/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_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:18:12,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:18:12,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:18:12,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:18:12,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:18:12,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:18:12,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:18:12,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:18:12,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:18:12,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:18:12,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:18:12,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:18:12,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:18:12,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:18:12,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:18:12,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:18:12,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:18:12,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:18:12,139 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:18:12,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:18:12,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:18:12,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:18:12,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:18:12,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:18:12,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:18:12,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:18:12,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:18:12,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:18:12,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:18:12,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:18:12,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:18:12,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:18:12,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:18:12,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:18:12,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:18:12,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:18:12,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:18:12,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:18:12,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:18:12,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:18:12,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:18:12,191 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 09:18:12,223 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:18:12,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:18:12,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:18:12,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:18:12,225 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:18:12,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:18:12,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:18:12,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:18:12,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:18:12,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:18:12,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:18:12,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:18:12,227 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:18:12,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:18:12,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:18:12,227 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:18:12,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:18:12,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:18:12,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:18:12,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:18:12,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:18:12,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:18:12,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:18:12,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:18:12,230 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:18:12,230 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:18:12,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:18:12,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:18:12,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:18:12,641 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:18:12,642 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:18:12,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2020-12-23 09:18:12,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/f6440522d/d69fbcddc39d43a8ba2ba01f55273707/FLAG6596119c5 [2020-12-23 09:18:13,462 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:18:13,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2020-12-23 09:18:13,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/f6440522d/d69fbcddc39d43a8ba2ba01f55273707/FLAG6596119c5 [2020-12-23 09:18:13,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/f6440522d/d69fbcddc39d43a8ba2ba01f55273707 [2020-12-23 09:18:13,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:18:13,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:18:13,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:18:13,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:18:13,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:18:13,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:18:13" (1/1) ... [2020-12-23 09:18:13,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55cbfa36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:13, skipping insertion in model container [2020-12-23 09:18:13,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:18:13" (1/1) ... [2020-12-23 09:18:13,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:18:13,880 INFO L178 MainTranslator]: Built tables and reachable declarations 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[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] 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~3,] 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~4,] 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~1,] 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~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__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~2,] 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~3,] [2020-12-23 09:18:14,216 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_product61.cil.c[13047,13060] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] [2020-12-23 09:18:14,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:18:14,281 INFO L203 MainTranslator]: Completed pre-run 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[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] 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~3,] 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~4,] 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~1,] 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~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~__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~2,] 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~3,] [2020-12-23 09:18:14,355 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_product61.cil.c[13047,13060] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~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[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] [2020-12-23 09:18:14,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:18:14,446 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:18:14,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14 WrapperNode [2020-12-23 09:18:14,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:18:14,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:18:14,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:18:14,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:18:14,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (1/1) ... [2020-12-23 09:18:14,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (1/1) ... [2020-12-23 09:18:14,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:18:14,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:18:14,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:18:14,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:18:14,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (1/1) ... [2020-12-23 09:18:14,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (1/1) ... [2020-12-23 09:18:14,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (1/1) ... [2020-12-23 09:18:14,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (1/1) ... [2020-12-23 09:18:14,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (1/1) ... [2020-12-23 09:18:14,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (1/1) ... [2020-12-23 09:18:14,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (1/1) ... [2020-12-23 09:18:14,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:18:14,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:18:14,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:18:14,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:18:14,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (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 