/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:17:51,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:17:51,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:17:51,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:17:51,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:17:51,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:17:51,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:17:51,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:17:51,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:17:51,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:17:51,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:17:51,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:17:51,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:17:51,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:17:51,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:17:51,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:17:51,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:17:51,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:17:51,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:17:51,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:17:51,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:17:51,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:17:51,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:17:51,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:17:51,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:17:51,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:17:51,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:17:51,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:17:51,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:17:51,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:17:51,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:17:51,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:17:51,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:17:51,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:17:51,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:17:51,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:17:51,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:17:51,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:17:51,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:17:51,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:17:51,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:17:51,139 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 09:17:51,174 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:17:51,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:17:51,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:17:51,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:17:51,176 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:17:51,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:17:51,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:17:51,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:17:51,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:17:51,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:17:51,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:17:51,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:17:51,179 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:17:51,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:17:51,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:17:51,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:17:51,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:17:51,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:17:51,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:17:51,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:17:51,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:17:51,181 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:17:51,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:17:51,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:17:51,182 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:17:51,182 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:17:51,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:17:51,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:17:51,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:17:51,628 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:17:51,629 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:17:51,630 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c [2020-12-23 09:17:51,743 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c63266ce6/cef6e4080e904b208be23322f0145fb5/FLAG4d364b1fb [2020-12-23 09:17:52,525 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:17:52,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c [2020-12-23 09:17:52,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c63266ce6/cef6e4080e904b208be23322f0145fb5/FLAG4d364b1fb [2020-12-23 09:17:52,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/c63266ce6/cef6e4080e904b208be23322f0145fb5 [2020-12-23 09:17:52,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:17:52,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:17:52,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:17:52,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:17:52,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:17:52,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:17:52" (1/1) ... [2020-12-23 09:17:52,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a3760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:52, skipping insertion in model container [2020-12-23 09:17:52,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:17:52" (1/1) ... [2020-12-23 09:17:52,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:17:52,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 09:17:53,127 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c[1281,1294] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~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[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] 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~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] 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~7,] 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~8,] 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~9,] 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~9,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] 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~10,] 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~11,] [2020-12-23 09:17:53,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:17:53,375 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 09:17:53,394 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c[1281,1294] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~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[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] 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~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] 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~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] 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~7,] 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~8,] 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~9,] 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~9,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] 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~10,] 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~11,] [2020-12-23 09:17:53,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:17:53,581 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:17:53,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53 WrapperNode [2020-12-23 09:17:53,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:17:53,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:17:53,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:17:53,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:17:53,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (1/1) ... [2020-12-23 09:17:53,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (1/1) ... [2020-12-23 09:17:53,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:17:53,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:17:53,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:17:53,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:17:53,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (1/1) ... [2020-12-23 09:17:53,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (1/1) ... [2020-12-23 09:17:53,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (1/1) ... [2020-12-23 09:17:53,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (1/1) ... [2020-12-23 09:17:53,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (1/1) ... [2020-12-23 09:17:53,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (1/1) ... [2020-12-23 09:17:53,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (1/1) ... [2020-12-23 