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_spec5_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:38:46,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:38:46,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:38:46,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:38:46,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:38:46,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:38:46,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:38:46,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:38:46,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:38:46,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:38:46,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:38:46,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:38:46,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:38:46,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:38:46,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:38:46,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:38:46,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:38:46,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:38:46,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:38:46,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:38:46,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:38:46,886 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:38:46,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:38:46,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:38:46,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:38:46,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:38:46,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:38:46,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:38:46,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:38:46,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:38:46,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:38:46,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:38:46,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:38:46,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:38:46,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:38:46,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:38:46,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:38:46,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:38:46,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:38:46,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:38:46,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:38:46,904 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 [2019-09-16 16:38:46,918 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:38:46,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:38:46,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:38:46,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:38:46,920 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:38:46,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:38:46,921 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:38:46,921 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:38:46,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:38:46,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:38:46,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:38:46,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:38:46,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:38:46,922 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:38:46,922 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:38:46,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:38:46,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:38:46,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:38:46,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:38:46,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:38:46,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:38:46,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:38:46,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:38:46,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:38:46,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:38:46,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:38:46,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:38:46,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:38:46,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:38:46,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:38:46,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:38:46,977 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:38:46,978 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:38:46,981 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:38:46,981 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2019-09-16 16:38:47,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0702875b7/c0ab6700924540d8a6b0f77d9d5292eb/FLAG12c7faf19 [2019-09-16 16:38:47,577 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:38:47,578 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2019-09-16 16:38:47,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0702875b7/c0ab6700924540d8a6b0f77d9d5292eb/FLAG12c7faf19 [2019-09-16 16:38:47,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0702875b7/c0ab6700924540d8a6b0f77d9d5292eb [2019-09-16 16:38:47,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:38:47,898 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:38:47,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:38:47,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:38:47,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:38:47,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:38:47" (1/1) ... [2019-09-16 16:38:47,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c97aa4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:47, skipping insertion in model container [2019-09-16 16:38:47,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:38:47" (1/1) ... [2019-09-16 16:38:47,919 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:38:47,982 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:38:48,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:38:48,447 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:38:48,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:38:48,575 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:38:48,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48 WrapperNode [2019-09-16 16:38:48,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:38:48,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:38:48,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:38:48,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:38:48,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48" (1/1) ... [2019-09-16 16:38:48,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48" (1/1) ... [2019-09-16 16:38:48,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48" (1/1) ... [2019-09-16 16:38:48,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48" (1/1) ... [2019-09-16 16:38:48,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48" (1/1) ... [2019-09-16 16:38:48,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48" (1/1) ... [2019-09-16 16:38:48,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48" (1/1) ... [2019-09-16 16:38:48,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:38:48,686 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:38:48,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:38:48,686 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:38:48,687 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48" (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 [2019-09-16 16:38:48,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:38:48,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:38:48,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:38:48,765 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:38:48,766 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:38:48,766 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:38:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:38:48,767 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:38:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:38:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:38:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:38:48,768 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:38:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:38:48,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 16:38:48,770 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 16:38:48,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:38:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:38:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:38:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:38:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:38:48,773 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:38:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:38:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:38:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:38:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:38:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:38:48,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:38:48,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:38:48,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:38:48,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:38:48,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:38:48,775 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:38:48,776 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:38:48,776 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:38:48,776 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:38:48,776 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:38:48,777 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:38:48,777 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:38:48,777 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 16:38:48,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:38:48,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-16 16:38:48,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-16 16:38:48,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-16 16:38:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:38:48,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:38:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:38:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:38:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:38:48,779 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:38:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:38:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 