09:18:14,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:18:14,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:18:14,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:18:14,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:18:16,254 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:18:16,255 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2020-12-23 09:18:16,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:18:16 BoogieIcfgContainer [2020-12-23 09:18:16,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:18:16,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:18:16,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:18:16,263 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:18:16,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:18:13" (1/3) ... [2020-12-23 09:18:16,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb2a3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:18:16, skipping insertion in model container [2020-12-23 09:18:16,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:18:14" (2/3) ... [2020-12-23 09:18:16,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fb2a3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:18:16, skipping insertion in model container [2020-12-23 09:18:16,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:18:16" (3/3) ... [2020-12-23 09:18:16,267 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2020-12-23 09:18:16,275 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:18:16,281 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-23 09:18:16,305 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 09:18:16,336 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:18:16,336 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:18:16,336 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:18:16,336 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:18:16,336 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:18:16,336 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:18:16,337 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:18:16,337 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:18:16,361 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states. [2020-12-23 09:18:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-23 09:18:16,369 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:16,370 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 09:18:16,370 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:16,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:16,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1680546116, now seen corresponding path program 1 times [2020-12-23 09:18:16,388 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:16,388 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403300228] [2020-12-23 09:18:16,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:16,740 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 09:18:16,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403300228] [2020-12-23 09:18:16,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:16,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:18:16,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126958800] [2020-12-23 09:18:16,748 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 09:18:16,749 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:16,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 09:18:16,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:18:16,767 INFO L87 Difference]: Start difference. First operand 229 states. Second operand 2 states. [2020-12-23 09:18:16,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:16,820 INFO L93 Difference]: Finished difference Result 451 states and 678 transitions. [2020-12-23 09:18:16,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 09:18:16,822 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-23 09:18:16,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:16,837 INFO L225 Difference]: With dead ends: 451 [2020-12-23 09:18:16,838 INFO L226 Difference]: Without dead ends: 225 [2020-12-23 09:18:16,842 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 09:18:16,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-12-23 09:18:16,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-12-23 09:18:16,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-12-23 09:18:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2020-12-23 09:18:16,906 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2020-12-23 09:18:16,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:16,906 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2020-12-23 09:18:16,907 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 09:18:16,907 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-12-23 09:18:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 09:18:16,908 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:16,908 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 09:18:16,909 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:18:16,909 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:16,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:16,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1461710147, now seen corresponding path program 1 times [2020-12-23 09:18:16,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:16,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334012557] [2020-12-23 09:18:16,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:17,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:18:17,081 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334012557] [2020-12-23 09:18:17,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:17,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:18:17,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353922782] [2020-12-23 09:18:17,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:18:17,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:17,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:18:17,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:18:17,085 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 3 states. [2020-12-23 09:18:17,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:17,115 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-12-23 09:18:17,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:18:17,118 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-23 09:18:17,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:17,119 INFO L225 Difference]: With dead ends: 225 [2020-12-23 09:18:17,119 INFO L226 Difference]: Without dead ends: 85 [2020-12-23 09:18:17,121 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 09:18:17,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-23 09:18:17,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-23 09:18:17,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-23 09:18:17,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-12-23 09:18:17,132 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-12-23 09:18:17,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:17,132 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-12-23 09:18:17,132 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:18:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-12-23 09:18:17,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 09:18:17,134 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:17,134 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 09:18:17,134 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:18:17,135 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:17,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:17,136 INFO L82 PathProgramCache]: Analyzing trace with hash -1946007882, now seen corresponding path program 1 times [2020-12-23 09:18:17,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:17,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70483788] [2020-12-23 09:18:17,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:17,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:17,302 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 09:18:17,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70483788] [2020-12-23 09:18:17,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:17,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:18:17,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850638698] [2020-12-23 09:18:17,304 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 09:18:17,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:17,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 09:18:17,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-23 09:18:17,306 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 6 states. [2020-12-23 09:18:17,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:17,510 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2020-12-23 09:18:17,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:18:17,511 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-12-23 09:18:17,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:17,512 INFO L225 Difference]: With dead ends: 163 [2020-12-23 09:18:17,513 INFO L226 Difference]: Without dead ends: 85 [2020-12-23 09:18:17,514 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:18:17,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-12-23 09:18:17,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-12-23 