/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_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:17:40,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:17:40,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:17:40,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:17:40,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:17:40,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:17:40,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:17:40,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:17:40,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:17:40,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:17:40,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:17:40,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:17:40,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:17:40,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:17:40,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:17:40,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:17:40,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:17:40,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:17:40,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:17:40,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:17:40,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:17:40,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:17:40,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:17:40,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:17:40,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:17:40,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:17:40,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:17:40,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:17:40,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:17:40,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:17:40,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:17:40,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:17:40,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:17:40,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:17:40,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:17:40,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:17:40,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:17:40,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:17:40,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:17:40,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:17:40,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:17:40,204 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 09:17:40,236 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:17:40,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:17:40,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:17:40,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:17:40,240 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:17:40,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:17:40,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:17:40,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:17:40,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:17:40,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:17:40,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:17:40,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:17:40,243 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:17:40,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:17:40,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:17:40,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:17:40,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:17:40,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:17:40,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:17:40,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:17:40,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:17:40,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:17:40,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:17:40,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:17:40,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:17:40,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:17:40,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:17:40,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:17:40,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:17:40,623 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:17:40,624 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:17:40,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2020-12-23 09:17:40,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e5db4afa3/a36323e31a9e4bcb8b6d7e5cce7239ec/FLAG0ee69740a [2020-12-23 09:17:41,495 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:17:41,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2020-12-23 09:17:41,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e5db4afa3/a36323e31a9e4bcb8b6d7e5cce7239ec/FLAG0ee69740a [2020-12-23 09:17:41,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e5db4afa3/a36323e31a9e4bcb8b6d7e5cce7239ec [2020-12-23 09:17:41,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:17:41,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:17:41,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:17:41,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:17:41,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:17:41,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:17:41" (1/1) ... [2020-12-23 09:17:41,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1669ef31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:41, skipping insertion in model container [2020-12-23 09:17:41,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:17:41" (1/1) ... [2020-12-23 09:17:41,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:17:41,867 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] 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[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] 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~5,] 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~6,] 