09:17:53,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:17:53,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:17:53,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:17:53,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:17:53,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (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 09:17:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:17:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:17:53,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:17:53,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:17:54,913 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:17:54,914 INFO L299 CfgBuilder]: Removed 160 assume(true) statements. [2020-12-23 09:17:54,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:17:54 BoogieIcfgContainer [2020-12-23 09:17:54,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:17:54,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:17:54,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:17:54,922 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:17:54,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:17:52" (1/3) ... [2020-12-23 09:17:54,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e41639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:17:54, skipping insertion in model container [2020-12-23 09:17:54,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:53" (2/3) ... [2020-12-23 09:17:54,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45e41639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:17:54, skipping insertion in model container [2020-12-23 09:17:54,925 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:17:54" (3/3) ... [2020-12-23 09:17:54,926 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product38.cil.c [2020-12-23 09:17:54,934 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:17:54,940 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-23 09:17:54,961 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 09:17:54,993 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:17:54,993 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:17:54,993 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:17:54,993 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:17:54,994 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:17:54,994 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:17:54,994 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:17:54,994 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:17:55,014 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states. [2020-12-23 09:17:55,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-23 09:17:55,021 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:55,022 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:17:55,023 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:55,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:55,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1873143772, now seen corresponding path program 1 times [2020-12-23 09:17:55,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:55,040 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342672358] [2020-12-23 09:17:55,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:55,382 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 09:17:55,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342672358] [2020-12-23 09:17:55,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:55,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:17:55,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440036801] [2020-12-23 09:17:55,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 09:17:55,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:55,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 09:17:55,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:17:55,408 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 2 states. [2020-12-23 09:17:55,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:55,444 INFO L93 Difference]: Finished difference Result 223 states and 342 transitions. [2020-12-23 09:17:55,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 09:17:55,446 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-23 09:17:55,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:55,458 INFO L225 Difference]: With dead ends: 223 [2020-12-23 09:17:55,458 INFO L226 Difference]: Without dead ends: 111 [2020-12-23 09:17:55,462 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 09:17:55,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-12-23 09:17:55,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2020-12-23 09:17:55,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-12-23 09:17:55,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 163 transitions. [2020-12-23 09:17:55,533 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 163 transitions. Word has length 18 [2020-12-23 09:17:55,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:55,533 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 163 transitions. [2020-12-23 09:17:55,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 09:17:55,535 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 163 transitions. [2020-12-23 09:17:55,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 09:17:55,544 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:55,545 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 09:17:55,548 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:17:55,549 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:55,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:55,552 INFO L82 PathProgramCache]: Analyzing trace with hash -2091979741, now seen corresponding path program 1 times [2020-12-23 09:17:55,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:55,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532015212] [2020-12-23 09:17:55,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:55,687 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 09:17:55,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532015212] [2020-12-23 09:17:55,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:55,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:17:55,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700148993] [2020-12-23 09:17:55,690 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:17:55,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:55,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:17:55,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:17:55,692 INFO L87 Difference]: Start difference. First operand 111 states and 163 transitions. Second operand 3 states. [2020-12-23 09:17:55,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:55,710 INFO L93 Difference]: Finished difference Result 111 states and 163 transitions. [2020-12-23 09:17:55,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:17:55,711 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-23 09:17:55,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:55,712 INFO L225 Difference]: With dead ends: 111 [2020-12-23 09:17:55,712 INFO L226 Difference]: Without dead ends: 47 [2020-12-23 09:17:55,714 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 09:17:55,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-12-23 09:17:55,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2020-12-23 09:17:55,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-12-23 09:17:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 68 transitions. [2020-12-23 09:17:55,722 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 68 transitions. Word has length 19 [2020-12-23 09:17:55,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:55,722 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 68 transitions. [2020-12-23 09:17:55,722 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:17:55,722 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2020-12-23 09:17:55,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 09:17:55,724 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:55,724 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] [2020-12-23 09:17:55,724 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:17:55,725 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:55,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:55,726 INFO L82 PathProgramCache]: Analyzing trace with hash -450570441, now seen corresponding path program 1 times [2020-12-23 09:17:55,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:55,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060773131] [2020-12-23 09:17:55,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:55,847 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 09:17:55,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060773131] [2020-12-23 09:17:55,848 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:55,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:17:55,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079709336] [2020-12-23 09:17:55,849 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:17:55,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:55,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:17:55,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:17:55,851 INFO L87 Difference]: Start difference. First