/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/minepump_spec2_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 19:11:41,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 19:11:41,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 19:11:41,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 19:11:41,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 19:11:41,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 19:11:41,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 19:11:41,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 19:11:41,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 19:11:41,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 19:11:41,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 19:11:41,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 19:11:41,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 19:11:41,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 19:11:41,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 19:11:41,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 19:11:41,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 19:11:41,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 19:11:41,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 19:11:41,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 19:11:41,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 19:11:41,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 19:11:41,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 19:11:41,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 19:11:41,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 19:11:41,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 19:11:41,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 19:11:41,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 19:11:41,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 19:11:41,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 19:11:41,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 19:11:41,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 19:11:41,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 19:11:41,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 19:11:41,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 19:11:41,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 19:11:41,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 19:11:41,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 19:11:41,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 19:11:41,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 19:11:41,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 19:11:41,662 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 19:11:41,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 19:11:41,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 19:11:41,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 19:11:41,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 19:11:41,723 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 19:11:41,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 19:11:41,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 19:11:41,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 19:11:41,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 19:11:41,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 19:11:41,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 19:11:41,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 19:11:41,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 19:11:41,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 19:11:41,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 19:11:41,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 19:11:41,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 19:11:41,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 19:11:41,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 19:11:41,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 19:11:41,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 19:11:41,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 19:11:41,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 19:11:41,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 19:11:41,730 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 19:11:41,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 19:11:42,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 19:11:42,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 19:11:42,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 19:11:42,177 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 19:11:42,178 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 19:11:42,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2021-01-06 19:11:42,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/848491751/f93c05fcad2440db80f661eb08c9cb5d/FLAGe9ff97b90 [2021-01-06 19:11:43,243 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 19:11:43,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2021-01-06 19:11:43,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/848491751/f93c05fcad2440db80f661eb08c9cb5d/FLAGe9ff97b90 [2021-01-06 19:11:43,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/848491751/f93c05fcad2440db80f661eb08c9cb5d [2021-01-06 19:11:43,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 19:11:43,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 19:11:43,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 19:11:43,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 19:11:43,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 19:11:43,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:11:43" (1/1) ... [2021-01-06 19:11:43,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee03989 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:43, skipping insertion in model container [2021-01-06 19:11:43,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:11:43" (1/1) ... [2021-01-06 19:11:43,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 19:11:43,531 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] 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~2,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] 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~3,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] 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[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~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[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] [2021-01-06 19:11:43,888 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/minepump_spec2_product46.cil.c[16850,16863] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] [2021-01-06 19:11:43,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:11:43,935 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] 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~2,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] 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~3,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] 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[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~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[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] [2021-01-06 19:11:44,120 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/minepump_spec2_product46.cil.c[16850,16863] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] [2021-01-06 19:11:44,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:11:44,182 INFO L208 MainTranslator]: Completed translation [2021-01-06 19:11:44,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44 WrapperNode [2021-01-06 19:11:44,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 19:11:44,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 19:11:44,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 19:11:44,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 19:11:44,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... [2021-01-06 19:11:44,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... [2021-01-06 19:11:44,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 19:11:44,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 19:11:44,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 