/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_spec5_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:21:06,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:21:06,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:21:06,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:21:06,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:21:06,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:21:06,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:21:06,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:21:06,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:21:06,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:21:06,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:21:06,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:21:06,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:21:06,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:21:06,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:21:06,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:21:06,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:21:06,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:21:06,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:21:06,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:21:06,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:21:06,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:21:06,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:21:06,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:21:06,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:21:06,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:21:06,266 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:21:06,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:21:06,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:21:06,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:21:06,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:21:06,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:21:06,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:21:06,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:21:06,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:21:06,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:21:06,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:21:06,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:21:06,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:21:06,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:21:06,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:21:06,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 09:21:06,345 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:21:06,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:21:06,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:21:06,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:21:06,352 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:21:06,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:21:06,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:21:06,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:21:06,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:21:06,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:21:06,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:21:06,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:21:06,355 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:21:06,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:21:06,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:21:06,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:21:06,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:21:06,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:21:06,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:21:06,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:21:06,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:21:06,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:21:06,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:21:06,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:21:06,357 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:21:06,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:21:06,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:21:06,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:21:06,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:21:06,828 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:21:06,829 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:21:06,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2020-12-23 09:21:06,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/5fc54f2f4/88e30bfba591446fbe83075bedb7ca89/FLAGa8b5a2392 [2020-12-23 09:21:07,640 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:21:07,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2020-12-23 09:21:07,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/5fc54f2f4/88e30bfba591446fbe83075bedb7ca89/FLAGa8b5a2392 [2020-12-23 09:21:07,927 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/5fc54f2f4/88e30bfba591446fbe83075bedb7ca89 [2020-12-23 09:21:07,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:21:07,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:21:07,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:21:07,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:21:07,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:21:07,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:21:07" (1/1) ... [2020-12-23 09:21:07,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4491c0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:07, skipping insertion in model container [2020-12-23 09:21:07,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:21:07" (1/1) ... [2020-12-23 09:21:07,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:21:08,032 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~switchedOnBeforeTS~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~switchedOnBeforeTS~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] 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[~retValue_acc~3,] [2020-12-23 09:21:08,226 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_spec5_product54.cil.c[3647,3660] 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~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~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[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] 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[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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~9,] 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~10,] 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~11,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__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~12,] 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~13,] [2020-12-23 09:21:08,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:21:08,446 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~switchedOnBeforeTS~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~switchedOnBeforeTS~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] 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~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] 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[~retValue_acc~3,] [2020-12-23 09:21:08,475 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_spec5_product54.cil.c[3647,3660] 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~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~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[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] 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[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] 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~9,] 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~10,] 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~11,] 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~11,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~__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~12,] 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~13,] [2020-12-23 09:21:08,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:21:08,630 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:21:08,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08 WrapperNode [2020-12-23 09:21:08,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:21:08,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:21:08,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:21:08,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:21:08,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... [2020-12-23 