operand 47 states and 68 transitions. Second operand 5 states. [2020-12-23 09:17:55,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:55,920 INFO L93 Difference]: Finished difference Result 87 states and 129 transitions. [2020-12-23 09:17:55,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:17:55,921 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-23 09:17:55,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:55,925 INFO L225 Difference]: With dead ends: 87 [2020-12-23 09:17:55,926 INFO L226 Difference]: Without dead ends: 47 [2020-12-23 09:17:55,927 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 09:17:55,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-12-23 09:17:55,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2020-12-23 09:17:55,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-12-23 09:17:55,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2020-12-23 09:17:55,935 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 24 [2020-12-23 09:17:55,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:55,935 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2020-12-23 09:17:55,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:17:55,936 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2020-12-23 09:17:55,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-23 09:17:55,937 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:55,937 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 09:17:55,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:17:55,938 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:55,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:55,939 INFO L82 PathProgramCache]: Analyzing trace with hash 2097991918, now seen corresponding path program 1 times [2020-12-23 09:17:55,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:55,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537052832] [2020-12-23 09:17:55,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:56,039 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 09:17:56,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537052832] [2020-12-23 09:17:56,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:56,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:17:56,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404566539] [2020-12-23 09:17:56,041 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:17:56,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:56,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:17:56,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:17:56,045 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2020-12-23 09:17:56,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:56,123 INFO L93 Difference]: Finished difference Result 109 states and 159 transitions. [2020-12-23 09:17:56,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:17:56,124 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-23 09:17:56,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:56,129 INFO L225 Difference]: With dead ends: 109 [2020-12-23 09:17:56,130 INFO L226 Difference]: Without dead ends: 69 [2020-12-23 09:17:56,134 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 09:17:56,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-12-23 09:17:56,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2020-12-23 09:17:56,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-12-23 09:17:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 95 transitions. [2020-12-23 09:17:56,165 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 95 transitions. Word has length 26 [2020-12-23 09:17:56,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:56,165 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 95 transitions. [2020-12-23 09:17:56,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:17:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2020-12-23 09:17:56,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-23 09:17:56,167 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:56,167 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] [2020-12-23 09:17:56,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:17:56,168 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:56,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:56,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1303227430, now seen corresponding path program 1 times [2020-12-23 09:17:56,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:56,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611013759] [2020-12-23 09:17:56,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:56,275 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 09:17:56,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611013759] [2020-12-23 09:17:56,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:56,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:17:56,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466140573] [2020-12-23 09:17:56,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:17:56,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:56,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:17:56,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:17:56,280 INFO L87 Difference]: Start difference. First operand 67 states and 95 transitions. Second operand 5 states. [2020-12-23 09:17:56,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:56,497 INFO L93 Difference]: Finished difference Result 313 states and 456 transitions. [2020-12-23 09:17:56,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 09:17:56,498 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-12-23 09:17:56,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:56,500 INFO L225 Difference]: With dead ends: 313 [2020-12-23 09:17:56,500 INFO L226 Difference]: Without dead ends: 253 [2020-12-23 09:17:56,501 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 09:17:56,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2020-12-23 09:17:56,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 119. [2020-12-23 09:17:56,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-12-23 09:17:56,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 168 transitions. [2020-12-23 09:17:56,540 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 168 transitions. Word has length 32 [2020-12-23 09:17:56,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:56,540 INFO L481 AbstractCegarLoop]: Abstraction has 119 states and 168 transitions. [2020-12-23 09:17:56,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:17:56,541 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 168 transitions. [2020-12-23 09:17:56,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:17:56,542 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:56,542 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] [2020-12-23 09:17:56,542 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:17:56,543 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:56,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:56,543 INFO L82 PathProgramCache]: Analyzing trace with hash -1303383966, now seen corresponding path program 1 times [2020-12-23 09:17:56,544 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:56,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190408184] [2020-12-23 09:17:56,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:56,679 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 09:17:56,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190408184] [2020-12-23 09:17:56,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:56,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:17:56,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822014611] [2020-12-23 09:17:56,681 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:17:56,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:56,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:17:56,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:17:56,683 INFO L87 Difference]: Start difference. First operand 119 states and 168 transitions. Second operand 5 states. [2020-12-23 09:17:56,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:56,870 INFO L93 Difference]: Finished difference Result 436 states and 623 transitions. [2020-12-23 09:17:56,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 09:17:56,871 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-23 09:17:56,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:56,873 INFO L225 Difference]: With dead ends: 436 [2020-12-23 09:17:56,873 INFO L226 Difference]: Without dead ends: 324 [2020-12-23 09:17:56,874 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 09:17:56,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2020-12-23 09:17:56,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 118. [2020-12-23 09:17:56,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-12-23 09:17:56,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 165 transitions. [2020-12-23 09:17:56,892 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 165 transitions. Word has length 33 [2020-12-23 09:17:56,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:56,892 