16:38:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:38:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:38:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:38:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:38:48,780 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:38:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 16:38:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-16 16:38:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-16 16:38:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:38:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:38:48,781 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:38:48,782 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:38:48,782 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 16:38:48,782 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:38:48,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:38:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:38:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:38:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:38:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:38:48,783 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:38:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-16 16:38:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:38:48,784 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:38:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:38:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:38:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:38:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:38:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:38:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:38:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:38:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:38:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:38:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:38:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:38:48,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:38:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:38:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:38:48,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:38:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:38:48,789 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:38:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:38:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:38:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:38:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:38:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:38:48,790 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:38:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:38:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:38:48,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:38:49,987 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:38:49,988 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:38:49,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:38:49 BoogieIcfgContainer [2019-09-16 16:38:49,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:38:49,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:38:49,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:38:49,994 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:38:49,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:38:47" (1/3) ... [2019-09-16 16:38:49,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee7ade6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:38:49, skipping insertion in model container [2019-09-16 16:38:49,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:38:48" (2/3) ... [2019-09-16 16:38:49,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee7ade6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:38:49, skipping insertion in model container [2019-09-16 16:38:49,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:38:49" (3/3) ... [2019-09-16 16:38:49,998 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product51.cil.c [2019-09-16 16:38:50,008 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:38:50,017 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:38:50,033 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:38:50,066 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:38:50,067 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:38:50,067 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:38:50,067 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:38:50,067 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:38:50,068 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:38:50,068 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:38:50,068 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:38:50,068 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:38:50,091 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2019-09-16 16:38:50,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-09-16 16:38:50,102 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:50,103 INFO L407 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:50,106 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:50,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:50,112 INFO L82 PathProgramCache]: Analyzing trace with hash -878720759, now seen corresponding path program 1 times [2019-09-16 16:38:50,114 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:50,115 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:50,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:50,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:50,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:50,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:50,496 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:50,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:38:50,505 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:38:50,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:38:50,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:38:50,532 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 2 states. [2019-09-16 16:38:50,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:50,576 INFO L93 Difference]: Finished difference Result 284 states and 353 transitions. [2019-09-16 16:38:50,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:38:50,578 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-09-16 16:38:50,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:50,591 INFO L225 Difference]: With dead ends: 284 [2019-09-16 16:38:50,592 INFO L226 Difference]: Without dead ends: 144 [2019-09-16 16:38:50,596 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:38:50,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2019-09-16 16:38:50,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2019-09-16 16:38:50,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-09-16 16:38:50,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 170 transitions. [2019-09-16 16:38:50,650 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 170 transitions. Word has length 59 [2019-09-16 16:38:50,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:50,651 INFO L475 AbstractCegarLoop]: Abstraction has 144 states and 170 transitions. [2019-09-16 16:38:50,651 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:38:50,651 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 170 transitions. [2019-09-16 16:38:50,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-09-16 16:38:50,656 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:50,656 INFO L407 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:50,656 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:50,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:50,657 INFO L82 PathProgramCache]: Analyzing trace with hash -1980606616, now seen corresponding path program 1 times [2019-09-16 16:38:50,657 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:50,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:50,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:50,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:50,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:50,803 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:50,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:38:50,806 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:38:50,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:38:50,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:38:50,808 INFO L87 Difference]: Start difference. First operand 144 states and 170 transitions. Second operand 3 states. [2019-09-16 16:38:50,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:50,838 INFO L93 Difference]: Finished difference Result 227 states and 267 transitions. [2019-09-16 16:38:50,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:38:50,839 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-09-16 16:38:50,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:50,841 INFO L225 Difference]: With dead ends: 227 [2019-09-16 16:38:50,841 INFO L226 Difference]: Without dead ends: 135 [2019-09-16 16:38:50,843 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:38:50,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2019-09-16 16:38:50,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2019-09-16 16:38:50,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-09-16 16:38:50,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 158 transitions. [2019-09-16 16:38:50,859 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 158 transitions. Word has length 60 [2019-09-16 16:38:50,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:50,860 INFO L475 AbstractCegarLoop]: Abstraction has 135 states and 158 transitions. [2019-09-16 16:38:50,860 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:38:50,860 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 158 transitions. [2019-09-16 16:38:50,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-09-16 16:38:50,863 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:50,863 INFO L407 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:50,863 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:50,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:50,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1839911150, now seen corresponding path program 1 times [2019-09-16 16:38:50,864 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:50,864 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:50,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:50,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:50,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:51,037 