09:21:08,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... [2020-12-23 09:21:08,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:21:08,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:21:08,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:21:08,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:21:08,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... [2020-12-23 09:21:08,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... [2020-12-23 09:21:08,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... [2020-12-23 09:21:08,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... [2020-12-23 09:21:08,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... [2020-12-23 09:21:08,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... [2020-12-23 09:21:08,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... [2020-12-23 09:21:08,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:21:08,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:21:08,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:21:08,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:21:08,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:21:09,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:21:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:21:09,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:21:09,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:21:10,548 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:21:10,549 INFO L299 CfgBuilder]: Removed 292 assume(true) statements. [2020-12-23 09:21:10,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:21:10 BoogieIcfgContainer [2020-12-23 09:21:10,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:21:10,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:21:10,558 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:21:10,562 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:21:10,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:21:07" (1/3) ... [2020-12-23 09:21:10,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39051c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:21:10, skipping insertion in model container [2020-12-23 09:21:10,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:21:08" (2/3) ... [2020-12-23 09:21:10,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39051c0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:21:10, skipping insertion in model container [2020-12-23 09:21:10,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:21:10" (3/3) ... [2020-12-23 09:21:10,571 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product54.cil.c [2020-12-23 09:21:10,578 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:21:10,585 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-23 09:21:10,626 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 09:21:10,658 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:21:10,659 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:21:10,659 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:21:10,659 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:21:10,659 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:21:10,660 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:21:10,660 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:21:10,660 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:21:10,685 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-12-23 09:21:10,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 09:21:10,694 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:10,695 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:21:10,696 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:10,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:10,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1762551328, now seen corresponding path program 1 times [2020-12-23 09:21:10,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:10,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855377301] [2020-12-23 09:21:10,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:11,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:11,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855377301] [2020-12-23 09:21:11,072 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:21:11,072 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:21:11,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232412040] [2020-12-23 09:21:11,079 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 09:21:11,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:11,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 09:21:11,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:21:11,100 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-12-23 09:21:11,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:11,154 INFO L93 Difference]: Finished difference Result 389 states and 592 transitions. [2020-12-23 09:21:11,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 09:21:11,155 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-12-23 09:21:11,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:11,170 INFO L225 Difference]: With dead ends: 389 [2020-12-23 09:21:11,170 INFO L226 Difference]: Without dead ends: 194 [2020-12-23 09:21:11,175 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 [2020-12-23 09:21:11,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-12-23 09:21:11,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-12-23 09:21:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-12-23 09:21:11,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2020-12-23 09:21:11,240 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2020-12-23 09:21:11,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:11,240 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2020-12-23 09:21:11,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 09:21:11,241 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2020-12-23 09:21:11,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-23 09:21:11,242 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:11,242 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] [2020-12-23 09:21:11,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:21:11,243 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:11,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:11,244 INFO L82 PathProgramCache]: Analyzing trace with hash -26641811, now seen corresponding path program 1 times [2020-12-23 09:21:11,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:11,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315973925] [2020-12-23 09:21:11,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:11,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315973925] [2020-12-23 09:21:11,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:21:11,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:21:11,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872262051] [2020-12-23 09:21:11,455 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:21:11,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:11,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:21:11,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:21:11,457 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand 3 states. [2020-12-23 09:21:11,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:11,496 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2020-12-23 09:21:11,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:21:11,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-12-23 09:21:11,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:11,503 INFO L225 Difference]: With dead ends: 194 [2020-12-23 09:21:11,503 INFO L226 Difference]: Without dead ends: 75 [2020-12-23 09:21:11,505 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:21:11,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-12-23 09:21:11,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-12-23 09:21:11,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-12-23 09:21:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2020-12-23 09:21:11,517 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2020-12-23 09:21:11,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:11,517 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2020-12-23 09:21:11,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:21:11,517 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2020-12-23 09:21:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-23 