23,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:23,636 INFO L82 PathProgramCache]: Analyzing trace with hash 2034437098, now seen corresponding path program 1 times [2020-12-23 08:24:23,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:23,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261676239] [2020-12-23 08:24:23,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:23,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261676239] [2020-12-23 08:24:23,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:23,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:24:23,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958235888] [2020-12-23 08:24:23,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:24:23,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:23,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:24:23,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:24:23,768 INFO L87 Difference]: Start difference. First operand 6871 states and 12927 transitions. Second operand 5 states. [2020-12-23 08:24:24,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:24,327 INFO L93 Difference]: Finished difference Result 13675 states and 25766 transitions. [2020-12-23 08:24:24,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:24:24,328 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-12-23 08:24:24,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:24,341 INFO L225 Difference]: With dead ends: 13675 [2020-12-23 08:24:24,341 INFO L226 Difference]: Without dead ends: 6865 [2020-12-23 08:24:24,350 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:24:24,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6865 states. [2020-12-23 08:24:24,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6865 to 6865. [2020-12-23 08:24:24,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6865 states. [2020-12-23 08:24:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6865 states to 6865 states and 12918 transitions. [2020-12-23 08:24:24,802 INFO L78 Accepts]: Start accepts. Automaton has 6865 states and 12918 transitions. Word has length 58 [2020-12-23 08:24:24,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:24,802 INFO L481 AbstractCegarLoop]: Abstraction has 6865 states and 12918 transitions. [2020-12-23 08:24:24,802 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:24:24,803 INFO L276 IsEmpty]: Start isEmpty. Operand 6865 states and 12918 transitions. [2020-12-23 08:24:24,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 08:24:24,804 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:24,804 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] [2020-12-23 08:24:24,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 08:24:24,804 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]=== [2020-12-23 08:24:24,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:24,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1327882090, now seen corresponding path program 1 times [2020-12-23 08:24:24,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:24,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447940691] [2020-12-23 08:24:24,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:24,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:24,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447940691] [2020-12-23 08:24:24,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:24,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:24:24,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955470361] [2020-12-23 08:24:24,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:24,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:24,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:24,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:24,873 INFO L87 Difference]: Start difference. First operand 6865 states and 12918 transitions. Second operand 4 states. [2020-12-23 08:24:25,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:25,347 INFO L93 Difference]: Finished difference Result 13669 states and 25757 transitions. [2020-12-23 08:24:25,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 08:24:25,348 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2020-12-23 08:24:25,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:25,359 INFO L225 Difference]: With dead ends: 13669 [2020-12-23 08:24:25,359 INFO L226 Difference]: Without dead ends: 6851 [2020-12-23 08:24:25,369 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 [2020-12-23 08:24:25,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6851 states. [2020-12-23 08:24:25,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6851 to 6851. [2020-12-23 08:24:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6851 states. [2020-12-23 08:24:25,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 12897 transitions. [2020-12-23 08:24:25,661 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 12897 transitions. Word has length 58 [2020-12-23 08:24:25,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:25,661 INFO L481 AbstractCegarLoop]: Abstraction has 6851 states and 12897 transitions. [2020-12-23 08:24:25,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:25,661 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 12897 transitions. [2020-12-23 08:24:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-23 08:24:25,662 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:25,662 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:25,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 08:24:25,662 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]=== [2020-12-23 08:24:25,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:25,663 INFO L82 PathProgramCache]: Analyzing trace with hash -172510179, now seen corresponding path program 1 times [2020-12-23 08:24:25,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:25,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057869146] [2020-12-23 08:24:25,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:25,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:25,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057869146] [2020-12-23 08:24:25,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:25,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 08:24:25,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817468547] [2020-12-23 08:24:25,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 