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 165 transitions. [2020-12-23 09:17:56,893 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:17:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2020-12-23 09:17:56,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:17:56,894 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:56,894 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] [2020-12-23 09:17:56,895 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:17:56,895 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:56,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:56,895 INFO L82 PathProgramCache]: Analyzing trace with hash 2058119621, now seen corresponding path program 1 times [2020-12-23 09:17:56,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:56,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338239170] [2020-12-23 09:17:56,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:57,028 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 09:17:57,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338239170] [2020-12-23 09:17:57,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:57,029 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:17:57,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207663505] [2020-12-23 09:17:57,030 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:17:57,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:57,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:17:57,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:17:57,031 INFO L87 Difference]: Start difference. First operand 118 states and 165 transitions. Second operand 5 states. [2020-12-23 09:17:57,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:57,155 INFO L93 Difference]: Finished difference Result 315 states and 437 transitions. [2020-12-23 09:17:57,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:17:57,156 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-23 09:17:57,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:57,157 INFO L225 Difference]: With dead ends: 315 [2020-12-23 09:17:57,158 INFO L226 Difference]: Without dead ends: 204 [2020-12-23 09:17:57,158 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 09:17:57,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2020-12-23 09:17:57,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 130. [2020-12-23 09:17:57,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2020-12-23 09:17:57,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 177 transitions. [2020-12-23 09:17:57,174 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 177 transitions. Word has length 33 [2020-12-23 09:17:57,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:57,175 INFO L481 AbstractCegarLoop]: Abstraction has 130 states and 177 transitions. [2020-12-23 09:17:57,175 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:17:57,175 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 177 transitions. [2020-12-23 09:17:57,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:17:57,177 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:57,177 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] [2020-12-23 09:17:57,177 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:17:57,177 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:57,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:57,178 INFO L82 PathProgramCache]: Analyzing trace with hash -1535783097, now seen corresponding path program 1 times [2020-12-23 09:17:57,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:57,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138709438] [2020-12-23 09:17:57,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:57,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:57,240 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 09:17:57,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138709438] [2020-12-23 09:17:57,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:57,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:17:57,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385347470] [2020-12-23 09:17:57,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:17:57,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:57,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:17:57,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:17:57,243 INFO L87 Difference]: Start difference. First operand 130 states and 177 transitions. Second operand 4 states. [2020-12-23 09:17:57,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:57,315 INFO L93 Difference]: Finished difference Result 311 states and 421 transitions. [2020-12-23 09:17:57,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:17:57,316 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-12-23 09:17:57,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:57,318 INFO L225 Difference]: With dead ends: 311 [2020-12-23 09:17:57,318 INFO L226 Difference]: Without dead ends: 188 [2020-12-23 09:17:57,319 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 09:17:57,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-12-23 09:17:57,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 138. [2020-12-23 09:17:57,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-12-23 09:17:57,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 185 transitions. [2020-12-23 09:17:57,334 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 185 transitions. Word has length 33 [2020-12-23 09:17:57,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:57,335 INFO L481 AbstractCegarLoop]: Abstraction has 138 states and 185 transitions. [2020-12-23 09:17:57,335 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:17:57,335 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 185 transitions. [2020-12-23 09:17:57,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:17:57,337 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:57,337 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] [2020-12-23 09:17:57,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:17:57,337 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:57,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:57,338 INFO L82 PathProgramCache]: Analyzing trace with hash -2122589111, now seen corresponding path program 1 times [2020-12-23 09:17:57,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:57,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579536552] [2020-12-23 09:17:57,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:57,387 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 09:17:57,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579536552] [2020-12-23 09:17:57,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:57,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:17:57,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362854744] [2020-12-23 09:17:57,389 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:17:57,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:57,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:17:57,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:17:57,390 INFO L87 Difference]: Start difference. First operand 138 states and 185 transitions. Second operand 3 states. [2020-12-23 09:17:57,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:57,433 INFO L93 Difference]: Finished difference Result 319 states and 427 transitions. [2020-12-23 09:17:57,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:17:57,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-12-23 09:17:57,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:57,435 INFO L225 Difference]: With dead ends: 319 [2020-12-23 09:17:57,435 INFO L226 Difference]: Without dead ends: 188 [2020-12-23 09:17:57,436 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 09:17:57,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-12-23 09:17:57,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 188. [2020-12-23 09:17:57,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-12-23 09:17:57,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 245 transitions. [2020-12-23 09:17:57,456 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 245 transitions. Word has length 33 [2020-12-23 09:17:57,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:57,456 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 245 transitions. [2020-12-23 09:17:57,456 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:17:57,457 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 245 transitions. [2020-12-23 09:17:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-23 09:17:57,458 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:57,458 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] [2020-12-23 09:17:57,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:17:57,459 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:57,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:57,459 INFO L82 PathProgramCache]: Analyzing trace with hash -227956983, now seen corresponding path program 1 times [2020-12-23 09:17:57,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:57,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104328944] [2020-12-23 