19:11:44,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 19:11:44,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... [2021-01-06 19:11:44,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... [2021-01-06 19:11:44,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... [2021-01-06 19:11:44,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... [2021-01-06 19:11:44,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... [2021-01-06 19:11:44,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... [2021-01-06 19:11:44,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... [2021-01-06 19:11:44,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 19:11:44,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 19:11:44,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 19:11:44,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 19:11:44,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 19:11:44,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 19:11:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 19:11:44,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 19:11:44,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 19:11:45,769 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 19:11:45,769 INFO L299 CfgBuilder]: Removed 196 assume(true) statements. [2021-01-06 19:11:45,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:11:45 BoogieIcfgContainer [2021-01-06 19:11:45,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 19:11:45,774 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 19:11:45,774 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 19:11:45,778 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 19:11:45,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 07:11:43" (1/3) ... [2021-01-06 19:11:45,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60547695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:11:45, skipping insertion in model container [2021-01-06 19:11:45,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:11:44" (2/3) ... [2021-01-06 19:11:45,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60547695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:11:45, skipping insertion in model container [2021-01-06 19:11:45,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:11:45" (3/3) ... [2021-01-06 19:11:45,782 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product46.cil.c [2021-01-06 19:11:45,789 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 19:11:45,795 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-01-06 19:11:45,815 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-06 19:11:45,844 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 19:11:45,845 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 19:11:45,845 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 19:11:45,845 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 19:11:45,845 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 19:11:45,845 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 19:11:45,845 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 19:11:45,845 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 19:11:45,864 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2021-01-06 19:11:45,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-01-06 19:11:45,871 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:45,872 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:11:45,873 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:45,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:45,880 INFO L82 PathProgramCache]: Analyzing trace with hash 849715888, now seen corresponding path program 1 times [2021-01-06 19:11:45,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:45,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574659724] [2021-01-06 19:11:45,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:46,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:46,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574659724] [2021-01-06 19:11:46,227 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:46,228 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:11:46,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706938133] [2021-01-06 19:11:46,234 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 19:11:46,234 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:46,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 19:11:46,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 19:11:46,252 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 2 states. [2021-01-06 19:11:46,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:46,292 INFO L93 Difference]: Finished difference Result 259 states and 390 transitions. [2021-01-06 19:11:46,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 19:11:46,294 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-01-06 19:11:46,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:46,308 INFO L225 Difference]: With dead ends: 259 [2021-01-06 19:11:46,308 INFO L226 Difference]: Without dead ends: 129 [2021-01-06 19:11:46,312 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 19:11:46,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-01-06 19:11:46,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-01-06 19:11:46,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2021-01-06 19:11:46,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 187 transitions. [2021-01-06 19:11:46,368 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 187 transitions. Word has length 18 [2021-01-06 19:11:46,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:46,368 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 187 transitions. [2021-01-06 19:11:46,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 19:11:46,369 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2021-01-06 19:11:46,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-06 19:11:46,370 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:46,370 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:11:46,371 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 19:11:46,371 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:46,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:46,372 INFO L82 PathProgramCache]: Analyzing trace with hash 2136736995, now seen corresponding path program 1 times [2021-01-06 19:11:46,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:46,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923293496] [2021-01-06 19:11:46,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:46,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:46,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923293496] [2021-01-06 19:11:46,538 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:46,538 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:11:46,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603761510] [2021-01-06 19:11:46,540 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:11:46,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:46,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:11:46,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:11:46,546 INFO L87 Difference]: Start difference. First operand 129 states and 187 transitions. Second operand 3 states. [2021-01-06 19:11:46,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:46,562 INFO L93 Difference]: Finished difference Result 129 states and 187 transitions. [2021-01-06 19:11:46,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:11:46,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-01-06 19:11:46,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:46,564 INFO L225 Difference]: With dead ends: 129 [2021-01-06 19:11:46,564 INFO L226 Difference]: Without dead ends: 53 [2021-01-06 19:11:46,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:11:46,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-01-06 19:11:46,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-01-06 19:11:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-01-06 19:11:46,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-01-06 19:11:46,573 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2021-01-06 19:11:46,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:46,574 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-01-06 19:11:46,574 