08:24:25,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:25,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 08:24:25,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:24:25,744 INFO L87 Difference]: Start difference. First operand 6851 states and 12897 transitions. Second operand 6 states. [2020-12-23 08:24:26,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:26,215 INFO L93 Difference]: Finished difference Result 13669 states and 25752 transitions. [2020-12-23 08:24:26,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:24:26,215 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-12-23 08:24:26,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:26,225 INFO L225 Difference]: With dead ends: 13669 [2020-12-23 08:24:26,226 INFO L226 Difference]: Without dead ends: 6871 [2020-12-23 08:24:26,234 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-12-23 08:24:26,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6871 states. [2020-12-23 08:24:26,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6871 to 6851. [2020-12-23 08:24:26,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6851 states. [2020-12-23 08:24:26,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 12896 transitions. [2020-12-23 08:24:26,502 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 12896 transitions. Word has length 59 [2020-12-23 08:24:26,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:26,502 INFO L481 AbstractCegarLoop]: Abstraction has 6851 states and 12896 transitions. [2020-12-23 08:24:26,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 08:24:26,502 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 12896 transitions. [2020-12-23 08:24:26,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-23 08:24:26,504 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:26,504 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:26,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 08:24:26,504 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]=== [2020-12-23 08:24:26,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:26,505 INFO L82 PathProgramCache]: Analyzing trace with hash -486906799, now seen corresponding path program 1 times [2020-12-23 08:24:26,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:26,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504968423] [2020-12-23 08:24:26,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:26,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:26,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504968423] [2020-12-23 08:24:26,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:26,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 08:24:26,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927600433] [2020-12-23 08:24:26,651 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 08:24:26,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:26,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 08:24:26,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:24:26,652 INFO L87 Difference]: Start difference. First operand 6851 states and 12896 transitions. Second operand 6 states. [2020-12-23 08:24:27,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:27,045 INFO L93 Difference]: Finished difference Result 13659 states and 25733 transitions. [2020-12-23 08:24:27,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:24:27,046 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-12-23 08:24:27,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:27,055 INFO L225 Difference]: With dead ends: 13659 [2020-12-23 08:24:27,055 INFO L226 Difference]: Without dead ends: 6866 [2020-12-23 08:24:27,066 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-12-23 08:24:27,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6866 states. [2020-12-23 08:24:27,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6866 to 6851. [2020-12-23 08:24:27,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6851 states. [2020-12-23 08:24:27,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 12895 transitions. [2020-12-23 08:24:27,311 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 12895 transitions. Word has length 60 [2020-12-23 08:24:27,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:27,311 INFO L481 AbstractCegarLoop]: Abstraction has 6851 states and 12895 transitions. [2020-12-23 08:24:27,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 08:24:27,311 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 12895 transitions. [2020-12-23 08:24:27,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-23 08:24:27,313 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:27,313 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] [2020-12-23 08:24:27,313 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 08:24:27,313 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]=== [2020-12-23 08:24:27,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:27,314 INFO L82 PathProgramCache]: Analyzing trace with hash 2090471378, now seen corresponding path program 1 times [2020-12-23 08:24:27,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:27,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219015535] [2020-12-23 08:24:27,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:27,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219015535] [2020-12-23 08:24:27,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:27,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:24:27,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904683380] [2020-12-23 08:24:27,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:27,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:27,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:27,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:27,471 INFO L87 Difference]: Start difference. First operand 6851 states and 12895 transitions. Second operand 3 states. [2020-12-23 08:24:28,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:28,778 INFO L93 Difference]: Finished difference Result 15303 states and 28849 transitions. [2020-12-23 08:24:28,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:24:28,778 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2020-12-23 08:24:28,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:28,802 INFO L225 Difference]: With dead ends: 15303 [2020-12-23 