/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_spec3_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 19:12:08,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 19:12:08,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 19:12:08,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 19:12:08,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 19:12:08,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 19:12:08,163 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 19:12:08,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 19:12:08,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 19:12:08,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 19:12:08,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 19:12:08,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 19:12:08,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 19:12:08,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 19:12:08,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 19:12:08,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 19:12:08,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 19:12:08,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 19:12:08,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 19:12:08,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 19:12:08,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 19:12:08,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 19:12:08,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 19:12:08,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 19:12:08,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 19:12:08,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 19:12:08,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 19:12:08,238 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 19:12:08,239 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 19:12:08,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 19:12:08,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 19:12:08,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 19:12:08,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 19:12:08,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 19:12:08,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 19:12:08,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 19:12:08,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 19:12:08,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 19:12:08,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 19:12:08,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 19:12:08,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 19:12:08,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 19:12:08,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 19:12:08,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 19:12:08,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 19:12:08,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 19:12:08,310 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 19:12:08,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 19:12:08,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 19:12:08,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 19:12:08,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 19:12:08,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 19:12:08,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 19:12:08,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 19:12:08,312 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 19:12:08,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 19:12:08,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 19:12:08,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 19:12:08,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 19:12:08,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 19:12:08,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 19:12:08,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 19:12:08,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 19:12:08,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 19:12:08,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 19:12:08,318 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 19:12:08,318 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 19:12:08,318 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 19:12:08,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 19:12:08,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 19:12:08,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 19:12:08,767 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 19:12:08,768 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 19:12:08,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c [2021-01-06 19:12:08,856 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/d518a78d0/e0a4b937fadf4433abae1df4247f4b5a/FLAGbd0421ff5 [2021-01-06 19:12:09,533 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 19:12:09,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product01.cil.c [2021-01-06 19:12:09,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/d518a78d0/e0a4b937fadf4433abae1df4247f4b5a/FLAGbd0421ff5 [2021-01-06 19:12:09,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/d518a78d0/e0a4b937fadf4433abae1df4247f4b5a [2021-01-06 19:12:09,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 19:12:09,865 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 19:12:09,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 19:12:09,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 19:12:09,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 19:12:09,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:12:09" (1/1) ... [2021-01-06 19:12:09,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c43bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:09, skipping insertion in model container [2021-01-06 19:12:09,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:12:09" (1/1) ... [2021-01-06 19:12:09,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 19:12:09,920 INFO L178 MainTranslator]: Built tables and reachable declarations 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[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] [2021-01-06 19:12:10,123 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_spec3_product01.cil.c[4729,4742] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] 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~4,] 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~5,] 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~7,] 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~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__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~8,] 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~9,] [2021-01-06 19:12:10,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:12:10,290 INFO L203 MainTranslator]: Completed pre-run 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[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] [2021-01-06 19:12:10,320 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_spec3_product01.cil.c[4729,4742] 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~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] 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~4,] 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~5,] 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~7,] 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~7,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__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~8,] 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~9,] [2021-01-06 19:12:10,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:12:10,409 INFO L208 MainTranslator]: Completed translation [2021-01-06 19:12:10,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10 WrapperNode [2021-01-06 19:12:10,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 19:12:10,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 19:12:10,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 19:12:10,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 19:12:10,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... [2021-01-06 19:12:10,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... [2021-01-06 19:12:10,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 19:12:10,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 19:12:10,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 19:12:10,482 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 19:12:10,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... [2021-01-06 19:12:10,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... [2021-01-06 19:12:10,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... [2021-01-06 19:12:10,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... [2021-01-06 19:12:10,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... [2021-01-06 19:12:10,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... [2021-01-06 19:12:10,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... [2021-01-06 19:12:10,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 