java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:37:17,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:37:17,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:37:17,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:37:17,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:37:17,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:37:17,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:37:17,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:37:17,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:37:17,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:37:17,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:37:17,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:37:17,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:37:17,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:37:17,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:37:17,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:37:17,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:37:17,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:37:17,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:37:17,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:37:17,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:37:17,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:37:17,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:37:17,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:37:17,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:37:17,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:37:17,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:37:17,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:37:17,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:37:17,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:37:17,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:37:17,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:37:17,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:37:17,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:37:17,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:37:17,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:37:17,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:37:17,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:37:17,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:37:17,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:37:17,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:37:17,084 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:37:17,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:37:17,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:37:17,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:37:17,100 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:37:17,100 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:37:17,100 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:37:17,101 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:37:17,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:37:17,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:37:17,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:37:17,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:37:17,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:37:17,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:37:17,102 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:37:17,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:37:17,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:37:17,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:37:17,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:37:17,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:37:17,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:37:17,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:37:17,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:37:17,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:37:17,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:37:17,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:37:17,104 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:37:17,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:37:17,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:37:17,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:37:17,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:37:17,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:37:17,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:37:17,427 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:37:17,427 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:37:17,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2019-10-14 23:37:17,509 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb59ec45f/8815241422744d2ba946144a9d8edb5e/FLAGfc337772a [2019-10-14 23:37:18,100 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:37:18,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2019-10-14 23:37:18,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb59ec45f/8815241422744d2ba946144a9d8edb5e/FLAGfc337772a [2019-10-14 23:37:18,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb59ec45f/8815241422744d2ba946144a9d8edb5e [2019-10-14 23:37:18,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:37:18,327 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:37:18,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:37:18,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:37:18,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:37:18,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:37:18" (1/1) ... [2019-10-14 23:37:18,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d46bbee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18, skipping insertion in model container [2019-10-14 23:37:18,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:37:18" (1/1) ... [2019-10-14 23:37:18,344 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:37:18,419 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:37:18,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:37:18,819 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:37:18,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:37:18,969 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:37:18,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18 WrapperNode [2019-10-14 23:37:18,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:37:18,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:37:18,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:37:18,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:37:18,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18" (1/1) ... [2019-10-14 23:37:18,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18" (1/1) ... [2019-10-14 23:37:19,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18" (1/1) ... [2019-10-14 23:37:19,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18" (1/1) ... [2019-10-14 23:37:19,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18" (1/1) ... [2019-10-14 23:37:19,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18" (1/1) ... [2019-10-14 23:37:19,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18" (1/1) ... [2019-10-14 23:37:19,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:37:19,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:37:19,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:37:19,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:37:19,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-10-14 23:37:19,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:37:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:37:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:37:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:37:19,149 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:37:19,150 