09:18:17,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-12-23 09:18:17,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-12-23 09:18:17,525 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-12-23 09:18:17,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:17,525 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-12-23 09:18:17,525 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 09:18:17,526 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-12-23 09:18:17,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-23 09:18:17,527 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:17,527 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] [2020-12-23 09:18:17,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:18:17,528 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:17,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:17,531 INFO L82 PathProgramCache]: Analyzing trace with hash -427711681, now seen corresponding path program 1 times [2020-12-23 09:18:17,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:17,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536509215] [2020-12-23 09:18:17,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:17,653 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 09:18:17,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536509215] [2020-12-23 09:18:17,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:17,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:18:17,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184769446] [2020-12-23 09:18:17,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:18:17,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:17,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:18:17,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:18:17,663 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-12-23 09:18:17,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:17,715 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2020-12-23 09:18:17,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:18:17,716 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-12-23 09:18:17,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:17,718 INFO L225 Difference]: With dead ends: 170 [2020-12-23 09:18:17,718 INFO L226 Difference]: Without dead ends: 92 [2020-12-23 09:18:17,722 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 09:18:17,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-12-23 09:18:17,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2020-12-23 09:18:17,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-12-23 09:18:17,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2020-12-23 09:18:17,743 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2020-12-23 09:18:17,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:17,743 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2020-12-23 09:18:17,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:18:17,744 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2020-12-23 09:18:17,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-23 09:18:17,750 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:17,750 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:17,750 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:18:17,751 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:17,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:17,751 INFO L82 PathProgramCache]: Analyzing trace with hash 1598633195, now seen corresponding path program 1 times [2020-12-23 09:18:17,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:17,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849200262] [2020-12-23 09:18:17,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:17,863 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 09:18:17,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849200262] [2020-12-23 09:18:17,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:17,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:18:17,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587256766] [2020-12-23 09:18:17,864 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:18:17,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:17,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:18:17,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:18:17,866 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 5 states. [2020-12-23 09:18:18,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:18,010 INFO L93 Difference]: Finished difference Result 427 states and 615 transitions. [2020-12-23 09:18:18,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 09:18:18,011 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-12-23 09:18:18,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:18,013 INFO L225 Difference]: With dead ends: 427 [2020-12-23 09:18:18,014 INFO L226 Difference]: Without dead ends: 344 [2020-12-23 09:18:18,015 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 09:18:18,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2020-12-23 09:18:18,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 165. [2020-12-23 09:18:18,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-12-23 09:18:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 232 transitions. [2020-12-23 09:18:18,037 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 232 transitions. Word has length 33 [2020-12-23 09:18:18,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:18,038 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 232 transitions. [2020-12-23 09:18:18,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:18:18,038 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 232 transitions. [2020-12-23 09:18:18,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-23 09:18:18,039 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:18,040 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 09:18:18,040 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:18:18,040 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:18,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:18,041 INFO L82 PathProgramCache]: Analyzing trace with hash 1593780579, now seen corresponding path program 1 times [2020-12-23 09:18:18,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:18,041 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281435478] [2020-12-23 09:18:18,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:18,153 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 09:18:18,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281435478] [2020-12-23 09:18:18,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:18,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:18:18,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079623973] [2020-12-23 09:18:18,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:18:18,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:18,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:18:18,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:18:18,157 INFO L87 Difference]: Start difference. First operand 165 states and 232 transitions. Second operand 5 states. [2020-12-23 09:18:18,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:18,337 INFO L93 Difference]: Finished difference Result 628 states and 889 transitions. [2020-12-23 09:18:18,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 09:18:18,337 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-23 09:18:18,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:18,341 INFO L225 Difference]: With dead ends: 628 [2020-12-23 09:18:18,341 INFO L226 Difference]: Without dead ends: 470 [2020-12-23 09:18:18,344 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 09:18:18,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-12-23 09:18:18,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2020-12-23 09:18:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-12-23 09:18:18,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 229 transitions. [2020-12-23 09:18:18,372 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 229 transitions. Word has length 34 [2020-12-23 09:18:18,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:18,375 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 229 transitions. [2020-12-23 09:18:18,375 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:18:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 229 transitions. [2020-12-23 09:18:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-23 09:18:18,379 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:18,379 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:18,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 09:18:18,380 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:18,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:18,381 INFO L82 PathProgramCache]: Analyzing trace with hash -1365651329, now seen corresponding path program 1 times [2020-12-23 09:18:18,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:18,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554968396] [2020-12-23 09:18:18,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:18,489 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 09:18:18,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554968396] [2020-12-23 