/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_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 09:15:22,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 09:15:22,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 09:15:22,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 09:15:22,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 09:15:22,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 09:15:22,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 09:15:22,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 09:15:22,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 09:15:22,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 09:15:22,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 09:15:22,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 09:15:22,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 09:15:22,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 09:15:22,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 09:15:22,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 09:15:22,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 09:15:22,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 09:15:22,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 09:15:22,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 09:15:22,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 09:15:22,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 09:15:22,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 09:15:22,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 09:15:22,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 09:15:22,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 09:15:22,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 09:15:22,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 09:15:22,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 09:15:22,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 09:15:22,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 09:15:22,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 09:15:22,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 09:15:22,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 09:15:22,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 09:15:22,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 09:15:22,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 09:15:22,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 09:15:22,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 09:15:22,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 09:15:22,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 09:15:22,895 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 09:15:22,950 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 09:15:22,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 09:15:22,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 09:15:22,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 09:15:22,955 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 09:15:22,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 09:15:22,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 09:15:22,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 09:15:22,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 09:15:22,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 09:15:22,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 09:15:22,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 09:15:22,959 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 09:15:22,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 09:15:22,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 09:15:22,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 09:15:22,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 09:15:22,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 09:15:22,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 09:15:22,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 09:15:22,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 09:15:22,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 09:15:22,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 09:15:22,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 09:15:22,962 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 09:15:22,962 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 09:15:23,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 09:15:23,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 09:15:23,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 09:15:23,387 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 09:15:23,387 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 09:15:23,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c [2020-12-23 09:15:23,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2042204b2/d2217ec175fc49a99abbe97f2a4bcc9c/FLAGee60d1463 [2020-12-23 09:15:24,089 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 09:15:24,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c [2020-12-23 09:15:24,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2042204b2/d2217ec175fc49a99abbe97f2a4bcc9c/FLAGee60d1463 [2020-12-23 09:15:24,407 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2042204b2/d2217ec175fc49a99abbe97f2a4bcc9c [2020-12-23 09:15:24,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 09:15:24,412 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 09:15:24,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 09:15:24,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 09:15:24,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 09:15:24,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:15:24" (1/1) ... [2020-12-23 09:15:24,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@647317c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:24, skipping insertion in model container [2020-12-23 09:15:24,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 09:15:24" (1/1) ... [2020-12-23 09:15:24,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 09:15:24,487 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[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] 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[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] 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[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] 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[~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,] [2020-12-23 09:15:24,785 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_product02.cil.c[6849,6862] 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,] [2020-12-23 09:15:24,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:15:24,891 