08:24:28,803 INFO L226 Difference]: Without dead ends: 11852 [2020-12-23 08:24:28,812 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 [2020-12-23 08:24:28,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11852 states. [2020-12-23 08:24:29,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11852 to 9873. [2020-12-23 08:24:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9873 states. [2020-12-23 08:24:29,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9873 states to 9873 states and 18595 transitions. [2020-12-23 08:24:29,483 INFO L78 Accepts]: Start accepts. Automaton has 9873 states and 18595 transitions. Word has length 61 [2020-12-23 08:24:29,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:29,484 INFO L481 AbstractCegarLoop]: Abstraction has 9873 states and 18595 transitions. [2020-12-23 08:24:29,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:24:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 9873 states and 18595 transitions. [2020-12-23 08:24:29,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-23 08:24:29,488 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:29,489 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, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:29,489 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 08:24:29,489 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]=== [2020-12-23 08:24:29,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:29,489 INFO L82 PathProgramCache]: Analyzing trace with hash -873239124, now seen corresponding path program 1 times [2020-12-23 08:24:29,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:29,490 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679714092] [2020-12-23 08:24:29,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:29,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679714092] [2020-12-23 08:24:29,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:29,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 08:24:29,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045526475] [2020-12-23 08:24:29,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 08:24:29,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:29,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 08:24:29,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:24:29,593 INFO L87 Difference]: Start difference. First operand 9873 states and 18595 transitions. Second operand 8 states. [2020-12-23 08:24:30,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:30,860 INFO L93 Difference]: Finished difference Result 20338 states and 38124 transitions. [2020-12-23 08:24:30,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-23 08:24:30,861 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 80 [2020-12-23 08:24:30,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:30,878 INFO L225 Difference]: With dead ends: 20338 [2020-12-23 08:24:30,878 INFO L226 Difference]: Without dead ends: 11677 [2020-12-23 08:24:30,890 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2020-12-23 08:24:30,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11677 states. [2020-12-23 08:24:31,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11677 to 8208. [2020-12-23 08:24:31,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8208 states. [2020-12-23 08:24:31,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8208 states to 8208 states and 15383 transitions. [2020-12-23 08:24:31,249 INFO L78 Accepts]: Start accepts. Automaton has 8208 states and 15383 transitions. Word has length 80 [2020-12-23 08:24:31,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:31,249 INFO L481 AbstractCegarLoop]: Abstraction has 8208 states and 15383 transitions. [2020-12-23 08:24:31,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 08:24:31,250 INFO L276 IsEmpty]: Start isEmpty. Operand 8208 states and 15383 transitions. [2020-12-23 08:24:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-23 08:24:31,252 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:31,252 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:31,252 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 08:24:31,252 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]=== [2020-12-23 08:24:31,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:31,253 INFO L82 PathProgramCache]: Analyzing trace with hash 2086058312, now seen corresponding path program 1 times [2020-12-23 08:24:31,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:31,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385388418] [2020-12-23 08:24:31,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:31,327 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385388418] [2020-12-23 08:24:31,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:31,327 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:24:31,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678120576] [2020-12-23 08:24:31,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:24:31,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:31,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:24:31,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:24:31,329 INFO L87 Difference]: Start difference. First operand 8208 states and 15383 transitions. Second operand 4 states. [2020-12-23 08:24:35,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:35,556 INFO L93 Difference]: Finished difference Result 22101 states and 41376 transitions. [2020-12-23 08:24:35,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 08:24:35,557 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 81 [2020-12-23 08:24:35,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:35,574 INFO L225 Difference]: With dead ends: 22101 [2020-12-23 08:24:35,574 INFO L226 Difference]: Without dead ends: 13960 [2020-12-23 08:24:35,581 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:24:35,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13960 states. [2020-12-23 08:24:35,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13960 to 8208. [2020-12-23 08:24:35,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8208 states. [2020-12-23 08:24:35,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8208 states to 8208 states and 14978 transitions. [2020-12-23 08:24:35,981 INFO L78 Accepts]: Start accepts. Automaton has 8208 states and 14978 transitions. Word has length 81 [2020-12-23 08:24:35,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:35,981 INFO L481 AbstractCegarLoop]: Abstraction has 8208 states and 14978 transitions. [2020-12-23 08:24:35,981 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:24:35,981 INFO L276 IsEmpty]: Start isEmpty. Operand 8208 states and 14978 transitions. [2020-12-23 08:24:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-23 08:24:35,984 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:35,984 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:35,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 08:24:35,985 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]=== [2020-12-23 08:24:35,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:35,985 INFO L82 PathProgramCache]: Analyzing trace with hash -1485476940, now seen corresponding path program 1 times [2020-12-23 08:24:35,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:35,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649839626] [2020-12-23 08:24:35,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:36,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:36,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649839626] [2020-12-23 08:24:36,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:36,078 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:24:36,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765735824] [2020-12-23 08:24:36,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 08:24:36,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:36,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 08:24:36,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:24:36,079 INFO L87 Difference]: Start difference. First operand 8208 states and 14978 transitions. Second operand 6 states. [2020-12-23 08:24:45,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:45,976 INFO L93 Difference]: Finished difference Result 56844 states and 104969 transitions. [2020-12-23 08:24:45,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-23 08:24:45,976 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2020-12-23 08:24:45,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:46,042 INFO L225 Difference]: With dead ends: 56844 [2020-12-23 08:24:46,043 INFO L226 Difference]: Without dead ends: 48730 [2020-12-23 08:24:46,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-12-23 08:24:46,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48730 states. [2020-12-23 08:24:46,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48730 to 16186. [2020-12-23 08:24:46,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16186 states. [2020-12-23 08:24:46,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16186 states to 16186 states and 29578 transitions. [2020-12-23 08:24:46,988 INFO L78 Accepts]: Start accepts. Automaton has 16186 states and 29578 transitions. Word has length 89 [2020-12-23 08:24:46,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:46,989 INFO L481 AbstractCegarLoop]: Abstraction has 16186 states and 29578 transitions. [2020-12-23 08:24:46,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 08:24:46,989 INFO L276 IsEmpty]: Start isEmpty. Operand 16186 states and 29578 transitions. [2020-12-23 08:24:46,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-23 08:24:46,996 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:46,996 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:46,996 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 08:24:46,996 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]=== [2020-12-23 08:24:46,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:46,997 INFO L82 PathProgramCache]: Analyzing trace with hash -571945799, now seen corresponding path program 1 times [2020-12-23 08:24:46,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:46,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423002126] [2020-12-23 08:24:46,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:47,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:47,080 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423002126] [2020-12-23 08:24:47,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:47,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:24:47,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821295921] [2020-12-23 08:24:47,081 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:24:47,082 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:47,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:24:47,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:24:47,082 INFO L87 Difference]: Start difference. First operand 16186 states and 29578 transitions. Second operand 5 states. [2020-12-23 08:24:48,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:48,343 INFO L93 Difference]: Finished difference Result 32304 states and 59065 transitions. [2020-12-23 08:24:48,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 08:24:48,344 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 91 [2020-12-23 08:24:48,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:48,365 INFO L225 Difference]: With dead ends: 32304 [2020-12-23 08:24:48,365 INFO L226 Difference]: Without dead ends: 16197 [2020-12-23 08:24:48,377 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:24:48,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16197 states. [2020-12-23 08:24:49,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16197 to 16182. [2020-12-23 08:24:49,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16182 states. [2020-12-23 08:24:49,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16182 states to 16182 states and 29568 transitions. [2020-12-23 08:24:49,071 INFO L78 Accepts]: Start accepts. Automaton has 16182 states and 29568 transitions. Word has length 91 [2020-12-23 08:24:49,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:49,071 INFO L481 AbstractCegarLoop]: Abstraction has 16182 states and 29568 transitions. [2020-12-23 08:24:49,071 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:24:49,071 INFO L276 IsEmpty]: Start isEmpty. Operand 16182 states and 29568 transitions. [2020-12-23 08:24:49,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-23 08:24:49,078 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:49,078 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:49,078 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 