09:18:18,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:18,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 09:18:18,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966518437] [2020-12-23 09:18:18,492 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:18:18,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:18,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:18:18,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:18:18,502 INFO L87 Difference]: Start difference. First operand 164 states and 229 transitions. Second operand 5 states. [2020-12-23 09:18:18,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:18,595 INFO L93 Difference]: Finished difference Result 417 states and 577 transitions. [2020-12-23 09:18:18,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 09:18:18,596 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-12-23 09:18:18,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:18,598 INFO L225 Difference]: With dead ends: 417 [2020-12-23 09:18:18,599 INFO L226 Difference]: Without dead ends: 260 [2020-12-23 09:18:18,599 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 09:18:18,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-12-23 09:18:18,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 182. [2020-12-23 09:18:18,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-12-23 09:18:18,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 247 transitions. [2020-12-23 09:18:18,617 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 247 transitions. Word has length 37 [2020-12-23 09:18:18,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:18,617 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 247 transitions. [2020-12-23 09:18:18,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:18:18,618 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 247 transitions. [2020-12-23 09:18:18,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-23 09:18:18,618 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:18,619 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:18,619 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 09:18:18,619 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:18,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:18,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1918198717, now seen corresponding path program 1 times [2020-12-23 09:18:18,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:18,620 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858688387] [2020-12-23 09:18:18,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:18,675 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 09:18:18,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858688387] [2020-12-23 09:18:18,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:18,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:18:18,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865288390] [2020-12-23 09:18:18,676 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 09:18:18,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:18,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 09:18:18,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 09:18:18,678 INFO L87 Difference]: Start difference. First operand 182 states and 247 transitions. Second operand 4 states. [2020-12-23 09:18:18,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:18,744 INFO L93 Difference]: Finished difference Result 427 states and 575 transitions. [2020-12-23 09:18:18,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 09:18:18,744 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-12-23 09:18:18,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:18,746 INFO L225 Difference]: With dead ends: 427 [2020-12-23 09:18:18,746 INFO L226 Difference]: Without dead ends: 252 [2020-12-23 09:18:18,747 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 09:18:18,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-12-23 09:18:18,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 194. [2020-12-23 09:18:18,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-12-23 09:18:18,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 259 transitions. [2020-12-23 09:18:18,765 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 259 transitions. Word has length 37 [2020-12-23 09:18:18,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:18,765 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 259 transitions. [2020-12-23 09:18:18,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 09:18:18,765 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 259 transitions. [2020-12-23 09:18:18,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-23 09:18:18,766 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:18,766 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:18,767 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 09:18:18,767 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:18,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:18,768 INFO L82 PathProgramCache]: Analyzing trace with hash 897130363, now seen corresponding path program 1 times [2020-12-23 09:18:18,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:18,768 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499605141] [2020-12-23 09:18:18,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:18,842 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 09:18:18,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499605141] [2020-12-23 09:18:18,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:18,849 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:18:18,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500898793] [2020-12-23 09:18:18,851 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:18:18,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:18,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:18:18,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:18:18,853 INFO L87 Difference]: Start difference. First operand 194 states and 259 transitions. Second operand 3 states. [2020-12-23 09:18:18,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:18,893 INFO L93 Difference]: Finished difference Result 433 states and 577 transitions. [2020-12-23 09:18:18,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:18:18,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-12-23 09:18:18,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:18,898 INFO L225 Difference]: With dead ends: 433 [2020-12-23 09:18:18,898 INFO L226 Difference]: Without dead ends: 246 [2020-12-23 09:18:18,899 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 09:18:18,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-12-23 09:18:18,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2020-12-23 09:18:18,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-12-23 09:18:18,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 321 transitions. [2020-12-23 09:18:18,933 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 321 transitions. Word has length 37 [2020-12-23 09:18:18,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:18,937 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 321 transitions. [2020-12-23 09:18:18,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:18:18,938 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 321 transitions. [2020-12-23 09:18:18,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-23 09:18:18,939 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:18,939 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:18,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 09:18:18,941 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:18,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:18,942 INFO L82 PathProgramCache]: Analyzing trace with hash -1862038981, now seen corresponding path program 1 times [2020-12-23 09:18:18,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:18,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512073680] [2020-12-23 09:18:18,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:19,057 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 09:18:19,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512073680] [2020-12-23 09:18:19,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:19,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:18:19,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766335468] [2020-12-23 09:18:19,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 09:18:19,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:19,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 09:18:19,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:18:19,064 INFO L87 Difference]: Start difference. First operand 246 states and 321 transitions. Second operand 8 states. [2020-12-23 09:18:19,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:19,563 INFO L93 Difference]: Finished difference Result 875 states and 1133 transitions. [2020-12-23 09:18:19,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-12-23 09:18:19,563 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2020-12-23 09:18:19,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:19,567 INFO L225 Difference]: With dead ends: 875 [2020-12-23 09:18:19,568 INFO L226 Difference]: Without dead ends: 636 [2020-12-23 09:18:19,569 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2020-12-23 