19:12:10,525 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 19:12:10,525 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 19:12:10,525 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 19:12:10,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 19:12:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 19:12:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 19:12:10,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 19:12:10,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 19:12:11,576 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 19:12:11,577 INFO L299 CfgBuilder]: Removed 72 assume(true) statements. [2021-01-06 19:12:11,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:12:11 BoogieIcfgContainer [2021-01-06 19:12:11,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 19:12:11,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 19:12:11,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 19:12:11,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 19:12:11,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 07:12:09" (1/3) ... [2021-01-06 19:12:11,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e3ae2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:12:11, skipping insertion in model container [2021-01-06 19:12:11,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:12:10" (2/3) ... [2021-01-06 19:12:11,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e3ae2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:12:11, skipping insertion in model container [2021-01-06 19:12:11,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:12:11" (3/3) ... [2021-01-06 19:12:11,587 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product01.cil.c [2021-01-06 19:12:11,594 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 19:12:11,599 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-01-06 19:12:11,617 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-06 19:12:11,648 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 19:12:11,649 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 19:12:11,649 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 19:12:11,649 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 19:12:11,649 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 19:12:11,649 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 19:12:11,649 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 19:12:11,650 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 19:12:11,665 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2021-01-06 19:12:11,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-01-06 19:12:11,672 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:12:11,673 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:12:11,673 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:12:11,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:12:11,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1527487174, now seen corresponding path program 1 times [2021-01-06 19:12:11,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:12:11,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813009325] [2021-01-06 19:12:11,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:12:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:12:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:12:11,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813009325] [2021-01-06 19:12:11,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:12:11,979 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:12:11,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493342184] [2021-01-06 19:12:11,985 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 19:12:11,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:12:11,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 19:12:12,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 19:12:12,002 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 2 states. [2021-01-06 19:12:12,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:12:12,029 INFO L93 Difference]: Finished difference Result 120 states and 179 transitions. [2021-01-06 19:12:12,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 19:12:12,030 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-01-06 19:12:12,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:12:12,041 INFO L225 Difference]: With dead ends: 120 [2021-01-06 19:12:12,041 INFO L226 Difference]: Without dead ends: 59 [2021-01-06 19:12:12,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 19:12:12,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-01-06 19:12:12,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2021-01-06 19:12:12,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2021-01-06 19:12:12,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 81 transitions. [2021-01-06 19:12:12,087 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 81 transitions. Word has length 18 [2021-01-06 19:12:12,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:12:12,088 INFO L481 AbstractCegarLoop]: Abstraction has 59 states and 81 transitions. [2021-01-06 19:12:12,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 19:12:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2021-01-06 19:12:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-01-06 19:12:12,090 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:12:12,090 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:12:12,090 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 19:12:12,090 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:12:12,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:12:12,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1856449369, now seen corresponding path program 1 times [2021-01-06 19:12:12,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:12:12,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250391999] [2021-01-06 19:12:12,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:12:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:12:12,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:12:12,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250391999] [2021-01-06 19:12:12,250 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:12:12,250 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:12:12,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557143508] [2021-01-06 19:12:12,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:12:12,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:12:12,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:12:12,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:12:12,256 INFO L87 Difference]: Start difference. First operand 59 states and 81 transitions. Second operand 3 states. [2021-01-06 19:12:12,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:12:12,276 INFO L93 Difference]: Finished difference Result 59 states and 81 transitions. [2021-01-06 19:12:12,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:12:12,277 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-01-06 19:12:12,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:12:12,278 INFO L225 Difference]: With dead ends: 59 [2021-01-06 19:12:12,278 INFO L226 Difference]: Without dead ends: 29 [2021-01-06 19:12:12,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:12:12,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-01-06 19:12:12,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-01-06 19:12:12,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-01-06 19:12:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2021-01-06 19:12:12,286 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2021-01-06 19:12:12,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:12:12,286 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2021-01-06 19:12:12,286 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:12:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2021-01-06 19:12:12,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-01-06 19:12:12,287 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:12:12,287 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:12:12,288 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 19:12:12,288 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:12:12,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:12:12,289 INFO L82 PathProgramCache]: Analyzing trace with hash 274878546, now seen corresponding path program 1 times [2021-01-06 19:12:12,289 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:12:12,289 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937141631] [2021-01-06 19:12:12,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:12:12,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:12:12,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:12:12,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937141631] [2021-01-06 19:12:12,387 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:12:12,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:12:12,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547993336] [2021-01-06 19:12:12,388 