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:51,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:38:51,038 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:38:51,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:38:51,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:38:51,039 INFO L87 Difference]: Start difference. First operand 135 states and 158 transitions. Second operand 7 states. [2019-09-16 16:38:51,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:51,565 INFO L93 Difference]: Finished difference Result 405 states and 492 transitions. [2019-09-16 16:38:51,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:38:51,566 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-09-16 16:38:51,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:51,571 INFO L225 Difference]: With dead ends: 405 [2019-09-16 16:38:51,572 INFO L226 Difference]: Without dead ends: 298 [2019-09-16 16:38:51,573 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:38:51,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2019-09-16 16:38:51,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 290. [2019-09-16 16:38:51,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 290 states. [2019-09-16 16:38:51,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 352 transitions. [2019-09-16 16:38:51,632 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 352 transitions. Word has length 64 [2019-09-16 16:38:51,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:51,632 INFO L475 AbstractCegarLoop]: Abstraction has 290 states and 352 transitions. [2019-09-16 16:38:51,633 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:38:51,633 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 352 transitions. [2019-09-16 16:38:51,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-09-16 16:38:51,636 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:51,636 INFO L407 BasicCegarLoop]: trace histogram [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, 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] [2019-09-16 16:38:51,636 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:51,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:51,637 INFO L82 PathProgramCache]: Analyzing trace with hash 423224560, now seen corresponding path program 1 times [2019-09-16 16:38:51,637 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:51,637 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:51,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:51,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:51,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:51,790 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-16 16:38:51,790 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:51,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:38:51,791 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:38:51,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:38:51,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:38:51,792 INFO L87 Difference]: Start difference. First operand 290 states and 352 transitions. Second operand 7 states. [2019-09-16 16:38:52,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:52,493 INFO L93 Difference]: Finished difference Result 731 states and 954 transitions. [2019-09-16 16:38:52,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-16 16:38:52,494 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-09-16 16:38:52,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:52,507 INFO L225 Difference]: With dead ends: 731 [2019-09-16 16:38:52,508 INFO L226 Difference]: Without dead ends: 469 [2019-09-16 16:38:52,515 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:38:52,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2019-09-16 16:38:52,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 416. [2019-09-16 16:38:52,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2019-09-16 16:38:52,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 503 transitions. [2019-09-16 16:38:52,605 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 503 transitions. Word has length 70 [2019-09-16 16:38:52,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:52,611 INFO L475 AbstractCegarLoop]: Abstraction has 416 states and 503 transitions. [2019-09-16 16:38:52,612 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:38:52,612 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 503 transitions. [2019-09-16 16:38:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-16 16:38:52,617 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:52,619 INFO L407 BasicCegarLoop]: trace histogram [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, 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] [2019-09-16 16:38:52,620 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:52,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:52,620 INFO L82 PathProgramCache]: Analyzing trace with hash -742421187, now seen corresponding path program 1 times [2019-09-16 16:38:52,620 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:52,620 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:52,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:52,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:52,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:52,825 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:52,825 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:38:52,827 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:38:52,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:38:52,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:38:52,827 INFO L87 Difference]: Start difference. First operand 416 states and 503 transitions. Second operand 6 states. [2019-09-16 16:38:52,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:52,901 INFO L93 Difference]: Finished difference Result 814 states and 1003 transitions. [2019-09-16 16:38:52,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:38:52,901 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2019-09-16 16:38:52,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:52,906 INFO L225 Difference]: With dead ends: 814 [2019-09-16 16:38:52,906 INFO L226 Difference]: Without dead ends: 426 [2019-09-16 16:38:52,908 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:38:52,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2019-09-16 16:38:52,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 426. [2019-09-16 16:38:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2019-09-16 16:38:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 513 transitions. [2019-09-16 16:38:52,939 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 513 transitions. Word has length 92 [2019-09-16 16:38:52,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:52,940 INFO L475 AbstractCegarLoop]: Abstraction has 426 states and 513 transitions. [2019-09-16 16:38:52,940 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:38:52,940 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 513 transitions. [2019-09-16 16:38:52,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-16 16:38:52,941 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:52,942 INFO L407 BasicCegarLoop]: trace histogram [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, 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] [2019-09-16 16:38:52,942 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:52,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:52,942 INFO L82 PathProgramCache]: Analyzing trace with hash -40821313, now seen corresponding path program 1 times [2019-09-16 16:38:52,943 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:52,943 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:52,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:52,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:52,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:53,046 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:53,046 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-16 16:38:53,047 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:38:53,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:38:53,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:38:53,048 INFO L87 Difference]: Start difference. First operand 426 states and 513 transitions. Second operand 8 states. [2019-09-16 16:38:53,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:53,097 INFO L93 Difference]: Finished difference Result 838 states and 1042 transitions. [2019-09-16 16:38:53,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:38:53,097 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2019-09-16 16:38:53,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:53,102 INFO L225 Difference]: With dead ends: 838 [2019-09-16 16:38:53,103 INFO L226 Difference]: Without dead ends: 440 [2019-09-16 16:38:53,104 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:38:53,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2019-09-16 16:38:53,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 434. [2019-09-16 16:38:53,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2019-09-16 16:38:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 521 transitions. [2019-09-16 16:38:53,142 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 521 transitions. Word has length 92 [2019-09-16 16:38:53,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:53,143 INFO L475 AbstractCegarLoop]: Abstraction has 434 states and 521 transitions. [2019-09-16 16:38:53,144 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:38:53,144 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 521 transitions. [2019-09-16 16:38:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-16 16:38:53,147 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:53,147 INFO L407 BasicCegarLoop]: trace histogram [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, 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] [2019-09-16 16:38:53,148 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:53,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:53,148 INFO L82 PathProgramCache]: Analyzing trace with hash 1684659584, now seen corresponding path program 1 times [2019-09-16 16:38:53,148 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:53,149 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:53,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:53,154 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:53,154 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:53,249 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:53,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:53,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:38:53,250 