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~3,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__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~4,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~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~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] 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] [2020-12-23 09:17:42,198 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_product24.cil.c[17127,17140] 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~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] [2020-12-23 09:17:42,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:17:42,220 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] 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[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] 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~5,] 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~6,] 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~3,] 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~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~__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~4,] 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~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~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~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~methAndRunningLastTime~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] 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] [2020-12-23 09:17:42,345 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_product24.cil.c[17127,17140] 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~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] [2020-12-23 09:17:42,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:17:42,420 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:17:42,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42 WrapperNode [2020-12-23 09:17:42,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:17:42,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:17:42,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:17:42,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:17:42,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... [2020-12-23 09:17:42,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... [2020-12-23 09:17:42,502 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:17:42,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:17:42,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:17:42,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:17:42,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... [2020-12-23 09:17:42,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... [2020-12-23 09:17:42,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... [2020-12-23 09:17:42,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... [2020-12-23 09:17:42,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... [2020-12-23 09:17:42,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... [2020-12-23 09:17:42,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... [2020-12-23 09:17:42,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:17:42,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:17:42,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:17:42,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:17:42,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:17:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:17:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:17:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:17:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:17:43,644 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:17:43,644 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2020-12-23 09:17:43,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:17:43 BoogieIcfgContainer [2020-12-23 09:17:43,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:17:43,648 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:17:43,649 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:17:43,652 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:17:43,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:17:41" (1/3) ... [2020-12-23 09:17:43,653 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e58e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:17:43, skipping insertion in model container [2020-12-23 09:17:43,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:17:42" (2/3) ... [2020-12-23 09:17:43,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e58e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:17:43, skipping insertion in model container [2020-12-23 09:17:43,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:17:43" (3/3) ... [2020-12-23 09:17:43,657 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product24.cil.c [2020-12-23 09:17:43,663 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:17:43,669 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-23 09:17:43,688 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 09:17:43,715 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:17:43,716 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:17:43,716 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:17:43,716 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:17:43,716 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:17:43,717 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:17:43,717 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:17:43,717 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:17:43,736 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2020-12-23 09:17:43,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-23 09:17:43,743 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:43,744 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:17:43,744 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:43,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:43,751 INFO L82 PathProgramCache]: Analyzing trace with hash 936723076, now seen corresponding path program 1 times [2020-12-23 09:17:43,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:43,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997438408] [2020-12-23 