/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_spec1_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:15:59,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:15:59,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:15:59,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:15:59,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:15:59,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:15:59,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:15:59,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:15:59,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:15:59,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:15:59,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:15:59,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:15:59,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:15:59,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:15:59,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:15:59,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:15:59,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:15:59,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:15:59,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:15:59,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:15:59,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:15:59,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:15:59,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:15:59,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:15:59,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:15:59,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:15:59,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:15:59,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:15:59,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:15:59,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:15:59,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:15:59,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:15:59,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:15:59,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:15:59,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:15:59,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:15:59,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:15:59,345 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:15:59,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:15:59,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:15:59,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:15:59,352 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 09:15:59,411 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:15:59,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:15:59,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:15:59,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:15:59,416 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:15:59,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:15:59,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:15:59,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:15:59,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:15:59,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:15:59,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:15:59,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:15:59,419 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:15:59,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:15:59,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:15:59,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:15:59,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:15:59,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:15:59,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:15:59,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:15:59,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:15:59,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:15:59,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:15:59,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:15:59,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:15:59,422 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:15:59,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:15:59,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:15:59,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:15:59,885 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:15:59,886 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:15:59,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product11.cil.c [2020-12-23 09:15:59,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/4df6636d7/92e37536db7d470d9490bb68cc4fb8c2/FLAGee13ba539 [2020-12-23 09:16:00,690 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:16:00,691 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product11.cil.c [2020-12-23 09:16:00,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/4df6636d7/92e37536db7d470d9490bb68cc4fb8c2/FLAGee13ba539 [2020-12-23 09:16:00,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/4df6636d7/92e37536db7d470d9490bb68cc4fb8c2 [2020-12-23 09:16:00,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:16:00,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:16:00,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:16:00,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:16:00,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:16:00,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:16:00" (1/1) ... [2020-12-23 09:16:00,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34b0624e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:00, skipping insertion in model container [2020-12-23 09:16:00,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:16:00" (1/1) ... [2020-12-23 09:16:00,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:16:01,004 INFO L178 MainTranslator]: Built tables and reachable declarations 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~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] 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[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] 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,] [2020-12-23 09:16:01,370 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_spec1_product11.cil.c[5714,5727] 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[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] 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~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,] [2020-12-23 09:16:01,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:16:01,497 INFO L203 MainTranslator]: Completed pre-run 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~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] 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[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] 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,] [2020-12-23 09:16:01,602 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_spec1_product11.cil.c[5714,5727] 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[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] 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~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,] [2020-12-23 09:16:01,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:16:01,678 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:16:01,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01 