08:24:49,078 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]=== [2020-12-23 08:24:49,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:49,079 INFO L82 PathProgramCache]: Analyzing trace with hash 1075979457, now seen corresponding path program 1 times [2020-12-23 08:24:49,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:49,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896288333] [2020-12-23 08:24:49,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:49,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:49,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896288333] [2020-12-23 08:24:49,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:49,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:24:49,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392592241] [2020-12-23 08:24:49,192 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 08:24:49,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:49,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 08:24:49,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:24:49,193 INFO L87 Difference]: Start difference. First operand 16182 states and 29568 transitions. Second operand 6 states. [2020-12-23 08:24:57,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:57,286 INFO L93 Difference]: Finished difference Result 48630 states and 89705 transitions. [2020-12-23 08:24:57,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-23 08:24:57,287 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2020-12-23 08:24:57,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:57,348 INFO L225 Difference]: With dead ends: 48630 [2020-12-23 08:24:57,349 INFO L226 Difference]: Without dead ends: 42229 [2020-12-23 08:24:57,365 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-12-23 08:24:57,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42229 states. [2020-12-23 08:24:58,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42229 to 16172. [2020-12-23 08:24:58,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16172 states. [2020-12-23 08:24:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16172 states to 16172 states and 29548 transitions. [2020-12-23 08:24:58,420 INFO L78 Accepts]: Start accepts. Automaton has 16172 states and 29548 transitions. Word has length 92 [2020-12-23 08:24:58,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:58,420 INFO L481 AbstractCegarLoop]: Abstraction has 16172 states and 29548 transitions. [2020-12-23 08:24:58,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 08:24:58,420 INFO L276 IsEmpty]: Start isEmpty. Operand 16172 states and 29548 transitions. [2020-12-23 08:24:58,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-23 08:24:58,426 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:58,426 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:58,426 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 08:24:58,426 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]=== [2020-12-23 08:24:58,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:58,427 INFO L82 PathProgramCache]: Analyzing trace with hash 1607960227, now seen corresponding path program 1 times [2020-12-23 08:24:58,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:58,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910755561] [2020-12-23 08:24:58,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:58,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:58,491 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910755561] [2020-12-23 08:24:58,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:58,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:24:58,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079739400] [2020-12-23 08:24:58,492 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:24:58,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:58,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:24:58,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:24:58,493 INFO L87 Difference]: Start difference. First operand 16172 states and 29548 transitions. Second operand 5 states. [2020-12-23 08:24:59,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:24:59,187 INFO L93 Difference]: Finished difference Result 24153 states and 44137 transitions. [2020-12-23 08:24:59,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 08:24:59,188 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 92 [2020-12-23 08:24:59,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:24:59,199 INFO L225 Difference]: With dead ends: 24153 [2020-12-23 08:24:59,199 INFO L226 Difference]: Without dead ends: 8011 [2020-12-23 08:24:59,208 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:24:59,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8011 states. [2020-12-23 08:24:59,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8011 to 8011. [2020-12-23 08:24:59,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8011 states. [2020-12-23 08:24:59,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8011 states to 8011 states and 14624 transitions. [2020-12-23 08:24:59,708 INFO L78 Accepts]: Start accepts. Automaton has 8011 states and 14624 transitions. Word has length 92 [2020-12-23 08:24:59,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:24:59,709 INFO L481 AbstractCegarLoop]: Abstraction has 8011 states and 14624 transitions. [2020-12-23 08:24:59,709 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:24:59,709 INFO L276 IsEmpty]: Start isEmpty. Operand 8011 states and 14624 transitions. [2020-12-23 08:24:59,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-23 08:24:59,712 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:24:59,712 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:24:59,713 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 08:24:59,713 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]=== [2020-12-23 08:24:59,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:24:59,713 INFO L82 PathProgramCache]: Analyzing trace with hash -323256589, now seen corresponding path program 1 times [2020-12-23 08:24:59,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:24:59,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876278847] [2020-12-23 08:24:59,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:24:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:24:59,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:24:59,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876278847] [2020-12-23 