09:21:11,519 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:11,519 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] [2020-12-23 09:21:11,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:21:11,519 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:11,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:11,520 INFO L82 PathProgramCache]: Analyzing trace with hash -842143495, now seen corresponding path program 1 times [2020-12-23 09:21:11,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:11,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966662925] [2020-12-23 09:21:11,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:11,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:11,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:11,614 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966662925] [2020-12-23 09:21:11,614 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:21:11,614 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:21:11,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078689656] [2020-12-23 09:21:11,616 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:21:11,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:11,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:21:11,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:21:11,621 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand 3 states. [2020-12-23 09:21:11,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:11,661 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2020-12-23 09:21:11,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:21:11,663 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-23 09:21:11,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:11,664 INFO L225 Difference]: With dead ends: 143 [2020-12-23 09:21:11,664 INFO L226 Difference]: Without dead ends: 75 [2020-12-23 09:21:11,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:21:11,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-12-23 09:21:11,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-12-23 09:21:11,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-12-23 09:21:11,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2020-12-23 09:21:11,685 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2020-12-23 09:21:11,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:11,685 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2020-12-23 09:21:11,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:21:11,686 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2020-12-23 09:21:11,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-23 09:21:11,687 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:11,688 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] [2020-12-23 09:21:11,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:21:11,689 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:11,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:11,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1960323658, now seen corresponding path program 1 times [2020-12-23 09:21:11,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:11,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550535142] [2020-12-23 09:21:11,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:11,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:11,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550535142] [2020-12-23 09:21:11,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:21:11,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:21:11,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429253281] [2020-12-23 09:21:11,822 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:21:11,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:11,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:21:11,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:21:11,824 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand 3 states. [2020-12-23 09:21:11,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:11,896 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2020-12-23 09:21:11,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:21:11,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-12-23 09:21:11,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:11,899 INFO L225 Difference]: With dead ends: 155 [2020-12-23 09:21:11,900 INFO L226 Difference]: Without dead ends: 87 [2020-12-23 09:21:11,903 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:21:11,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-23 09:21:11,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2020-12-23 09:21:11,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-23 09:21:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2020-12-23 09:21:11,932 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2020-12-23 09:21:11,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:11,933 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2020-12-23 09:21:11,933 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:21:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2020-12-23 09:21:11,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-23 09:21:11,936 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:11,936 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] [2020-12-23 09:21:11,936 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:21:11,936 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:11,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:11,937 INFO L82 PathProgramCache]: Analyzing trace with hash 240541957, now seen corresponding path program 1 times [2020-12-23 09:21:11,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:11,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040370403] [2020-12-23 09:21:11,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:12,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:12,061 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040370403] [2020-12-23 09:21:12,061 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:21:12,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:21:12,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563963594] [2020-12-23 09:21:12,062 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:21:12,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:12,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:21:12,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:21:12,064 INFO L87 Difference]: Start difference. First operand 85 states and 119 transitions. Second operand 5 states. [2020-12-23 09:21:12,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:12,167 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2020-12-23 09:21:12,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:21:12,167 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-12-23 09:21:12,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:12,169 INFO L225 Difference]: With dead ends: 223 [2020-12-23 09:21:12,169 INFO L226 Difference]: Without dead ends: 145 [2020-12-23 09:21:12,170 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 [2020-12-23 09:21:12,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-12-23 09:21:12,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2020-12-23 09:21:12,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-12-23 09:21:12,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2020-12-23 09:21:12,179 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2020-12-23 09:21:12,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:12,180 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2020-12-23 09:21:12,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:21:12,180 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2020-12-23 09:21:12,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-23 09:21:12,181 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:12,181 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] [2020-12-23 09:21:12,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:21:12,182 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:12,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:12,182 INFO L82 PathProgramCache]: Analyzing trace with hash 1174005666, now seen corresponding path program 1 times [2020-12-23 09:21:12,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:12,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003981762] [2020-12-23 09:21:12,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:12,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:12,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003981762] [2020-12-23 