09:17:57,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:57,511 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 09:17:57,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104328944] [2020-12-23 09:17:57,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:57,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:17:57,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799660000] [2020-12-23 09:17:57,513 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:17:57,513 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:57,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:17:57,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:17:57,514 INFO L87 Difference]: Start difference. First operand 188 states and 245 transitions. Second operand 3 states. [2020-12-23 09:17:57,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:57,569 INFO L93 Difference]: Finished difference Result 287 states and 377 transitions. [2020-12-23 09:17:57,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:17:57,570 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2020-12-23 09:17:57,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:57,572 INFO L225 Difference]: With dead ends: 287 [2020-12-23 09:17:57,572 INFO L226 Difference]: Without dead ends: 285 [2020-12-23 09:17:57,573 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 09:17:57,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-12-23 09:17:57,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 228. [2020-12-23 09:17:57,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2020-12-23 09:17:57,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 304 transitions. [2020-12-23 09:17:57,598 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 304 transitions. Word has length 34 [2020-12-23 09:17:57,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:57,598 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 304 transitions. [2020-12-23 09:17:57,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:17:57,599 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 304 transitions. [2020-12-23 09:17:57,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-23 09:17:57,600 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:57,600 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] [2020-12-23 09:17:57,600 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 09:17:57,600 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:57,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:57,601 INFO L82 PathProgramCache]: Analyzing trace with hash 905558712, now seen corresponding path program 1 times [2020-12-23 09:17:57,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:57,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135763662] [2020-12-23 09:17:57,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:57,739 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-23 09:17:57,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135763662] [2020-12-23 09:17:57,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:57,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:17:57,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112051196] [2020-12-23 09:17:57,740 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 09:17:57,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:57,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 09:17:57,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:17:57,742 INFO L87 Difference]: Start difference. First operand 228 states and 304 transitions. Second operand 8 states. [2020-12-23 09:17:58,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:58,332 INFO L93 Difference]: Finished difference Result 741 states and 996 transitions. [2020-12-23 09:17:58,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 09:17:58,333 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 56 [2020-12-23 09:17:58,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:58,338 INFO L225 Difference]: With dead ends: 741 [2020-12-23 09:17:58,338 INFO L226 Difference]: Without dead ends: 520 [2020-12-23 09:17:58,340 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-12-23 09:17:58,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2020-12-23 09:17:58,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 205. [2020-12-23 09:17:58,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2020-12-23 09:17:58,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 267 transitions. [2020-12-23 09:17:58,368 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 267 transitions. Word has length 56 [2020-12-23 09:17:58,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:58,369 INFO L481 AbstractCegarLoop]: Abstraction has 205 states and 267 transitions. [2020-12-23 09:17:58,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 09:17:58,369 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 267 transitions. [2020-12-23 09:17:58,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-23 09:17:58,371 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:58,372 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 09:17:58,372 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 09:17:58,372 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:58,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:58,373 INFO L82 PathProgramCache]: Analyzing trace with hash 711163183, now seen corresponding path program 1 times [2020-12-23 09:17:58,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:58,374 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797656227] [2020-12-23 09:17:58,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:58,494 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:17:58,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797656227] [2020-12-23 09:17:58,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:58,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:17:58,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743927512] [2020-12-23 09:17:58,495 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:17:58,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:58,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:17:58,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:17:58,496 INFO L87 Difference]: Start difference. First operand 205 states and 267 transitions. Second operand 5 states. [2020-12-23 09:17:58,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:58,658 INFO L93 Difference]: Finished difference Result 325 states and 432 transitions. [2020-12-23 09:17:58,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:17:58,660 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2020-12-23 09:17:58,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:58,660 INFO L225 Difference]: With dead ends: 325 [2020-12-23 09:17:58,660 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:17:58,661 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 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 09:17:58,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:17:58,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:17:58,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:17:58,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:17:58,662 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-12-23 09:17:58,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:58,662 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:17:58,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:17:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:17:58,663 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:17:58,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 09:17:58,665 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:17:58,894 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 85 [2020-12-23 09:17:59,077 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 68 [2020-12-23 09:17:59,395 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 91 [2020-12-23 09:17:59,595 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 68 [2020-12-23 09:17:59,769 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 86 [2020-12-23 09:18:00,099 WARN L197 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 27 [2020-12-23 09:18:00,553 WARN L197 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 33 [2020-12-23 09:18:00,864 WARN L197 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 26 [2020-12-23 09:18:01,132 WARN L197 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 33 [2020-12-23 09:18:01,310 WARN L197 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 24 [2020-12-23 09:18:01,636 WARN L197 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 25 [2020-12-23 09:18:01,920 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 27 [2020-12-23 09:18:02,178 WARN L197 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 26 [2020-12-23 09:18:02,342 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2020-12-23 09:18:02,658 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 22 [2020-12-23 09:18:02,666 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-23 09:18:02,667 INFO L189 CegarLoopUtils]: For program point L498(lines 498 502) no Hoare annotation was computed. [2020-12-23 09:18:02,667 INFO L189 CegarLoopUtils]: For program point L498-3(lines 498 502) no Hoare annotation was computed. [2020-12-23 09:18:02,667 INFO L189 CegarLoopUtils]: For program point L498-6(lines 498 502) no Hoare annotation was computed. [2020-12-23 09:18:02,667 INFO L189 CegarLoopUtils]: For program point L367(lines 367 380) no Hoare annotation was computed. [2020-12-23 09:18:02,667 INFO L189 CegarLoopUtils]: For program point L70(lines 70 87) no Hoare annotation was computed. [2020-12-23 09:18:02,669 INFO L185 CegarLoopUtils]: At program point L70-1(lines 1 950) the Hoare annotation is: (let ((.