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:37:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:37:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:37:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 23:37:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 23:37:19,151 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 23:37:19,152 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 23:37:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 23:37:19,153 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 23:37:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 23:37:19,155 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-14 23:37:19,157 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:37:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 23:37:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 23:37:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 23:37:19,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 23:37:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 23:37:19,159 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 23:37:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-14 23:37:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:37:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:37:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:37:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:37:19,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:37:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:37:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 23:37:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 23:37:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:37:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 23:37:19,161 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:37:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:37:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:37:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:37:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:37:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:37:19,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:37:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:37:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:37:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 23:37:19,163 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 23:37:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 23:37:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 23:37:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 23:37:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 23:37:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 23:37:19,164 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 23:37:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-14 23:37:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-14 23:37:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 23:37:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 23:37:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:37:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 23:37:19,165 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 23:37:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 23:37:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:37:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 23:37:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:37:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:37:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:37:19,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:37:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:37:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:37:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:37:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:37:19,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:37:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:37:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:37:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:37:19,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:37:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:37:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:37:19,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:37:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 23:37:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:37:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 23:37:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:37:19,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:37:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:37:19,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:37:20,291 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:37:20,292 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 23:37:20,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:37:20 BoogieIcfgContainer [2019-10-14 23:37:20,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:37:20,296 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:37:20,296 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:37:20,299 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:37:20,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:37:18" (1/3) ... [2019-10-14 23:37:20,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64b5aa2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:37:20, skipping insertion in model container [2019-10-14 23:37:20,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:37:18" (2/3) ... [2019-10-14 23:37:20,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64b5aa2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:37:20, skipping insertion in model container [2019-10-14 23:37:20,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:37:20" (3/3) ... [2019-10-14 23:37:20,304 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product02.cil.c [2019-10-14 23:37:20,314 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:37:20,324 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:37:20,335 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:37:20,367 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:37:20,368 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:37:20,368 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:37:20,368 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:37:20,368 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:37:20,368 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:37:20,368 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:37:20,369 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:37:20,388 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2019-10-14 23:37:20,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-14 23:37:20,397 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:20,398 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:20,400 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:20,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:20,406 INFO L82 PathProgramCache]: Analyzing trace with hash 985009112, now seen corresponding path program 1 times [2019-10-14 23:37:20,416 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:20,416 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117017022] [2019-10-14 23:37:20,417 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:20,417 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:20,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:21,049 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:21,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:21,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:21,158 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117017022] [2019-10-14 