09:21:12,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:21:12,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:21:12,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674784420] [2020-12-23 09:21:12,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:21:12,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:12,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:21:12,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:21:12,283 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand 5 states. [2020-12-23 09:21:12,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:12,503 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2020-12-23 09:21:12,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 09:21:12,504 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-12-23 09:21:12,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:12,506 INFO L225 Difference]: With dead ends: 313 [2020-12-23 09:21:12,506 INFO L226 Difference]: Without dead ends: 226 [2020-12-23 09:21:12,507 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 [2020-12-23 09:21:12,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-12-23 09:21:12,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2020-12-23 09:21:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-12-23 09:21:12,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2020-12-23 09:21:12,521 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2020-12-23 09:21:12,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:12,523 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2020-12-23 09:21:12,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:21:12,523 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2020-12-23 09:21:12,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-23 09:21:12,528 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:12,529 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] [2020-12-23 09:21:12,529 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:21:12,529 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:12,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:12,530 INFO L82 PathProgramCache]: Analyzing trace with hash 941606535, now seen corresponding path program 1 times [2020-12-23 09:21:12,530 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:12,531 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618621867] [2020-12-23 09:21:12,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:12,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:12,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618621867] [2020-12-23 09:21:12,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:21:12,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:21:12,583 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720601534] [2020-12-23 09:21:12,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:21:12,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:12,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:21:12,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:21:12,584 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand 4 states. [2020-12-23 09:21:12,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:12,646 INFO L93 Difference]: Finished difference Result 217 states and 291 transitions. [2020-12-23 09:21:12,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:21:12,647 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-12-23 09:21:12,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:12,648 INFO L225 Difference]: With dead ends: 217 [2020-12-23 09:21:12,648 INFO L226 Difference]: Without dead ends: 131 [2020-12-23 09:21:12,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:21:12,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-12-23 09:21:12,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2020-12-23 09:21:12,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-12-23 09:21:12,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2020-12-23 09:21:12,663 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2020-12-23 09:21:12,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:12,665 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2020-12-23 09:21:12,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:21:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2020-12-23 09:21:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-23 09:21:12,668 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:12,669 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] [2020-12-23 09:21:12,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:21:12,669 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:12,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:12,670 INFO L82 PathProgramCache]: Analyzing trace with hash 354800521, now seen corresponding path program 1 times [2020-12-23 09:21:12,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:12,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011917108] [2020-12-23 09:21:12,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:12,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:12,760 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011917108] [2020-12-23 09:21:12,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:21:12,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:21:12,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983468161] [2020-12-23 09:21:12,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:21:12,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:12,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:21:12,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:21:12,763 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand 3 states. [2020-12-23 09:21:12,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:12,804 INFO L93 Difference]: Finished difference Result 220 states and 292 transitions. [2020-12-23 09:21:12,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:21:12,805 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-12-23 09:21:12,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:12,806 INFO L225 Difference]: With dead ends: 220 [2020-12-23 09:21:12,806 INFO L226 Difference]: Without dead ends: 128 [2020-12-23 09:21:12,807 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:21:12,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-12-23 09:21:12,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2020-12-23 09:21:12,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-12-23 09:21:12,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 166 transitions. [2020-12-23 09:21:12,818 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 166 transitions. Word has length 35 [2020-12-23 09:21:12,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:12,818 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 166 transitions. [2020-12-23 09:21:12,818 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:21:12,819 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 166 transitions. [2020-12-23 09:21:12,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-23 09:21:12,819 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:12,820 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:21:12,820 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:21:12,820 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:12,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:12,821 INFO L82 PathProgramCache]: Analyzing trace with hash 30142025, now seen corresponding path program 1 times [2020-12-23 09:21:12,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:12,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730672198] [2020-12-23 09:21:12,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:12,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:12,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730672198] [2020-12-23 09:21:12,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:21:12,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 09:21:12,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737774420] [2020-12-23 09:21:12,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 09:21:12,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:12,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 09:21:12,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:21:12,972 INFO L87 Difference]: Start difference. First operand 128 states and 166 transitions. Second operand 7 states. [2020-12-23 09:21:13,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:13,379 INFO L93 Difference]: Finished difference Result 622 states and 825 transitions. [2020-12-23 