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[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] 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[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] 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[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] 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[~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,] [2020-12-23 09:15:24,937 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_product02.cil.c[6849,6862] 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,] [2020-12-23 09:15:25,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 09:15:25,071 INFO L208 MainTranslator]: Completed translation [2020-12-23 09:15:25,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25 WrapperNode [2020-12-23 09:15:25,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 09:15:25,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 09:15:25,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 09:15:25,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 09:15:25,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (1/1) ... [2020-12-23 09:15:25,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (1/1) ... [2020-12-23 09:15:25,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 09:15:25,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 09:15:25,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 09:15:25,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 09:15:25,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (1/1) ... [2020-12-23 09:15:25,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (1/1) ... [2020-12-23 09:15:25,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (1/1) ... [2020-12-23 09:15:25,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (1/1) ... [2020-12-23 09:15:25,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (1/1) ... [2020-12-23 09:15:25,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (1/1) ... [2020-12-23 09:15:25,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (1/1) ... [2020-12-23 09:15:25,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 09:15:25,270 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 09:15:25,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 09:15:25,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 09:15:25,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (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 09:15:25,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 09:15:25,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 09:15:25,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 09:15:25,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 09:15:26,363 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 09:15:26,364 INFO L299 CfgBuilder]: Removed 68 assume(true) statements. [2020-12-23 09:15:26,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:15:26 BoogieIcfgContainer [2020-12-23 09:15:26,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 09:15:26,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 09:15:26,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 09:15:26,372 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 09:15:26,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 09:15:24" (1/3) ... [2020-12-23 09:15:26,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34820824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:15:26, skipping insertion in model container [2020-12-23 09:15:26,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 09:15:25" (2/3) ... [2020-12-23 09:15:26,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34820824 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 09:15:26, skipping insertion in model container [2020-12-23 09:15:26,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:15:26" (3/3) ... [2020-12-23 09:15:26,376 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product02.cil.c [2020-12-23 09:15:26,383 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 09:15:26,389 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-23 09:15:26,409 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-12-23 09:15:26,442 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 09:15:26,443 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 09:15:26,443 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 09:15:26,443 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 09:15:26,443 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 09:15:26,443 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 09:15:26,444 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 09:15:26,444 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 09:15:26,462 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2020-12-23 09:15:26,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-23 09:15:26,469 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:15:26,470 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 09:15:26,471 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:15:26,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:15:26,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1537784819, now seen corresponding path program 1 times [2020-12-23 09:15:26,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:15:26,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26844107] [2020-12-23 09:15:26,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:15:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:15:26,807 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 09:15:26,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26844107] [2020-12-23 09:15:26,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:15:26,810 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 09:15:26,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871716846] [2020-12-23 09:15:26,816 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-23 09:15:26,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:15:26,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-23 09:15:26,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-23 09:15:26,836 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2020-12-23 09:15:26,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:15:26,860 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2020-12-23 09:15:26,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-23 09:15:26,862 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-12-23 09:15:26,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:15:26,873 INFO L225 Difference]: With dead ends: 108 [2020-12-23 09:15:26,874 INFO L226 Difference]: Without dead ends: 53 [2020-12-23 09:15:26,878 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 09:15:26,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-12-23 