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:11:46,574 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-01-06 19:11:46,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-01-06 19:11:46,575 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:46,575 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] [2021-01-06 19:11:46,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 19:11:46,576 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:46,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:46,577 INFO L82 PathProgramCache]: Analyzing trace with hash -2062368201, now seen corresponding path program 1 times [2021-01-06 19:11:46,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:46,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009713274] [2021-01-06 19:11:46,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:46,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:46,699 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009713274] [2021-01-06 19:11:46,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:46,700 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:11:46,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725467017] [2021-01-06 19:11:46,700 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:11:46,701 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:46,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:11:46,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:11:46,702 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 5 states. [2021-01-06 19:11:46,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:46,761 INFO L93 Difference]: Finished difference Result 99 states and 145 transitions. [2021-01-06 19:11:46,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:11:46,762 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-01-06 19:11:46,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:46,763 INFO L225 Difference]: With dead ends: 99 [2021-01-06 19:11:46,763 INFO L226 Difference]: Without dead ends: 53 [2021-01-06 19:11:46,764 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 19:11:46,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-01-06 19:11:46,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-01-06 19:11:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-01-06 19:11:46,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2021-01-06 19:11:46,772 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2021-01-06 19:11:46,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:46,772 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2021-01-06 19:11:46,772 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:11:46,773 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-01-06 19:11:46,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-01-06 19:11:46,774 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:46,774 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:11:46,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 19:11:46,775 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:46,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:46,775 INFO L82 PathProgramCache]: Analyzing trace with hash 2079031545, now seen corresponding path program 1 times [2021-01-06 19:11:46,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:46,776 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750694420] [2021-01-06 19:11:46,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:46,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:46,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750694420] [2021-01-06 19:11:46,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:46,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:11:46,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536515643] [2021-01-06 19:11:46,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:11:46,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:46,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:11:46,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:11:46,907 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2021-01-06 19:11:46,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:46,944 INFO L93 Difference]: Finished difference Result 121 states and 175 transitions. [2021-01-06 19:11:46,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:11:46,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-01-06 19:11:46,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:46,946 INFO L225 Difference]: With dead ends: 121 [2021-01-06 19:11:46,946 INFO L226 Difference]: Without dead ends: 75 [2021-01-06 19:11:46,947 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:11:46,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-01-06 19:11:46,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2021-01-06 19:11:46,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2021-01-06 19:11:46,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2021-01-06 19:11:46,958 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 26 [2021-01-06 19:11:46,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:46,958 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2021-01-06 19:11:46,959 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:11:46,959 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2021-01-06 19:11:46,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-06 19:11:46,960 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:46,960 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] [2021-01-06 19:11:46,960 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 19:11:46,961 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:46,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:46,961 INFO L82 PathProgramCache]: Analyzing trace with hash -449932985, now seen corresponding path program 1 times [2021-01-06 19:11:46,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:46,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759808191] [2021-01-06 19:11:46,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:47,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:47,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759808191] [2021-01-06 19:11:47,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:47,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:11:47,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933445876] [2021-01-06 19:11:47,034 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 19:11:47,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:47,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 19:11:47,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 19:11:47,035 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand 4 states. [2021-01-06 19:11:47,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:47,112 INFO L93 Difference]: Finished difference Result 203 states and 291 transitions. [2021-01-06 19:11:47,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 19:11:47,115 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2021-01-06 19:11:47,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:47,117 INFO L225 Difference]: With dead ends: 203 [2021-01-06 19:11:47,117 INFO L226 Difference]: Without dead ends: 137 [2021-01-06 19:11:47,123 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:11:47,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-01-06 19:11:47,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 77. [2021-01-06 19:11:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2021-01-06 19:11:47,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2021-01-06 19:11:47,151 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 32 [2021-01-06 19:11:47,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:47,151 INFO L481 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2021-01-06 19:11:47,152 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 19:11:47,152 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2021-01-06 19:11:47,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-01-06 19:11:47,154 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:47,156 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] [2021-01-06 19:11:47,157 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 19:11:47,157 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:47,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:47,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1150997563, now