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:38:53,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:38:53,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:38:53,251 INFO L87 Difference]: Start difference. First operand 434 states and 521 transitions. Second operand 4 states. [2019-09-16 16:38:53,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:53,518 INFO L93 Difference]: Finished difference Result 1388 states and 1746 transitions. [2019-09-16 16:38:53,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-16 16:38:53,519 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 92 [2019-09-16 16:38:53,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:53,525 INFO L225 Difference]: With dead ends: 1388 [2019-09-16 16:38:53,525 INFO L226 Difference]: Without dead ends: 982 [2019-09-16 16:38:53,527 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:38:53,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2019-09-16 16:38:53,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 965. [2019-09-16 16:38:53,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 965 states. [2019-09-16 16:38:53,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1188 transitions. [2019-09-16 16:38:53,592 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1188 transitions. Word has length 92 [2019-09-16 16:38:53,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:53,593 INFO L475 AbstractCegarLoop]: Abstraction has 965 states and 1188 transitions. [2019-09-16 16:38:53,593 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:38:53,593 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1188 transitions. [2019-09-16 16:38:53,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-09-16 16:38:53,595 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:53,596 INFO L407 BasicCegarLoop]: trace histogram [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, 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] [2019-09-16 16:38:53,596 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:53,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:53,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1838654426, now seen corresponding path program 1 times [2019-09-16 16:38:53,596 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:53,597 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:53,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:53,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:53,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:53,821 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:38:53,821 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:38:53,821 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-16 16:38:53,822 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-16 16:38:53,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-16 16:38:53,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:38:53,823 INFO L87 Difference]: Start difference. First operand 965 states and 1188 transitions. Second operand 9 states. [2019-09-16 16:38:55,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:55,012 INFO L93 Difference]: Finished difference Result 2640 states and 3408 transitions. [2019-09-16 16:38:55,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-16 16:38:55,014 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2019-09-16 16:38:55,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:55,033 INFO L225 Difference]: With dead ends: 2640 [2019-09-16 16:38:55,033 INFO L226 Difference]: Without dead ends: 1885 [2019-09-16 16:38:55,039 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:38:55,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1885 states. [2019-09-16 16:38:55,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1885 to 1660. [2019-09-16 16:38:55,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1660 states. [2019-09-16 16:38:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1660 states and 2011 transitions. [2019-09-16 16:38:55,257 INFO L78 Accepts]: Start accepts. Automaton has 1660 states and 2011 transitions. Word has length 96 [2019-09-16 16:38:55,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:55,262 INFO L475 AbstractCegarLoop]: Abstraction has 1660 states and 2011 transitions. [2019-09-16 16:38:55,262 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-16 16:38:55,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 2011 transitions. [2019-09-16 16:38:55,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-09-16 16:38:55,270 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:55,270 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 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, 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, 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] [2019-09-16 16:38:55,270 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:55,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:55,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1624055928, now seen corresponding path program 1 times [2019-09-16 16:38:55,271 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:55,271 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:55,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:55,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:55,275 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:55,445 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-09-16 16:38:55,445 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:55,446 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:38:55,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:55,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 928 conjuncts, 8 conjunts are in the unsatisfiable core [2019-09-16 16:38:55,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:55,883 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Stream closed [2019-09-16 16:38:55,899 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:55,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2019-09-16 16:38:55,900 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-16 16:38:55,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-16 16:38:55,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-09-16 16:38:55,901 INFO L87 Difference]: Start difference. First operand 1660 states and 2011 transitions. Second operand 16 states. [2019-09-16 16:38:57,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:38:57,342 INFO L93 Difference]: Finished difference Result 3791 states and 4798 transitions. [2019-09-16 16:38:57,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-09-16 16:38:57,343 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 157 [2019-09-16 16:38:57,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:38:57,364 INFO L225 Difference]: With dead ends: 3791 [2019-09-16 16:38:57,365 INFO L226 Difference]: Without dead ends: 2335 [2019-09-16 16:38:57,374 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2019-09-16 16:38:57,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2335 states. [2019-09-16 16:38:57,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2335 to 2089. [2019-09-16 16:38:57,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2019-09-16 16:38:57,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2501 transitions. [2019-09-16 16:38:57,590 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2501 transitions. Word has length 157 [2019-09-16 16:38:57,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:38:57,591 INFO L475 AbstractCegarLoop]: Abstraction has 2089 states and 2501 transitions. [2019-09-16 16:38:57,591 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-16 16:38:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2501 transitions. [2019-09-16 16:38:57,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-09-16 16:38:57,604 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:38:57,604 INFO L407 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:38:57,605 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:38:57,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:38:57,605 INFO L82 PathProgramCache]: Analyzing trace with hash -1553804570, now seen corresponding path program 1 times [2019-09-16 16:38:57,605 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:38:57,606 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:38:57,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:57,609 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:57,609 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:38:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:57,839 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 69 proven. 2 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2019-09-16 16:38:57,839 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:38:57,840 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:38:57,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:38:58,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:38:58,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 1220 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-16 16:38:58,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:38:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 201 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:38:58,335 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:38:58,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 12] total 16 [2019-09-16 16:38:58,336 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-16 16:38:58,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-16 16:38:58,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2019-09-16 16:38:58,337 INFO L87 Difference]: Start difference. First operand 2089 states and 2501 transitions. Second operand 16 states. [2019-09-16 16:39:01,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:01,391 INFO L93 Difference]: Finished difference Result 5445 states and 7517 transitions. [2019-09-16 16:39:01,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2019-09-16 16:39:01,392 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 277 [2019-09-16 16:39:01,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:01,415 INFO L225 Difference]: With dead ends: 5445 [2019-09-16 16:39:01,415 INFO L226 Difference]: Without dead ends: 3414 [2019-09-16 16:39:01,424 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 279 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=239, Invalid=1093, Unknown=0, NotChecked=0, Total=1332 [2019-09-16 16:39:01,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3414 states. [2019-09-16 16:39:01,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3414 to 2446. [2019-09-16 16:39:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2446 states. [2019-09-16 16:39:01,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2446 states and 2874 transitions. [2019-09-16 16:39:01,666 INFO L78 Accepts]: Start accepts. Automaton has 2446 states and 2874 transitions. Word has length 277 [2019-09-16 16:39:01,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:01,666 INFO L475 AbstractCegarLoop]: Abstraction has 2446 states and 2874 transitions. [2019-09-16 16:39:01,666 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-16 16:39:01,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 2874 transitions. [2019-09-16 16:39:01,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-09-16 16:39:01,676 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:01,676 INFO L407 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:01,676 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:01,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:01,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1672439298, now seen corresponding path program 1 times [2019-09-16 16:39:01,677 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:01,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:01,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:01,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:01,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 93 proven. 