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:12:12,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:12:12,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:12:12,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:12:12,389 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2021-01-06 19:12:12,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:12:12,511 INFO L93 Difference]: Finished difference Result 130 states and 199 transitions. [2021-01-06 19:12:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 19:12:12,535 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-01-06 19:12:12,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:12:12,537 INFO L225 Difference]: With dead ends: 130 [2021-01-06 19:12:12,537 INFO L226 Difference]: Without dead ends: 107 [2021-01-06 19:12:12,540 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 19:12:12,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-01-06 19:12:12,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 48. [2021-01-06 19:12:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2021-01-06 19:12:12,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 67 transitions. [2021-01-06 19:12:12,564 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 67 transitions. Word has length 24 [2021-01-06 19:12:12,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:12:12,565 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 67 transitions. [2021-01-06 19:12:12,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:12:12,566 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2021-01-06 19:12:12,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-01-06 19:12:12,568 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:12:12,568 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] [2021-01-06 19:12:12,569 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 19:12:12,569 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:12:12,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:12:12,570 INFO L82 PathProgramCache]: Analyzing trace with hash -2143629616, now seen corresponding path program 1 times [2021-01-06 19:12:12,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:12:12,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719190338] [2021-01-06 19:12:12,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:12:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 19:12:12,704 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 19:12:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-06 19:12:12,777 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-06 19:12:12,823 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-06 19:12:12,823 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-01-06 19:12:12,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 19:12:12,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 07:12:12 BoogieIcfgContainer [2021-01-06 19:12:12,933 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 19:12:12,934 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 19:12:12,935 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 19:12:12,935 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 19:12:12,936 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:12:11" (3/4) ... [2021-01-06 19:12:12,938 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-01-06 19:12:13,079 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec3_product01.cil.c-witness.graphml [2021-01-06 19:12:13,080 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 19:12:13,083 INFO L168 Benchmark]: Toolchain (without parser) took 3217.62 ms. Allocated memory was 176.2 MB in the beginning and 211.8 MB in the end (delta: 35.7 MB). Free memory was 150.1 MB in the beginning and 151.5 MB in the end (delta: -1.4 MB). Peak memory consumption was 34.8 MB. Max. memory is 8.0 GB. [2021-01-06 19:12:13,083 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 176.2 MB. Free memory is still 147.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 19:12:13,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.13 ms. Allocated memory is still 176.2 MB. Free memory was 149.8 MB in the beginning and 129.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-01-06 19:12:13,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.29 ms. Allocated memory is still 176.2 MB. Free memory was 129.3 MB in the beginning and 126.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 19:12:13,089 INFO L168 Benchmark]: Boogie Preprocessor took 42.59 ms. Allocated memory is still 176.2 MB. Free memory was 126.6 MB in the beginning and 124.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 19:12:13,090 INFO L168 Benchmark]: RCFGBuilder took 1054.22 ms. Allocated memory is still 176.2 MB. Free memory was 124.6 MB in the beginning and 112.1 MB in the end (delta: 12.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 8.0 GB. [2021-01-06 19:12:13,090 INFO L168 Benchmark]: TraceAbstraction took 1352.73 ms. Allocated memory was 176.2 MB in the beginning and 211.8 MB in the end (delta: 35.7 MB). Free memory was 111.5 MB in the beginning and 162.0 MB in the end (delta: -50.4 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 19:12:13,090 INFO L168 Benchmark]: Witness Printer took 146.31 ms. Allocated memory is still 211.8 MB. Free memory was 162.0 MB in the beginning and 151.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-01-06 19:12:13,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 176.2 MB. Free memory is still 147.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 542.13 ms. Allocated memory is still 176.2 MB. Free memory was 149.8 MB in the beginning and 129.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 69.29 ms. Allocated memory is still 176.2 MB. Free memory was 129.3 MB in the beginning and 126.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 42.59 ms. Allocated memory is still 176.2 MB. Free memory was 126.6 MB in the beginning and 124.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1054.22 ms. Allocated memory is still 176.2 MB. Free memory was 124.6 MB in the beginning and 112.1 MB in the end (delta: 12.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1352.73 ms. Allocated memory was 176.2 MB in the beginning and 211.8 MB in the end (delta: 35.7 MB). Free memory was 111.5 MB in the beginning and 162.0 MB in the end (delta: -50.4 MB). There was no memory consumed. Max. memory is 8.0 GB. * Witness Printer took 146.31 ms. Allocated memory is still 211.8 MB. Free memory was 162.0 MB in the beginning and 151.5 MB in the end (delta: 10.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 304]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L50] int pumpRunning = 0; [L51] int systemActive = 1; [L309] int cleanupTimeShifts = 4; [L405] int waterLevel = 1; [L406] int methaneLevelCritical = 0; [L654] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L382] int retValue_acc ; [L383] int tmp ; VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L255] int retValue_acc ; [L258] retValue_acc = 1 [L259] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L389] tmp = valid_product() [L391] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L162] int splverifierCounter ; [L163] int tmp ; [L164] int tmp___0 ; [L165] int tmp___1 ; [L166] int tmp___2 ; [L169] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L171] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L173] COND TRUE splverifierCounter < 4 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L179] tmp = __VERIFIER_nondet_int() [L181] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L423] COND TRUE waterLevel < 2 [L424] waterLevel = waterLevel + 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L189] tmp___0 = __VERIFIER_nondet_int() [L191] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L199] tmp___2 = __VERIFIER_nondet_int() [L201] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L58] COND FALSE !(\read(pumpRunning)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L65] COND TRUE \read(systemActive) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L267] int tmp ; [L268] int tmp___0 ; [L269] int tmp___1 ; [L444] int retValue_acc ; [L447] retValue_acc = methaneLevelCritical [L448] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L273] tmp = isMethaneLevelCritical() [L275] COND FALSE !(\read(tmp)) [L476] int retValue_acc ; [L479] retValue_acc = waterLevel [L480] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L279] tmp___0 = getWaterLevel() [L281] COND TRUE tmp___0 == 2 [L113] int retValue_acc ; [L116] retValue_acc = pumpRunning [L117] return (retValue_acc); VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L283] tmp___1 = isPumpRunning() [L285] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L304] reach_error() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 63 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 184 SDtfs, 169 SDslu, 148 SDs, 0 SdLazy, 35 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=63occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 59 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 2134 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 incorrect! Received shutdown request...