09:15:26,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-12-23 09:15:26,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-12-23 09:15:26,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2020-12-23 09:15:26,925 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2020-12-23 09:15:26,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:15:26,926 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2020-12-23 09:15:26,926 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-23 09:15:26,926 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2020-12-23 09:15:26,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-23 09:15:26,927 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:15:26,928 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 09:15:26,928 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 09:15:26,928 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:15:26,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:15:26,930 INFO L82 PathProgramCache]: Analyzing trace with hash 1979941713, now seen corresponding path program 1 times [2020-12-23 09:15:26,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:15:26,930 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174119572] [2020-12-23 09:15:26,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:15:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:15:27,077 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 09:15:27,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174119572] [2020-12-23 09:15:27,078 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:15:27,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 09:15:27,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920330572] [2020-12-23 09:15:27,080 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 09:15:27,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:15:27,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 09:15:27,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 09:15:27,082 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2020-12-23 09:15:27,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:15:27,094 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2020-12-23 09:15:27,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 09:15:27,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-12-23 09:15:27,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:15:27,096 INFO L225 Difference]: With dead ends: 53 [2020-12-23 09:15:27,097 INFO L226 Difference]: Without dead ends: 27 [2020-12-23 09:15:27,098 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 09:15:27,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-12-23 09:15:27,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-12-23 09:15:27,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-12-23 09:15:27,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2020-12-23 09:15:27,104 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2020-12-23 09:15:27,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:15:27,104 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2020-12-23 09:15:27,105 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 09:15:27,105 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2020-12-23 09:15:27,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-23 09:15:27,106 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:15:27,106 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 09:15:27,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 09:15:27,106 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:15:27,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:15:27,108 INFO L82 PathProgramCache]: Analyzing trace with hash -1992386864, now seen corresponding path program 1 times [2020-12-23 09:15:27,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:15:27,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791615806] [2020-12-23 09:15:27,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:15:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:15:27,322 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 09:15:27,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791615806] [2020-12-23 09:15:27,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:15:27,323 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:15:27,323 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083363795] [2020-12-23 09:15:27,324 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:15:27,324 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:15:27,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:15:27,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:15:27,332 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2020-12-23 09:15:27,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:15:27,609 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2020-12-23 09:15:27,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-23 09:15:27,615 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-12-23 09:15:27,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:15:27,617 INFO L225 Difference]: With dead ends: 109 [2020-12-23 09:15:27,617 INFO L226 Difference]: Without dead ends: 88 [2020-12-23 09:15:27,618 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 09:15:27,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-12-23 09:15:27,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2020-12-23 09:15:27,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-12-23 09:15:27,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2020-12-23 09:15:27,642 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2020-12-23 09:15:27,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:15:27,643 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2020-12-23 09:15:27,643 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:15:27,643 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2020-12-23 09:15:27,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-23 09:15:27,646 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 09:15:27,646 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 09:15:27,647 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 09:15:27,647 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 09:15:27,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 09:15:27,648 INFO L82 PathProgramCache]: Analyzing trace with hash 703007878, now seen corresponding path program 1 times [2020-12-23 09:15:27,648 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 09:15:27,648 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810641284] [2020-12-23 09:15:27,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 09:15:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 09:15:27,806 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 