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse1 (not .cse8)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse0 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_main_~tmp~5 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (not .cse3) (not .cse7) .cse0 .cse1 .cse2 .cse4 .cse6) (and .cse7 .cse0 .cse8 .cse2 .cse4 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse5 .cse6) (and .cse7 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6)))) [2020-12-23 09:18:02,669 INFO L189 CegarLoopUtils]: For program point L70-2(lines 70 87) no Hoare annotation was computed. [2020-12-23 09:18:02,669 INFO L185 CegarLoopUtils]: At program point L70-3(lines 1 950) the Hoare annotation is: false [2020-12-23 09:18:02,670 INFO L189 CegarLoopUtils]: For program point L70-4(lines 70 87) no Hoare annotation was computed. [2020-12-23 09:18:02,670 INFO L185 CegarLoopUtils]: At program point L70-5(lines 1 950) the Hoare annotation is: false [2020-12-23 09:18:02,670 INFO L189 CegarLoopUtils]: For program point L203(lines 203 220) no Hoare annotation was computed. [2020-12-23 09:18:02,670 INFO L189 CegarLoopUtils]: For program point L203-1(lines 203 220) no Hoare annotation was computed. [2020-12-23 09:18:02,670 INFO L189 CegarLoopUtils]: For program point L203-2(lines 203 220) no Hoare annotation was computed. [2020-12-23 09:18:02,671 INFO L185 CegarLoopUtils]: At program point L535(lines 530 538) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_main_~tmp~5 1)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 .cse5 .cse6))) [2020-12-23 09:18:02,671 INFO L185 CegarLoopUtils]: At program point L535-1(lines 530 538) the Hoare annotation is: (let ((.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~methaneLevelCritical~0 0))) (let ((.cse0 (not .cse6)) (.cse2 (not .cse7)) (.cse1 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_main_~tmp~5 1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~pumpRunning~0 0) .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0) .cse5) (and .cse6 .cse1 .cse7 .cse3 .cse4 .cse5)))) [2020-12-23 09:18:02,671 INFO L185 CegarLoopUtils]: At program point L535-2(lines 530 538) the Hoare annotation is: false [2020-12-23 09:18:02,673 INFO L185 CegarLoopUtils]: At program point L535-3(lines 530 538) the Hoare annotation is: false [2020-12-23 09:18:02,673 INFO L185 CegarLoopUtils]: At program point L535-4(lines 530 538) the Hoare annotation is: false [2020-12-23 09:18:02,674 INFO L185 CegarLoopUtils]: At program point L535-5(lines 530 538) the Hoare annotation is: false [2020-12-23 09:18:02,674 INFO L189 CegarLoopUtils]: For program point L338(lines 337 384) no Hoare annotation was computed. [2020-12-23 09:18:02,676 INFO L189 CegarLoopUtils]: For program point L305(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,677 INFO L189 CegarLoopUtils]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,678 INFO L189 CegarLoopUtils]: For program point L305-3(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,678 INFO L189 CegarLoopUtils]: For program point L305-5(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,678 INFO L189 CegarLoopUtils]: For program point L305-6(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,679 INFO L189 CegarLoopUtils]: For program point L74(lines 74 84) no Hoare annotation was computed. [2020-12-23 09:18:02,679 INFO L189 CegarLoopUtils]: For program point L305-8(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,679 INFO L189 CegarLoopUtils]: For program point L305-9(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,679 INFO L189 CegarLoopUtils]: For program point L74-2(lines 74 84) no Hoare annotation was computed. [2020-12-23 09:18:02,679 INFO L189 CegarLoopUtils]: For program point L305-11(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,680 INFO L189 CegarLoopUtils]: For program point L74-4(lines 74 84) no Hoare annotation was computed. [2020-12-23 09:18:02,680 INFO L189 CegarLoopUtils]: For program point L305-12(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,680 INFO L189 CegarLoopUtils]: For program point L305-14(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,680 INFO L189 CegarLoopUtils]: For program point L305-15(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,680 INFO L189 CegarLoopUtils]: For program point L305-17(lines 305 309) no Hoare annotation was computed. [2020-12-23 09:18:02,680 INFO L189 CegarLoopUtils]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-12-23 09:18:02,680 INFO L185 CegarLoopUtils]: At program point L405-2(lines 405 419) the Hoare annotation is: false [2020-12-23 09:18:02,680 INFO L189 CegarLoopUtils]: For program point L207(lines 207 215) no Hoare annotation was computed. [2020-12-23 09:18:02,681 INFO L189 CegarLoopUtils]: For program point L207-1(lines 207 215) no Hoare annotation was computed. [2020-12-23 09:18:02,681 INFO L189 CegarLoopUtils]: For program point L207-2(lines 207 215) no Hoare annotation was computed. [2020-12-23 09:18:02,681 INFO L189 CegarLoopUtils]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-12-23 09:18:02,681 INFO L189 CegarLoopUtils]: For program point L75-2(lines 75 81) no Hoare annotation was computed. [2020-12-23 09:18:02,681 INFO L189 CegarLoopUtils]: For program point L75-4(lines 75 81) no Hoare annotation was computed. [2020-12-23 09:18:02,681 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-23 09:18:02,681 INFO L189 CegarLoopUtils]: For program point L406(line 406) no Hoare annotation was computed. [2020-12-23 09:18:02,681 INFO L189 CegarLoopUtils]: For program point L375(lines 375 379) no Hoare annotation was computed. [2020-12-23 09:18:02,682 INFO L185 CegarLoopUtils]: At program point L375-2(lines 145 151) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_main_~tmp~5 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse2 .cse3 .cse4) (and .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4))) [2020-12-23 09:18:02,682 INFO L189 CegarLoopUtils]: For program point L177(lines 177 194) no Hoare annotation was computed. [2020-12-23 09:18:02,682 INFO L189 CegarLoopUtils]: For program point L177-1(lines 177 194) no Hoare annotation was computed. [2020-12-23 09:18:02,682 INFO L189 CegarLoopUtils]: For program point L177-2(lines 177 194) no Hoare annotation was computed. [2020-12-23 09:18:02,682 INFO L189 CegarLoopUtils]: For program point L177-3(lines 177 194) no Hoare annotation was computed. [2020-12-23 09:18:02,682 INFO L189 CegarLoopUtils]: For program point L177-4(lines 177 194) no Hoare annotation was computed. [2020-12-23 09:18:02,682 INFO L189 CegarLoopUtils]: For program point L177-5(lines 177 194) no Hoare annotation was computed. [2020-12-23 09:18:02,683 INFO L189 CegarLoopUtils]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-12-23 09:18:02,683 INFO L189 CegarLoopUtils]: For program point L409-1(lines 145 151) no Hoare annotation was computed. [2020-12-23 09:18:02,683 INFO L185 CegarLoopUtils]: At program point L145(lines 144 163) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~5 1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (not (= ~pumpRunning~0 0)) .cse0 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0) .cse3) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2 .cse3))) [2020-12-23 09:18:02,683 INFO L189 CegarLoopUtils]: For program point L145-1(lines 145 151) no Hoare annotation was computed. [2020-12-23 09:18:02,683 INFO L185 CegarLoopUtils]: At program point L145-2(lines 144 163) the Hoare annotation is: false [2020-12-23 09:18:02,683 INFO L189 CegarLoopUtils]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-23 09:18:02,683 INFO L185 CegarLoopUtils]: At program point L145-3(lines 144 163) the Hoare annotation is: false [2020-12-23 09:18:02,684 INFO L189 CegarLoopUtils]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-12-23 09:18:02,684 INFO L189 CegarLoopUtils]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-12-23 09:18:02,684 INFO L189 CegarLoopUtils]: For program point L575(lines 575 581) no Hoare annotation was computed. [2020-12-23 09:18:02,684 INFO L189 CegarLoopUtils]: For program point L575-1(lines 575 581) no Hoare annotation was computed. [2020-12-23 09:18:02,684 INFO L189 CegarLoopUtils]: For program point L575-2(lines 575 581) no Hoare annotation was computed. [2020-12-23 09:18:02,684 INFO L189 CegarLoopUtils]: For program point L575-3(lines 575 581) no Hoare annotation was computed. [2020-12-23 09:18:02,684 INFO L189 CegarLoopUtils]: For program point L575-4(lines 575 581) no Hoare annotation was