09:21:13,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-12-23 09:21:13,379 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2020-12-23 09:21:13,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:13,383 INFO L225 Difference]: With dead ends: 622 [2020-12-23 09:21:13,383 INFO L226 Difference]: Without dead ends: 530 [2020-12-23 09:21:13,384 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-12-23 09:21:13,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2020-12-23 09:21:13,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 223. [2020-12-23 09:21:13,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-12-23 09:21:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 287 transitions. [2020-12-23 09:21:13,410 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 287 transitions. Word has length 36 [2020-12-23 09:21:13,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:13,411 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 287 transitions. [2020-12-23 09:21:13,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 09:21:13,411 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 287 transitions. [2020-12-23 09:21:13,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-23 09:21:13,412 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:21:13,412 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 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, 1] [2020-12-23 09:21:13,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:21:13,413 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:21:13,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:21:13,414 INFO L82 PathProgramCache]: Analyzing trace with hash -351170267, now seen corresponding path program 1 times [2020-12-23 09:21:13,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:21:13,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827645671] [2020-12-23 09:21:13,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:21:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:13,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827645671] [2020-12-23 09:21:13,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293965145] [2020-12-23 09:21:13,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 09:21:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:21:13,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-23 09:21:13,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 09:21:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:21:13,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 09:21:13,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2020-12-23 09:21:13,918 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962216263] [2020-12-23 09:21:13,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 09:21:13,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:21:13,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 09:21:13,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:21:13,919 INFO L87 Difference]: Start difference. First operand 223 states and 287 transitions. Second operand 9 states. [2020-12-23 09:21:14,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:21:14,227 INFO L93 Difference]: Finished difference Result 478 states and 637 transitions. [2020-12-23 09:21:14,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 09:21:14,227 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-12-23 09:21:14,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:21:14,228 INFO L225 Difference]: With dead ends: 478 [2020-12-23 09:21:14,228 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:21:14,230 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2020-12-23 09:21:14,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:21:14,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:21:14,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:21:14,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:21:14,231 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-23 09:21:14,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:21:14,231 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:21:14,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 09:21:14,231 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:21:14,231 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:21:14,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-23 09:21:14,435 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:21:15,027 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 22 [2020-12-23 09:21:15,244 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 23 [2020-12-23 09:21:15,350 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 24 [2020-12-23 09:21:15,639 WARN L197 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 23 [2020-12-23 09:21:15,891 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 24 [2020-12-23 09:21:16,151 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 23 [2020-12-23 09:21:16,463 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 27 [2020-12-23 09:21:16,566 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 23 [2020-12-23 09:21:16,734 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 23 [2020-12-23 09:21:16,778 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2020-12-23 09:21:16,779 INFO L189 CegarLoopUtils]: For program point L564(lines 563 610) no Hoare annotation was computed. [2020-12-23 09:21:16,779 INFO L189 CegarLoopUtils]: For program point L565(lines 565 569) no Hoare annotation was computed. [2020-12-23 09:21:16,779 INFO L185 CegarLoopUtils]: At program point L466(lines 461 469) the Hoare annotation is: (let ((.cse2 (= 2 ~waterLevel~0))) (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse5 (or (<= ~waterLevel~0 1) .cse2)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse4) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse5 .cse3 .cse4)))) [2020-12-23 09:21:16,780 INFO L185 CegarLoopUtils]: At program point L466-1(lines 461 469) the Hoare annotation is: (let ((.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2020-12-23 09:21:16,780 INFO L185 CegarLoopUtils]: At program point L466-2(lines 461 469) the Hoare annotation is: false [2020-12-23 09:21:16,780 INFO L185 CegarLoopUtils]: At program point L466-3(lines 461 469) the Hoare annotation is: false [2020-12-23 09:21:16,780 INFO L185 CegarLoopUtils]: At program point L466-4(lines 461 469) the Hoare annotation is: false [2020-12-23 09:21:16,780 INFO L185 CegarLoopUtils]: At program point L466-5(lines 461 469) the Hoare annotation is: false [2020-12-23 09:21:16,780 INFO L189 CegarLoopUtils]: For program point L302(lines 302 309) no Hoare annotation was computed. [2020-12-23 09:21:16,780 INFO L192 CegarLoopUtils]: At program point L302-1(lines 302 309) the Hoare annotation is: true [2020-12-23 09:21:16,781 INFO L189 CegarLoopUtils]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,781 INFO L189 CegarLoopUtils]: For program point L534-2(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,781 INFO L189 CegarLoopUtils]: For program point L534-3(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,781 INFO L189 CegarLoopUtils]: For program point L534-5(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,781 INFO L185 CegarLoopUtils]: At program point L336(lines 336 342) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 (= ~pumpRunning~0 0) .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-12-23 09:21:16,781 INFO L189 CegarLoopUtils]: For program point L534-6(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,781 INFO L185 CegarLoopUtils]: At program point L336-1(lines 336 342) the Hoare annotation is: false [2020-12-23 09:21:16,782 INFO L189 CegarLoopUtils]: For program point L534-8(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,782 INFO L185 CegarLoopUtils]: At program point L336-2(lines 336 342) the Hoare annotation is: false [2020-12-23 09:21:16,782 INFO L189 CegarLoopUtils]: For program point L534-9(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,782 INFO L189 CegarLoopUtils]: For program point L534-11(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,782 INFO L189 CegarLoopUtils]: For program point L534-12(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,782 INFO L189 CegarLoopUtils]: For program point L72(lines 72 89) no Hoare annotation was computed. [2020-12-23 09:21:16,782 INFO L189 CegarLoopUtils]: For program point L534-14(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,783 INFO L185 CegarLoopUtils]: At program point L72-1(lines 1 1019) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse3 (<= 1 ~pumpRunning~0)) (.cse0 (or (<= ~waterLevel~0 1) .cse4)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (and .cse3 .cse4 .cse1 .cse2 (= |ULTIMATE.start_getWaterLevel_#res| 2) (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0 2)) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2)))) [2020-12-23 09:21:16,783 INFO L189 CegarLoopUtils]: For program point L534-15(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,783 INFO L189 CegarLoopUtils]: For program point L72-2(lines 72 89) no Hoare annotation was computed. [2020-12-23 09:21:16,783 INFO L185 CegarLoopUtils]: At program point L72-3(lines 1 1019) the Hoare annotation is: false [2020-12-23 09:21:16,783 INFO L189 CegarLoopUtils]: For program point L534-17(lines 534 538) no Hoare annotation was computed. [2020-12-23 09:21:16,783 INFO L189 CegarLoopUtils]: For program point L72-4(lines 72 89) no Hoare annotation was computed. [2020-12-23 09:21:16,783 INFO L185 CegarLoopUtils]: At program point L72-5(lines 1 1019) the Hoare annotation is: false [2020-12-23 09:21:16,783 INFO L189 CegarLoopUtils]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-12-23 09:21:16,784 INFO L185 CegarLoopUtils]: At program point L601-2(lines 601 605) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 (= ~pumpRunning~0 0) .