09:18:19,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2020-12-23 09:18:19,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 246. [2020-12-23 09:18:19,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-12-23 09:18:19,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 315 transitions. [2020-12-23 09:18:19,604 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 315 transitions. Word has length 38 [2020-12-23 09:18:19,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:19,604 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 315 transitions. [2020-12-23 09:18:19,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 09:18:19,604 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 315 transitions. [2020-12-23 09:18:19,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-23 09:18:19,605 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:18:19,606 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:18:19,606 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 09:18:19,606 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:18:19,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:18:19,607 INFO L82 PathProgramCache]: Analyzing trace with hash -2006064489, now seen corresponding path program 1 times [2020-12-23 09:18:19,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:18:19,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679488926] [2020-12-23 09:18:19,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:18:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:18:19,704 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-23 09:18:19,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679488926] [2020-12-23 09:18:19,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:18:19,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 09:18:19,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121667084] [2020-12-23 09:18:19,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-23 09:18:19,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:18:19,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-23 09:18:19,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-23 09:18:19,707 INFO L87 Difference]: Start difference. First operand 246 states and 315 transitions. Second operand 8 states. [2020-12-23 09:18:20,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:18:20,146 INFO L93 Difference]: Finished difference Result 597 states and 767 transitions. [2020-12-23 09:18:20,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-23 09:18:20,146 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-12-23 09:18:20,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:18:20,147 INFO L225 Difference]: With dead ends: 597 [2020-12-23 09:18:20,147 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:18:20,148 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-12-23 09:18:20,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:18:20,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:18:20,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:18:20,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:18:20,149 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-12-23 09:18:20,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:18:20,149 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:18:20,149 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-23 09:18:20,149 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:18:20,150 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:18:20,150 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 09:18:20,152 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:18:20,542 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 101 [2020-12-23 09:18:20,720 WARN L197 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 23 [2020-12-23 09:18:21,027 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 101 [2020-12-23 09:18:21,290 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 108 [2020-12-23 09:18:21,489 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 47 [2020-12-23 09:18:21,710 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2020-12-23 09:18:22,097 WARN L197 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 12 [2020-12-23 09:18:22,654 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2020-12-23 09:18:22,892 WARN L197 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 20 [2020-12-23 09:18:23,044 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 21 [2020-12-23 09:18:23,165 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 22 [2020-12-23 09:18:23,465 WARN L197 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 12 [2020-12-23 09:18:23,825 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2020-12-23 09:18:23,826 INFO L189 CegarLoopUtils]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-12-23 09:18:23,826 INFO L185 CegarLoopUtils]: At program point L767(lines 762 770) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,826 INFO L185 CegarLoopUtils]: At program point L767-1(lines 762 770) the Hoare annotation is: false [2020-12-23 09:18:23,826 INFO L185 CegarLoopUtils]: At program point L767-2(lines 762 770) the Hoare annotation is: false [2020-12-23 09:18:23,827 INFO L185 CegarLoopUtils]: At program point L767-3(lines 762 770) the Hoare annotation is: false [2020-12-23 09:18:23,827 INFO L185 CegarLoopUtils]: At program point L767-4(lines 762 770) the Hoare annotation is: false [2020-12-23 09:18:23,827 INFO L185 CegarLoopUtils]: At program point L767-5(lines 762 770) the Hoare annotation is: false [2020-12-23 09:18:23,827 INFO L189 CegarLoopUtils]: For program point L901(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,827 INFO L189 CegarLoopUtils]: For program point L901-2(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,827 INFO L189 CegarLoopUtils]: For program point L901-4(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,827 INFO L189 CegarLoopUtils]: For program point L901-6(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,827 INFO L189 CegarLoopUtils]: For program point L901-8(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,828 INFO L189 CegarLoopUtils]: For program point L901-10(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,828 INFO L189 CegarLoopUtils]: For program point L901-12(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,828 INFO L189 CegarLoopUtils]: For program point L901-14(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,828 INFO L189 CegarLoopUtils]: For program point L901-16(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,828 INFO L189 CegarLoopUtils]: For program point L901-18(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,828 INFO L189 CegarLoopUtils]: For program point L901-20(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,828 INFO L189 CegarLoopUtils]: For program point L175(lines 175 182) no Hoare annotation was computed. [2020-12-23 09:18:23,828 INFO L189 CegarLoopUtils]: For program point L901-22(lines 901 907) no Hoare annotation was computed. [2020-12-23 09:18:23,829 INFO L192 CegarLoopUtils]: At program point L175-1(lines 175 182) the Hoare annotation is: true [2020-12-23 09:18:23,829 INFO L189 CegarLoopUtils]: For program point L639(lines 639 650) no Hoare annotation was computed. [2020-12-23 09:18:23,829 INFO L189 CegarLoopUtils]: For program point L839(lines 839 856) no Hoare annotation was computed. [2020-12-23 09:18:23,829 INFO L189 CegarLoopUtils]: For program point L839-1(lines 839 856) no Hoare annotation was computed. [2020-12-23 09:18:23,829 INFO L189 CegarLoopUtils]: For program point L839-2(lines 839 856) no Hoare annotation was computed. [2020-12-23 09:18:23,829 INFO L189 CegarLoopUtils]: For program point L839-3(lines 839 856) no Hoare annotation was computed. [2020-12-23 09:18:23,829 INFO L189 CegarLoopUtils]: For program point L839-4(lines 839 856) no Hoare annotation was computed. [2020-12-23 09:18:23,829 INFO L189 CegarLoopUtils]: For program point L839-5(lines 839 856) no Hoare annotation was computed. [2020-12-23 09:18:23,830 INFO L189 CegarLoopUtils]: For program point L843(lines 843 851) no Hoare annotation was computed. [2020-12-23 09:18:23,830 INFO L189 CegarLoopUtils]: For program point L843-1(lines 843 851) no Hoare annotation was computed. [2020-12-23 09:18:23,830 INFO L189 CegarLoopUtils]: For program point L843-2(lines 843 851) no Hoare annotation was computed. [2020-12-23 09:18:23,830 INFO L189 CegarLoopUtils]: For program point L843-3(lines 843 851) no Hoare annotation was computed. [2020-12-23 09:18:23,830 INFO L189 CegarLoopUtils]: For program point L843-4(lines 843 851) no Hoare annotation was computed. [2020-12-23 09:18:23,830 INFO L189 CegarLoopUtils]: For program point L843-5(lines 843 851) no Hoare annotation was computed. [2020-12-23 09:18:23,830 INFO L189 CegarLoopUtils]: For program point L645(lines 645 649) no Hoare annotation was computed. [2020-12-23 09:18:23,830 INFO L189 CegarLoopUtils]: For program point L645-2(lines 781 787) no Hoare annotation was computed. [2020-12-23 09:18:23,831 INFO L185 CegarLoopUtils]: At program point L51(lines 46 53) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,831 INFO L185 CegarLoopUtils]: At program point L712(lines 707 715) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-12-23 09:18:23,831 INFO L185 CegarLoopUtils]: At program point L712-1(lines 707 715) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,831 INFO L185 CegarLoopUtils]: At program point L712-2(lines 707 715) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,832 INFO L185 CegarLoopUtils]: At program point L712-3(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,832 INFO L185 CegarLoopUtils]: At program point L712-4(lines 707 715) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5 .cse6))) [2020-12-23 09:18:23,832 INFO L185 CegarLoopUtils]: At program point L712-5(lines 707 715) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (not .cse0) .cse1 (not .cse2) (= ~pumpRunning~0 0) .cse3 .cse4 .cse5) (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5))) [2020-12-23 09:18:23,832 INFO L185 CegarLoopUtils]: At program point L712-6(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,832 INFO L185 CegarLoopUtils]: At program point L712-7(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,832 INFO L185 CegarLoopUtils]: At program point L712-8(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,833 INFO L185 CegarLoopUtils]: At program point L712-9(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,833 INFO L185 CegarLoopUtils]: At program point L712-10(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,833 INFO L185 CegarLoopUtils]: At program point L712-11(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,833 INFO L185 CegarLoopUtils]: At program point L712-12(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,833 INFO L185 CegarLoopUtils]: At program point L712-13(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,833 INFO L185 CegarLoopUtils]: At program point L712-14(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,834 INFO L185 CegarLoopUtils]: At program point L712-15(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,834 INFO L185 CegarLoopUtils]: At program point L712-16(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,834 INFO L192 CegarLoopUtils]: At program point L184(lines 165 187) the Hoare annotation is: true [2020-12-23 09:18:23,834 INFO L185 CegarLoopUtils]: At program point L712-17(lines 707 715) the Hoare annotation is: false [2020-12-23 09:18:23,834 INFO L185 CegarLoopUtils]: At program point L781(lines 780 799) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,834 INFO L189 CegarLoopUtils]: For program point L781-1(lines 781 787) no Hoare annotation was computed. [2020-12-23 09:18:23,834 INFO L185 CegarLoopUtils]: At program point L781-2(lines 780 799) the Hoare annotation is: false [2020-12-23 09:18:23,835 INFO L185 CegarLoopUtils]: At program point L781-3(lines 780 799) the Hoare annotation is: false [2020-12-23 09:18:23,835 INFO L185 CegarLoopUtils]: At program point L586(lines 1 1012) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:18:23,835 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 09:18:23,835 INFO L189 CegarLoopUtils]: For program point L984(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,835 INFO L189 CegarLoopUtils]: For program point L984-2(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,835 INFO L189 CegarLoopUtils]: For program point L984-3(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,835 INFO L189 CegarLoopUtils]: For program point L984-5(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,835 INFO L189 CegarLoopUtils]: For program point L984-6(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,836 INFO L189 CegarLoopUtils]: For program point L984-8(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,836 INFO L189 CegarLoopUtils]: For program point L984-9(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,836 INFO L189 CegarLoopUtils]: For program point L984-11(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,836 INFO L189 CegarLoopUtils]: For program point L984-12(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,836 INFO L189 CegarLoopUtils]: For program point L984-14(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,836 INFO L189 CegarLoopUtils]: For program point L984-15(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,836 INFO L189 CegarLoopUtils]: For program point L984-17(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,836 INFO L189 CegarLoopUtils]: For program point L984-18(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,836 INFO L189 CegarLoopUtils]: For program point L984-20(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,837 INFO L189 CegarLoopUtils]: For program point L984-21(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,837 INFO L189 CegarLoopUtils]: For program point L984-23(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,837 INFO L189 CegarLoopUtils]: For program point L984-24(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,837 INFO L189 CegarLoopUtils]: For program point L984-26(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,837 INFO L189 CegarLoopUtils]: For program point L984-27(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,837 INFO L189 CegarLoopUtils]: For program point L984-29(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,837 INFO L189 CegarLoopUtils]: For program point L984-30(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,837 INFO L189 CegarLoopUtils]: For program point L984-32(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,838 INFO L189 CegarLoopUtils]: For program point L984-33(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,838 INFO L189 CegarLoopUtils]: For program point L984-35(lines 984 988) no Hoare annotation was computed. [2020-12-23 09:18:23,838 INFO L185 CegarLoopUtils]: At program point L655(lines 608 656) the Hoare annotation is: false [2020-12-23 09:18:23,838 INFO L185 CegarLoopUtils]: At program point L788(lines 788 794) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 .cse3))) [2020-12-23 09:18:23,838 INFO L185 CegarLoopUtils]: At program point L788-1(lines 788 794) the Hoare annotation is: false [2020-12-23 09:18:23,838 INFO L185 CegarLoopUtils]: At program point L788-2(lines 788 794) the Hoare annotation is: false [2020-12-23 09:18:23,839 INFO L189 CegarLoopUtils]: For program point L62(lines 62 79) no Hoare annotation was computed. [2020-12-23 09:18:23,839 INFO L185 CegarLoopUtils]: At program point L62-1(lines 1 1012) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse5) (and .cse0 (not .cse6) .cse2 .cse3 .cse4 .cse5))) [2020-12-23 09:18:23,839 INFO L189 CegarLoopUtils]: For program point L62-2(lines 62 79) no Hoare annotation was computed. [2020-12-23 09:18:23,839 INFO L185 CegarLoopUtils]: At program point L62-3(lines 1 1012) the Hoare annotation is: false [2020-12-23 09:18:23,839 INFO L189 CegarLoopUtils]: For program point L62-4(lines 62 79) no Hoare annotation was computed. [2020-12-23 09:18:23,839 INFO L185 CegarLoopUtils]: At program point L62-5(lines 1 1012) the Hoare annotation is: false [2020-12-23 09:18:23,839 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 09:18:23,840 INFO L185 CegarLoopUtils]: At program point L990(lines 975 993) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,840 INFO L185 CegarLoopUtils]: At program point L990-1(lines 975 993) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,840 INFO L185 CegarLoopUtils]: At program point L990-2(lines 975 993) the Hoare annotation is: false [2020-12-23 09:18:23,840 INFO L185 CegarLoopUtils]: At program point L990-3(lines 975 993) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,840 INFO L185 CegarLoopUtils]: At program point L990-4(lines 975 993) the Hoare annotation is: false [2020-12-23 09:18:23,840 INFO L185 CegarLoopUtils]: At program point L990-5(lines 975 993) the Hoare annotation is: false [2020-12-23 09:18:23,841 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2020-12-23 09:18:23,841 INFO L185 CegarLoopUtils]: At program point L990-6(lines 975 993) the Hoare annotation is: false [2020-12-23 09:18:23,841 INFO L185 CegarLoopUtils]: At program point L990-7(lines 975 993) the Hoare annotation is: false [2020-12-23 09:18:23,841 INFO L185 CegarLoopUtils]: At program point L990-8(lines 975 993) the Hoare annotation is: false [2020-12-23 09:18:23,841 INFO L185 CegarLoopUtils]: At program point L990-9(lines 975 993) the Hoare annotation is: false [2020-12-23 09:18:23,841 INFO L185 CegarLoopUtils]: At program point L990-10(lines 975 993) the Hoare annotation is: false [2020-12-23 09:18:23,842 INFO L185 CegarLoopUtils]: At program point L990-11(lines 975 993) the Hoare annotation is: false [2020-12-23 09:18:23,842 INFO L185 CegarLoopUtils]: At program point L594(lines 589 597) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-12-23 09:18:23,842 INFO L189 CegarLoopUtils]: For program point L66(lines 66 76) no Hoare annotation was computed. [2020-12-23 09:18:23,842 INFO L189 CegarLoopUtils]: For program point L66-2(lines 66 76) no Hoare annotation was computed. [2020-12-23 09:18:23,842 INFO L189 CegarLoopUtils]: For program point L66-4(lines 66 76) no Hoare annotation was computed. [2020-12-23 09:18:23,842 INFO L189 CegarLoopUtils]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-12-23 09:18:23,842 INFO L189 CegarLoopUtils]: For program point L67-2(lines 67 73) no Hoare annotation was computed. [2020-12-23 09:18:23,842 INFO L189 CegarLoopUtils]: For program point L67-4(lines 67 73) no Hoare annotation was computed. [2020-12-23 09:18:23,843 INFO L185 CegarLoopUtils]: At program point L926(lines 