computed. [2020-12-23 09:18:02,684 INFO L189 CegarLoopUtils]: For program point L575-5(lines 575 581) no Hoare annotation was computed. [2020-12-23 09:18:02,684 INFO L185 CegarLoopUtils]: At program point L311(lines 296 314) the Hoare annotation is: false [2020-12-23 09:18:02,685 INFO L185 CegarLoopUtils]: At program point L311-1(lines 296 314) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~5 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0) .cse4))) [2020-12-23 09:18:02,685 INFO L185 CegarLoopUtils]: At program point L311-2(lines 296 314) the Hoare annotation is: false [2020-12-23 09:18:02,685 INFO L185 CegarLoopUtils]: At program point L311-3(lines 296 314) the Hoare annotation is: false [2020-12-23 09:18:02,685 INFO L185 CegarLoopUtils]: At program point L311-4(lines 296 314) the Hoare annotation is: false [2020-12-23 09:18:02,685 INFO L185 CegarLoopUtils]: At program point L311-5(lines 296 314) the Hoare annotation is: false [2020-12-23 09:18:02,685 INFO L189 CegarLoopUtils]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-12-23 09:18:02,685 INFO L189 CegarLoopUtils]: For program point L477(lines 477 484) no Hoare annotation was computed. [2020-12-23 09:18:02,686 INFO L192 CegarLoopUtils]: At program point L477-1(lines 477 484) the Hoare annotation is: true [2020-12-23 09:18:02,686 INFO L185 CegarLoopUtils]: At program point L247(lines 240 250) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_main_~tmp~5 1)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) .cse2 (not .cse3) .cse4 .cse5 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse6))) [2020-12-23 09:18:02,686 INFO L185 CegarLoopUtils]: At program point L247-1(lines 240 250) the Hoare annotation is: false [2020-12-23 09:18:02,686 INFO L189 CegarLoopUtils]: For program point L181(lines 181 189) no Hoare annotation was computed. [2020-12-23 09:18:02,686 INFO L185 CegarLoopUtils]: At program point L247-2(lines 240 250) the Hoare annotation is: false [2020-12-23 09:18:02,686 INFO L189 CegarLoopUtils]: For program point L181-1(lines 181 189) no Hoare annotation was computed. [2020-12-23 09:18:02,687 INFO L189 CegarLoopUtils]: For program point L181-2(lines 181 189) no Hoare annotation was computed. [2020-12-23 09:18:02,687 INFO L189 CegarLoopUtils]: For program point L181-3(lines 181 189) no Hoare annotation was computed. [2020-12-23 09:18:02,687 INFO L189 CegarLoopUtils]: For program point L181-4(lines 181 189) no Hoare annotation was computed. [2020-12-23 09:18:02,687 INFO L189 CegarLoopUtils]: For program point L181-5(lines 181 189) no Hoare annotation was computed. [2020-12-23 09:18:02,687 INFO L189 CegarLoopUtils]: For program point L347(lines 347 353) no Hoare annotation was computed. [2020-12-23 09:18:02,687 INFO L185 CegarLoopUtils]: At program point L347-1(lines 347 353) the Hoare annotation is: (let ((.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse1 (not .cse8)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse0 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_main_~tmp~5 1)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and (not .cse3) (not .cse7) .cse0 .cse1 .cse2 .cse4 .cse6) (and .cse7 .cse0 .cse8 .cse2 .cse4 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse5 .cse6) (and .cse7 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6)))) [2020-12-23 09:18:02,687 INFO L185 CegarLoopUtils]: At program point L117(lines 1 950) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-12-23 09:18:02,688 INFO L185 CegarLoopUtils]: At program point L580(lines 571 584) the Hoare annotation is: false [2020-12-23 09:18:02,688 INFO L185 CegarLoopUtils]: At program point L580-1(lines 571 584) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~5 1)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~methAndRunningLastTime~0 0) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse4))) [2020-12-23 09:18:02,688 INFO L185 CegarLoopUtils]: At program point L580-2(lines 571 584) the Hoare annotation is: false [2020-12-23 09:18:02,688 INFO L185 CegarLoopUtils]: At program point L580-3(lines 571 584) the Hoare annotation is: false [2020-12-23 09:18:02,688 INFO L185 CegarLoopUtils]: At program point L580-4(lines 571 584) the Hoare annotation is: false [2020-12-23 09:18:02,688 INFO L185 CegarLoopUtils]: At program point L580-5(lines 571 584) the Hoare annotation is: false [2020-12-23 09:18:02,688 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 09:18:02,688 INFO L185 CegarLoopUtils]: At program point L152(lines 152 158) the Hoare annotation is: (let ((.cse0 (not (= 0 ~systemActive~0))) (.cse1 (= ULTIMATE.start_main_~tmp~5 1)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0 0) .cse3) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2 .cse3))) [2020-12-23 09:18:02,689 INFO L185 CegarLoopUtils]: At program point L152-1(lines 152 158) the Hoare annotation is: false [2020-12-23 09:18:02,689 INFO L185 CegarLoopUtils]: At program point L152-2(lines 152 158) the Hoare annotation is: false [2020-12-23 09:18:02,689 INFO L185 CegarLoopUtils]: At program point L385(lines 336 386) the Hoare annotation is: false [2020-12-23 09:18:02,689 INFO L192 CegarLoopUtils]: At program point L486(lines 467 489) the Hoare annotation is: true [2020-12-23 09:18:02,689 INFO L185 CegarLoopUtils]: At program point L453(lines 449 455) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-12-23 09:18:02,689 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 09:18:02,689 INFO L185 CegarLoopUtils]: At program point L256(lines 251 259) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= ULTIMATE.start_main_~tmp~5 1)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse4 .cse5 .cse6) (and (not .cse4) .cse0 .cse1 .cse2 .cse3 .cse5 (= ~methAndRunningLastTime~0 0) .cse6))) [2020-12-23 09:18:02,689 INFO L185 CegarLoopUtils]: At program point L256-1(lines 251 259) the Hoare annotation is: false [2020-12-23 09:18:02,689 INFO L185 CegarLoopUtils]: At program point L256-2(lines 251 259) the Hoare annotation is: false [2020-12-23 09:18:02,690 INFO L185 CegarLoopUtils]: At program point L125(lines 120 128) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-12-23 09:18:02,690 INFO L185 CegarLoopUtils]: At program point L59(lines 54 61) the Hoare annotation is: (and (= ~waterLevel~0 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~methAndRunningLastTime~0 0)) [2020-12-23 09:18:02,690 INFO L189 CegarLoopUtils]: For program point L522(lines 522 526) no Hoare annotation was computed. [2020-12-23 09:18:02,690 INFO L189 CegarLoopUtils]: For program point L357(lines 357 363) no Hoare annotation was computed. [2020-12-23 09:18:02,690 INFO L185 CegarLoopUtils]: At program point L357-1(lines 357 363) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 0 ~systemActive~0))) (.cse2 (= ULTIMATE.start_main_~tmp~5 1)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) .cse2 .cse3 .cse4) (and .cse1 .cse2 .cse3 .cse4 (= ~methAndRunningLastTime~0 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4))) [2020-12-23 09:18:02,690 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 09:18:02,690 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 09:18:02,690 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2020-12-23 09:18:02,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:18:02 BoogieIcfgContainer [2020-12-23 09:18:02,731 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 09:18:02,732 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 09:18:02,732 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 09:18:02,732 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 09:18:02,733 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:17:54" (3/4) ... [2020-12-23 09:18:02,736 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 09:18:02,759 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-23 09:18:02,760 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-23 09:18:02,761 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-23 09:18:02,763 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-23 09:18:02,764 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 09:18:02,765 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:18:02,766 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:18:02,796 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-12-23 09:18:02,796 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-12-23 09:18:02,797 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 [2020-12-23 09:18:02,797 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(0 == systemActive) && !(\result == 0)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1)) || (((((((methaneLevelCritical == 0 && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && tmp == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-12-23 09:18:02,797 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(0 == systemActive) && !(\result == 0)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1)) || (((((((methaneLevelCritical == 0 && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && tmp == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-12-23 09:18:02,798 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(pumpRunning == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1) || ((((!