23:37:21,162 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:21,162 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-14 23:37:21,162 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957395232] [2019-10-14 23:37:21,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 23:37:21,169 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:21,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 23:37:21,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:37:21,187 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 3 states. [2019-10-14 23:37:22,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:22,049 INFO L93 Difference]: Finished difference Result 208 states and 280 transitions. [2019-10-14 23:37:22,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 23:37:22,052 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-14 23:37:22,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:22,066 INFO L225 Difference]: With dead ends: 208 [2019-10-14 23:37:22,066 INFO L226 Difference]: Without dead ends: 114 [2019-10-14 23:37:22,071 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:37:22,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-10-14 23:37:22,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 85. [2019-10-14 23:37:22,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-10-14 23:37:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2019-10-14 23:37:22,178 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2019-10-14 23:37:22,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:22,181 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2019-10-14 23:37:22,181 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 23:37:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2019-10-14 23:37:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-14 23:37:22,185 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:22,185 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:22,186 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:22,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:22,186 INFO L82 PathProgramCache]: Analyzing trace with hash -2101459879, now seen corresponding path program 1 times [2019-10-14 23:37:22,186 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:22,187 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386774538] [2019-10-14 23:37:22,187 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:22,187 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:22,187 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:22,565 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:22,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:22,608 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386774538] [2019-10-14 23:37:22,609 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:22,609 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 23:37:22,609 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234320117] [2019-10-14 23:37:22,619 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-14 23:37:22,620 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:22,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-14 23:37:22,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:37:22,627 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 4 states. [2019-10-14 23:37:23,116 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:37:23,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:23,570 INFO L93 Difference]: Finished difference Result 137 states and 167 transitions. [2019-10-14 23:37:23,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-14 23:37:23,571 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-10-14 23:37:23,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:23,573 INFO L225 Difference]: With dead ends: 137 [2019-10-14 23:37:23,573 INFO L226 Difference]: Without dead ends: 98 [2019-10-14 23:37:23,575 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:37:23,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-14 23:37:23,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2019-10-14 23:37:23,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-10-14 23:37:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2019-10-14 23:37:23,600 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2019-10-14 23:37:23,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:23,600 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2019-10-14 23:37:23,600 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-14 23:37:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2019-10-14 23:37:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-14 23:37:23,602 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:23,603 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:23,603 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:23,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:23,603 INFO L82 PathProgramCache]: Analyzing trace with hash -727692587, now seen corresponding path program 1 times [2019-10-14 23:37:23,604 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:23,604 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855689439] [2019-10-14 23:37:23,604 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:23,604 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:23,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:24,025 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:24,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:24,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:24,125 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855689439] [2019-10-14 23:37:24,125 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:24,125 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-14 23:37:24,125 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20984239] [2019-10-14 23:37:24,126 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-14 23:37:24,126 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:24,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-14 23:37:24,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-14 23:37:24,127 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 8 states. [2019-10-14 23:37:24,525 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:24,895 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:25,161 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:25,417 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:26,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:26,254 INFO L93 Difference]: Finished difference Result 150 states and 185 transitions. [2019-10-14 23:37:26,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-14 23:37:26,255 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2019-10-14 23:37:26,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:26,256 INFO L225 Difference]: With dead ends: 150 [2019-10-14 23:37:26,257 INFO L226 Difference]: Without dead ends: 98 [2019-10-14 23:37:26,258 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:37:26,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-10-14 23:37:26,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2019-10-14 23:37:26,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-10-14 23:37:26,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 85 transitions. [2019-10-14 23:37:26,283 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 85 transitions. Word has length 52 [2019-10-14 23:37:26,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:26,283 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 85 transitions. [2019-10-14 23:37:26,283 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-14 23:37:26,284 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2019-10-14 23:37:26,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-14 