53 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2019-09-16 16:39:01,946 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:39:01,946 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:39:02,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:02,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 12 conjunts are in the unsatisfiable core [2019-09-16 16:39:02,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:39:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 235 proven. 16 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-09-16 16:39:02,432 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:39:02,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 20 [2019-09-16 16:39:02,435 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-09-16 16:39:02,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-09-16 16:39:02,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2019-09-16 16:39:02,436 INFO L87 Difference]: Start difference. First operand 2446 states and 2874 transitions. Second operand 20 states. [2019-09-16 16:39:03,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:03,934 INFO L93 Difference]: Finished difference Result 4666 states and 5529 transitions. [2019-09-16 16:39:03,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-09-16 16:39:03,935 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 289 [2019-09-16 16:39:03,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:03,956 INFO L225 Difference]: With dead ends: 4666 [2019-09-16 16:39:03,956 INFO L226 Difference]: Without dead ends: 2454 [2019-09-16 16:39:03,966 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=162, Invalid=830, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:39:03,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2454 states. [2019-09-16 16:39:04,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2454 to 2448. [2019-09-16 16:39:04,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2448 states. [2019-09-16 16:39:04,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2448 states and 2868 transitions. [2019-09-16 16:39:04,121 INFO L78 Accepts]: Start accepts. Automaton has 2448 states and 2868 transitions. Word has length 289 [2019-09-16 16:39:04,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:04,122 INFO L475 AbstractCegarLoop]: Abstraction has 2448 states and 2868 transitions. [2019-09-16 16:39:04,122 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-09-16 16:39:04,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 2868 transitions. [2019-09-16 16:39:04,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-09-16 16:39:04,131 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:04,132 INFO L407 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:04,132 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:04,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:04,133 INFO L82 PathProgramCache]: Analyzing trace with hash 581061215, now seen corresponding path program 1 times [2019-09-16 16:39:04,133 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:04,134 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:04,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:04,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:04,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2019-09-16 16:39:04,482 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:39:04,482 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:39:04,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:04,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:04,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 28 conjunts are in the unsatisfiable core [2019-09-16 16:39:04,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:39:04,840 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 162 proven. 16 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (5)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:39:04,847 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:39:04,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 14 [2019-09-16 16:39:04,848 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-16 16:39:04,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-16 16:39:04,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2019-09-16 16:39:04,849 INFO L87 Difference]: Start difference. First operand 2448 states and 2868 transitions. Second operand 14 states. [2019-09-16 16:39:07,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:07,635 INFO L93 Difference]: Finished difference Result 5547 states and 7120 transitions. [2019-09-16 16:39:07,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2019-09-16 16:39:07,635 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 290 [2019-09-16 16:39:07,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:07,675 INFO L225 Difference]: With dead ends: 5547 [2019-09-16 16:39:07,675 INFO L226 Difference]: Without dead ends: 4069 [2019-09-16 16:39:07,688 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 309 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=285, Invalid=905, Unknown=0, NotChecked=0, Total=1190 [2019-09-16 16:39:07,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4069 states. [2019-09-16 16:39:07,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4069 to 3013. [2019-09-16 16:39:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3013 states. [2019-09-16 16:39:07,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 3013 states and 3529 transitions. [2019-09-16 16:39:07,939 INFO L78 Accepts]: Start accepts. Automaton has 3013 states and 3529 transitions. Word has length 290 [2019-09-16 16:39:07,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:07,941 INFO L475 AbstractCegarLoop]: Abstraction has 3013 states and 3529 transitions. [2019-09-16 16:39:07,941 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-16 16:39:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 3529 transitions. [2019-09-16 16:39:07,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2019-09-16 16:39:07,959 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:07,960 INFO L407 BasicCegarLoop]: trace histogram [11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:07,960 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:07,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:07,961 INFO L82 PathProgramCache]: Analyzing trace with hash 1595553200, now seen corresponding path program 1 times [2019-09-16 16:39:07,961 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:07,961 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:07,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:07,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:07,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:08,155 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2019-09-16 16:39:08,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:39:08,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:39:08,158 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:39:08,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:39:08,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:39:08,160 INFO L87 Difference]: Start difference. First operand 3013 states and 3529 transitions. Second operand 4 states. [2019-09-16 16:39:08,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:08,461 INFO L93 Difference]: Finished difference Result 3566 states and 4196 transitions. [2019-09-16 16:39:08,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-16 16:39:08,462 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 401 [2019-09-16 16:39:08,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:08,469 INFO L225 Difference]: With dead ends: 3566 [2019-09-16 16:39:08,470 INFO L226 Difference]: Without dead ends: 1251 [2019-09-16 16:39:08,475 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:39:08,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2019-09-16 16:39:08,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1225. [2019-09-16 16:39:08,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1225 states. [2019-09-16 16:39:08,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 1225 states and 1392 transitions. [2019-09-16 16:39:08,536 INFO L78 Accepts]: Start accepts. Automaton has 1225 states and 1392 transitions. Word has length 401 [2019-09-16 16:39:08,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:08,537 INFO L475 AbstractCegarLoop]: Abstraction has 1225 states and 1392 transitions. [2019-09-16 16:39:08,537 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:39:08,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1392 transitions. [2019-09-16 16:39:08,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2019-09-16 16:39:08,544 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:08,545 INFO L407 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:39:08,545 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:08,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:08,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1470688312, now seen corresponding path program 1 times [2019-09-16 16:39:08,546 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:08,546 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:08,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:08,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:08,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:08,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:09,131 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 146 proven. 