WrapperNode [2020-12-23 09:16:01,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:16:01,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:16:01,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:16:01,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:16:01,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (1/1) ... [2020-12-23 09:16:01,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (1/1) ... [2020-12-23 09:16:01,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:16:01,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:16:01,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:16:01,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:16:01,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (1/1) ... [2020-12-23 09:16:01,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (1/1) ... [2020-12-23 09:16:01,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (1/1) ... [2020-12-23 09:16:01,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (1/1) ... [2020-12-23 09:16:01,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (1/1) ... [2020-12-23 09:16:01,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (1/1) ... [2020-12-23 09:16:01,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (1/1) ... [2020-12-23 09:16:01,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:16:01,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:16:01,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:16:01,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:16:01,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (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 09:16:01,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:16:01,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:16:01,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:16:01,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:16:02,838 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:16:02,838 INFO L299 CfgBuilder]: Removed 70 assume(true) statements. [2020-12-23 09:16:02,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:16:02 BoogieIcfgContainer [2020-12-23 09:16:02,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:16:02,844 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:16:02,845 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:16:02,849 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:16:02,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:16:00" (1/3) ... [2020-12-23 09:16:02,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:16:02, skipping insertion in model container [2020-12-23 09:16:02,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:16:01" (2/3) ... [2020-12-23 09:16:02,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fe255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:16:02, skipping insertion in model container [2020-12-23 09:16:02,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:16:02" (3/3) ... [2020-12-23 09:16:02,858 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product11.cil.c [2020-12-23 09:16:02,865 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:16:02,871 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-23 09:16:02,891 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 09:16:02,930 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:16:02,930 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:16:02,930 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:16:02,930 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:16:02,931 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:16:02,931 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:16:02,931 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:16:02,931 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:16:02,946 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2020-12-23 09:16:02,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-23 09:16:02,952 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:16:02,953 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:16:02,954 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:16:02,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:16:02,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1256308090, now seen corresponding path program 1 times [2020-12-23 09:16:02,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:16:02,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310514686] [2020-12-23 09:16:02,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:16:03,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:16:03,306 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 09:16:03,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310514686] [2020-12-23 09:16:03,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:16:03,308 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:16:03,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207975157] [2020-12-23 09:16:03,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 09:16:03,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:16:03,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 09:16:03,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:16:03,331 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 2 states. [2020-12-23 09:16:03,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:16:03,357 INFO L93 Difference]: Finished difference Result 112 states and 167 transitions. [2020-12-23 09:16:03,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 09:16:03,359 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-23 09:16:03,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:16:03,368 INFO L225 Difference]: With dead ends: 112 [2020-12-23 09:16:03,369 INFO L226 Difference]: Without dead ends: 55 [2020-12-23 09:16:03,372 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 09:16:03,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-12-23 09:16:03,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2020-12-23 09:16:03,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-12-23 09:16:03,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 75 transitions. [2020-12-23 09:16:03,411 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 75 transitions. Word has length 16 [2020-12-23 09:16:03,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:16:03,412 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 75 transitions. [2020-12-23 09:16:03,412 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 09:16:03,412 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 75 transitions. [2020-12-23 09:16:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-23 09:16:03,413 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:16:03,413 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:16:03,414 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:16:03,414 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:16:03,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:16:03,415 INFO L82 PathProgramCache]: Analyzing trace with hash 209551193, now seen corresponding path program 1 times [2020-12-23 09:16:03,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:16:03,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694297009] [2020-12-23 09:16:03,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:16:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:16:03,521 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 09:16:03,522 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694297009] [2020-12-23 