09:17:43,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:17:44,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997438408] [2020-12-23 09:17:44,138 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:44,138 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:17:44,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350473455] [2020-12-23 09:17:44,144 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 09:17:44,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:44,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 09:17:44,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:17:44,165 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2020-12-23 09:17:44,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:44,200 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2020-12-23 09:17:44,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 09:17:44,202 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-12-23 09:17:44,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:44,217 INFO L225 Difference]: With dead ends: 215 [2020-12-23 09:17:44,217 INFO L226 Difference]: Without dead ends: 107 [2020-12-23 09:17:44,227 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:17:44,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-12-23 09:17:44,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2020-12-23 09:17:44,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-12-23 09:17:44,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2020-12-23 09:17:44,293 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2020-12-23 09:17:44,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:44,294 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2020-12-23 09:17:44,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 09:17:44,294 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2020-12-23 09:17:44,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-23 09:17:44,296 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:44,296 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:17:44,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:17:44,297 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:44,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:44,298 INFO L82 PathProgramCache]: Analyzing trace with hash 717887107, now seen corresponding path program 1 times [2020-12-23 09:17:44,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:44,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079945029] [2020-12-23 09:17:44,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:44,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:17:44,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079945029] [2020-12-23 09:17:44,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:44,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:17:44,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638132735] [2020-12-23 09:17:44,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:17:44,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:44,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:17:44,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:17:44,442 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand 3 states. [2020-12-23 09:17:44,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:44,456 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2020-12-23 09:17:44,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:17:44,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-23 09:17:44,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:44,458 INFO L225 Difference]: With dead ends: 107 [2020-12-23 09:17:44,458 INFO L226 Difference]: Without dead ends: 47 [2020-12-23 09:17:44,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:17:44,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2020-12-23 09:17:44,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2020-12-23 09:17:44,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-12-23 09:17:44,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2020-12-23 09:17:44,467 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2020-12-23 09:17:44,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:44,468 INFO L481 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2020-12-23 09:17:44,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:17:44,468 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2020-12-23 09:17:44,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 09:17:44,469 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:44,469 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:17:44,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:17:44,470 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:44,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:44,471 INFO L82 PathProgramCache]: Analyzing trace with hash 2097278400, now seen corresponding path program 1 times [2020-12-23 09:17:44,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:44,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452739118] [2020-12-23 09:17:44,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:44,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:17:44,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452739118] [2020-12-23 09:17:44,615 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:44,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:17:44,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415785974] [2020-12-23 09:17:44,618 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:17:44,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:44,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:17:44,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:17:44,620 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand 3 states. [2020-12-23 09:17:44,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:44,667 INFO L93 Difference]: Finished difference Result 127 states and 187 transitions. [2020-12-23 09:17:44,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:17:44,668 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2020-12-23 09:17:44,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:44,669 INFO L225 Difference]: With dead ends: 127 [2020-12-23 09:17:44,670 INFO L226 Difference]: Without dead ends: 87 [2020-12-23 09:17:44,670 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:17:44,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-12-23 09:17:44,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 83. [2020-12-23 09:17:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-12-23 09:17:44,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 122 transitions. [2020-12-23 09:17:44,684 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 122 transitions. Word has length 24 [2020-12-23 09:17:44,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:44,685 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 122 transitions. [2020-12-23 09:17:44,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:17:44,685 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 122 transitions. [2020-12-23 09:17:44,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-23 09:17:44,687 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:44,687 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:17:44,687 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:17:44,688 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:44,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:44,688 INFO L82 PathProgramCache]: Analyzing trace with hash 36896594, now seen corresponding path program 1 times [2020-12-23 09:17:44,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:44,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362805760] [2020-12-23 09:17:44,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:44,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:17:44,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362805760] [2020-12-23 09:17:44,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:44,766 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:17:44,766 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682743143] [2020-12-23 09:17:44,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:17:44,767 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:44,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:17:44,768 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:17:44,768 INFO L87 Difference]: Start difference. First operand 83 states and 122 transitions. Second operand 5 states. [2020-12-23 09:17:44,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:44,888 INFO L93 Difference]: Finished difference Result 409 states and 623 transitions. [2020-12-23 09:17:44,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 09:17:44,889 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-12-23 09:17:44,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:44,893 INFO L225 Difference]: With dead ends: 409 [2020-12-23 09:17:44,893 INFO L226 Difference]: Without dead ends: 333 [2020-12-23 09:17:44,894 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:17:44,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2020-12-23 09:17:44,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 151. [2020-12-23 09:17:44,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-12-23 09:17:44,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 222 transitions. [2020-12-23 09:17:44,928 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 222 transitions. Word has length 26 [2020-12-23 09:17:44,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:44,928 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 222 transitions. [2020-12-23 09:17:44,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:17:44,929 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 222 transitions. [2020-12-23 09:17:44,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-23 09:17:44,930 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:17:44,931 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 09:17:44,931 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:17:44,932 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:17:44,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:17:44,933 INFO L82 PathProgramCache]: Analyzing trace with hash -979197478, now seen corresponding path program 1 times [2020-12-23 09:17:44,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:17:44,935 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110408974] [2020-12-23 09:17:44,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:17:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:17:45,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 09:17:45,050 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110408974] [2020-12-23 09:17:45,050 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:17:45,050 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:17:45,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782386119] [2020-12-23 09:17:45,051 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:17:45,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:17:45,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:17:45,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:17:45,054 INFO L87 Difference]: Start difference. First operand 151 states and 222 transitions. Second operand 5 states. [2020-12-23 09:17:45,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:17:45,131 INFO L93 Difference]: Finished difference Result 359 states and 544 transitions. [2020-12-23 09:17:45,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:17:45,132 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-12-23 09:17:45,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:17:45,133 INFO L225 Difference]: With dead ends: 359 [2020-12-23 09:17:45,133 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:17:45,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 09:17:45,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:17:45,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:17:45,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:17:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:17:45,136 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2020-12-23 09:17:45,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:17:45,136 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:17:45,137 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:17:45,137 