919 929) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-12-23 09:18:23,843 INFO L185 CegarLoopUtils]: At program point L926-1(lines 919 929) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,843 INFO L185 CegarLoopUtils]: At program point L926-2(lines 919 929) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,843 INFO L185 CegarLoopUtils]: At program point L926-3(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,843 INFO L185 CegarLoopUtils]: At program point L926-4(lines 919 929) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5 .cse6))) [2020-12-23 09:18:23,843 INFO L185 CegarLoopUtils]: At program point L926-5(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,844 INFO L185 CegarLoopUtils]: At program point L926-6(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,844 INFO L185 CegarLoopUtils]: At program point L926-7(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,844 INFO L185 CegarLoopUtils]: At program point L926-8(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,844 INFO L185 CegarLoopUtils]: At program point L926-9(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,844 INFO L185 CegarLoopUtils]: At program point L926-10(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,844 INFO L185 CegarLoopUtils]: At program point L926-11(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,844 INFO L185 CegarLoopUtils]: At program point L926-12(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,844 INFO L185 CegarLoopUtils]: At program point L926-13(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,845 INFO L185 CegarLoopUtils]: At program point L926-14(lines 919 929) the Hoare annotation is: false [2020-12-23 09:18:23,845 INFO L189 CegarLoopUtils]: For program point L865(lines 865 882) no Hoare annotation was computed. [2020-12-23 09:18:23,845 INFO L189 CegarLoopUtils]: For program point L865-1(lines 865 882) no Hoare annotation was computed. [2020-12-23 09:18:23,845 INFO L189 CegarLoopUtils]: For program point L865-2(lines 865 882) no Hoare annotation was computed. [2020-12-23 09:18:23,845 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 559) no Hoare annotation was computed. [2020-12-23 09:18:23,845 INFO L185 CegarLoopUtils]: At program point L935(lines 930 938) the Hoare annotation is: (and (= 1 ~systemActive~0) (not (= ~methaneLevelCritical~0 0)) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,845 INFO L185 CegarLoopUtils]: At program point L935-1(lines 930 938) the Hoare annotation is: false [2020-12-23 09:18:23,845 INFO L189 CegarLoopUtils]: For program point L869(lines 869 877) no Hoare annotation was computed. [2020-12-23 09:18:23,846 INFO L185 CegarLoopUtils]: At program point L935-2(lines 930 938) the Hoare annotation is: false [2020-12-23 09:18:23,846 INFO L189 CegarLoopUtils]: For program point L869-1(lines 869 877) no Hoare annotation was computed. [2020-12-23 09:18:23,846 INFO L189 CegarLoopUtils]: For program point L869-2(lines 869 877) no Hoare annotation was computed. [2020-12-23 09:18:23,846 INFO L189 CegarLoopUtils]: For program point L1003(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,846 INFO L189 CegarLoopUtils]: For program point L1003-2(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,846 INFO L189 CegarLoopUtils]: For program point L1003-3(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,846 INFO L189 CegarLoopUtils]: For program point L1003-5(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,846 INFO L189 CegarLoopUtils]: For program point L1003-6(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,846 INFO L189 CegarLoopUtils]: For program point L1003-8(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,846 INFO L189 CegarLoopUtils]: For program point L1003-9(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,847 INFO L189 CegarLoopUtils]: For program point L1003-11(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,847 INFO L189 CegarLoopUtils]: For program point L1003-12(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,847 INFO L189 CegarLoopUtils]: For program point L1003-14(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,847 INFO L189 CegarLoopUtils]: For program point L1003-15(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,847 INFO L189 CegarLoopUtils]: For program point L1003-17(lines 1003 1007) no Hoare annotation was computed. [2020-12-23 09:18:23,847 INFO L189 CegarLoopUtils]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-12-23 09:18:23,847 INFO L189 CegarLoopUtils]: For program point L675-3(lines 675 679) no Hoare annotation was computed. [2020-12-23 09:18:23,847 INFO L189 CegarLoopUtils]: For program point L675-6(lines 675 679) no Hoare annotation was computed. [2020-12-23 09:18:23,847 INFO L185 CegarLoopUtils]: At program point L147(lines 143 149) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,848 INFO L189 CegarLoopUtils]: For program point L610(lines 609 654) no Hoare annotation was computed. [2020-12-23 09:18:23,848 INFO L189 CegarLoopUtils]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-12-23 09:18:23,848 INFO L185 CegarLoopUtils]: At program point L1009(lines 994 1012) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,848 INFO L185 CegarLoopUtils]: At program point L1009-1(lines 994 1012) the Hoare annotation is: false [2020-12-23 09:18:23,848 INFO L185 CegarLoopUtils]: At program point L1009-2(lines 994 1012) the Hoare annotation is: false [2020-12-23 09:18:23,848 INFO L185 CegarLoopUtils]: At program point L1009-3(lines 994 1012) the Hoare annotation is: false [2020-12-23 09:18:23,848 INFO L185 CegarLoopUtils]: At program point L1009-4(lines 994 1012) the Hoare annotation is: false [2020-12-23 09:18:23,848 INFO L185 CegarLoopUtils]: At program point L1009-5(lines 994 1012) the Hoare annotation is: false [2020-12-23 09:18:23,849 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 09:18:23,849 INFO L189 CegarLoopUtils]: For program point L813(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,849 INFO L189 CegarLoopUtils]: For program point L813-1(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,849 INFO L189 CegarLoopUtils]: For program point L813-2(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,849 INFO L189 CegarLoopUtils]: For program point L813-3(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,849 INFO L189 CegarLoopUtils]: For program point L813-4(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,849 INFO L189 CegarLoopUtils]: For program point L813-5(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,849 INFO L189 CegarLoopUtils]: For program point L813-6(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,849 INFO L189 CegarLoopUtils]: For program point L813-7(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L813-8(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L813-9(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L813-10(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L813-11(lines 813 830) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L817(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L817-1(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L817-2(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L817-3(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L817-4(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,850 INFO L189 CegarLoopUtils]: For program point L817-5(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,851 INFO L189 CegarLoopUtils]: For program point L619(lines 619 625) no Hoare annotation was computed. [2020-12-23 09:18:23,851 INFO L189 CegarLoopUtils]: For program point L817-6(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,851 INFO L185 CegarLoopUtils]: At program point L619-1(lines 619 625) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse5) (and .cse0 (not .cse6) .cse2 .cse3 .cse4 .cse5))) [2020-12-23 09:18:23,851 INFO L189 CegarLoopUtils]: For program point L817-7(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,851 INFO L189 CegarLoopUtils]: For program point L817-8(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,851 INFO L189 CegarLoopUtils]: For program point L817-9(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,851 INFO L189 CegarLoopUtils]: For program point L817-10(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,851 INFO L189 CegarLoopUtils]: For program point L817-11(lines 817 825) no Hoare annotation was computed. [2020-12-23 09:18:23,852 INFO L189 CegarLoopUtils]: For program point L752(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,852 INFO L189 CegarLoopUtils]: For program point L752-1(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,852 INFO L189 CegarLoopUtils]: For program point L752-2(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,852 INFO L189 CegarLoopUtils]: For program point L752-3(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,852 INFO L189 CegarLoopUtils]: For program point L752-4(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,852 INFO L189 CegarLoopUtils]: For program point L752-5(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,852 INFO L189 CegarLoopUtils]: For program point L752-6(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,852 INFO L189 CegarLoopUtils]: For program point L752-7(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,852 INFO L189 CegarLoopUtils]: For program