09:16:03,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:16:03,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:16:03,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880218950] [2020-12-23 09:16:03,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:16:03,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:16:03,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:16:03,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:16:03,526 INFO L87 Difference]: Start difference. First operand 55 states and 75 transitions. Second operand 3 states. [2020-12-23 09:16:03,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:16:03,537 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2020-12-23 09:16:03,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:16:03,537 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-23 09:16:03,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:16:03,538 INFO L225 Difference]: With dead ends: 55 [2020-12-23 09:16:03,539 INFO L226 Difference]: Without dead ends: 29 [2020-12-23 09:16:03,540 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 09:16:03,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2020-12-23 09:16:03,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2020-12-23 09:16:03,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2020-12-23 09:16:03,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2020-12-23 09:16:03,546 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 17 [2020-12-23 09:16:03,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:16:03,546 INFO L481 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2020-12-23 09:16:03,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:16:03,546 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2020-12-23 09:16:03,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-23 09:16:03,547 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:16:03,547 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] [2020-12-23 09:16:03,548 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:16:03,548 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:16:03,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:16:03,549 INFO L82 PathProgramCache]: Analyzing trace with hash 474467475, now seen corresponding path program 1 times [2020-12-23 09:16:03,549 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:16:03,549 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363218345] [2020-12-23 09:16:03,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:16:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:16:03,685 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 09:16:03,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363218345] [2020-12-23 09:16:03,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:16:03,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:16:03,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340242334] [2020-12-23 09:16:03,687 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:16:03,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:16:03,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:16:03,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:16:03,692 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 3 states. [2020-12-23 09:16:03,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:16:03,723 INFO L93 Difference]: Finished difference Result 75 states and 108 transitions. [2020-12-23 09:16:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:16:03,724 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-23 09:16:03,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:16:03,728 INFO L225 Difference]: With dead ends: 75 [2020-12-23 09:16:03,728 INFO L226 Difference]: Without dead ends: 52 [2020-12-23 09:16:03,730 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:16:03,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2020-12-23 09:16:03,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 48. [2020-12-23 09:16:03,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-12-23 09:16:03,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 69 transitions. [2020-12-23 09:16:03,748 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 69 transitions. Word has length 22 [2020-12-23 09:16:03,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:16:03,749 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 69 transitions. [2020-12-23 09:16:03,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:16:03,750 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2020-12-23 09:16:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-23 09:16:03,751 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:16:03,751 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] [2020-12-23 09:16:03,753 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:16:03,753 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:16:03,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:16:03,755 INFO L82 PathProgramCache]: Analyzing trace with hash 2106923728, now seen corresponding path program 1 times [2020-12-23 09:16:03,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:16:03,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206489048] [2020-12-23 09:16:03,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:16:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:16:03,861 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 09:16:03,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206489048] [2020-12-23 09:16:03,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:16:03,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:16:03,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116662383] [2020-12-23 09:16:03,862 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:16:03,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:16:03,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:16:03,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:16:03,864 INFO L87 Difference]: Start difference. First operand 48 states and 69 transitions. Second operand 5 states. [2020-12-23 09:16:03,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:16:03,949 INFO L93 Difference]: Finished difference Result 214 states and 328 transitions. [2020-12-23 09:16:03,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 09:16:03,949 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-12-23 09:16:03,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:16:03,951 INFO L225 Difference]: With dead ends: 214 [2020-12-23 09:16:03,952 INFO L226 Difference]: Without dead ends: 172 [2020-12-23 09:16:03,953 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 09:16:03,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-12-23 09:16:03,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 84. [2020-12-23 09:16:03,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-12-23 09:16:03,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 121 transitions. [2020-12-23 09:16:03,970 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 121 transitions. Word has length 22 [2020-12-23 09:16:03,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:16:03,970 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 121 transitions. [2020-12-23 09:16:03,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:16:03,970 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2020-12-23 09:16:03,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-23 