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:17:45,137 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:17:45,137 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:17:45,139 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:17:45,352 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2020-12-23 09:17:45,352 INFO L189 CegarLoopUtils]: For program point L235(lines 235 241) no Hoare annotation was computed. [2020-12-23 09:17:45,353 INFO L185 CegarLoopUtils]: At program point L235-1(lines 235 241) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:17:45,353 INFO L189 CegarLoopUtils]: For program point L269(lines 268 317) no Hoare annotation was computed. [2020-12-23 09:17:45,353 INFO L185 CegarLoopUtils]: At program point L963(lines 958 966) the Hoare annotation is: false [2020-12-23 09:17:45,353 INFO L185 CegarLoopUtils]: At program point L963-1(lines 958 966) the Hoare annotation is: false [2020-12-23 09:17:45,354 INFO L189 CegarLoopUtils]: For program point L897(lines 897 901) no Hoare annotation was computed. [2020-12-23 09:17:45,354 INFO L185 CegarLoopUtils]: At program point L963-2(lines 958 966) the Hoare annotation is: false [2020-12-23 09:17:45,354 INFO L185 CegarLoopUtils]: At program point L963-3(lines 958 966) the Hoare annotation is: false [2020-12-23 09:17:45,355 INFO L185 CegarLoopUtils]: At program point L963-4(lines 958 966) the Hoare annotation is: false [2020-12-23 09:17:45,355 INFO L185 CegarLoopUtils]: At program point L963-5(lines 958 966) the Hoare annotation is: false [2020-12-23 09:17:45,355 INFO L189 CegarLoopUtils]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-12-23 09:17:45,355 INFO L185 CegarLoopUtils]: At program point L172(lines 167 175) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:17:45,356 INFO L185 CegarLoopUtils]: At program point L172-1(lines 167 175) the Hoare annotation is: false [2020-12-23 09:17:45,356 INFO L185 CegarLoopUtils]: At program point L172-2(lines 167 175) the Hoare annotation is: false [2020-12-23 09:17:45,357 INFO L189 CegarLoopUtils]: For program point L306(lines 306 312) no Hoare annotation was computed. [2020-12-23 09:17:45,357 INFO L185 CegarLoopUtils]: At program point L306-1(lines 61 67) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:17:45,357 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2020-12-23 09:17:45,357 INFO L185 CegarLoopUtils]: At program point L836(lines 831 838) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:17:45,358 INFO L189 CegarLoopUtils]: For program point L278(lines 278 284) no Hoare annotation was computed. [2020-12-23 09:17:45,358 INFO L185 CegarLoopUtils]: At program point L278-1(lines 278 284) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:17:45,358 INFO L189 CegarLoopUtils]: For program point L873(line 873) no Hoare annotation was computed. [2020-12-23 09:17:45,358 INFO L189 CegarLoopUtils]: For program point L873-1(line 873) no Hoare annotation was computed. [2020-12-23 09:17:45,358 INFO L189 CegarLoopUtils]: For program point L873-2(line 873) no Hoare annotation was computed. [2020-12-23 09:17:45,358 INFO L185 CegarLoopUtils]: At program point L742-2(lines 742 756) the Hoare annotation is: false [2020-12-23 09:17:45,359 INFO L189 CegarLoopUtils]: For program point L743(line 743) no Hoare annotation was computed. [2020-12-23 09:17:45,359 INFO L189 CegarLoopUtils]: For program point L909(lines 909 913) no Hoare annotation was computed. [2020-12-23 09:17:45,359 INFO L189 CegarLoopUtils]: For program point L746(lines 746 750) no Hoare annotation was computed. [2020-12-23 09:17:45,359 INFO L189 CegarLoopUtils]: For program point L746-1(lines 61 67) no Hoare annotation was computed. [2020-12-23 09:17:45,359 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 09:17:45,359 INFO L189 CegarLoopUtils]: For program point L119(lines 119 136) no Hoare annotation was computed. [2020-12-23 09:17:45,360 INFO L189 CegarLoopUtils]: For program point L119-1(lines 119 136) no Hoare annotation was computed. [2020-12-23 09:17:45,360 INFO L189 CegarLoopUtils]: For program point L119-2(lines 119 136) no Hoare annotation was computed. [2020-12-23 09:17:45,361 INFO L185 CegarLoopUtils]: At program point L318(lines 267 319) the Hoare annotation is: false [2020-12-23 09:17:45,361 INFO L189 CegarLoopUtils]: For program point L847(lines 847 864) no Hoare annotation was computed. [2020-12-23 09:17:45,362 INFO L185 CegarLoopUtils]: At program point L847-1(lines 1 966) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:17:45,362 INFO L189 CegarLoopUtils]: For program point L847-2(lines 847 864) no Hoare annotation was computed. [2020-12-23 09:17:45,362 INFO L185 CegarLoopUtils]: At program point L847-3(lines 1 966) the Hoare annotation is: false [2020-12-23 09:17:45,362 INFO L189 CegarLoopUtils]: For program point L847-4(lines 847 864) no Hoare annotation was computed. [2020-12-23 09:17:45,363 INFO L185 CegarLoopUtils]: At program point L847-5(lines 1 966) the Hoare annotation is: false [2020-12-23 09:17:45,363 INFO L189 CegarLoopUtils]: For program point L815(lines 815 822) no Hoare annotation was computed. [2020-12-23 09:17:45,365 INFO L192 CegarLoopUtils]: At program point L815-1(lines 815 822) the Hoare annotation is: true [2020-12-23 09:17:45,369 INFO L189 CegarLoopUtils]: For program point L221(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,369 INFO L189 CegarLoopUtils]: For program point L221-2(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,369 INFO L189 CegarLoopUtils]: For program point L221-3(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,369 INFO L189 CegarLoopUtils]: For program point L221-5(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,369 INFO L189 CegarLoopUtils]: For program point L221-6(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,370 INFO L189 CegarLoopUtils]: For program point L221-8(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,370 INFO L189 CegarLoopUtils]: For program point L221-9(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,370 INFO L189 CegarLoopUtils]: For program point L221-11(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,370 INFO L189 CegarLoopUtils]: For program point