point L752-8(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,853 INFO L189 CegarLoopUtils]: For program point L752-9(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,853 INFO L189 CegarLoopUtils]: For program point L752-10(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,853 INFO L189 CegarLoopUtils]: For program point L752-11(lines 752 758) no Hoare annotation was computed. [2020-12-23 09:18:23,853 INFO L189 CegarLoopUtils]: For program point L687(lines 687 691) no Hoare annotation was computed. [2020-12-23 09:18:23,853 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 09:18:23,853 INFO L185 CegarLoopUtils]: At program point L96-2(lines 96 110) the Hoare annotation is: false [2020-12-23 09:18:23,853 INFO L185 CegarLoopUtils]: At program point L757(lines 748 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,854 INFO L185 CegarLoopUtils]: At program point L757-1(lines 748 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,854 INFO L185 CegarLoopUtils]: At program point L757-2(lines 748 761) the Hoare annotation is: false [2020-12-23 09:18:23,854 INFO L185 CegarLoopUtils]: At program point L757-3(lines 748 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,854 INFO L185 CegarLoopUtils]: At program point L757-4(lines 748 761) the Hoare annotation is: false [2020-12-23 09:18:23,854 INFO L185 CegarLoopUtils]: At program point L757-5(lines 748 761) the Hoare annotation is: false [2020-12-23 09:18:23,854 INFO L189 CegarLoopUtils]: For program point L559(line 559) no Hoare annotation was computed. [2020-12-23 09:18:23,854 INFO L185 CegarLoopUtils]: At program point L757-6(lines 748 761) the Hoare annotation is: false [2020-12-23 09:18:23,854 INFO L185 CegarLoopUtils]: At program point L757-7(lines 748 761) the Hoare annotation is: false [2020-12-23 09:18:23,854 INFO L189 CegarLoopUtils]: For program point L559-1(line 559) no Hoare annotation was computed. [2020-12-23 09:18:23,855 INFO L185 CegarLoopUtils]: At program point L757-8(lines 748 761) the Hoare annotation is: false [2020-12-23 09:18:23,855 INFO L189 CegarLoopUtils]: For program point L559-2(line 559) no Hoare annotation was computed. [2020-12-23 09:18:23,855 INFO L185 CegarLoopUtils]: At program point L757-9(lines 748 761) the Hoare annotation is: false [2020-12-23 09:18:23,855 INFO L185 CegarLoopUtils]: At program point L757-10(lines 748 761) the Hoare annotation is: false [2020-12-23 09:18:23,855 INFO L185 CegarLoopUtils]: At program point L757-11(lines 748 761) the Hoare annotation is: false [2020-12-23 09:18:23,855 INFO L189 CegarLoopUtils]: For program point L97(line 97) no Hoare annotation was computed. [2020-12-23 09:18:23,855 INFO L189 CegarLoopUtils]: For program point L100(lines 100 104) no Hoare annotation was computed. [2020-12-23 09:18:23,855 INFO L189 CegarLoopUtils]: For program point L100-1(lines 781 787) no Hoare annotation was computed. [2020-12-23 09:18:23,855 INFO L189 CegarLoopUtils]: For program point L629(lines 629 635) no Hoare annotation was computed. [2020-12-23 09:18:23,855 INFO L185 CegarLoopUtils]: At program point L629-1(lines 629 635) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-12-23 09:18:23,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:18:23 BoogieIcfgContainer [2020-12-23 09:18:23,919 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 09:18:23,920 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 09:18:23,920 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 09:18:23,920 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 09:18:23,921 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:18:16" (3/4) ... [2020-12-23 09:18:23,925 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 09:18:23,955 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-23 09:18:23,958 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-23 09:18:23,960 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-23 09:18:23,963 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-23 09:18:23,966 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 09:18:23,969 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:18:23,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:18:24,005 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-12-23 09:18:24,005 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,005 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,006 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-23 09:18:24,006 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-23 09:18:24,007 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,007 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,008 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-23 09:18:24,009 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(methaneLevelCritical == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-23 09:18:24,010 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-23 09:18:24,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-23 09:18:24,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-12-23 09:18:24,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) [2020-12-23 09:18:24,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-12-23 09:18:24,155 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product61.cil.c-witness.graphml [2020-12-23 09:18:24,155 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 09:18:24,157 INFO L168 Benchmark]: Toolchain (without parser) took 10367.60 ms. Allocated memory was 161.5 MB in the beginning and 273.7 MB in the end (delta: 112.2 MB). Free memory was 135.2 MB in the beginning and 106.1 MB in the end (delta: 29.0 MB). Peak memory consumption was 142.5 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:24,157 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 161.5 MB. Free memory is still 135.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 09:18:24,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.06 ms. Allocated memory is still 161.5 MB. Free memory was 135.2 MB in the beginning and 112.6 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:24,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.24 ms. Allocated memory is still 161.5 MB. Free memory was 112.6 MB in the beginning and 106.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:24,158 INFO L168 Benchmark]: Boogie Preprocessor took 99.78 ms. Allocated memory is still 161.5 MB. Free memory was 106.9 MB in the beginning and 102.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:24,159 INFO L168 Benchmark]: RCFGBuilder took 1588.54 ms. Allocated memory is still 161.5 MB. Free memory was 102.7 MB in the beginning and 89.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:24,159 INFO L168 Benchmark]: TraceAbstraction took 7660.10 ms. Allocated memory was 161.5 MB in the beginning and 273.7 MB in the end (delta: 112.2 MB). Free memory was 88.9 MB in the beginning and 126.3 MB in the end (delta: -37.3 MB). Peak memory consumption was 111.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:24,160 INFO L168 Benchmark]: Witness Printer took 235.15 ms. Allocated memory is still 273.7 MB. Free memory was 126.3 MB in the beginning and 106.1 MB in the end (delta: 20.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-23 09:18:24,162 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 161.5 MB. Free memory is still 135.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 656.06 ms. Allocated memory is still 161.5 MB. Free memory was 135.2 MB in the beginning and 112.6 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 118.24 ms. Allocated memory is still 161.5 MB. Free memory was 112.6 MB in the beginning and 106.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 99.78 ms. Allocated memory is still 161.5 MB. Free memory was 106.9 MB in the beginning and 102.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1588.54 ms. Allocated memory is still 161.5 MB. Free memory was 102.7 MB in the beginning and 89.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7660.10 ms. Allocated memory was 161.5 MB in the beginning and 273.7 MB in the end (delta: 112.2 MB). Free memory was 88.9 MB in the beginning and 126.3 MB in the end (delta: -37.3 MB). Peak memory consumption was 111.1 MB. Max. memory is 8.0 GB. * Witness Printer took 235.15 ms. Allocated memory is still 273.7 MB. Free memory was 126.3 MB in the beginning and 106.1 MB in the end (delta: 20.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 559]: 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: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((((!(methaneLevelCritical == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 229 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.8s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1783 SDtfs, 2578 SDslu, 2857 SDs, 0 SdLazy, 457 SolverSat, 95 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1013 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 237 NumberOfFragments, 818 HoareAnnotationTreeSize, 91 FomulaSimplifications, 573227 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 91 FomulaSimplificationsInter, 74250 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 367 NumberOfCodeBlocks, 367 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 356 ConstructedInterpolants, 0 QuantifiedInterpolants, 24660 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...