09:16:03,971 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:16:03,972 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] [2020-12-23 09:16:03,972 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:16:03,972 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:16:03,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:16:03,973 INFO L82 PathProgramCache]: Analyzing trace with hash 507351174, now seen corresponding path program 1 times [2020-12-23 09:16:03,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:16:03,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324188661] [2020-12-23 09:16:03,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:16:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:16:04,091 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 09:16:04,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324188661] [2020-12-23 09:16:04,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:16:04,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:16:04,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176772334] [2020-12-23 09:16:04,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:16:04,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:16:04,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:16:04,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:16:04,094 INFO L87 Difference]: Start difference. First operand 84 states and 121 transitions. Second operand 5 states. [2020-12-23 09:16:04,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:16:04,159 INFO L93 Difference]: Finished difference Result 268 states and 395 transitions. [2020-12-23 09:16:04,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:16:04,160 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-12-23 09:16:04,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:16:04,160 INFO L225 Difference]: With dead ends: 268 [2020-12-23 09:16:04,160 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:16:04,162 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 09:16:04,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:16:04,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:16:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:16:04,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:16:04,163 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2020-12-23 09:16:04,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:16:04,164 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:16:04,164 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:16:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:16:04,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:16:04,165 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 09:16:04,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:16:04,460 INFO L189 CegarLoopUtils]: For program point L349(lines 349 355) no Hoare annotation was computed. [2020-12-23 09:16:04,461 INFO L185 CegarLoopUtils]: At program point L349-1(lines 349 355) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:16:04,461 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 400) no Hoare annotation was computed. [2020-12-23 09:16:04,461 INFO L189 CegarLoopUtils]: For program point L498(lines 498 504) no Hoare annotation was computed. [2020-12-23 09:16:04,461 INFO L189 CegarLoopUtils]: For program point L498-2(lines 498 504) no Hoare annotation was computed. [2020-12-23 09:16:04,461 INFO L189 CegarLoopUtils]: For program point L498-4(lines 498 504) no Hoare annotation was computed. [2020-12-23 09:16:04,462 INFO L185 CegarLoopUtils]: At program point L168(lines 1 876) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:16:04,462 INFO L185 CegarLoopUtils]: At program point L449(lines 444 452) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:16:04,462 INFO L185 CegarLoopUtils]: At program point L449-1(lines 444 452) the Hoare annotation is: false [2020-12-23 09:16:04,462 INFO L185 CegarLoopUtils]: At program point L449-2(lines 444 452) the Hoare annotation is: false [2020-12-23 09:16:04,462 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 09:16:04,462 INFO L189 CegarLoopUtils]: For program point L317(lines 317 323) no Hoare annotation was computed. [2020-12-23 09:16:04,463 INFO L185 CegarLoopUtils]: At program point L317-1(lines 317 323) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:16:04,463 INFO L189 CegarLoopUtils]: For program point L400(line 400) no Hoare annotation was computed. [2020-12-23 09:16:04,467 INFO L189 CegarLoopUtils]: For program point L400-1(line 400) no Hoare annotation was computed. [2020-12-23 09:16:04,467 INFO L189 CegarLoopUtils]: For program point L400-2(line 400) no Hoare annotation was computed. [2020-12-23 09:16:04,467 INFO L185 CegarLoopUtils]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-12-23 09:16:04,468 INFO L185 CegarLoopUtils]: At program point L203(lines 203 209) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:16:04,468 INFO L185 CegarLoopUtils]: At program point L203-1(lines 203 209) the Hoare annotation is: false [2020-12-23 09:16:04,468 INFO L185 CegarLoopUtils]: At program point L203-2(lines 203 209) the Hoare annotation is: false [2020-12-23 09:16:04,468 INFO L189 CegarLoopUtils]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-23 09:16:04,468 INFO L189 CegarLoopUtils]: For program point L369(lines 369 382) no Hoare annotation was computed. [2020-12-23 09:16:04,469 INFO L185 CegarLoopUtils]: At program point L105(lines 101 107) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:16:04,469 INFO L189 CegarLoopUtils]: For program point L436(lines 436 440) no Hoare annotation was computed. [2020-12-23 09:16:04,469 INFO L185 CegarLoopUtils]: At program point L387(lines 338 388) the Hoare annotation is: false [2020-12-23 09:16:04,469 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 09:16:04,469 INFO L189 CegarLoopUtils]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-12-23 09:16:04,469 INFO L189 CegarLoopUtils]: For program point L58-1(lines 196 202) no Hoare annotation was computed. [2020-12-23 09:16:04,470 INFO L185 CegarLoopUtils]: At program point L273(lines 268 276) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:16:04,470 INFO L185 CegarLoopUtils]: At program point L273-1(lines 268 276) the Hoare annotation is: false [2020-12-23 09:16:04,470 INFO L185 CegarLoopUtils]: At program point L273-2(lines 268 276) the Hoare annotation is: false [2020-12-23 09:16:04,472 INFO L192 CegarLoopUtils]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-12-23 09:16:04,472 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 400) no Hoare annotation was computed. [2020-12-23 09:16:04,472 INFO L189 CegarLoopUtils]: For program point L340(lines 339 386) no Hoare annotation was computed. [2020-12-23 09:16:04,473 INFO L189 CegarLoopUtils]: For program point L341(lines 341 345) no Hoare annotation was computed. [2020-12-23 09:16:04,473 INFO L185 CegarLoopUtils]: At program point L176(lines 171 179) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:16:04,473 INFO L189 CegarLoopUtils]: For program point L424(lines 424 428) no Hoare annotation was computed. [2020-12-23 09:16:04,473 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 09:16:04,473 INFO L189 CegarLoopUtils]: For program point L375(lines 375 381) no Hoare annotation was computed. [2020-12-23 09:16:04,473 INFO L185 CegarLoopUtils]: At program point L375-1(lines 196 202) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:16:04,474 