L221-12(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,370 INFO L189 CegarLoopUtils]: For program point L221-14(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,370 INFO L189 CegarLoopUtils]: For program point L221-15(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,371 INFO L189 CegarLoopUtils]: For program point L221-17(lines 221 225) no Hoare annotation was computed. [2020-12-23 09:17:45,371 INFO L189 CegarLoopUtils]: For program point L288(lines 288 294) no Hoare annotation was computed. [2020-12-23 09:17:45,371 INFO L185 CegarLoopUtils]: At program point L288-1(lines 288 294) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:17:45,371 INFO L189 CegarLoopUtils]: For program point L123(lines 123 131) no Hoare annotation was computed. [2020-12-23 09:17:45,371 INFO L189 CegarLoopUtils]: For program point L123-1(lines 123 131) no Hoare annotation was computed. [2020-12-23 09:17:45,371 INFO L189 CegarLoopUtils]: For program point L123-2(lines 123 131) no Hoare annotation was computed. [2020-12-23 09:17:45,372 INFO L185 CegarLoopUtils]: At program point L718(lines 1 966) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:17:45,372 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 09:17:45,372 INFO L189 CegarLoopUtils]: For program point L851(lines 851 861) no Hoare annotation was computed. [2020-12-23 09:17:45,372 INFO L189 CegarLoopUtils]: For program point L851-2(lines 851 861) no Hoare annotation was computed. [2020-12-23 09:17:45,372 INFO L189 CegarLoopUtils]: For program point L851-4(lines 851 861) no Hoare annotation was computed. [2020-12-23 09:17:45,372 INFO L189 CegarLoopUtils]: For program point L885(lines 885 889) no Hoare annotation was computed. [2020-12-23 09:17:45,372 INFO L189 CegarLoopUtils]: For program point L852(lines 852 858) no Hoare annotation was computed. [2020-12-23 09:17:45,373 INFO L189 CegarLoopUtils]: For program point L885-3(lines 885 889) no Hoare annotation was computed. [2020-12-23 09:17:45,373 INFO L189 CegarLoopUtils]: For program point L852-2(lines 852 858) no Hoare annotation was computed. [2020-12-23 09:17:45,373 INFO L189 CegarLoopUtils]: For program point L852-4(lines 852 858) no Hoare annotation was computed. [2020-12-23 09:17:45,373 INFO L189 CegarLoopUtils]: For program point L885-6(lines 885 889) no Hoare annotation was computed. [2020-12-23 09:17:45,373 INFO L189 CegarLoopUtils]: For program point L93(lines 93 110) no Hoare annotation was computed. [2020-12-23 09:17:45,373 INFO L189 CegarLoopUtils]: For program point L93-1(lines 93 110) no Hoare annotation was computed. [2020-12-23 09:17:45,373 INFO L189 CegarLoopUtils]: For program point L93-2(lines 93 110) no Hoare annotation was computed. [2020-12-23 09:17:45,374 INFO L189 CegarLoopUtils]: For program point L93-3(lines 93 110) no Hoare annotation was computed. [2020-12-23 09:17:45,374 INFO L189 CegarLoopUtils]: For program point L93-4(lines 93 110) no Hoare annotation was computed. [2020-12-23 09:17:45,374 INFO L189 CegarLoopUtils]: For program point L93-5(lines 93 110) no Hoare annotation was computed. [2020-12-23 09:17:45,375 INFO L185 CegarLoopUtils]: At program point L61(lines 60 79) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:17:45,376 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 09:17:45,376 INFO L189 CegarLoopUtils]: For program point L61-1(lines 61 67) no Hoare annotation was computed. [2020-12-23 09:17:45,376 INFO L185 CegarLoopUtils]: At program point L61-2(lines 60 79) the Hoare annotation is: false [2020-12-23 09:17:45,376 INFO L185 CegarLoopUtils]: At program point L61-3(lines 60 79) the Hoare annotation is: false [2020-12-23 09:17:45,376 INFO L185 CegarLoopUtils]: At program point L227(lines 212 230) the Hoare annotation is: false [2020-12-23 09:17:45,376 INFO L185 CegarLoopUtils]: At program point L227-1(lines 212 230) the Hoare annotation is: false [2020-12-23 09:17:45,376 INFO L185 CegarLoopUtils]: At program point L227-2(lines 212 230) the Hoare annotation is: false [2020-12-23 09:17:45,377 INFO L185 CegarLoopUtils]: At program point L227-3(lines 212 230) the Hoare annotation is: false [2020-12-23 09:17:45,377 INFO L185 CegarLoopUtils]: At program point L227-4(lines 212 230) the Hoare annotation is: false [2020-12-23 09:17:45,377 INFO L185 CegarLoopUtils]: At program point L227-5(lines 212 230) the Hoare annotation is: false [2020-12-23 09:17:45,377 INFO L185 CegarLoopUtils]: At program point L922(lines 917 925) the Hoare annotation is: false [2020-12-23 09:17:45,378 INFO L185 CegarLoopUtils]: At program point L922-1(lines 917 925) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:17:45,378 INFO L185 CegarLoopUtils]: At program point L922-2(lines 917 925) the Hoare annotation is: false [2020-12-23 09:17:45,378 INFO L185 CegarLoopUtils]: At program point L922-3(lines 917 925) the Hoare annotation is: false [2020-12-23 09:17:45,379 INFO L185 CegarLoopUtils]: At program point L790(lines 786 792) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:17:45,379 INFO L185 CegarLoopUtils]: At program point L922-4(lines 917 925) the Hoare annotation is: false [2020-12-23 09:17:45,379 INFO L185 CegarLoopUtils]: At program point L922-5(lines 917 925) the Hoare annotation is: false [2020-12-23 09:17:45,379 INFO L185 CegarLoopUtils]: At program point L163(lines 156 166) the Hoare annotation is: false [2020-12-23 09:17:45,379 INFO L185 CegarLoopUtils]: At program point L163-1(lines 156 166) the Hoare annotation is: false [2020-12-23 09:17:45,379 INFO L189 CegarLoopUtils]: For program point L97(lines 97 105) no Hoare annotation was computed. [2020-12-23 09:17:45,379 INFO L185 CegarLoopUtils]: At program point L163-2(lines 156 166) the Hoare annotation is: false [2020-12-23 09:17:45,380 INFO L189 CegarLoopUtils]: For program point L97-1(lines 97 105) no Hoare annotation was computed. [2020-12-23 09:17:45,380 INFO L189 CegarLoopUtils]: For program point L97-2(lines 97 105) no Hoare annotation was computed. [2020-12-23 09:17:45,380 INFO L189 CegarLoopUtils]: For program point L97-3(lines 97 105) no Hoare annotation was computed. [2020-12-23 09:17:45,380 INFO L189 CegarLoopUtils]: For program point L97-4(lines 97 105) no Hoare annotation was computed. [2020-12-23 