23:37:26,285 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:26,285 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:26,286 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:26,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:26,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1037705015, now seen corresponding path program 1 times [2019-10-14 23:37:26,286 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:26,286 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495936201] [2019-10-14 23:37:26,287 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:26,287 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:26,287 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:26,667 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:26,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:26,774 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495936201] [2019-10-14 23:37:26,775 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:26,775 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:37:26,775 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993592608] [2019-10-14 23:37:26,776 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:37:26,776 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:26,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:37:26,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:37:26,776 INFO L87 Difference]: Start difference. First operand 76 states and 85 transitions. Second operand 11 states. [2019-10-14 23:37:27,271 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:27,662 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:27,949 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:28,229 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:28,900 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:37:29,534 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:29,865 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:30,164 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:30,423 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-14 23:37:30,691 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:31,000 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:31,345 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:37:31,622 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:32,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:32,149 INFO L93 Difference]: Finished difference Result 234 states and 296 transitions. [2019-10-14 23:37:32,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-10-14 23:37:32,150 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 55 [2019-10-14 23:37:32,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:32,154 INFO L225 Difference]: With dead ends: 234 [2019-10-14 23:37:32,154 INFO L226 Difference]: Without dead ends: 182 [2019-10-14 23:37:32,155 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=111, Invalid=441, Unknown=0, NotChecked=0, Total=552 [2019-10-14 23:37:32,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2019-10-14 23:37:32,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 165. [2019-10-14 23:37:32,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2019-10-14 23:37:32,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 193 transitions. [2019-10-14 23:37:32,203 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 193 transitions. Word has length 55 [2019-10-14 23:37:32,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:32,203 INFO L462 AbstractCegarLoop]: Abstraction has 165 states and 193 transitions. [2019-10-14 23:37:32,204 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:37:32,204 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 193 transitions. [2019-10-14 23:37:32,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-14 23:37:32,206 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:32,206 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:32,206 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:32,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:32,207 INFO L82 PathProgramCache]: Analyzing trace with hash -1822718639, now seen corresponding path program 1 times [2019-10-14 23:37:32,207 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:32,207 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591736096] [2019-10-14 23:37:32,207 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:32,207 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:32,207 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,492 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:32,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:37:32,576 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591736096] [2019-10-14 23:37:32,576 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:37:32,576 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 23:37:32,577 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000160106] [2019-10-14 23:37:32,577 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 23:37:32,577 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:32,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 23:37:32,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:37:32,578 INFO L87 Difference]: Start difference. First operand 165 states and 193 transitions. Second operand 5 states. [2019-10-14 23:37:32,915 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-14 23:37:33,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:33,423 INFO L93 Difference]: Finished difference Result 263 states and 318 transitions. [2019-10-14 23:37:33,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-14 23:37:33,423 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2019-10-14 23:37:33,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:33,426 INFO L225 Difference]: With dead ends: 263 [2019-10-14 23:37:33,427 INFO L226 Difference]: Without dead ends: 161 [2019-10-14 23:37:33,428 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 23:37:33,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2019-10-14 23:37:33,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 148. [2019-10-14 23:37:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-10-14 23:37:33,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 165 transitions. [2019-10-14 23:37:33,460 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 165 transitions. Word has length 59 [2019-10-14 23:37:33,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:33,460 INFO L462 AbstractCegarLoop]: Abstraction has 148 states and 165 transitions. [2019-10-14 23:37:33,461 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 23:37:33,461 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 165 transitions. [2019-10-14 23:37:33,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-10-14 23:37:33,463 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:37:33,463 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:37:33,463 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:37:33,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:37:33,464 INFO L82 PathProgramCache]: Analyzing trace with hash 337274058, now seen corresponding path program 1 times [2019-10-14 23:37:33,464 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:37:33,464 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80359507] [2019-10-14 23:37:33,464 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:33,464 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:37:33,465 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:37:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,796 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:33,942 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-14 23:37:33,943 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80359507] [2019-10-14 