INFO L189 CegarLoopUtils]: For program point L359(lines 359 365) no Hoare annotation was computed. [2020-12-23 09:16:04,474 INFO L185 CegarLoopUtils]: At program point L359-1(lines 359 365) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:16:04,474 INFO L185 CegarLoopUtils]: At program point L196(lines 195 214) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:16:04,474 INFO L189 CegarLoopUtils]: For program point L196-1(lines 196 202) no Hoare annotation was computed. [2020-12-23 09:16:04,474 INFO L185 CegarLoopUtils]: At program point L196-2(lines 195 214) the Hoare annotation is: false [2020-12-23 09:16:04,474 INFO L185 CegarLoopUtils]: At program point L196-3(lines 195 214) the Hoare annotation is: false [2020-12-23 09:16:04,475 INFO L189 CegarLoopUtils]: For program point L494(lines 494 507) no Hoare annotation was computed. [2020-12-23 09:16:04,475 INFO L185 CegarLoopUtils]: At program point L494-1(lines 1 876) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:16:04,480 INFO L189 CegarLoopUtils]: For program point L494-2(lines 494 507) no Hoare annotation was computed. [2020-12-23 09:16:04,480 INFO L185 CegarLoopUtils]: At program point L494-3(lines 1 876) the Hoare annotation is: false [2020-12-23 09:16:04,480 INFO L189 CegarLoopUtils]: For program point L494-4(lines 494 507) no Hoare annotation was computed. [2020-12-23 09:16:04,481 INFO L185 CegarLoopUtils]: At program point L494-5(lines 1 876) the Hoare annotation is: false [2020-12-23 09:16:04,481 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 09:16:04,481 INFO L189 CegarLoopUtils]: For program point L412(lines 412 416) no Hoare annotation was computed. [2020-12-23 09:16:04,481 INFO L189 CegarLoopUtils]: For program point L412-3(lines 412 416) no Hoare annotation was computed. [2020-12-23 09:16:04,481 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 400) no Hoare annotation was computed. [2020-12-23 09:16:04,481 INFO L189 CegarLoopUtils]: For program point L412-6(lines 412 416) no Hoare annotation was computed. [2020-12-23 09:16:04,482 INFO L189 CegarLoopUtils]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-12-23 09:16:04,482 INFO L192 CegarLoopUtils]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-12-23 09:16:04,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:16:04 BoogieIcfgContainer [2020-12-23 09:16:04,512 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 09:16:04,513 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 09:16:04,513 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 09:16:04,513 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 09:16:04,514 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:16:02" (3/4) ... [2020-12-23 09:16:04,517 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 09:16:04,531 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-23 09:16:04,532 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-23 09:16:04,533 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-23 09:16:04,533 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-23 09:16:04,534 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 09:16:04,534 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:16:04,535 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:16:04,566 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:16:04,620 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product11.cil.c-witness.graphml [2020-12-23 09:16:04,620 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 09:16:04,622 INFO L168 Benchmark]: Toolchain (without parser) took 3725.49 ms. Allocated memory was 162.5 MB in the beginning and 195.0 MB in the end (delta: 32.5 MB). Free memory was 142.9 MB in the beginning and 147.9 MB in the end (delta: -5.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2020-12-23 09:16:04,623 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 162.5 MB. Free memory is still 133.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 09:16:04,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.72 ms. Allocated memory is still 162.5 MB. Free memory was 142.6 MB in the beginning and 138.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-12-23 09:16:04,624 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.47 ms. Allocated memory is still 162.5 MB. Free memory was 138.0 MB in the beginning and 135.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:16:04,625 INFO L168 Benchmark]: Boogie Preprocessor took 40.38 ms. Allocated memory is still 162.5 MB. Free memory was 135.2 MB in the beginning and 133.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:16:04,625 INFO L168 Benchmark]: RCFGBuilder took 1052.13 ms. Allocated memory was 162.5 MB in the beginning and 195.0 MB in the end (delta: 32.5 MB). Free memory was 133.5 MB in the beginning and 167.7 MB in the end (delta: -34.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 8.0 GB. [2020-12-23 09:16:04,626 INFO L168 Benchmark]: TraceAbstraction took 1668.16 ms. Allocated memory is still 195.0 MB. Free memory was 167.7 MB in the beginning and 153.1 MB in the end (delta: 14.5 MB). Peak memory consumption was 95.8 MB. Max. memory is 8.0 GB. [2020-12-23 09:16:04,626 INFO L168 Benchmark]: Witness Printer took 107.47 ms. Allocated memory is still 195.0 MB. Free memory was 153.1 MB in the beginning and 147.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:16:04,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 162.5 MB. Free memory is still 133.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 779.72 ms. Allocated memory is still 162.5 MB. Free memory was 142.6 MB in the beginning and 138.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 66.47 ms. Allocated memory is still 162.5 MB. Free memory was 138.0 MB in the beginning and 135.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 40.38 ms. Allocated memory is still 162.5 MB. Free memory was 135.2 MB in the beginning and 133.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1052.13 ms. Allocated memory was 162.5 MB in the beginning and 195.0 MB in the end (delta: 32.5 MB). Free memory was 133.5 MB in the beginning and 167.7 MB in the end (delta: -34.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1668.16 ms. Allocated memory is still 195.0 MB. Free memory was 167.7 MB in the beginning and 153.1 MB in the end (delta: 14.5 MB). Peak memory consumption was 95.8 MB. Max. memory is 8.0 GB. * Witness Printer took 107.47 ms. Allocated memory is still 195.0 MB. Free memory was 153.1 MB in the beginning and 147.9 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 400]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 400]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 400]: 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: 338]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 359]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 59 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 270 SDtfs, 266 SDslu, 271 SDs, 0 SdLazy, 42 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 92 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 26 LocationsWithAnnotation, 26 PreInvPairs, 112 NumberOfFragments, 110 HoareAnnotationTreeSize, 26 FomulaSimplifications, 2679 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 26 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 95 ConstructedInterpolants, 0 QuantifiedInterpolants, 4221 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...