seen corresponding path program 1 times [2021-01-06 19:11:47,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:47,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552856988] [2021-01-06 19:11:47,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:47,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552856988] [2021-01-06 19:11:47,253 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:47,253 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:11:47,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263810676] [2021-01-06 19:11:47,254 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:11:47,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:47,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:11:47,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:11:47,257 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand 5 states. [2021-01-06 19:11:47,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:47,409 INFO L93 Difference]: Finished difference Result 364 states and 517 transitions. [2021-01-06 19:11:47,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 19:11:47,409 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-01-06 19:11:47,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:47,412 INFO L225 Difference]: With dead ends: 364 [2021-01-06 19:11:47,413 INFO L226 Difference]: Without dead ends: 294 [2021-01-06 19:11:47,414 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-06 19:11:47,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2021-01-06 19:11:47,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 139. [2021-01-06 19:11:47,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2021-01-06 19:11:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2021-01-06 19:11:47,438 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 32 [2021-01-06 19:11:47,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:47,439 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2021-01-06 19:11:47,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:11:47,443 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2021-01-06 19:11:47,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-01-06 19:11:47,445 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:47,445 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:11:47,445 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 19:11:47,446 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:47,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:47,446 INFO L82 PathProgramCache]: Analyzing trace with hash -1151154099, now seen corresponding path program 1 times [2021-01-06 19:11:47,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:47,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529515033] [2021-01-06 19:11:47,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:47,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:47,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529515033] [2021-01-06 19:11:47,573 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:47,573 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:11:47,574 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826919662] [2021-01-06 19:11:47,574 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:11:47,575 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:47,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:11:47,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:11:47,576 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand 5 states. [2021-01-06 19:11:47,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:47,725 INFO L93 Difference]: Finished difference Result 526 states and 731 transitions. [2021-01-06 19:11:47,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-01-06 19:11:47,725 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2021-01-06 19:11:47,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:47,728 INFO L225 Difference]: With dead ends: 526 [2021-01-06 19:11:47,728 INFO L226 Difference]: Without dead ends: 394 [2021-01-06 19:11:47,730 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-06 19:11:47,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2021-01-06 19:11:47,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 138. [2021-01-06 19:11:47,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2021-01-06 19:11:47,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 189 transitions. [2021-01-06 19:11:47,759 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 189 transitions. Word has length 33 [2021-01-06 19:11:47,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:47,760 INFO L481 AbstractCegarLoop]: Abstraction has 138 states and 189 transitions. [2021-01-06 19:11:47,760 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:11:47,760 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 189 transitions. [2021-01-06 19:11:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-06 19:11:47,762 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:47,764 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:11:47,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 19:11:47,764 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:47,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:47,765 INFO L82 PathProgramCache]: Analyzing trace with hash -59777108, now seen corresponding path program 1 times [2021-01-06 19:11:47,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:47,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765159658] [2021-01-06 19:11:47,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:47,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:47,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765159658] [2021-01-06 19:11:47,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:47,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 19:11:47,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130876104] [2021-01-06 19:11:47,862 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:11:47,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:47,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:11:47,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:11:47,863 INFO L87 Difference]: Start difference. First operand 138 states and 189 transitions. Second operand 5 states. [2021-01-06 19:11:47,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:47,960 INFO L93 Difference]: Finished difference Result 355 states and 485 transitions. [2021-01-06 19:11:47,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 19:11:47,961 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2021-01-06 19:11:47,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:47,963 INFO L225 Difference]: With dead ends: 355 [2021-01-06 19:11:47,963 INFO L226 Difference]: Without dead ends: 224 [2021-01-06 19:11:47,964 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 19:11:47,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-01-06 19:11:47,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 150. [2021-01-06 19:11:47,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2021-01-06 19:11:47,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 201 transitions. [2021-01-06 19:11:47,987 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 201 transitions. Word has length 36 [2021-01-06 19:11:47,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:47,987 INFO L481 AbstractCegarLoop]: Abstraction has 150 states and 201 transitions. [2021-01-06 19:11:47,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:11:47,988 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2021-01-06 19:11:47,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-01-06 19:11:47,989 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:47,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:11:47,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 19:11:47,990 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:47,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:47,991 INFO L82 PathProgramCache]: Analyzing trace with hash -2091962712, now seen corresponding path program 1 times [2021-01-06 19:11:47,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:47,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64183831] [2021-01-06 