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-12-23 09:21:16,784 INFO L189 CegarLoopUtils]: For program point L107(lines 107 111) no Hoare annotation was computed. [2020-12-23 09:21:16,784 INFO L189 CegarLoopUtils]: For program point L107-3(lines 107 111) no Hoare annotation was computed. [2020-12-23 09:21:16,784 INFO L189 CegarLoopUtils]: For program point L107-6(lines 107 111) no Hoare annotation was computed. [2020-12-23 09:21:16,784 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2020-12-23 09:21:16,784 INFO L185 CegarLoopUtils]: At program point L274(lines 270 276) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-23 09:21:16,784 INFO L189 CegarLoopUtils]: For program point L208(line 208) no Hoare annotation was computed. [2020-12-23 09:21:16,785 INFO L189 CegarLoopUtils]: For program point L208-1(line 208) no Hoare annotation was computed. [2020-12-23 09:21:16,785 INFO L189 CegarLoopUtils]: For program point L208-2(line 208) no Hoare annotation was computed. [2020-12-23 09:21:16,785 INFO L189 CegarLoopUtils]: For program point L76(lines 76 86) no Hoare annotation was computed. [2020-12-23 09:21:16,785 INFO L189 CegarLoopUtils]: For program point L76-2(lines 76 86) no Hoare annotation was computed. [2020-12-23 09:21:16,785 INFO L189 CegarLoopUtils]: For program point L76-4(lines 76 86) no Hoare annotation was computed. [2020-12-23 09:21:16,785 INFO L185 CegarLoopUtils]: At program point L176(lines 171 179) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0))) (let ((.cse0 (or (<= ~waterLevel~0 1) .cse4)) (.cse3 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2 (= |ULTIMATE.start_getWaterLevel_#res| 2))))) [2020-12-23 09:21:16,785 INFO L185 CegarLoopUtils]: At program point L176-1(lines 171 179) the Hoare annotation is: false [2020-12-23 09:21:16,785 INFO L185 CegarLoopUtils]: At program point L176-2(lines 171 179) the Hoare annotation is: false [2020-12-23 09:21:16,786 INFO L189 CegarLoopUtils]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-12-23 09:21:16,786 INFO L189 CegarLoopUtils]: For program point L77-2(lines 77 83) no Hoare annotation was computed. [2020-12-23 09:21:16,786 INFO L189 CegarLoopUtils]: For program point L77-4(lines 77 83) no Hoare annotation was computed. [2020-12-23 09:21:16,786 INFO L189 CegarLoopUtils]: For program point L573(lines 573 579) no Hoare annotation was computed. [2020-12-23 09:21:16,786 INFO L185 CegarLoopUtils]: At program point L573-1(lines 573 579) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 (= ~pumpRunning~0 0) .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-12-23 09:21:16,786 INFO L185 CegarLoopUtils]: At program point L540(lines 525 543) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:21:16,787 INFO L185 CegarLoopUtils]: At program point L540-1(lines 525 543) the Hoare annotation is: false [2020-12-23 09:21:16,787 INFO L185 CegarLoopUtils]: At program point L540-2(lines 525 543) the Hoare annotation is: false [2020-12-23 09:21:16,787 INFO L185 CegarLoopUtils]: At program point L540-3(lines 525 543) the Hoare annotation is: false [2020-12-23 09:21:16,787 INFO L185 CegarLoopUtils]: At program point L540-4(lines 525 543) the Hoare annotation is: false [2020-12-23 09:21:16,787 INFO L185 CegarLoopUtils]: At program point L540-5(lines 525 543) the Hoare annotation is: false [2020-12-23 09:21:16,787 INFO L185 CegarLoopUtils]: At program point L144(lines 139 147) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:21:16,787 INFO L185 CegarLoopUtils]: At program point L144-1(lines 139 147) the Hoare annotation is: false [2020-12-23 09:21:16,788 INFO L185 CegarLoopUtils]: At program point L144-2(lines 139 147) the Hoare annotation is: false [2020-12-23 09:21:16,788 INFO L192 CegarLoopUtils]: At program point L311(lines 292 314) the Hoare annotation is: true [2020-12-23 09:21:16,788 INFO L185 CegarLoopUtils]: At program point L642(lines 1 1019) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-23 09:21:16,788 INFO L185 CegarLoopUtils]: At program point L611(lines 562 612) the Hoare annotation is: false [2020-12-23 09:21:16,788 INFO L189 CegarLoopUtils]: For program point L413(lines 413 430) no Hoare annotation was computed. [2020-12-23 09:21:16,788 INFO L189 CegarLoopUtils]: For program point L413-1(lines 413 430) no Hoare annotation was computed. [2020-12-23 09:21:16,788 INFO L189 CegarLoopUtils]: For program point L413-2(lines 413 430) no Hoare annotation was computed. [2020-12-23 09:21:16,789 INFO L185 CegarLoopUtils]: At program point L51(lines 46 53) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-23 09:21:16,789 INFO L189 CegarLoopUtils]: For program point L184(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,789 INFO L189 CegarLoopUtils]: For program point L184-1(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,789 INFO L189 CegarLoopUtils]: For program point L184-2(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,789 INFO L189 CegarLoopUtils]: For program point L184-3(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,789 INFO L189 CegarLoopUtils]: For program point L184-4(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,789 INFO L189 CegarLoopUtils]: For program point L184-5(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,789 INFO L189 CegarLoopUtils]: For program point L184-6(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point L184-7(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point L184-8(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point L184-9(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point L184-10(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point L184-11(lines 184 190) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point L515(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point L515-2(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point L515-3(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point L515-5(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,790 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 09:21:16,791 INFO L189 CegarLoopUtils]: For program point L515-6(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,791 INFO L189 CegarLoopUtils]: For program point L515-8(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,791 INFO L189 CegarLoopUtils]: For program point L515-9(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,791 INFO L189 CegarLoopUtils]: For program point L515-11(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,791 INFO L189 CegarLoopUtils]: For program point L119(lines 119 123) no Hoare annotation was computed. [2020-12-23 09:21:16,791 INFO L189 CegarLoopUtils]: For program point L515-12(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,791 INFO L189 CegarLoopUtils]: For program point L515-14(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,791 INFO L189 CegarLoopUtils]: For program point L515-15(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-17(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-18(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-20(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-21(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-23(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-24(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-26(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-27(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-29(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,792 INFO L189 CegarLoopUtils]: For program point L515-30(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,793 INFO L189 CegarLoopUtils]: For program point L515-32(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,793 INFO L189 CegarLoopUtils]: For program point L515-33(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,793 INFO L189 CegarLoopUtils]: For program point L417(lines 417 425) no Hoare annotation was computed. [2020-12-23 09:21:16,793 INFO L189 CegarLoopUtils]: For program point L417-1(lines 417 425) no Hoare annotation was computed. [2020-12-23 09:21:16,793 INFO L189 CegarLoopUtils]: For program point L515-35(lines 515 519) no Hoare annotation was computed. [2020-12-23 09:21:16,793 INFO L189 CegarLoopUtils]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2020-12-23 09:21:16,793 INFO L189 CegarLoopUtils]: For program point L583(lines 583 589) no Hoare annotation was computed. [2020-12-23 09:21:16,793 INFO L185 CegarLoopUtils]: At program point L583-1(lines 583 589) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (or (<= ~waterLevel~0 1) .cse1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse2 (= ~pumpRunning~0 0) .