57 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2019-09-16 16:39:09,132 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:39:09,132 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:39:09,246 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:09,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 1418 conjuncts, 15 conjunts are in the unsatisfiable core [2019-09-16 16:39:09,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:39:09,625 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-09-16 16:39:09,750 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 352 proven. 16 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-09-16 16:39:09,755 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:39:09,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 10] total 23 [2019-09-16 16:39:09,758 INFO L454 AbstractCegarLoop]: Interpolant automaton has 23 states [2019-09-16 16:39:09,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2019-09-16 16:39:09,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=430, Unknown=0, NotChecked=0, Total=506 [2019-09-16 16:39:09,759 INFO L87 Difference]: Start difference. First operand 1225 states and 1392 transitions. Second operand 23 states. [2019-09-16 16:39:15,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:15,464 INFO L93 Difference]: Finished difference Result 3397 states and 3996 transitions. [2019-09-16 16:39:15,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2019-09-16 16:39:15,464 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 358 [2019-09-16 16:39:15,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:15,476 INFO L225 Difference]: With dead ends: 3397 [2019-09-16 16:39:15,476 INFO L226 Difference]: Without dead ends: 2190 [2019-09-16 16:39:15,481 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 373 SyntacticMatches, 2 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1316 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=631, Invalid=3925, Unknown=0, NotChecked=0, Total=4556 [2019-09-16 16:39:15,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2190 states. [2019-09-16 16:39:15,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2190 to 1934. [2019-09-16 16:39:15,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1934 states. [2019-09-16 16:39:15,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1934 states and 2205 transitions. [2019-09-16 16:39:15,577 INFO L78 Accepts]: Start accepts. Automaton has 1934 states and 2205 transitions. Word has length 358 [2019-09-16 16:39:15,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:15,578 INFO L475 AbstractCegarLoop]: Abstraction has 1934 states and 2205 transitions. [2019-09-16 16:39:15,578 INFO L476 AbstractCegarLoop]: Interpolant automaton has 23 states. [2019-09-16 16:39:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2205 transitions. [2019-09-16 16:39:15,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2019-09-16 16:39:15,588 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:39:15,589 INFO L407 BasicCegarLoop]: trace histogram [11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2019-09-16 16:39:15,589 INFO L418 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:39:15,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:39:15,590 INFO L82 PathProgramCache]: Analyzing trace with hash -1563962358, now seen corresponding path program 1 times [2019-09-16 16:39:15,590 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:39:15,590 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:39:15,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:15,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:15,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:39:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:15,821 INFO L134 CoverageAnalysis]: Checked inductivity of 845 backedges. 138 proven. 28 refuted. 0 times theorem prover too weak. 679 trivial. 0 not checked. [2019-09-16 16:39:15,822 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:39:15,822 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:39:15,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:39:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:39:16,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-16 16:39:16,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:39:16,342 INFO L134 CoverageAnalysis]: Checked inductivity of 845 backedges. 368 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2019-09-16 16:39:16,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:39:16,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2019-09-16 16:39:16,353 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-09-16 16:39:16,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-09-16 16:39:16,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:39:16,353 INFO L87 Difference]: Start difference. First operand 1934 states and 2205 transitions. Second operand 13 states. [2019-09-16 16:39:16,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:39:16,422 INFO L93 Difference]: Finished difference Result 2184 states and 2480 transitions. [2019-09-16 16:39:16,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-16 16:39:16,423 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 430 [2019-09-16 16:39:16,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:39:16,424 INFO L225 Difference]: With dead ends: 2184 [2019-09-16 16:39:16,424 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:39:16,429 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 429 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2019-09-16 16:39:16,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:39:16,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:39:16,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:39:16,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:39:16,430 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 430 [2019-09-16 16:39:16,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:39:16,430 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:39:16,430 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-09-16 16:39:16,431 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:39:16,431 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:39:16,438 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:39:17,559 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 85 [2019-09-16 16:39:17,941 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 86 [2019-09-16 16:39:18,189 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 91 [2019-09-16 16:39:18,588 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-09-16 16:39:18,867 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 29 [2019-09-16 16:39:19,026 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 24 [2019-09-16 16:39:19,219 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 24 [2019-09-16 16:39:20,091 WARN L191 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 51 [2019-09-16 16:39:20,440 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 1 [2019-09-16 16:39:20,695 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-09-16 16:39:20,980 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2019-09-16 16:39:21,172 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 35 [2019-09-16 16:39:21,327 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2019-09-16 16:39:21,527 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 32 [2019-09-16 16:39:21,652 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 26 [2019-09-16 16:39:22,151 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 32 [2019-09-16 16:39:22,315 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 27 [2019-09-16 16:39:22,908 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 41 [2019-09-16 16:39:23,147 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 37 [2019-09-16 16:39:23,325 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 24 [2019-09-16 16:39:23,537 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 27 [2019-09-16 16:39:24,100 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 42 [2019-09-16 16:39:24,328 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 24 [2019-09-16 16:39:24,865 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 37 [2019-09-16 16:39:25,183 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 35 [2019-09-16 16:39:25,535 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 34 [2019-09-16 16:39:26,042 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 40 [2019-09-16 16:39:26,273 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 25 [2019-09-16 16:39:26,577 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 31 [2019-09-16 16:39:27,437 WARN L191 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 55 [2019-09-16 16:39:27,440 INFO L443 ceAbstractionStarter]: For program point L573(lines 550 574) no Hoare annotation was computed. [2019-09-16 16:39:27,441 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 526 581) no Hoare annotation was computed. [2019-09-16 16:39:27,441 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 561) no Hoare annotation was computed. [2019-09-16 16:39:27,441 INFO L443 ceAbstractionStarter]: For program point L557-1(lines 557 561) no Hoare annotation was computed. [2019-09-16 16:39:27,441 INFO L443 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-09-16 16:39:27,441 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 526 581) no Hoare annotation was computed. [2019-09-16 16:39:27,441 INFO L443 ceAbstractionStarter]: For program point L551-2(lines 551 572) no Hoare annotation was computed. [2019-09-16 16:39:27,441 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 526 581) no Hoare annotation was computed. [2019-09-16 16:39:27,441 INFO L443 ceAbstractionStarter]: For program point L609(line 609) no Hoare annotation was computed. [2019-09-16 16:39:27,441 INFO L443 ceAbstractionStarter]: For program point L608-2(lines 608 633) no Hoare annotation was computed. [2019-09-16 16:39:27,442 INFO L443 ceAbstractionStarter]: For program point L634(lines 607 635) no Hoare annotation was computed. [2019-09-16 16:39:27,442 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 582 641) no Hoare annotation was computed. [2019-09-16 16:39:27,442 INFO L443 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2019-09-16 16:39:27,442 INFO L443 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2019-09-16 16:39:27,442 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 582 641) no Hoare annotation was computed. [2019-09-16 16:39:27,442 