09:17:45,380 INFO L189 CegarLoopUtils]: For program point L97-5(lines 97 105) no Hoare annotation was computed. [2020-12-23 09:17:45,380 INFO L192 CegarLoopUtils]: At program point L824(lines 805 827) the Hoare annotation is: true [2020-12-23 09:17:45,380 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 09:17:45,381 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 873) no Hoare annotation was computed. [2020-12-23 09:17:45,381 INFO L185 CegarLoopUtils]: At program point L726(lines 721 729) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:17:45,382 INFO L189 CegarLoopUtils]: For program point L298(lines 298 313) no Hoare annotation was computed. [2020-12-23 09:17:45,382 INFO L185 CegarLoopUtils]: At program point L68(lines 68 74) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:17:45,382 INFO L185 CegarLoopUtils]: At program point L68-1(lines 68 74) the Hoare annotation is: false [2020-12-23 09:17:45,382 INFO L185 CegarLoopUtils]: At program point L68-2(lines 68 74) the Hoare annotation is: false [2020-12-23 09:17:45,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:17:45 BoogieIcfgContainer [2020-12-23 09:17:45,422 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 09:17:45,422 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 09:17:45,423 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 09:17:45,423 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 09:17:45,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:17:43" (3/4) ... [2020-12-23 09:17:45,427 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 09:17:45,458 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-23 09:17:45,459 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-23 09:17:45,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-23 09:17:45,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-23 09:17:45,463 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 09:17:45,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:17:45,465 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:17:45,508 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:17:45,608 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec2_product24.cil.c-witness.graphml [2020-12-23 09:17:45,608 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 09:17:45,611 INFO L168 Benchmark]: Toolchain (without parser) took 3808.05 ms. Allocated memory was 159.4 MB in the beginning and 198.2 MB in the end (delta: 38.8 MB). Free memory was 133.0 MB in the beginning and 158.2 MB in the end (delta: -25.2 MB). Peak memory consumption was 15.0 MB. Max. memory is 8.0 GB. [2020-12-23 09:17:45,611 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 159.4 MB. Free memory is still 130.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 09:17:45,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.09 ms. Allocated memory is still 159.4 MB. Free memory was 132.8 MB in the beginning and 111.1 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-12-23 09:17:45,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.73 ms. Allocated memory is still 159.4 MB. Free memory was 110.9 MB in the beginning and 107.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:17:45,612 INFO L168 Benchmark]: Boogie Preprocessor took 102.05 ms. Allocated memory is still 159.4 MB. Free memory was 107.4 MB in the beginning and 140.7 MB in the end (delta: -33.3 MB). Peak memory consumption was 4.7 MB. Max. memory is 8.0 GB. [2020-12-23 09:17:45,613 INFO L168 Benchmark]: RCFGBuilder took 1037.82 ms. Allocated memory is still 159.4 MB. Free memory was 140.7 MB in the beginning and 78.8 MB in the end (delta: 61.9 MB). Peak memory consumption was 60.8 MB. Max. memory is 8.0 GB. [2020-12-23 09:17:45,613 INFO L168 Benchmark]: TraceAbstraction took 1773.45 ms. Allocated memory was 159.4 MB in the beginning and 198.2 MB in the end (delta: 38.8 MB). Free memory was 78.3 MB in the beginning and 167.6 MB in the end (delta: -89.3 MB). Peak memory consumption was 49.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:17:45,614 INFO L168 Benchmark]: Witness Printer took 186.02 ms. Allocated memory is still 198.2 MB. Free memory was 167.6 MB in the beginning and 158.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-12-23 09:17:45,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 159.4 MB. Free memory is still 130.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 617.09 ms. Allocated memory is still 159.4 MB. Free memory was 132.8 MB in the beginning and 111.1 MB in the end (delta: 21.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 80.73 ms. Allocated memory is still 159.4 MB. Free memory was 110.9 MB in the beginning and 107.4 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 102.05 ms. Allocated memory is still 159.4 MB. Free memory was 107.4 MB in the beginning and 140.7 MB in the end (delta: -33.3 MB). Peak memory consumption was 4.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1037.82 ms. Allocated memory is still 159.4 MB. Free memory was 140.7 MB in the beginning and 78.8 MB in the end (delta: 61.9 MB). Peak memory consumption was 60.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1773.45 ms. Allocated memory was 159.4 MB in the beginning and 198.2 MB in the end (delta: 38.8 MB). Free memory was 78.3 MB in the beginning and 167.6 MB in the end (delta: -89.3 MB). Peak memory consumption was 49.1 MB. Max. memory is 8.0 GB. * Witness Printer took 186.02 ms. Allocated memory is still 198.2 MB. Free memory was 167.6 MB in the beginning and 158.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 873]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 873]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 873]: 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: 742]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 958]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 451 SDtfs, 425 SDslu, 453 SDs, 0 SdLazy, 70 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 186 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 138 HoareAnnotationTreeSize, 45 FomulaSimplifications, 2748 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 4905 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...