19:11:47,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:48,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:48,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64183831] [2021-01-06 19:11:48,077 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:48,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:11:48,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360633732] [2021-01-06 19:11:48,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:11:48,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:48,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:11:48,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:11:48,081 INFO L87 Difference]: Start difference. First operand 150 states and 201 transitions. Second operand 3 states. [2021-01-06 19:11:48,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:48,124 INFO L93 Difference]: Finished difference Result 343 states and 459 transitions. [2021-01-06 19:11:48,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:11:48,124 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2021-01-06 19:11:48,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:48,126 INFO L225 Difference]: With dead ends: 343 [2021-01-06 19:11:48,126 INFO L226 Difference]: Without dead ends: 200 [2021-01-06 19:11:48,127 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:11:48,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-01-06 19:11:48,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2021-01-06 19:11:48,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2021-01-06 19:11:48,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 261 transitions. [2021-01-06 19:11:48,164 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 261 transitions. Word has length 36 [2021-01-06 19:11:48,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:48,165 INFO L481 AbstractCegarLoop]: Abstraction has 200 states and 261 transitions. [2021-01-06 19:11:48,165 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:11:48,165 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2021-01-06 19:11:48,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-01-06 19:11:48,170 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:48,171 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:11:48,171 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 19:11:48,172 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:48,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:48,173 INFO L82 PathProgramCache]: Analyzing trace with hash 728525800, now seen corresponding path program 1 times [2021-01-06 19:11:48,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:48,174 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864324817] [2021-01-06 19:11:48,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:48,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:11:48,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864324817] [2021-01-06 19:11:48,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:48,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 19:11:48,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314230159] [2021-01-06 19:11:48,276 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 19:11:48,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:48,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 19:11:48,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-01-06 19:11:48,279 INFO L87 Difference]: Start difference. First operand 200 states and 261 transitions. Second operand 8 states. [2021-01-06 19:11:48,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:48,735 INFO L93 Difference]: Finished difference Result 767 states and 997 transitions. [2021-01-06 19:11:48,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-01-06 19:11:48,736 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2021-01-06 19:11:48,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:48,739 INFO L225 Difference]: With dead ends: 767 [2021-01-06 19:11:48,739 INFO L226 Difference]: Without dead ends: 574 [2021-01-06 19:11:48,740 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2021-01-06 19:11:48,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2021-01-06 19:11:48,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 200. [2021-01-06 19:11:48,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2021-01-06 19:11:48,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 256 transitions. [2021-01-06 19:11:48,767 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 256 transitions. Word has length 37 [2021-01-06 19:11:48,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:48,767 INFO L481 AbstractCegarLoop]: Abstraction has 200 states and 256 transitions. [2021-01-06 19:11:48,767 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 19:11:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 256 transitions. [2021-01-06 19:11:48,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-01-06 19:11:48,768 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:11:48,768 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:11:48,768 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 19:11:48,769 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:11:48,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:11:48,769 INFO L82 PathProgramCache]: Analyzing trace with hash 980113013, now seen corresponding path program 1 times [2021-01-06 19:11:48,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:11:48,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296031377] [2021-01-06 19:11:48,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:11:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:11:48,850 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-01-06 19:11:48,851 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296031377] [2021-01-06 19:11:48,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:11:48,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-01-06 19:11:48,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392992347] [2021-01-06 19:11:48,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 19:11:48,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:11:48,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 19:11:48,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-01-06 19:11:48,853 INFO L87 Difference]: Start difference. First operand 200 states and 256 transitions. Second operand 8 states. [2021-01-06 19:11:49,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:11:49,222 INFO L93 Difference]: Finished difference Result 520 states and 670 transitions. [2021-01-06 19:11:49,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-01-06 19:11:49,222 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2021-01-06 19:11:49,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:11:49,224 INFO L225 Difference]: With dead ends: 520 [2021-01-06 19:11:49,224 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 19:11:49,226 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2021-01-06 19:11:49,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 19:11:49,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 19:11:49,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 19:11:49,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 19:11:49,227 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2021-01-06 19:11:49,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:11:49,227 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 19:11:49,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 19:11:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 19:11:49,228 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 19:11:49,228 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 19:11:49,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 19:11:49,562 WARN L197 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 53 [2021-01-06 19:11:49,887 WARN L197 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 103 [2021-01-06 19:11:50,085 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 110 [2021-01-06 19:11:50,297 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 108 [2021-01-06 19:11:50,461 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 104 [2021-01-06 19:11:50,698 WARN L197 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 107 [2021-01-06 19:11:50,880 WARN L197 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 