23:37:33,943 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612234144] [2019-10-14 23:37:33,943 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 23:37:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:37:34,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-14 23:37:34,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 23:37:34,326 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 23:37:34,326 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 23:37:34,327 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2019-10-14 23:37:34,327 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911947744] [2019-10-14 23:37:34,328 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-14 23:37:34,328 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:37:34,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-14 23:37:34,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2019-10-14 23:37:34,329 INFO L87 Difference]: Start difference. First operand 148 states and 165 transitions. Second operand 13 states. [2019-10-14 23:37:35,121 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:36,064 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-14 23:37:36,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:37:36,731 INFO L93 Difference]: Finished difference Result 200 states and 232 transitions. [2019-10-14 23:37:36,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-14 23:37:36,731 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 90 [2019-10-14 23:37:36,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:37:36,732 INFO L225 Difference]: With dead ends: 200 [2019-10-14 23:37:36,733 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:37:36,734 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2019-10-14 23:37:36,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:37:36,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:37:36,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:37:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:37:36,735 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 90 [2019-10-14 23:37:36,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:37:36,735 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:37:36,735 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-14 23:37:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:37:36,736 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:37:36,937 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 23:37:36,942 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:37:38,230 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-14 23:37:38,376 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-14 23:37:38,603 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-14 23:37:38,762 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-14 23:37:38,987 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-14 23:37:39,448 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2019-10-14 23:37:39,935 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2019-10-14 23:37:40,098 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-14 23:37:40,625 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-10-14 23:37:40,848 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-14 23:37:41,316 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2019-10-14 23:37:41,488 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-14 23:37:41,650 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2019-10-14 23:37:42,103 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2019-10-14 23:37:42,265 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-14 23:37:42,435 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2019-10-14 23:37:42,980 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2019-10-14 23:37:43,186 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-10-14 23:37:43,432 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-10-14 23:37:43,435 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 476) no Hoare annotation was computed. [2019-10-14 23:37:43,436 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2019-10-14 23:37:43,436 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-14 23:37:43,436 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 441 496) no Hoare annotation was computed. [2019-10-14 23:37:43,436 INFO L443 ceAbstractionStarter]: For program point L466-2(lines 466 487) no Hoare annotation was computed. [2019-10-14 23:37:43,436 INFO L443 ceAbstractionStarter]: For program point L488(lines 465 489) no Hoare annotation was computed. [2019-10-14 23:37:43,436 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 441 496) no Hoare annotation was computed. [2019-10-14 23:37:43,437 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 441 496) no Hoare annotation was computed. [2019-10-14 23:37:43,437 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-14 23:37:43,437 INFO L443 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2019-10-14 23:37:43,437 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 497 556) no Hoare annotation was computed. [2019-10-14 23:37:43,437 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 533) no Hoare annotation was computed. [2019-10-14 23:37:43,437 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 529 533) no Hoare annotation was computed. [2019-10-14 23:37:43,437 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 497 556) no Hoare annotation was computed. [2019-10-14 23:37:43,437 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-14 23:37:43,438 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 497 556) no Hoare annotation was computed. [2019-10-14 23:37:43,438 INFO L443 ceAbstractionStarter]: For program point L523-2(lines 523 548) no Hoare annotation was computed. [2019-10-14 23:37:43,438 INFO L443 ceAbstractionStarter]: For program point L549(lines 522 550) no Hoare annotation was computed. [2019-10-14 23:37:43,438 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2019-10-14 23:37:43,438 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2019-10-14 23:37:43,438 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2019-10-14 23:37:43,438 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2019-10-14 23:37:43,439 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2019-10-14 23:37:43,439 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 363 387) the Hoare annotation is: true [2019-10-14 23:37:43,439 INFO L439 ceAbstractionStarter]: At program point L377(line 377) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:37:43,439 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 381) no Hoare annotation was computed. [2019-10-14 23:37:43,439 INFO L439 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-14 23:37:43,439 INFO L443 ceAbstractionStarter]: For program point L373-1(line 373) no Hoare annotation was computed. [2019-10-14 23:37:43,440 INFO L443 ceAbstractionStarter]: For program point L371(lines 371 384) no Hoare annotation was computed. [2019-10-14 23:37:43,440 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 363 387) no Hoare annotation was computed. [2019-10-14 23:37:43,440 INFO L443 ceAbstractionStarter]: For program point L371-1(lines 363 387) no Hoare annotation was computed. [2019-10-14 23:37:43,440 INFO L446 ceAbstractionStarter]: At program point L369(line 369) the Hoare annotation is: true [2019-10-14 23:37:43,440 INFO L443 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2019-10-14 23:37:43,440 INFO L439 ceAbstractionStarter]: At program point L833(line 833) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:37:43,441 INFO L439 ceAbstractionStarter]: At program point L833-1(line 833) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:37:43,441 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 