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 582 641) no Hoare annotation was computed. [2019-09-16 16:39:27,442 INFO L443 ceAbstractionStarter]: For program point L614(lines 614 618) no Hoare annotation was computed. [2019-09-16 16:39:27,442 INFO L443 ceAbstractionStarter]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2019-09-16 16:39:27,442 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 457 463) the Hoare annotation is: true [2019-09-16 16:39:27,442 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 457 463) no Hoare annotation was computed. [2019-09-16 16:39:27,443 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 464 472) no Hoare annotation was computed. [2019-09-16 16:39:27,443 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 464 472) the Hoare annotation is: true [2019-09-16 16:39:27,443 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 464 472) no Hoare annotation was computed. [2019-09-16 16:39:27,443 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 954 961) the Hoare annotation is: (or (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2019-09-16 16:39:27,443 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 954 961) no Hoare annotation was computed. [2019-09-16 16:39:27,445 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 954 961) no Hoare annotation was computed. [2019-09-16 16:39:27,445 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 962 971) the Hoare annotation is: (let ((.cse4 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse5 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (not (= ~systemActive~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 0))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or .cse0 (not (<= ~waterLevel~0 1)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse5 .cse6) (or .cse0 .cse1 .cse7 .cse3 .cse6) (or .cse4 .cse1 .cse5 .cse7 .cse6) (or .cse1 .cse2 .cse0 .cse3 (not (= ~waterLevel~0 2))))) [2019-09-16 16:39:27,445 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 962 971) no Hoare annotation was computed. [2019-09-16 16:39:27,445 INFO L443 ceAbstractionStarter]: For program point L967(line 967) no Hoare annotation was computed. [2019-09-16 16:39:27,445 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 962 971) no Hoare annotation was computed. [2019-09-16 16:39:27,446 INFO L439 ceAbstractionStarter]: At program point L987(line 987) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse2 .cse0 .cse4) (or .cse5 (or (not (<= ~waterLevel~0 1)) .cse2 .cse3)) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2019-09-16 16:39:27,446 INFO L443 ceAbstractionStarter]: For program point L985(lines 985 991) no Hoare annotation was computed. [2019-09-16 16:39:27,446 INFO L443 ceAbstractionStarter]: For program point L984(lines 984 994) no Hoare annotation was computed. [2019-09-16 16:39:27,446 INFO L439 ceAbstractionStarter]: At program point L982(line 982) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0)) (.cse5 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse5) (or .cse6 .cse2 (or (not (<= ~waterLevel~0 1)) .cse3 .cse4)) (or .cse3 .cse0 .cse4 .cse1) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse3 .cse0 .cse2 .cse5) (or .cse6 (or .cse4 (or .cse3 .cse1))))) [2019-09-16 16:39:27,446 INFO L443 ceAbstractionStarter]: For program point L982-1(line 982) no Hoare annotation was computed. [2019-09-16 16:39:27,446 INFO L443 ceAbstractionStarter]: For program point L980(lines 980 997) no Hoare annotation was computed. [2019-09-16 16:39:27,446 INFO L443 ceAbstractionStarter]: For program point L980-1(lines 972 1000) no Hoare annotation was computed. [2019-09-16 16:39:27,447 INFO L446 ceAbstractionStarter]: At program point L978(line 978) the Hoare annotation is: true [2019-09-16 16:39:27,447 INFO L443 ceAbstractionStarter]: For program point L978-1(line 978) no Hoare annotation was computed. [2019-09-16 16:39:27,447 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 972 1000) the Hoare annotation is: true [2019-09-16 16:39:27,447 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 972 1000) no Hoare annotation was computed. [2019-09-16 16:39:27,447 INFO L439 ceAbstractionStarter]: At program point L354-1(line 354) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:27,447 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 348 370) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:27,447 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 348 370) no Hoare annotation was computed. [2019-09-16 16:39:27,448 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 348 370) no Hoare annotation was computed. [2019-09-16 16:39:27,448 INFO L439 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:27,448 INFO L439 ceAbstractionStarter]: At program point L360-1(line 360) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:27,448 INFO L443 ceAbstractionStarter]: For program point L358(lines 358 365) no Hoare annotation was computed. [2019-09-16 16:39:27,448 INFO L443 ceAbstractionStarter]: For program point L358-1(lines 358 365) no Hoare annotation was computed. [2019-09-16 16:39:27,448 INFO L443 ceAbstractionStarter]: For program point L356(line 356) no Hoare annotation was computed. [2019-09-16 16:39:27,448 INFO L439 ceAbstractionStarter]: At program point L355(line 355) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:27,449 INFO L439 ceAbstractionStarter]: At program point L354(line 354) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:27,449 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 301 324) no Hoare annotation was computed. [2019-09-16 16:39:27,449 INFO L443 ceAbstractionStarter]: For program point L319(line 319) no Hoare annotation was computed. [2019-09-16 16:39:27,449 INFO L443 ceAbstractionStarter]: For program point L318(line 318) no Hoare annotation was computed. [2019-09-16 16:39:27,449 INFO L443 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2019-09-16 16:39:27,449 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 301 324) no Hoare annotation was computed. [2019-09-16 16:39:27,449 INFO L443 ceAbstractionStarter]: For program point L316(line 316) no Hoare annotation was computed. [2019-09-16 16:39:27,449 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 301 324) no Hoare annotation was computed. [2019-09-16 16:39:27,450 INFO L443 ceAbstractionStarter]: For program point L315(line 315) no Hoare annotation was computed. [2019-09-16 16:39:27,450 INFO L443 ceAbstractionStarter]: For program point L314(line 314) no Hoare annotation was computed. [2019-09-16 16:39:27,450 INFO L443 ceAbstractionStarter]: For program point L313(line 313) no Hoare annotation was computed. [2019-09-16 16:39:27,450 INFO L443 ceAbstractionStarter]: For program point L312(line 312) no Hoare annotation was computed. [2019-09-16 16:39:27,450 INFO L443 ceAbstractionStarter]: For program point L311(line 311) no Hoare annotation was computed. [2019-09-16 16:39:27,450 INFO L443 ceAbstractionStarter]: For program point L310(line 310) no Hoare annotation was computed. [2019-09-16 16:39:27,450 INFO L443 ceAbstractionStarter]: For program point L309(line 309) no Hoare annotation was computed. [2019-09-16 16:39:27,450 INFO L443 ceAbstractionStarter]: For program point L308(line 308) no Hoare annotation was computed. [2019-09-16 16:39:27,450 INFO L443 ceAbstractionStarter]: For program point L307(line 307) no Hoare annotation was computed. [2019-09-16 16:39:27,451 INFO L443 ceAbstractionStarter]: For program point L306(line 306) no Hoare annotation was computed. [2019-09-16 16:39:27,451 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 252 266) no Hoare annotation was computed. [2019-09-16 16:39:27,452 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 262) no Hoare annotation was computed. [2019-09-16 16:39:27,452 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 252 266) the Hoare annotation is: (let ((.cse8 (= 0 ~systemActive~0)) (.cse15 (= 0 |old(~pumpRunning~0)|))) (let ((.cse2 (not .cse15)) (.cse14 (not (= ~waterLevel~0 2))) (.cse11 (= ~pumpRunning~0 0)) (.cse12 (not .cse8)) (.cse1 (= |old(~systemActive~0)| 0))) (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse5 (not .cse1)) (.cse3 (and .cse11 .cse12)) (.cse6 (or .cse2 .cse14)) (.cse7 (and (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 2 ~waterLevel~0)) .cse15)) (.cse10 (not (<= ~waterLevel~0 2))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse13 (and (= ~pumpRunning~0 1) .cse12)) (.cse9 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (and .cse7 .cse8)) (or .cse0 (= 1 ~systemActive~0) .cse9 (not (= |old(~systemActive~0)| 1)) .cse4) (or .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse5 .cse2 .cse10 .cse4 (and .cse11 .cse8)) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse3 .cse1 .cse2 .cse10) (or .cse6 .cse1 (and .cse7 .cse12)) (or (or .cse10 .cse4) .cse1 .cse13 .cse9) (or .cse13 .cse1 .cse9 .cse14))))) [2019-09-16 16:39:27,452 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 252 266) no Hoare annotation was computed. [2019-09-16 16:39:27,452 INFO L439 ceAbstractionStarter]: At program point L258(line 258) the Hoare annotation is: (let ((.cse2 (not (<= ~waterLevel~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (and (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1) (or .cse2 .cse0 .cse3) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse2 .cse4 .cse0) (or .cse2 (= 1 ~systemActive~0) .cse5 (not (= |old(~systemActive~0)| 1)) .cse3) (or (or (not (<= ~waterLevel~0 2)) .cse3) .cse4 .cse6 .cse5) (or .cse4 .cse0 (not (= ~waterLevel~0 1))) (or .cse6 .cse4 .cse5 .cse1))) [2019-09-16 16:39:27,452 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 169 177) no Hoare annotation was computed. [2019-09-16 16:39:27,453 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 169 177) the Hoare annotation is: true [2019-09-16 16:39:27,453 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 169 177) no Hoare annotation was computed. [2019-09-16 16:39:27,453 INFO L446 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: true [2019-09-16 16:39:27,453 INFO L443 ceAbstractionStarter]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2019-09-16 16:39:27,453 INFO L443 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2019-09-16 16:39:27,453 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 233 251) the Hoare annotation is: true [2019-09-16 16:39:27,453 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 233 251) no Hoare annotation was computed. [2019-09-16 16:39:27,453 INFO L443 ceAbstractionStarter]: For program point L242(lines 242 246) no Hoare annotation was computed. [2019-09-16 16:39:27,453 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 