27 [2021-01-06 19:11:51,029 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 14 [2021-01-06 19:11:51,398 WARN L197 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 29 [2021-01-06 19:11:51,588 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 13 [2021-01-06 19:11:51,842 WARN L197 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 12 [2021-01-06 19:11:52,243 WARN L197 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 23 [2021-01-06 19:11:52,479 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 13 [2021-01-06 19:11:52,619 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 24 [2021-01-06 19:11:52,818 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 23 [2021-01-06 19:11:53,180 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 16 [2021-01-06 19:11:53,442 WARN L197 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 29 [2021-01-06 19:11:53,587 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2021-01-06 19:11:53,587 INFO L189 CegarLoopUtils]: For program point L696(lines 696 704) no Hoare annotation was computed. [2021-01-06 19:11:53,588 INFO L189 CegarLoopUtils]: For program point L696-1(lines 696 704) no Hoare annotation was computed. [2021-01-06 19:11:53,588 INFO L189 CegarLoopUtils]: For program point L696-2(lines 696 704) no Hoare annotation was computed. [2021-01-06 19:11:53,588 INFO L189 CegarLoopUtils]: For program point L696-3(lines 696 704) no Hoare annotation was computed. [2021-01-06 19:11:53,588 INFO L189 CegarLoopUtils]: For program point L696-4(lines 696 704) no Hoare annotation was computed. [2021-01-06 19:11:53,588 INFO L189 CegarLoopUtils]: For program point L696-5(lines 696 704) no Hoare annotation was computed. [2021-01-06 19:11:53,589 INFO L185 CegarLoopUtils]: At program point L962(lines 913 963) the Hoare annotation is: false [2021-01-06 19:11:53,589 INFO L185 CegarLoopUtils]: At program point L667(lines 667 673) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3))) [2021-01-06 19:11:53,589 INFO L189 CegarLoopUtils]: For program point L634(lines 634 641) no Hoare annotation was computed. [2021-01-06 19:11:53,589 INFO L185 CegarLoopUtils]: At program point L667-1(lines 667 673) the Hoare annotation is: false [2021-01-06 19:11:53,589 INFO L185 CegarLoopUtils]: At program point L667-2(lines 667 673) the Hoare annotation is: false [2021-01-06 19:11:53,589 INFO L192 CegarLoopUtils]: At program point L634-1(lines 634 641) the Hoare annotation is: true [2021-01-06 19:11:53,590 INFO L189 CegarLoopUtils]: For program point L536(lines 536 542) no Hoare annotation was computed. [2021-01-06 19:11:53,590 INFO L189 CegarLoopUtils]: For program point L536-1(lines 536 542) no Hoare annotation was computed. [2021-01-06 19:11:53,590 INFO L189 CegarLoopUtils]: For program point L536-2(lines 536 542) no Hoare annotation was computed. [2021-01-06 19:11:53,590 INFO L189 CegarLoopUtils]: For program point L536-3(lines 536 542) no Hoare annotation was computed. [2021-01-06 19:11:53,590 INFO L189 CegarLoopUtils]: For program point L536-4(lines 536 542) no Hoare annotation was computed. [2021-01-06 19:11:53,590 INFO L189 CegarLoopUtils]: For program point L536-5(lines 536 542) no Hoare annotation was computed. [2021-01-06 19:11:53,590 INFO L189 CegarLoopUtils]: For program point L471(lines 471 475) no Hoare annotation was computed. [2021-01-06 19:11:53,590 INFO L185 CegarLoopUtils]: At program point L75(lines 70 78) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,591 INFO L189 CegarLoopUtils]: For program point L934(lines 934 940) no Hoare annotation was computed. [2021-01-06 19:11:53,591 INFO L185 CegarLoopUtils]: At program point L934-1(lines 934 940) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,591 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2021-01-06 19:11:53,591 INFO L189 CegarLoopUtils]: For program point L837(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,591 INFO L189 CegarLoopUtils]: For program point L837-2(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,591 INFO L189 CegarLoopUtils]: For program point L837-3(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,592 INFO L189 CegarLoopUtils]: For program point L837-5(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,592 INFO L189 CegarLoopUtils]: For program point L837-6(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,592 INFO L189 CegarLoopUtils]: For program point L837-8(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,592 INFO L189 CegarLoopUtils]: For program point L837-9(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,592 INFO L189 CegarLoopUtils]: For program point L837-11(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,592 INFO L189 CegarLoopUtils]: For program point L837-12(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,592 INFO L189 CegarLoopUtils]: For program point L837-14(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,592 INFO L189 CegarLoopUtils]: For program point L837-15(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,593 INFO L189 CegarLoopUtils]: For program point L837-17(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:11:53,593 INFO L185 CegarLoopUtils]: At program point L871(lines 866 873) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,593 INFO L185 CegarLoopUtils]: At program point L541(lines 532 545) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,593 INFO L185 CegarLoopUtils]: At program point L541-1(lines 532 545) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,593 INFO L185 CegarLoopUtils]: At program point L541-2(lines 532 545) the Hoare annotation is: false [2021-01-06 19:11:53,593 INFO L185 CegarLoopUtils]: At program point L541-3(lines 532 545) the Hoare annotation is: false [2021-01-06 19:11:53,594 INFO L185 CegarLoopUtils]: At program point L541-4(lines 532 545) the Hoare annotation is: false [2021-01-06 19:11:53,594 INFO L185 CegarLoopUtils]: At program point L541-5(lines 532 545) the Hoare annotation is: false [2021-01-06 19:11:53,594 INFO L185 CegarLoopUtils]: At program point L608(lines 604 610) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,594 INFO L192 CegarLoopUtils]: At program point L643(lines 624 646) the Hoare annotation is: true [2021-01-06 19:11:53,594 INFO L185 CegarLoopUtils]: At program point L843(lines 828 846) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,594 INFO L185 CegarLoopUtils]: At program point L843-1(lines 828 846) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,595 INFO L185 CegarLoopUtils]: At program point L843-2(lines 828 846) the Hoare annotation is: false [2021-01-06 19:11:53,595 INFO L185 CegarLoopUtils]: At program point L843-3(lines 828 846) the Hoare annotation is: false [2021-01-06 19:11:53,595 INFO L185 CegarLoopUtils]: At program point L843-4(lines 828 846) the Hoare annotation is: false [2021-01-06 19:11:53,595 INFO L185 CegarLoopUtils]: At program point L843-5(lines 828 846) the Hoare annotation is: false [2021-01-06 19:11:53,595 INFO L189 CegarLoopUtils]: For program point L944(lines 944 957) no Hoare annotation was computed. [2021-01-06 19:11:53,596 INFO L185 CegarLoopUtils]: At program point L779(lines 772 782) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5))) [2021-01-06 19:11:53,596 INFO L185 CegarLoopUtils]: At program point L779-1(lines 772 782) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,596 INFO L185 CegarLoopUtils]: At program point L779-2(lines 772 782) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 .cse5 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse6))) [2021-01-06 19:11:53,596 INFO L185 CegarLoopUtils]: At program point L779-3(lines 772 782) the Hoare annotation is: false [2021-01-06 19:11:53,596 INFO L185 CegarLoopUtils]: At program point L779-4(lines 772 782) the Hoare annotation is: false [2021-01-06 19:11:53,596 INFO L185 CegarLoopUtils]: At program point L779-5(lines 772 782) the Hoare annotation is: false [2021-01-06 19:11:53,597 INFO L185 CegarLoopUtils]: At program point L779-6(lines 772 782) the Hoare annotation is: false [2021-01-06 19:11:53,597 INFO L185 CegarLoopUtils]: At program point L779-7(lines 772 782) the Hoare annotation is: false [2021-01-06 19:11:53,597 INFO L185 CegarLoopUtils]: At program point L779-8(lines 772 782) the Hoare annotation is: false [2021-01-06 19:11:53,597 