827 849) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:37:43,441 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 827 849) no Hoare annotation was computed. [2019-10-14 23:37:43,441 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 827 849) no Hoare annotation was computed. [2019-10-14 23:37:43,441 INFO L439 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= main_~tmp~5 ~waterLevel~0) (= 1 ~waterLevel~0))) [2019-10-14 23:37:43,441 INFO L439 ceAbstractionStarter]: At program point L839-1(line 839) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= main_~tmp~5 ~waterLevel~0) (= 1 ~waterLevel~0))) [2019-10-14 23:37:43,442 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 844) no Hoare annotation was computed. [2019-10-14 23:37:43,442 INFO L443 ceAbstractionStarter]: For program point L837-1(lines 837 844) no Hoare annotation was computed. [2019-10-14 23:37:43,442 INFO L443 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2019-10-14 23:37:43,442 INFO L439 ceAbstractionStarter]: At program point L834(line 834) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:37:43,442 INFO L443 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2019-10-14 23:37:43,442 INFO L443 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2019-10-14 23:37:43,442 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 786 809) no Hoare annotation was computed. [2019-10-14 23:37:43,442 INFO L443 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2019-10-14 23:37:43,443 INFO L443 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2019-10-14 23:37:43,443 INFO L443 ceAbstractionStarter]: For program point L797(line 797) no Hoare annotation was computed. [2019-10-14 23:37:43,443 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 786 809) no Hoare annotation was computed. [2019-10-14 23:37:43,443 INFO L443 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2019-10-14 23:37:43,443 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 786 809) no Hoare annotation was computed. [2019-10-14 23:37:43,443 INFO L443 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2019-10-14 23:37:43,443 INFO L443 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2019-10-14 23:37:43,443 INFO L443 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2019-10-14 23:37:43,444 INFO L443 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2019-10-14 23:37:43,444 INFO L443 ceAbstractionStarter]: For program point L791(line 791) no Hoare annotation was computed. [2019-10-14 23:37:43,444 INFO L443 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2019-10-14 23:37:43,444 INFO L443 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2019-10-14 23:37:43,444 INFO L443 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2019-10-14 23:37:43,444 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 158 166) no Hoare annotation was computed. [2019-10-14 23:37:43,444 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 158 166) the Hoare annotation is: true [2019-10-14 23:37:43,445 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 158 166) no Hoare annotation was computed. [2019-10-14 23:37:43,445 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 194) no Hoare annotation was computed. [2019-10-14 23:37:43,445 INFO L443 ceAbstractionStarter]: For program point L186-2(lines 186 194) no Hoare annotation was computed. [2019-10-14 23:37:43,445 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 167 202) no Hoare annotation was computed. [2019-10-14 23:37:43,445 INFO L443 ceAbstractionStarter]: For program point L174(lines 174 182) no Hoare annotation was computed. [2019-10-14 23:37:43,445 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 182) no Hoare annotation was computed. [2019-10-14 23:37:43,445 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 167 202) no Hoare annotation was computed. [2019-10-14 23:37:43,445 INFO L443 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2019-10-14 23:37:43,446 INFO L443 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2019-10-14 23:37:43,446 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 167 202) no Hoare annotation was computed. [2019-10-14 23:37:43,446 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2019-10-14 23:37:43,446 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2019-10-14 23:37:43,446 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 395 440) no Hoare annotation was computed. [2019-10-14 23:37:43,446 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 395 440) no Hoare annotation was computed. [2019-10-14 23:37:43,446 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 395 440) no Hoare annotation was computed. [2019-10-14 23:37:43,446 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 708 753) no Hoare annotation was computed. [2019-10-14 23:37:43,447 INFO L443 ceAbstractionStarter]: For program point L728(lines 728 735) no Hoare annotation was computed. [2019-10-14 23:37:43,447 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 742) no Hoare annotation was computed. [2019-10-14 23:37:43,447 INFO L443 ceAbstractionStarter]: For program point L722-1(lines 722 742) no Hoare annotation was computed. [2019-10-14 23:37:43,447 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 708 753) no Hoare annotation was computed. [2019-10-14 23:37:43,447 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 708 753) no Hoare annotation was computed. [2019-10-14 23:37:43,447 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 817 826) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:37:43,447 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 817 826) no Hoare annotation was computed. [2019-10-14 23:37:43,448 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 817 826) no Hoare annotation was computed. [2019-10-14 23:37:43,448 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 147 157) no Hoare annotation was computed. [2019-10-14 23:37:43,448 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 147 157) no Hoare annotation was computed. [2019-10-14 23:37:43,448 INFO L443 ceAbstractionStarter]: For program point L152(line 152) no Hoare annotation was computed. [2019-10-14 23:37:43,448 INFO L443 ceAbstractionStarter]: For program point L152-1(line 152) no Hoare annotation was computed. [2019-10-14 23:37:43,448 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 147 157) no Hoare annotation was computed. [2019-10-14 23:37:43,448 INFO L443 ceAbstractionStarter]: For program point deactivatePumpENTRY(lines 139 146) no Hoare annotation was computed. [2019-10-14 23:37:43,448 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 139 146) no Hoare annotation was computed. [2019-10-14 23:37:43,449 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 139 146) no Hoare annotation was computed. [2019-10-14 23:37:43,449 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 124 130) no Hoare annotation was computed. [2019-10-14 23:37:43,449 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 124 130) the Hoare annotation is: true [2019-10-14 23:37:43,449 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 215 280) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:37:43,449 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 215 280) no Hoare annotation was computed. [2019-10-14 23:37:43,449 INFO L439 ceAbstractionStarter]: At program point L273(lines 224 274) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-14 23:37:43,449 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2019-10-14 23:37:43,450 INFO L439 ceAbstractionStarter]: At program point L263-2(lines 255 268) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= 0 ~pumpRunning~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-14 23:37:43,450 