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse4 .cse2 .cse3)))) [2020-12-23 09:21:16,794 INFO L185 CegarLoopUtils]: At program point L650(lines 645 653) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-12-23 09:21:16,794 INFO L189 CegarLoopUtils]: For program point L387(lines 387 404) no Hoare annotation was computed. [2020-12-23 09:21:16,794 INFO L189 CegarLoopUtils]: For program point L387-1(lines 387 404) no Hoare annotation was computed. [2020-12-23 09:21:16,794 INFO L189 CegarLoopUtils]: For program point L387-2(lines 387 404) no Hoare annotation was computed. [2020-12-23 09:21:16,794 INFO L189 CegarLoopUtils]: For program point L387-3(lines 387 404) no Hoare annotation was computed. [2020-12-23 09:21:16,794 INFO L189 CegarLoopUtils]: For program point L387-4(lines 387 404) no Hoare annotation was computed. [2020-12-23 09:21:16,794 INFO L189 CegarLoopUtils]: For program point L387-5(lines 387 404) no Hoare annotation was computed. [2020-12-23 09:21:16,794 INFO L185 CegarLoopUtils]: At program point L189(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,794 INFO L185 CegarLoopUtils]: At program point L189-1(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-2(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-3(lines 180 193) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2))) [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-4(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-5(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-6(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-7(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-8(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-9(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-10(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L185 CegarLoopUtils]: At program point L189-11(lines 180 193) the Hoare annotation is: false [2020-12-23 09:21:16,795 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-1(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-2(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-3(lines 506 524) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= 2 ~waterLevel~0) .cse0 .cse1 .cse2) (and (<= ~waterLevel~0 1) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2))) [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-4(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-5(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-6(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-7(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-8(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-9(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-10(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,796 INFO L185 CegarLoopUtils]: At program point L521-11(lines 506 524) the Hoare annotation is: false [2020-12-23 09:21:16,797 INFO L185 CegarLoopUtils]: At program point L225-2(lines 225 239) the Hoare annotation is: false [2020-12-23 09:21:16,797 INFO L185 CegarLoopUtils]: At program point L457(lines 450 460) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:21:16,797 INFO L185 CegarLoopUtils]: At program point L457-1(lines 450 460) the Hoare annotation is: false [2020-12-23 09:21:16,797 INFO L189 CegarLoopUtils]: For program point L391(lines 391 399) no Hoare annotation was computed. [2020-12-23 09:21:16,797 INFO L185 CegarLoopUtils]: At program point L457-2(lines 450 460) the Hoare annotation is: false [2020-12-23 09:21:16,797 INFO L189 CegarLoopUtils]: For program point L391-1(lines 391 399) no Hoare annotation was computed. [2020-12-23 09:21:16,797 INFO L189 CegarLoopUtils]: For program point L391-2(lines 391 399) no Hoare annotation was computed. [2020-12-23 09:21:16,797 INFO L189 CegarLoopUtils]: For program point L391-3(lines 391 399) no Hoare annotation was computed. [2020-12-23 09:21:16,797 INFO L189 CegarLoopUtils]: For program point L391-4(lines 391 399) no Hoare annotation was computed. [2020-12-23 09:21:16,797 INFO L189 CegarLoopUtils]: For program point L226(line 226) no Hoare annotation was computed. [2020-12-23 09:21:16,797 INFO L189 CegarLoopUtils]: For program point L391-5(lines 391 399) no Hoare annotation was computed. [2020-12-23 09:21:16,797 INFO L185 CegarLoopUtils]: At program point L61(lines 329 335) the Hoare annotation is: (let ((.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) .cse2) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L185 CegarLoopUtils]: At program point L61-1(lines 329 335) the Hoare annotation is: false [2020-12-23 09:21:16,798 INFO L185 CegarLoopUtils]: At program point L61-2(lines 329 335) the Hoare annotation is: false [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L361(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L361-1(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L361-2(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L361-3(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L361-4(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L361-5(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L361-6(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,798 INFO L189 CegarLoopUtils]: For program point L361-7(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,799 INFO L189 CegarLoopUtils]: For program point L361-8(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,799 INFO L189 CegarLoopUtils]: For program point L361-9(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,799 INFO L189 CegarLoopUtils]: For program point L361-10(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,799 INFO L189 CegarLoopUtils]: For program point L361-11(lines 361 378) no Hoare annotation was computed. [2020-12-23 09:21:16,799 INFO L189 CegarLoopUtils]: For program point L593(lines 593 606) no Hoare annotation was computed. [2020-12-23 09:21:16,799 INFO L185 CegarLoopUtils]: At program point L329(lines 325 347) the Hoare annotation is: (let ((.cse0 (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0))) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2) (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2))) [2020-12-23 09:21:16,799 INFO L185 CegarLoopUtils]: At program point L329-1(lines 325 347) the Hoare annotation is: false [2020-12-23 09:21:16,799 INFO L185 CegarLoopUtils]: At program point L329-2(lines 325 347) the Hoare annotation is: false [2020-12-23 09:21:16,799 INFO L189 CegarLoopUtils]: For program point L131(lines 131 135) no Hoare annotation was computed. [2020-12-23 09:21:16,799 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 09:21:16,800 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2020-12-23 09:21:16,800 INFO L185 CegarLoopUtils]: At program point L199(lines 194 202) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (or (<= ~waterLevel~0 1) (= 2 ~waterLevel~0)) (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:21:16,800 INFO L185 CegarLoopUtils]: At program point L199-1(lines 194 202) the Hoare annotation is: false [2020-12-23 09:21:16,800 INFO L185 CegarLoopUtils]: At program point L199-2(lines 194 202) the Hoare annotation is: false [2020-12-23 09:21:16,800 INFO L185 CegarLoopUtils]: At program point L199-3(lines 194 202) the Hoare annotation is: false [2020-12-23 09:21:16,800 INFO L185 CegarLoopUtils]: At program point L199-4(lines 194 202) the Hoare annotation is: false [2020-12-23 09:21:16,800 