09:15:27,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810641284] [2020-12-23 09:15:27,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 09:15:27,807 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 09:15:27,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643974114] [2020-12-23 09:15:27,808 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 09:15:27,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 09:15:27,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 09:15:27,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 09:15:27,810 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2020-12-23 09:15:27,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 09:15:27,892 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2020-12-23 09:15:27,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 09:15:27,893 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-12-23 09:15:27,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 09:15:27,893 INFO L225 Difference]: With dead ends: 130 [2020-12-23 09:15:27,893 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 09:15:27,897 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 09:15:27,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 09:15:27,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 09:15:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 09:15:27,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 09:15:27,898 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2020-12-23 09:15:27,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 09:15:27,898 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 09:15:27,899 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 09:15:27,899 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 09:15:27,899 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 09:15:27,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 09:15:27,903 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 09:15:28,173 INFO L189 CegarLoopUtils]: For program point L349(lines 349 355) no Hoare annotation was computed. [2020-12-23 09:15:28,173 INFO L189 CegarLoopUtils]: For program point L349-2(lines 349 355) no Hoare annotation was computed. [2020-12-23 09:15:28,174 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 483) no Hoare annotation was computed. [2020-12-23 09:15:28,174 INFO L189 CegarLoopUtils]: For program point L349-4(lines 349 355) no Hoare annotation was computed. [2020-12-23 09:15:28,174 INFO L185 CegarLoopUtils]: At program point L168(lines 168 174) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:15:28,174 INFO L185 CegarLoopUtils]: At program point L168-1(lines 168 174) the Hoare annotation is: false [2020-12-23 09:15:28,175 INFO L185 CegarLoopUtils]: At program point L168-2(lines 168 174) the Hoare annotation is: false [2020-12-23 09:15:28,175 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 09:15:28,175 INFO L189 CegarLoopUtils]: For program point L317(lines 317 321) no Hoare annotation was computed. [2020-12-23 09:15:28,175 INFO L185 CegarLoopUtils]: At program point L317-2(lines 161 167) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:15:28,176 INFO L189 CegarLoopUtils]: For program point L483(line 483) no Hoare annotation was computed. [2020-12-23 09:15:28,176 INFO L189 CegarLoopUtils]: For program point L483-1(line 483) no Hoare annotation was computed. [2020-12-23 09:15:28,176 INFO L189 CegarLoopUtils]: For program point L417(lines 417 421) no Hoare annotation was computed. [2020-12-23 09:15:28,176 INFO L189 CegarLoopUtils]: For program point L483-2(line 483) no Hoare annotation was computed. [2020-12-23 09:15:28,177 INFO L185 CegarLoopUtils]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-12-23 09:15:28,177 INFO L185 CegarLoopUtils]: At program point L385(lines 1 852) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:15:28,177 INFO L185 CegarLoopUtils]: At program point L220(lines 215 223) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:15:28,178 INFO L185 CegarLoopUtils]: At program point L220-1(lines 215 223) the Hoare annotation is: false [2020-12-23 09:15:28,178 INFO L185 CegarLoopUtils]: At program point L220-2(lines 215 223) the Hoare annotation is: false [2020-12-23 09:15:28,178 INFO L189 CegarLoopUtils]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-23 09:15:28,179 INFO L185 CegarLoopUtils]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:15:28,180 INFO L189 CegarLoopUtils]: For program point L289(lines 289 295) no Hoare annotation was computed. [2020-12-23 09:15:28,181 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 09:15:28,181 INFO L185 CegarLoopUtils]: At program point L289-1(lines 289 295) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:15:28,181 INFO L189 CegarLoopUtils]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-12-23 09:15:28,181 INFO L189 CegarLoopUtils]: For program point L58-1(lines 161 167) no Hoare annotation was computed. [2020-12-23 09:15:28,181 INFO L189 CegarLoopUtils]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-12-23 09:15:28,182 INFO L189 CegarLoopUtils]: For program point L405-3(lines 405 409) no Hoare annotation was computed. [2020-12-23 09:15:28,182 INFO L189 CegarLoopUtils]: For program point L405-6(lines 405 409) no Hoare annotation was computed. [2020-12-23 09:15:28,182 INFO L192 CegarLoopUtils]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-12-23 09:15:28,182 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 483) no Hoare annotation was computed. [2020-12-23 09:15:28,182 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 09:15:28,182 INFO L189 CegarLoopUtils]: For program point L309(lines 309 322) no Hoare annotation was computed. [2020-12-23 09:15:28,183 INFO L185 CegarLoopUtils]: At program point L161(lines 160 179) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:15:28,183 INFO L189 CegarLoopUtils]: For program point L161-1(lines 161 167) no Hoare annotation was computed. [2020-12-23 09:15:28,184 INFO L185 CegarLoopUtils]: At program point L161-2(lines 160 179) the Hoare annotation is: false [2020-12-23 09:15:28,184 INFO L185 CegarLoopUtils]: At program point L161-3(lines 160 179) the Hoare annotation is: false [2020-12-23 09:15:28,184 INFO L185 CegarLoopUtils]: At program point L442(lines 437 445) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:15:28,184 INFO L185 CegarLoopUtils]: At program point L442-1(lines 437 445) the Hoare annotation is: false [2020-12-23 09:15:28,184 INFO L185 CegarLoopUtils]: At program point L442-2(lines 437 445) the Hoare annotation is: false [2020-12-23 09:15:28,185 INFO L185 CegarLoopUtils]: At program point L393(lines 388 396) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-12-23 09:15:28,185 INFO L185 CegarLoopUtils]: At program point L327(lines 278 328) the Hoare annotation is: false [2020-12-23 09:15:28,185 INFO L189 CegarLoopUtils]: For program point L345(lines 345 358) no Hoare annotation was computed. [2020-12-23 09:15:28,185 INFO L185 CegarLoopUtils]: At program point L345-1(lines 1 852) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:15:28,185 INFO L189 CegarLoopUtils]: For program point L345-2(lines 345 358) no Hoare annotation was computed. [2020-12-23 09:15:28,185 INFO L185 CegarLoopUtils]: At program point L345-3(lines 1 852) the Hoare annotation is: false [2020-12-23 09:15:28,185 INFO L189 CegarLoopUtils]: For program point L345-4(lines 345 358) no Hoare annotation was computed. [2020-12-23 09:15:28,186 INFO L185 CegarLoopUtils]: At program point L345-5(lines 1 852) the Hoare annotation is: false [2020-12-23 09:15:28,186 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 09:15:28,186 INFO L189 CegarLoopUtils]: For program point L280(lines 279 326) no Hoare annotation was computed. [2020-12-23 09:15:28,186 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 483) no Hoare annotation was computed. [2020-12-23 09:15:28,186 INFO L189 CegarLoopUtils]: For program point L429(lines 429 433) no Hoare annotation was computed. [2020-12-23 09:15:28,186 INFO L189 CegarLoopUtils]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-12-23 09:15:28,187 INFO L192 CegarLoopUtils]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-12-23 09:15:28,187 INFO L189 CegarLoopUtils]: For program point L281(lines 281 285) no Hoare annotation was computed. [2020-12-23 09:15:28,187 INFO L189 CegarLoopUtils]: For program point L299(lines 299 305) no Hoare annotation was computed. [2020-12-23 09:15:28,187 INFO L185 CegarLoopUtils]: At program point L299-1(lines 299 305) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-12-23 09:15:28,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 09:15:28 BoogieIcfgContainer [2020-12-23 09:15:28,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 09:15:28,215 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 09:15:28,215 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 09:15:28,215 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 09:15:28,216 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 09:15:26" (3/4) ... [2020-12-23 09:15:28,219 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 09:15:28,244 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-12-23 09:15:28,245 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-12-23 09:15:28,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-12-23 09:15:28,246 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-23 09:15:28,247 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-23 09:15:28,247 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:15:28,248 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 09:15:28,277 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-12-23 09:15:28,328 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product02.cil.c-witness.graphml [2020-12-23 09:15:28,328 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 09:15:28,331 INFO L168 Benchmark]: Toolchain (without parser) took 3918.15 ms. Allocated memory was 157.3 MB in the beginning and 202.4 MB in the end (delta: 45.1 MB). Free memory was 131.0 MB in the beginning and 130.7 MB in the end (delta: 260.1 kB). Peak memory consumption was 46.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:15:28,331 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 157.3 MB. Free memory is still 130.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 09:15:28,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.52 ms. Allocated memory is still 157.3 MB. Free memory was 130.8 MB in the beginning and 110.8 MB in the end (delta: 20.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-12-23 09:15:28,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.29 ms. Allocated memory is still 157.3 MB. Free memory was 110.6 MB in the beginning and 108.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:15:28,333 INFO L168 Benchmark]: Boogie Preprocessor took 78.94 ms. Allocated memory is still 157.3 MB. Free memory was 108.1 MB in the beginning and 106.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-23 09:15:28,333 INFO L168 Benchmark]: RCFGBuilder took 1095.97 ms. Allocated memory is still 157.3 MB. Free memory was 106.1 MB in the beginning and 96.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 8.0 GB. [2020-12-23 09:15:28,334 INFO L168 Benchmark]: TraceAbstraction took 1846.16 ms. Allocated memory was 157.3 MB in the beginning and 202.4 MB in the end (delta: 45.1 MB). Free memory was 95.7 MB in the beginning and 136.0 MB in the end (delta: -40.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 8.0 GB. [2020-12-23 09:15:28,334 INFO L168 Benchmark]: Witness Printer took 113.88 ms. Allocated memory is still 202.4 MB. Free memory was 135.4 MB in the beginning and 130.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-12-23 09:15:28,337 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 157.3 MB. Free memory is still 130.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 659.52 ms. Allocated memory is still 157.3 MB. Free memory was 130.8 MB in the beginning and 110.8 MB in the end (delta: 20.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 114.29 ms. Allocated memory is still 157.3 MB. Free memory was 110.6 MB in the beginning and 108.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 78.94 ms. Allocated memory is still 157.3 MB. Free memory was 108.1 MB in the beginning and 106.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1095.97 ms. Allocated memory is still 157.3 MB. Free memory was 106.1 MB in the beginning and 96.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1846.16 ms. Allocated memory was 157.3 MB in the beginning and 202.4 MB in the end (delta: 45.1 MB). Free memory was 95.7 MB in the beginning and 136.0 MB in the end (delta: -40.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 8.0 GB. * Witness Printer took 113.88 ms. Allocated memory is still 202.4 MB. Free memory was 135.4 MB in the beginning and 130.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 483]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 483]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 483]: 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: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 217 SDtfs, 214 SDslu, 219 SDs, 0 SdLazy, 33 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred 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, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 66 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3150 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...