INFO L443 ceAbstractionStarter]: For program point L226(lines 225 272) no Hoare annotation was computed. [2019-10-14 23:37:43,450 INFO L439 ceAbstractionStarter]: At program point L257(line 257) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= 0 ~pumpRunning~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-14 23:37:43,450 INFO L443 ceAbstractionStarter]: For program point L255(lines 255 268) no Hoare annotation was computed. [2019-10-14 23:37:43,450 INFO L439 ceAbstractionStarter]: At program point L247(line 247) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= 0 ~pumpRunning~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-14 23:37:43,451 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 251) no Hoare annotation was computed. [2019-10-14 23:37:43,451 INFO L443 ceAbstractionStarter]: For program point L245-1(lines 245 251) no Hoare annotation was computed. [2019-10-14 23:37:43,451 INFO L439 ceAbstractionStarter]: At program point L270(lines 225 272) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= 0 ~pumpRunning~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-14 23:37:43,451 INFO L439 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (<= 2 ~waterLevel~0) (and .cse0 .cse1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-14 23:37:43,451 INFO L443 ceAbstractionStarter]: For program point L235(lines 235 241) no Hoare annotation was computed. [2019-10-14 23:37:43,451 INFO L443 ceAbstractionStarter]: For program point L235-1(lines 235 241) no Hoare annotation was computed. [2019-10-14 23:37:43,451 INFO L443 ceAbstractionStarter]: For program point L227(lines 227 231) no Hoare annotation was computed. [2019-10-14 23:37:43,452 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 215 280) no Hoare annotation was computed. [2019-10-14 23:37:43,452 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 662 707) no Hoare annotation was computed. [2019-10-14 23:37:43,452 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 662 707) no Hoare annotation was computed. [2019-10-14 23:37:43,452 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 662 707) no Hoare annotation was computed. [2019-10-14 23:37:43,452 INFO L443 ceAbstractionStarter]: For program point L682(lines 682 689) no Hoare annotation was computed. [2019-10-14 23:37:43,452 INFO L443 ceAbstractionStarter]: For program point L676(lines 676 696) no Hoare annotation was computed. [2019-10-14 23:37:43,452 INFO L443 ceAbstractionStarter]: For program point L676-1(lines 676 696) no Hoare annotation was computed. [2019-10-14 23:37:43,452 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 346) no Hoare annotation was computed. [2019-10-14 23:37:43,452 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 330 352) no Hoare annotation was computed. [2019-10-14 23:37:43,453 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 330 352) no Hoare annotation was computed. [2019-10-14 23:37:43,453 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 330 352) no Hoare annotation was computed. [2019-10-14 23:37:43,453 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 346) no Hoare annotation was computed. [2019-10-14 23:37:43,453 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2019-10-14 23:37:43,453 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2019-10-14 23:37:43,453 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2019-10-14 23:37:43,453 INFO L443 ceAbstractionStarter]: For program point L609(lines 608 628) no Hoare annotation was computed. [2019-10-14 23:37:43,453 INFO L443 ceAbstractionStarter]: For program point L640(line 640) no Hoare annotation was computed. [2019-10-14 23:37:43,453 INFO L443 ceAbstractionStarter]: For program point L640-1(line 640) no Hoare annotation was computed. [2019-10-14 23:37:43,454 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 559 661) no Hoare annotation was computed. [2019-10-14 23:37:43,454 INFO L443 ceAbstractionStarter]: For program point L605(lines 605 646) no Hoare annotation was computed. [2019-10-14 23:37:43,454 INFO L443 ceAbstractionStarter]: For program point L624(line 624) no Hoare annotation was computed. [2019-10-14 23:37:43,454 INFO L443 ceAbstractionStarter]: For program point L624-1(line 624) no Hoare annotation was computed. [2019-10-14 23:37:43,454 INFO L443 ceAbstractionStarter]: For program point L583(lines 583 587) no Hoare annotation was computed. [2019-10-14 23:37:43,454 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 658) no Hoare annotation was computed. [2019-10-14 23:37:43,454 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 559 661) no Hoare annotation was computed. [2019-10-14 23:37:43,454 INFO L443 ceAbstractionStarter]: For program point L610(lines 610 614) no Hoare annotation was computed. [2019-10-14 23:37:43,454 INFO L443 ceAbstractionStarter]: For program point L608-2(lines 608 628) no Hoare annotation was computed. [2019-10-14 23:37:43,455 INFO L443 ceAbstractionStarter]: For program point L629(lines 607 630) no Hoare annotation was computed. [2019-10-14 23:37:43,455 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 559 661) no Hoare annotation was computed. [2019-10-14 23:37:43,455 INFO L443 ceAbstractionStarter]: For program point L588(lines 588 604) no Hoare annotation was computed. [2019-10-14 23:37:43,455 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 655) no Hoare annotation was computed. [2019-10-14 23:37:43,455 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:37:43,455 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2019-10-14 23:37:43,456 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:37:43,456 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 131 138) no Hoare annotation was computed. [2019-10-14 23:37:43,456 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 131 138) no Hoare annotation was computed. [2019-10-14 23:37:43,456 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 131 138) no Hoare annotation was computed. [2019-10-14 23:37:43,456 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 353 361) the Hoare annotation is: true [2019-10-14 23:37:43,456 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 353 361) no Hoare annotation was computed. [2019-10-14 23:37:43,456 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 353 361) no Hoare annotation was computed. [2019-10-14 23:37:43,457 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 309 320) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2019-10-14 23:37:43,457 INFO L443 ceAbstractionStarter]: For program point L313-1(lines 309 320) no Hoare annotation was computed. [2019-10-14 23:37:43,457 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 309 320) no Hoare annotation was computed. [2019-10-14 23:37:43,457 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:37:43,457 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-14 23:37:43,457 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:37:43,457 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 321 329) no Hoare annotation was computed. [2019-10-14 23:37:43,457 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 321 329) no Hoare annotation was computed. [2019-10-14 23:37:43,457 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 321 329) no Hoare annotation was computed. [2019-10-14 23:37:43,458 INFO L439 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (= 1 ~waterLevel~0) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-14 23:37:43,458 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 100 123) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (= 1 ~waterLevel~0) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-14 23:37:43,458 INFO L439 ceAbstractionStarter]: At program point L111(lines 111 117) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (= 1 ~waterLevel~0) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-14 23:37:43,458 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 100 123) no Hoare annotation was computed. [2019-10-14 23:37:43,458 INFO L439 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2019-10-14 23:37:43,458 INFO L443 ceAbstractionStarter]: For program point L104(lines 103 122) no Hoare annotation was computed. [2019-10-14 23:37:43,458 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 100 123) no Hoare annotation was computed. [2019-10-14 23:37:43,459 INFO L446 ceAbstractionStarter]: At program point L770-1(lines 770 774) the Hoare annotation is: true [2019-10-14 23:37:43,459 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 756 785) no Hoare annotation was computed. [2019-10-14 23:37:43,459 INFO L443 ceAbstractionStarter]: For program point L767(line 767) no Hoare annotation was computed. [2019-10-14 23:37:43,459 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 756 785) the Hoare annotation is: true [2019-10-14 23:37:43,459 INFO L446 ceAbstractionStarter]: At program point L766-2(lines 766 780) the Hoare annotation is: true [2019-10-14 23:37:43,459 INFO L446 ceAbstractionStarter]: At program point L762(line 762) the Hoare annotation is: true [2019-10-14 23:37:43,459 INFO L443 ceAbstractionStarter]: For program point L762-1(line 762) no Hoare annotation was computed. [2019-10-14 23:37:43,460 INFO L446 ceAbstractionStarter]: At program point L781(lines 756 785) the Hoare annotation is: true [2019-10-14 23:37:43,460 INFO L443 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2019-10-14 23:37:43,460 INFO L443 ceAbstractionStarter]: For program point L770(lines 770 774) no Hoare annotation was computed. [2019-10-14 23:37:43,460 INFO L443 ceAbstractionStarter]: For program point L289-1(lines 285 296) no Hoare annotation was computed. [2019-10-14 23:37:43,460 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 285 296) the Hoare annotation is: true [2019-10-14 23:37:43,460 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 285 296) no Hoare annotation was computed. [2019-10-14 23:37:43,460 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 810 816) no Hoare annotation was computed. [2019-10-14 23:37:43,460 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 810 816) the Hoare annotation is: true [2019-10-14 23:37:43,461 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:37:43,461 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-14 23:37:43,461 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:37:43,461 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:37:43,461 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 203 210) no Hoare annotation was computed. [2019-10-14 23:37:43,461 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 203 210) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~systemActive~0 |old(~systemActive~0)|)) (.cse2 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2019-10-14 23:37:43,461 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 203 210) no Hoare annotation was computed. [2019-10-14 23:37:43,462 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 297 308) no Hoare annotation was computed. [2019-10-14 23:37:43,462 INFO L443 ceAbstractionStarter]: For program point L301-1(lines 297 308) no Hoare annotation was computed. [2019-10-14 23:37:43,462 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 297 308) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (= 1 ~waterLevel~0) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-14 23:37:43,462 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-14 23:37:43,462 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-14 23:37:43,462 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-14 23:37:43,462 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-14 23:37:43,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:37:43 BoogieIcfgContainer [2019-10-14 23:37:43,477 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:37:43,479 INFO L168 Benchmark]: Toolchain (without parser) took 25151.93 ms. Allocated memory was 144.7 MB in the beginning and 539.0 MB in the end (delta: 394.3 MB). Free memory was 100.8 MB in the beginning and 264.2 MB in the end (delta: -163.4 MB). Peak memory consumption was 414.8 MB. Max. memory is 7.1 GB. [2019-10-14 23:37:43,480 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 144.7 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-14 23:37:43,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.70 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.6 MB in the beginning and 170.4 MB in the end (delta: -69.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-10-14 23:37:43,482 INFO L168 Benchmark]: Boogie Preprocessor took 101.88 ms. Allocated memory is still 202.4 MB. Free memory was 170.4 MB in the beginning and 166.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-14 23:37:43,483 INFO L168 Benchmark]: RCFGBuilder took 1221.00 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 166.4 MB in the beginning and 204.7 MB in the end (delta: -38.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. [2019-10-14 23:37:43,483 INFO L168 Benchmark]: TraceAbstraction took 23181.80 ms. Allocated memory was 234.4 MB in the beginning and 539.0 MB in the end (delta: 304.6 MB). Free memory was 204.7 MB in the beginning and 264.2 MB in the end (delta: -59.4 MB). Peak memory consumption was 429.1 MB. Max. memory is 7.1 GB. [2019-10-14 23:37:43,488 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 144.7 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 642.70 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.6 MB in the beginning and 170.4 MB in the end (delta: -69.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.88 ms. Allocated memory is still 202.4 MB. Free memory was 170.4 MB in the beginning and 166.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1221.00 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 166.4 MB in the beginning and 204.7 MB in the end (delta: -38.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23181.80 ms. Allocated memory was 234.4 MB in the beginning and 539.0 MB in the end (delta: 304.6 MB). Free memory was 204.7 MB in the beginning and 264.2 MB in the end (delta: -59.4 MB). Peak memory consumption was 429.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (!(0 == pumpRunning) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: (((((1 == systemActive && 0 == splverifierCounter) && waterLevel == \old(waterLevel)) || !(0 == pumpRunning)) || ((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 198 locations, 1 error locations. Result: SAFE, OverallTime: 23.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 12.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.4s, HoareTripleCheckerStatistics: 434 SDtfs, 700 SDslu, 411 SDs, 0 SdLazy, 1883 SolverSat, 468 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 256 GetRequests, 197 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=165occurred 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: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 103 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 199 PreInvPairs, 222 NumberOfFragments, 859 HoareAnnotationTreeSize, 199 FomulaSimplifications, 34544 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 6595 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 439 NumberOfCodeBlocks, 439 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 432 ConstructedInterpolants, 0 QuantifiedInterpolants, 123319 SizeOfPredicates, 3 NumberOfNonLiveVariables, 729 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 51/54 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...