INFO L185 CegarLoopUtils]: At program point L199-5(lines 194 202) the Hoare annotation is: false [2020-12-23 09:21:16,800 INFO L189 CegarLoopUtils]: For program point L365(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-1(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-2(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-3(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-4(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-5(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-6(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-7(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-8(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-9(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,801 INFO L189 CegarLoopUtils]: For program point L365-10(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,802 INFO L189 CegarLoopUtils]: For program point L365-11(lines 365 373) no Hoare annotation was computed. [2020-12-23 09:21:16,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:21:16 BoogieIcfgContainer [2020-12-23 09:21:16,836 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 09:21:16,837 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 09:21:16,837 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 09:21:16,837 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 09:21:16,838 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:21:10" (3/4) ... [2020-12-23 09:21:16,842 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 09:21:16,875 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-23 09:21:16,877 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-23 09:21:16,879 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-23 09:21:16,881 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-23 09:21:16,883 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 09:21:16,885 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:21:16,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:21:16,924 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) && tmp == 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-23 09:21:16,925 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-23 09:21:16,926 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-23 09:21:16,927 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-23 09:21:16,927 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-23 09:21:16,928 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-23 09:21:16,929 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-23 09:21:16,930 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-23 09:21:16,932 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) [2020-12-23 09:21:16,933 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-12-23 09:21:16,934 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-12-23 09:21:16,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) [2020-12-23 09:21:16,936 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-23 09:21:16,941 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) [2020-12-23 09:21:16,942 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-12-23 09:21:16,948 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 [2020-12-23 09:21:17,094 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec5_product54.cil.c-witness.graphml [2020-12-23 09:21:17,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 09:21:17,108 INFO L168 Benchmark]: Toolchain (without parser) took 9163.37 ms. Allocated memory was 161.5 MB in the beginning and 232.8 MB in the end (delta: 71.3 MB). Free memory was 135.0 MB in the beginning and 76.1 MB in the end (delta: 58.9 MB). Peak memory consumption was 131.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:21:17,109 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 161.5 MB. Free memory is still 135.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 09:21:17,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.57 ms. Allocated memory is still 161.5 MB. Free memory was 134.8 MB in the beginning and 111.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:21:17,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.17 ms. Allocated memory is still 161.5 MB. Free memory was 111.4 MB in the beginning and 141.3 MB in the end (delta: -29.9 MB). Peak memory consumption was 8.3 MB. Max. memory is 8.0 GB. [2020-12-23 09:21:17,110 INFO L168 Benchmark]: Boogie Preprocessor took 81.22 ms. Allocated memory is still 161.5 MB. Free memory was 141.3 MB in the beginning and 137.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:21:17,111 INFO L168 Benchmark]: RCFGBuilder took 1674.42 ms. Allocated memory is still 161.5 MB. Free memory was 137.7 MB in the beginning and 55.4 MB in the end (delta: 82.3 MB). Peak memory consumption was 81.8 MB. Max. memory is 8.0 GB. [2020-12-23 09:21:17,111 INFO L168 Benchmark]: TraceAbstraction took 6279.66 ms. Allocated memory was 161.5 MB in the beginning and 232.8 MB in the end (delta: 71.3 MB). Free memory was 54.8 MB in the beginning and 92.4 MB in the end (delta: -37.5 MB). Peak memory consumption was 51.6 MB. Max. memory is 8.0 GB. [2020-12-23 09:21:17,111 INFO L168 Benchmark]: Witness Printer took 257.40 ms. Allocated memory is still 232.8 MB. Free memory was 92.4 MB in the beginning and 76.1 MB in the end (delta: 16.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2020-12-23 09:21:17,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 161.5 MB. Free memory is still 135.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 697.57 ms. Allocated memory is still 161.5 MB. Free memory was 134.8 MB in the beginning and 111.6 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 164.17 ms. Allocated memory is still 161.5 MB. Free memory was 111.4 MB in the beginning and 141.3 MB in the end (delta: -29.9 MB). Peak memory consumption was 8.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 81.22 ms. Allocated memory is still 161.5 MB. Free memory was 141.3 MB in the beginning and 137.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1674.42 ms. Allocated memory is still 161.5 MB. Free memory was 137.7 MB in the beginning and 55.4 MB in the end (delta: 82.3 MB). Peak memory consumption was 81.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6279.66 ms. Allocated memory was 161.5 MB in the beginning and 232.8 MB in the end (delta: 71.3 MB). Free memory was 54.8 MB in the beginning and 92.4 MB in the end (delta: -37.5 MB). Peak memory consumption was 51.6 MB. Max. memory is 8.0 GB. * Witness Printer took 257.40 ms. Allocated memory is still 232.8 MB. Free memory was 92.4 MB in the beginning and 76.1 MB in the end (delta: 16.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 208]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 208]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 208]: 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: 336]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 645]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && 1 <= \result) && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((waterLevel <= 1 && tmp___0 == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: ((((waterLevel <= 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((2 == waterLevel && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (waterLevel == 1 && 1 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) && \result == 2) && tmp == 2)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 2 == waterLevel) && 1 == systemActive) && splverifierCounter == 0) || ((((waterLevel <= 1 || 2 == waterLevel) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || (((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && 1 <= switchedOnBeforeTS) && 1 <= \result) && (waterLevel <= 1 || 2 == waterLevel)) && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1354 SDtfs, 1549 SDslu, 1670 SDs, 0 SdLazy, 310 SolverSat, 92 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=223occurred 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: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 525 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 74 LocationsWithAnnotation, 74 PreInvPairs, 183 NumberOfFragments, 771 HoareAnnotationTreeSize, 74 FomulaSimplifications, 36840 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 74 FomulaSimplificationsInter, 6826 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 385 ConstructedInterpolants, 0 QuantifiedInterpolants, 35671 SizeOfPredicates, 3 NumberOfNonLiveVariables, 466 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 22/32 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...