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 19:11:53,597 INFO L189 CegarLoopUtils]: For program point L483(lines 483 487) no Hoare annotation was computed. [2021-01-06 19:11:53,597 INFO L189 CegarLoopUtils]: For program point L915(lines 914 961) no Hoare annotation was computed. [2021-01-06 19:11:53,597 INFO L189 CegarLoopUtils]: For program point L882(lines 882 899) no Hoare annotation was computed. [2021-01-06 19:11:53,598 INFO L185 CegarLoopUtils]: At program point L882-1(lines 1 969) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~8 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse4 .cse5) (and .cse0 .cse2 (not .cse3) .cse6 .cse4 .cse5))) [2021-01-06 19:11:53,598 INFO L189 CegarLoopUtils]: For program point L882-2(lines 882 899) no Hoare annotation was computed. [2021-01-06 19:11:53,598 INFO L185 CegarLoopUtils]: At program point L882-3(lines 1 969) the Hoare annotation is: false [2021-01-06 19:11:53,598 INFO L189 CegarLoopUtils]: For program point L882-4(lines 882 899) no Hoare annotation was computed. [2021-01-06 19:11:53,598 INFO L185 CegarLoopUtils]: At program point L882-5(lines 1 969) the Hoare annotation is: false [2021-01-06 19:11:53,598 INFO L189 CegarLoopUtils]: For program point L916(lines 916 920) no Hoare annotation was computed. [2021-01-06 19:11:53,598 INFO L189 CegarLoopUtils]: For program point L718(lines 718 735) no Hoare annotation was computed. [2021-01-06 19:11:53,598 INFO L189 CegarLoopUtils]: For program point L718-1(lines 718 735) no Hoare annotation was computed. [2021-01-06 19:11:53,599 INFO L189 CegarLoopUtils]: For program point L718-2(lines 718 735) no Hoare annotation was computed. [2021-01-06 19:11:53,599 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 19:11:53,599 INFO L189 CegarLoopUtils]: For program point L952(lines 952 956) no Hoare annotation was computed. [2021-01-06 19:11:53,599 INFO L185 CegarLoopUtils]: At program point L952-2(lines 660 666) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,599 INFO L189 CegarLoopUtils]: For program point L886(lines 886 896) no Hoare annotation was computed. [2021-01-06 19:11:53,599 INFO L189 CegarLoopUtils]: For program point L886-2(lines 886 896) no Hoare annotation was computed. [2021-01-06 19:11:53,599 INFO L189 CegarLoopUtils]: For program point L754(lines 754 760) no Hoare annotation was computed. [2021-01-06 19:11:53,599 INFO L189 CegarLoopUtils]: For program point L886-4(lines 886 896) no Hoare annotation was computed. [2021-01-06 19:11:53,599 INFO L189 CegarLoopUtils]: For program point L754-2(lines 754 760) no Hoare annotation was computed. [2021-01-06 19:11:53,600 INFO L189 CegarLoopUtils]: For program point L754-4(lines 754 760) no Hoare annotation was computed. [2021-01-06 19:11:53,600 INFO L189 CegarLoopUtils]: For program point L754-6(lines 754 760) no Hoare annotation was computed. [2021-01-06 19:11:53,600 INFO L189 CegarLoopUtils]: For program point L754-8(lines 754 760) no Hoare annotation was computed. [2021-01-06 19:11:53,600 INFO L189 CegarLoopUtils]: For program point L754-10(lines 754 760) no Hoare annotation was computed. [2021-01-06 19:11:53,600 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 19:11:53,600 INFO L189 CegarLoopUtils]: For program point L887(lines 887 893) no Hoare annotation was computed. [2021-01-06 19:11:53,600 INFO L189 CegarLoopUtils]: For program point L887-2(lines 887 893) no Hoare annotation was computed. [2021-01-06 19:11:53,600 INFO L185 CegarLoopUtils]: At program point L788(lines 783 791) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= ~methaneLevelCritical~0 0)) (not (= 0 ~systemActive~0)) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,601 INFO L185 CegarLoopUtils]: At program point L788-1(lines 783 791) the Hoare annotation is: false [2021-01-06 19:11:53,601 INFO L189 CegarLoopUtils]: For program point L887-4(lines 887 893) no Hoare annotation was computed. [2021-01-06 19:11:53,601 INFO L189 CegarLoopUtils]: For program point L722(lines 722 730) no Hoare annotation was computed. [2021-01-06 19:11:53,601 INFO L185 CegarLoopUtils]: At program point L788-2(lines 783 791) the Hoare annotation is: false [2021-01-06 19:11:53,601 INFO L189 CegarLoopUtils]: For program point L722-1(lines 722 730) no Hoare annotation was computed. [2021-01-06 19:11:53,601 INFO L189 CegarLoopUtils]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2021-01-06 19:11:53,601 INFO L189 CegarLoopUtils]: For program point L459(lines 459 463) no Hoare annotation was computed. [2021-01-06 19:11:53,601 INFO L189 CegarLoopUtils]: For program point L459-3(lines 459 463) no Hoare annotation was computed. [2021-01-06 19:11:53,601 INFO L189 CegarLoopUtils]: For program point L459-6(lines 459 463) no Hoare annotation was computed. [2021-01-06 19:11:53,602 INFO L185 CegarLoopUtils]: At program point L559-2(lines 559 573) the Hoare annotation is: false [2021-01-06 19:11:53,602 INFO L189 CegarLoopUtils]: For program point L692(lines 692 709) no Hoare annotation was computed. [2021-01-06 19:11:53,602 INFO L189 CegarLoopUtils]: For program point L692-1(lines 692 709) no Hoare annotation was computed. [2021-01-06 19:11:53,602 INFO L189 CegarLoopUtils]: For program point L692-2(lines 692 709) no Hoare annotation was computed. [2021-01-06 19:11:53,602 INFO L189 CegarLoopUtils]: For program point L692-3(lines 692 709) no Hoare annotation was computed. [2021-01-06 19:11:53,602 INFO L189 CegarLoopUtils]: For program point L560(line 560) no Hoare annotation was computed. [2021-01-06 19:11:53,602 INFO L189 CegarLoopUtils]: For program point L692-4(lines 692 709) no Hoare annotation was computed. [2021-01-06 19:11:53,602 INFO L189 CegarLoopUtils]: For program point L692-5(lines 692 709) no Hoare annotation was computed. [2021-01-06 19:11:53,602 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 19:11:53,603 INFO L189 CegarLoopUtils]: For program point L924(lines 924 930) no Hoare annotation was computed. [2021-01-06 19:11:53,603 INFO L185 CegarLoopUtils]: At program point L924-1(lines 924 930) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~8 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse4 .cse5) (and .cse0 .cse2 (not .cse3) .cse6 .cse4 .cse5))) [2021-01-06 19:11:53,603 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 860) no Hoare annotation was computed. [2021-01-06 19:11:53,603 INFO L185 CegarLoopUtils]: At program point L660(lines 659 678) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,603 INFO L189 CegarLoopUtils]: For program point L660-1(lines 660 666) no Hoare annotation was computed. [2021-01-06 19:11:53,603 INFO L185 CegarLoopUtils]: At program point L660-2(lines 659 678) the Hoare annotation is: false [2021-01-06 19:11:53,604 INFO L185 CegarLoopUtils]: At program point L660-3(lines 659 678) the Hoare annotation is: false [2021-01-06 19:11:53,604 INFO L185 CegarLoopUtils]: At program point L496(lines 491 499) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 .cse5))) [2021-01-06 19:11:53,604 INFO L185 CegarLoopUtils]: At program point L496-1(lines 491 499) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-01-06 19:11:53,604 INFO L185 CegarLoopUtils]: At program point L496-2(lines 491 499) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 .cse5 .cse6))) [2021-01-06 19:11:53,604 INFO L185 CegarLoopUtils]: At program point L496-3(lines 491 499) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~tmp~3 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 (= ~pumpRunning~0 0) .