08:24:59,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:24:59,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:24:59,788 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323102045] [2020-12-23 08:24:59,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:24:59,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:24:59,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:24:59,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:24:59,789 INFO L87 Difference]: Start difference. First operand 8011 states and 14624 transitions. Second operand 3 states. [2020-12-23 08:25:00,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:25:00,533 INFO L93 Difference]: Finished difference Result 18773 states and 34316 transitions. [2020-12-23 08:25:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:25:00,534 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-12-23 08:25:00,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:25:00,553 INFO L225 Difference]: With dead ends: 18773 [2020-12-23 08:25:00,553 INFO L226 Difference]: Without dead ends: 12003 [2020-12-23 08:25:00,562 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 [2020-12-23 08:25:00,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12003 states. [2020-12-23 08:25:01,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12003 to 11988. [2020-12-23 08:25:01,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11988 states. [2020-12-23 08:25:01,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11988 states to 11988 states and 21899 transitions. [2020-12-23 08:25:01,302 INFO L78 Accepts]: Start accepts. Automaton has 11988 states and 21899 transitions. Word has length 98 [2020-12-23 08:25:01,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:25:01,302 INFO L481 AbstractCegarLoop]: Abstraction has 11988 states and 21899 transitions. [2020-12-23 08:25:01,302 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:25:01,302 INFO L276 IsEmpty]: Start isEmpty. Operand 11988 states and 21899 transitions. [2020-12-23 08:25:01,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-23 08:25:01,305 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:25:01,305 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:25:01,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 08:25:01,305 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:25:01,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:25:01,306 INFO L82 PathProgramCache]: Analyzing trace with hash -2017366869, now seen corresponding path program 1 times [2020-12-23 08:25:01,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:25:01,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687094906] [2020-12-23 08:25:01,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:25:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:25:01,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:25:01,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687094906] [2020-12-23 08:25:01,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:25:01,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:25:01,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461070538] [2020-12-23 08:25:01,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:25:01,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:25:01,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:25:01,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:25:01,387 INFO L87 Difference]: Start difference. First operand 11988 states and 21899 transitions. Second operand 3 states. [2020-12-23 08:25:02,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:25:02,817 INFO L93 Difference]: Finished difference Result 30026 states and 54895 transitions. [2020-12-23 08:25:02,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:25:02,818 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 99 [2020-12-23 08:25:02,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:25:02,844 INFO L225 Difference]: With dead ends: 30026 [2020-12-23 08:25:02,844 INFO L226 Difference]: Without dead ends: 19869 [2020-12-23 08:25:02,854 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 [2020-12-23 08:25:02,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19869 states. [2020-12-23 08:25:03,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19869 to 19854. [2020-12-23 08:25:03,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19854 states. [2020-12-23 08:25:03,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19854 states to 19854 states and 36300 transitions. [2020-12-23 08:25:03,881 INFO L78 Accepts]: Start accepts. Automaton has 19854 states and 36300 transitions. Word has length 99 [2020-12-23 08:25:03,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:25:03,881 INFO L481 AbstractCegarLoop]: Abstraction has 19854 states and 36300 transitions. [2020-12-23 08:25:03,881 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:25:03,881 INFO L276 IsEmpty]: Start isEmpty. Operand 19854 states and 36300 transitions. [2020-12-23 08:25:03,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-23 08:25:03,884 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:25:03,884 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:25:03,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 08:25:03,885 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:25:03,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:25:03,885 INFO L82 PathProgramCache]: Analyzing trace with hash 964755534, now seen corresponding path program 1 times [2020-12-23 08:25:03,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:25:03,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009735104] [2020-12-23 08:25:03,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:25:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:25:03,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:25:03,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009735104] [2020-12-23 08:25:03,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:25:03,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:25:03,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807611968] [2020-12-23 08:25:03,970 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:25:03,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:25:03,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:25:03,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:25:03,971 