(0 == systemActive) && tmp == 1) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((!(pumpRunning == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:18:02,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(pumpRunning == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1) || ((((!(0 == systemActive) && tmp == 1) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((!(pumpRunning == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:18:02,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(pumpRunning == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1) || ((((!(0 == systemActive) && tmp == 1) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:18:02,799 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == systemActive) && tmp == 1) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:18:02,800 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(methaneLevelCritical == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((!(methaneLevelCritical == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || (((((methaneLevelCritical == 0 && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:18:02,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(pumpRunning == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && \result == 1) || ((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1) [2020-12-23 09:18:02,802 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(pumpRunning == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && \result == 1) || (((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2020-12-23 09:18:02,802 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) [2020-12-23 09:18:02,802 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(methaneLevelCritical == 0) && !(\result == 0)) && !(0 == systemActive)) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-12-23 09:18:02,803 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp___0 == 0 && \result == 0) && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) [2020-12-23 09:18:02,874 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product38.cil.c-witness.graphml [2020-12-23 09:18:02,874 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 09:18:02,875 INFO L168 Benchmark]: Toolchain (without parser) took 10040.28 ms. Allocated memory was 152.0 MB in the beginning and 239.1 MB in the end (delta: 87.0 MB). Free memory was 126.9 MB in the beginning and 174.6 MB in the end (delta: -47.6 MB). Peak memory consumption was 39.8 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:02,876 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 152.0 MB. Free memory is still 135.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 09:18:02,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 742.39 ms. Allocated memory is still 152.0 MB. Free memory was 126.8 MB in the beginning and 131.2 MB in the end (delta: -4.4 MB). Peak memory consumption was 24.8 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:02,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.47 ms. Allocated memory is still 152.0 MB. Free memory was 131.2 MB in the beginning and 127.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:02,877 INFO L168 Benchmark]: Boogie Preprocessor took 95.87 ms. Allocated memory is still 152.0 MB. Free memory was 127.7 MB in the beginning and 125.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:02,877 INFO L168 Benchmark]: RCFGBuilder took 1119.90 ms. Allocated memory is still 152.0 MB. Free memory was 125.0 MB in the beginning and 101.3 MB in the end (delta: 23.7 MB). Peak memory consumption was 34.8 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:02,877 INFO L168 Benchmark]: TraceAbstraction took 7813.00 ms. Allocated memory was 152.0 MB in the beginning and 239.1 MB in the end (delta: 87.0 MB). Free memory was 100.8 MB in the beginning and 184.5 MB in the end (delta: -83.8 MB). Peak memory consumption was 109.7 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:02,878 INFO L168 Benchmark]: Witness Printer took 142.24 ms. Allocated memory is still 239.1 MB. Free memory was 184.5 MB in the beginning and 174.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:02,880 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 152.0 MB. Free memory is still 135.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 742.39 ms. Allocated memory is still 152.0 MB. Free memory was 126.8 MB in the beginning and 131.2 MB in the end (delta: -4.4 MB). Peak memory consumption was 24.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 116.47 ms. Allocated memory is still 152.0 MB. Free memory was 131.2 MB in the beginning and 127.7 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 95.87 ms. Allocated memory is still 152.0 MB. Free memory was 127.7 MB in the beginning and 125.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1119.90 ms. Allocated memory is still 152.0 MB. Free memory was 125.0 MB in the beginning and 101.3 MB in the end (delta: 23.7 MB). Peak memory consumption was 34.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7813.00 ms. Allocated memory was 152.0 MB in the beginning and 239.1 MB in the end (delta: 87.0 MB). Free memory was 100.8 MB in the beginning and 184.5 MB in the end (delta: -83.8 MB). Peak memory consumption was 109.7 MB. Max. memory is 8.0 GB. * Witness Printer took 142.24 ms. Allocated memory is still 239.1 MB. Free memory was 184.5 MB in the beginning and 174.6 MB in the end (delta: 10.0 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: 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: 530]: Loop Invariant Derived loop invariant: ((((((!(pumpRunning == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && \result == 1) || ((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: (((((((!(methaneLevelCritical == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((!(methaneLevelCritical == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || (((((methaneLevelCritical == 0 && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: (((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: ((((((((!(0 == systemActive) && !(\result == 0)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1)) || (((((((methaneLevelCritical == 0 && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && tmp == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 357]: Loop Invariant Derived loop invariant: ((((((!(pumpRunning == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1) || ((((!(0 == systemActive) && tmp == 1) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((!(pumpRunning == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((!(0 == systemActive) && !(\result == 0)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1)) || (((((((methaneLevelCritical == 0 && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && tmp == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: ((((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: ((((((!(pumpRunning == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1) || ((((!(0 == systemActive) && tmp == 1) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1)) || ((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1) && methAndRunningLastTime == 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: (((((((tmp___0 == 0 && \result == 0) && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: ((((((!(pumpRunning == 0) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && \result == 1) || ((((!(0 == systemActive) && tmp == 1) && splverifierCounter == 0) && \result == 1) && methAndRunningLastTime == 0)) || (((((!(pumpRunning == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && methAndRunningLastTime == 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: (((((((!(methaneLevelCritical == 0) && !(\result == 0)) && !(0 == systemActive)) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(\result == 0)) && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: ((((((!(pumpRunning == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) && \result == 0) && tmp == 1) && splverifierCounter == 0) && \result == 1) || (((((((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(0 == systemActive)) && !(\result == 0)) && tmp == 1) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: (((((!(0 == systemActive) && tmp == 1) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 1) || ((((!(0 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 115 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1115 SDtfs, 1438 SDslu, 1665 SDs, 0 SdLazy, 240 SolverSat, 52 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 838 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 112 NumberOfFragments, 902 HoareAnnotationTreeSize, 44 FomulaSimplifications, 171666 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 19586 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 399 NumberOfCodeBlocks, 399 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 387 ConstructedInterpolants, 0 QuantifiedInterpolants, 30823 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 41/41 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...