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse2 .cse4 .cse5))) [2021-01-06 19:11:53,605 INFO L185 CegarLoopUtils]: At program point L496-4(lines 491 499) the Hoare annotation is: false [2021-01-06 19:11:53,605 INFO L185 CegarLoopUtils]: At program point L496-5(lines 491 499) the Hoare annotation is: false [2021-01-06 19:11:53,605 INFO L185 CegarLoopUtils]: At program point L496-6(lines 491 499) the Hoare annotation is: false [2021-01-06 19:11:53,605 INFO L185 CegarLoopUtils]: At program point L496-7(lines 491 499) the Hoare annotation is: false [2021-01-06 19:11:53,605 INFO L185 CegarLoopUtils]: At program point L496-8(lines 491 499) the Hoare annotation is: false [2021-01-06 19:11:53,605 INFO L185 CegarLoopUtils]: At program point L496-9(lines 491 499) the Hoare annotation is: false [2021-01-06 19:11:53,605 INFO L185 CegarLoopUtils]: At program point L496-10(lines 491 499) the Hoare annotation is: false [2021-01-06 19:11:53,605 INFO L185 CegarLoopUtils]: At program point L496-11(lines 491 499) the Hoare annotation is: false [2021-01-06 19:11:53,606 INFO L185 CegarLoopUtils]: At program point L67(lines 1 969) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-01-06 19:11:53,606 INFO L189 CegarLoopUtils]: For program point L860(line 860) no Hoare annotation was computed. [2021-01-06 19:11:53,606 INFO L189 CegarLoopUtils]: For program point L860-1(line 860) no Hoare annotation was computed. [2021-01-06 19:11:53,606 INFO L189 CegarLoopUtils]: For program point L860-2(line 860) no Hoare annotation was computed. [2021-01-06 19:11:53,606 INFO L189 CegarLoopUtils]: For program point L563(lines 563 567) no Hoare annotation was computed. [2021-01-06 19:11:53,606 INFO L189 CegarLoopUtils]: For program point L563-1(lines 660 666) no Hoare annotation was computed. [2021-01-06 19:11:53,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 07:11:53 BoogieIcfgContainer [2021-01-06 19:11:53,639 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 19:11:53,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 19:11:53,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 19:11:53,640 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 19:11:53,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:11:45" (3/4) ... [2021-01-06 19:11:53,652 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 19:11:53,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-01-06 19:11:53,689 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-01-06 19:11:53,690 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-01-06 19:11:53,692 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-01-06 19:11:53,693 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-01-06 19:11:53,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 19:11:53,696 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 19:11:53,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2021-01-06 19:11:53,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2021-01-06 19:11:53,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2021-01-06 19:11:53,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && tmp == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-01-06 19:11:53,728 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp == 1 && methaneLevelCritical == 0) && tmp == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-01-06 19:11:53,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,730 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,731 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,731 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2021-01-06 19:11:53,733 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) [2021-01-06 19:11:53,734 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) [2021-01-06 19:11:53,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2021-01-06 19:11:53,737 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,737 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,738 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,743 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,744 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-01-06 19:11:53,744 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,745 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2021-01-06 19:11:53,747 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,747 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-01-06 19:11:53,875 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product46.cil.c-witness.graphml [2021-01-06 19:11:53,875 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 19:11:53,877 INFO L168 Benchmark]: Toolchain (without parser) took 10408.34 ms. Allocated memory was 153.1 MB in the beginning and 237.0 MB in the end (delta: 83.9 MB). Free memory was 126.8 MB in the beginning and 190.5 MB in the end (delta: -63.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:53,877 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 153.1 MB. Free memory is still 126.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 19:11:53,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.01 ms. Allocated memory is still 153.1 MB. Free memory was 126.8 MB in the beginning and 104.2 MB in the end (delta: 22.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:53,878 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.75 ms. Allocated memory is still 153.1 MB. Free memory was 103.8 MB in the beginning and 100.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:53,878 INFO L168 Benchmark]: Boogie Preprocessor took 83.35 ms. Allocated memory is still 153.1 MB. Free memory was 100.0 MB in the beginning and 96.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:53,879 INFO L168 Benchmark]: RCFGBuilder took 1391.58 ms. Allocated memory is still 153.1 MB. Free memory was 96.9 MB in the beginning and 109.3 MB in the end (delta: -12.5 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:53,882 INFO L168 Benchmark]: TraceAbstraction took 7865.99 ms. Allocated memory was 153.1 MB in the beginning and 237.0 MB in the end (delta: 83.9 MB). Free memory was 108.8 MB in the beginning and 203.1 MB in the end (delta: -94.3 MB). Peak memory consumption was 118.6 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:53,883 INFO L168 Benchmark]: Witness Printer took 235.11 ms. Allocated memory is still 237.0 MB. Free memory was 203.1 MB in the beginning and 190.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-01-06 19:11:53,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 153.1 MB. Free memory is still 126.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 714.01 ms. Allocated memory is still 153.1 MB. Free memory was 126.8 MB in the beginning and 104.2 MB in the end (delta: 22.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 109.75 ms. Allocated memory is still 153.1 MB. Free memory was 103.8 MB in the beginning and 100.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 83.35 ms. Allocated memory is still 153.1 MB. Free memory was 100.0 MB in the beginning and 96.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1391.58 ms. Allocated memory is still 153.1 MB. Free memory was 96.9 MB in the beginning and 109.3 MB in the end (delta: -12.5 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7865.99 ms. Allocated memory was 153.1 MB in the beginning and 237.0 MB in the end (delta: 83.9 MB). Free memory was 108.8 MB in the beginning and 203.1 MB in the end (delta: -94.3 MB). Peak memory consumption was 118.6 MB. Max. memory is 8.0 GB. * Witness Printer took 235.11 ms. Allocated memory is still 237.0 MB. Free memory was 203.1 MB in the beginning and 190.5 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 860]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 860]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 860]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && tmp == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: ((((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: ((tmp == 1 && !(0 == systemActive)) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: ((((((tmp == 1 && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((((tmp == 1 && methaneLevelCritical == 0) && tmp == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((tmp == 1 && !(0 == systemActive)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && splverifierCounter == 0) && \result == 1) || (((((tmp == 1 && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: (((((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 133 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.3s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1290 SDtfs, 1914 SDslu, 2311 SDs, 0 SdLazy, 378 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 921 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 212 NumberOfFragments, 707 HoareAnnotationTreeSize, 56 FomulaSimplifications, 712315 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 56 FomulaSimplificationsInter, 125255 FormulaSimplificationTreeSizeReductionInter, 2.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 338 ConstructedInterpolants, 0 QuantifiedInterpolants, 21483 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...