INFO L87 Difference]: Start difference. First operand 19854 states and 36300 transitions. Second operand 3 states. [2020-12-23 08:25:06,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:25:06,017 INFO L93 Difference]: Finished difference Result 52356 states and 95730 transitions. [2020-12-23 08:25:06,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:25:06,018 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2020-12-23 08:25:06,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:25:06,073 INFO L225 Difference]: With dead ends: 52356 [2020-12-23 08:25:06,073 INFO L226 Difference]: Without dead ends: 35405 [2020-12-23 08:25:06,090 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 [2020-12-23 08:25:06,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35405 states. [2020-12-23 08:25:07,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35405 to 35390. [2020-12-23 08:25:07,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35390 states. [2020-12-23 08:25:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35390 states to 35390 states and 64722 transitions. [2020-12-23 08:25:07,906 INFO L78 Accepts]: Start accepts. Automaton has 35390 states and 64722 transitions. Word has length 100 [2020-12-23 08:25:07,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:25:07,906 INFO L481 AbstractCegarLoop]: Abstraction has 35390 states and 64722 transitions. [2020-12-23 08:25:07,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:25:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 35390 states and 64722 transitions. [2020-12-23 08:25:07,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-23 08:25:07,909 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:25:07,909 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:25:07,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 08:25:07,910 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:25:07,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:25:07,910 INFO L82 PathProgramCache]: Analyzing trace with hash -1413764250, now seen corresponding path program 1 times [2020-12-23 08:25:07,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:25:07,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793427461] [2020-12-23 08:25:07,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:25:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:25:07,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:25:07,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793427461] [2020-12-23 08:25:07,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:25:07,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:25:07,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640651088] [2020-12-23 08:25:07,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:25:07,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:25:07,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:25:07,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:25:07,992 INFO L87 Difference]: Start difference. First operand 35390 states and 64722 transitions. Second operand 3 states. [2020-12-23 08:25:11,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:25:11,457 INFO L93 Difference]: Finished difference Result 96624 states and 176591 transitions. [2020-12-23 08:25:11,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:25:11,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2020-12-23 08:25:11,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:25:11,568 INFO L225 Difference]: With dead ends: 96624 [2020-12-23 08:25:11,569 INFO L226 Difference]: Without dead ends: 66065 [2020-12-23 08:25:11,602 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 [2020-12-23 08:25:11,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66065 states. [2020-12-23 08:25:15,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66065 to 66050. [2020-12-23 08:25:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66050 states. [2020-12-23 08:25:15,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66050 states to 66050 states and 120724 transitions. [2020-12-23 08:25:15,199 INFO L78 Accepts]: Start accepts. Automaton has 66050 states and 120724 transitions. Word has length 101 [2020-12-23 08:25:15,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:25:15,200 INFO L481 AbstractCegarLoop]: Abstraction has 66050 states and 120724 transitions. [2020-12-23 08:25:15,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:25:15,200 INFO L276 IsEmpty]: Start isEmpty. Operand 66050 states and 120724 transitions. [2020-12-23 08:25:15,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-23 08:25:15,203 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:25:15,204 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:25:15,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 08:25:15,204 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:25:15,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:25:15,204 INFO L82 PathProgramCache]: Analyzing trace with hash 1826500009, now seen corresponding path program 1 times [2020-12-23 08:25:15,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:25:15,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075574109] [2020-12-23 08:25:15,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:25:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:25:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:25:15,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075574109] [2020-12-23 08:25:15,288 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:25:15,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 08:25:15,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877400270] [2020-12-23 08:25:15,289 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:25:15,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:25:15,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:25:15,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:25:15,290 INFO L87 Difference]: Start difference. First operand 66050 states and 120724 transitions. Second operand 3 states. [2020-12-23 08:25:21,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:25:21,808 INFO L93 Difference]: Finished difference Result 184336 states and 336522 transitions. [2020-12-23 08:25:21,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:25:21,808 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2020-12-23 08:25:21,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:25:22,215 INFO L225 Difference]: With dead ends: 184336 [2020-12-23 08:25:22,215 INFO L226 Difference]: Without dead ends: 126541 [2020-12-23 08:25:22,280 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 [2020-12-23 08:25:22,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126541 states. [2020-12-23 08:25:28,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126541 to 126526. [2020-12-23 08:25:28,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126526 states. [2020-12-23 08:25:29,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126526 states to 126526 states and 230952 transitions. [2020-12-23 08:25:29,281 INFO L78 Accepts]: Start accepts. Automaton has 126526 states and 230952 transitions. Word has length 102 [2020-12-23 08:25:29,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:25:29,281 INFO L481 AbstractCegarLoop]: Abstraction has 126526 states and 230952 transitions. [2020-12-23 08:25:29,281 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:25:29,282 INFO L276 IsEmpty]: Start isEmpty. Operand 126526 states and 230952 transitions. [2020-12-23 08:25:29,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-23 08:25:29,285 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:25:29,286 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:25:29,286 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-23 08:25:29,286 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:25:29,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:25:29,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1692486503, now seen corresponding path program 1 times [2020-12-23 08:25:29,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:25:29,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251279318] [2020-12-23 08:25:29,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:25:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:25:29,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:25:29,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251279318] [2020-12-23 08:25:29,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:25:29,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:25:29,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458754778] [2020-12-23 08:25:29,721 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 08:25:29,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:25:29,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 08:25:29,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:25:29,722 INFO L87 Difference]: Start difference. First operand 126526 states and 230952 transitions. Second operand 6 states. [2020-12-23 08:25:50,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:25:50,079 INFO L93 Difference]: Finished difference Result 578443 states and 1061540 transitions. [2020-12-23 08:25:50,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-23 08:25:50,079 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 102 [2020-12-23 08:25:50,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:25:51,270 INFO L225 Difference]: With dead ends: 578443 [2020-12-23 08:25:51,270 INFO L226 Difference]: Without dead ends: 466348 [2020-12-23 08:25:51,852 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-12-23 08:25:52,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466348 states. [2020-12-23 08:26:06,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466348 to 224952. [2020-12-23 08:26:06,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224952 states. [2020-12-23 08:26:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224952 states to 224952 states and 409748 transitions. [2020-12-23 08:26:06,983 INFO L78 Accepts]: Start accepts. Automaton has 224952 states and 409748 transitions. Word has length 102 [2020-12-23 08:26:06,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:26:06,983 INFO L481 AbstractCegarLoop]: Abstraction has 224952 states and 409748 transitions. [2020-12-23 08:26:06,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 08:26:06,984 INFO L276 IsEmpty]: Start isEmpty. Operand 224952 states and 409748 transitions. [2020-12-23 08:26:06,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-23 08:26:06,988 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:26:06,988 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:26:06,988 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-23 08:26:06,988 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:26:06,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:26:06,989 INFO L82 PathProgramCache]: Analyzing trace with hash -998314127, now seen corresponding path program 1 times [2020-12-23 08:26:06,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:26:06,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163485995] [2020-12-23 08:26:06,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:26:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:26:07,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:26:07,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163485995] [2020-12-23 08:26:07,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:26:07,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:26:07,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040612482] [2020-12-23 08:26:07,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:26:07,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:26:07,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:26:07,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:26:07,118 INFO L87 Difference]: Start difference. First operand 224952 states and 409748 transitions. Second operand 5 states. [2020-12-23 08:26:19,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:26:19,815 INFO L93 Difference]: Finished difference Result 435177 states and 791696 transitions. [2020-12-23 08:26:19,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 08:26:19,816 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 104 [2020-12-23 08:26:19,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:26:20,348 INFO L225 Difference]: With dead ends: 435177 [2020-12-23 08:26:20,349 INFO L226 Difference]: Without dead ends: 225099 [2020-12-23 08:26:20,499 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 08:26:20,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225099 states.