233 251) no Hoare annotation was computed. [2019-09-16 16:39:27,454 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 193) no Hoare annotation was computed. [2019-09-16 16:39:27,454 INFO L443 ceAbstractionStarter]: For program point L185-2(lines 185 193) no Hoare annotation was computed. [2019-09-16 16:39:27,454 INFO L443 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2019-09-16 16:39:27,454 INFO L443 ceAbstractionStarter]: For program point L208-1(line 208) no Hoare annotation was computed. [2019-09-16 16:39:27,454 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 178 213) no Hoare annotation was computed. [2019-09-16 16:39:27,455 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 178 213) no Hoare annotation was computed. [2019-09-16 16:39:27,455 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 205) no Hoare annotation was computed. [2019-09-16 16:39:27,455 INFO L443 ceAbstractionStarter]: For program point L197-2(lines 197 205) no Hoare annotation was computed. [2019-09-16 16:39:27,455 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 178 213) no Hoare annotation was computed. [2019-09-16 16:39:27,455 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 450 456) no Hoare annotation was computed. [2019-09-16 16:39:27,455 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 450 456) the Hoare annotation is: true [2019-09-16 16:39:27,455 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 480 525) no Hoare annotation was computed. [2019-09-16 16:39:27,455 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 480 525) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 480 525) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 793 838) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point L813(lines 813 820) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 793 838) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 827) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point L807-1(lines 807 827) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 793 838) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 334 344) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 334 344) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 334 344) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L439 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 158 168) no Hoare annotation was computed. [2019-09-16 16:39:27,456 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 158 168) no Hoare annotation was computed. [2019-09-16 16:39:27,457 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 158 168) no Hoare annotation was computed. [2019-09-16 16:39:27,457 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-09-16 16:39:27,457 INFO L443 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2019-09-16 16:39:27,457 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 150 157) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (or .cse0 (not (= ~waterLevel~0 2))) .cse1)) (or (or (not (<= ~waterLevel~0 2)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse0 (= ~pumpRunning~0 1) .cse1))) [2019-09-16 16:39:27,457 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 150 157) no Hoare annotation was computed. [2019-09-16 16:39:27,457 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 150 157) no Hoare annotation was computed. [2019-09-16 16:39:27,457 INFO L443 ceAbstractionStarter]: For program point L924(lines 924 930) no Hoare annotation was computed. [2019-09-16 16:39:27,457 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 920 933) no Hoare annotation was computed. [2019-09-16 16:39:27,457 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 920 933) the Hoare annotation is: true [2019-09-16 16:39:27,457 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 920 933) no Hoare annotation was computed. [2019-09-16 16:39:27,457 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= 1 processEnvironment_~tmp~1) (= ~pumpRunning~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2019-09-16 16:39:27,457 INFO L443 ceAbstractionStarter]: For program point L125(lines 125 133) no Hoare annotation was computed. [2019-09-16 16:39:27,458 INFO L439 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 (= ~pumpRunning~0 1) .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2019-09-16 16:39:27,458 INFO L443 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2019-09-16 16:39:27,458 INFO L443 ceAbstractionStarter]: For program point L121(lines 121 138) no Hoare annotation was computed. [2019-09-16 16:39:27,458 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 117 141) no Hoare annotation was computed. [2019-09-16 16:39:27,458 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 117 141) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~waterLevel~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4) (or .cse4 .cse3 .cse0 .cse1 .cse2))) [2019-09-16 16:39:27,458 INFO L439 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse3 .cse1 .cse2 .cse0 .cse4) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse4))) [2019-09-16 16:39:27,458 INFO L443 ceAbstractionStarter]: For program point L136-1(lines 117 141) no Hoare annotation was computed. [2019-09-16 16:39:27,458 INFO L439 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2019-09-16 16:39:27,458 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 83 89) no Hoare annotation was computed. [2019-09-16 16:39:27,458 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 83 89) the Hoare annotation is: true [2019-09-16 16:39:27,458 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 388) no Hoare annotation was computed. [2019-09-16 16:39:27,458 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 372 437) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-09-16 16:39:27,459 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 372 437) no Hoare annotation was computed. [2019-09-16 16:39:27,459 INFO L439 ceAbstractionStarter]: At program point L430(lines 381 431) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-09-16 16:39:27,459 INFO L439 ceAbstractionStarter]: At program point L420(line 420) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (= 2 ~waterLevel~0) .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and (and (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) .cse4) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse2 .cse5) .cse4) (and .cse0 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2019-09-16 16:39:27,459 INFO L443 ceAbstractionStarter]: For program point L418(lines 418 424) no Hoare annotation was computed. [2019-09-16 16:39:27,459 INFO L439 ceAbstractionStarter]: At program point L418-1(lines 412 425) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1 (= 2 ~waterLevel~0)) .cse2) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse1 (<= ~waterLevel~0 2) .cse2 (= 0 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (= ~waterLevel~0 2) (= ~pumpRunning~0 1)))) [2019-09-16 16:39:27,459 INFO L443 ceAbstractionStarter]: For program point L383(lines 382 429) no Hoare annotation was computed. [2019-09-16 16:39:27,459 INFO L443 ceAbstractionStarter]: For program point L412(lines 412 425) no Hoare annotation was computed. [2019-09-16 16:39:27,459 INFO L439 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse0 (<= ~waterLevel~0 2) .cse1) (= 0 ~systemActive~0)) (and (and .cse2 .cse0 (= 2 ~waterLevel~0)) .cse1) (and .cse2 .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse0 (= ~waterLevel~0 2) (= ~pumpRunning~0 1)))) [2019-09-16 16:39:27,459 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 408) no Hoare annotation was computed. [2019-09-16 16:39:27,459 INFO L443 ceAbstractionStarter]: For program point L402-1(lines 402 408) no Hoare annotation was computed. [2019-09-16 16:39:27,459 INFO L439 ceAbstractionStarter]: At program point L427(lines 382 429) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= ~waterLevel~0 2)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse2 (<= ~waterLevel~0 2) .cse4) (= 0 ~systemActive~0)) (and .cse1 .cse2 .cse3 (= ~pumpRunning~0 1)) (and .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (not (= |old(~waterLevel~0)| 1)))) [2019-09-16 16:39:27,460 INFO L439 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 (and .cse2 .cse4) (<= ~waterLevel~0 2)) (= 0 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse1 .cse2 (= 1 ~waterLevel~0)) .cse4) (and .cse1 .cse2 .cse3 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-09-16 16:39:27,460 INFO L443 ceAbstractionStarter]: For program point L392(lines 392 398) no Hoare annotation was computed. [2019-09-16 16:39:27,460 INFO L443 ceAbstractionStarter]: For program point L392-1(lines 392 398) no Hoare annotation was computed. [2019-09-16 16:39:27,460 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 372 437) no Hoare annotation was computed. [2019-09-16 16:39:27,460 INFO L443 ceAbstractionStarter]: For program point L767(lines 767 774) no Hoare annotation was computed. [2019-09-16 16:39:27,460 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 747 792) no Hoare annotation was computed. [2019-09-16 16:39:27,460 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 781) no Hoare annotation was computed. [2019-09-16 16:39:27,460 INFO L443 ceAbstractionStarter]: For program point L761-1(lines 761 781) no Hoare annotation was computed. [2019-09-16 16:39:27,460 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 747 792) no Hoare annotation was computed. [2019-09-16 16:39:27,461 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 747 792) no Hoare annotation was computed. [2019-09-16 16:39:27,461 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 934 942) no Hoare annotation was computed. [2019-09-16 16:39:27,461 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 934 942) the Hoare annotation is: true [2019-09-16 16:39:27,461 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 934 942) no Hoare annotation was computed. [2019-09-16 16:39:27,461 INFO L443 ceAbstractionStarter]: For program point L896(lines 896 904) no Hoare annotation was computed. [2019-09-16 16:39:27,461 INFO L443 ceAbstractionStarter]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2019-09-16 16:39:27,461 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 888 910) no Hoare annotation was computed. [2019-09-16 16:39:27,461 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 888 910) no Hoare annotation was computed. [2019-09-16 16:39:27,461 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 888 910) no Hoare annotation was computed. [2019-09-16 16:39:27,461 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 440 449) no Hoare annotation was computed. [2019-09-16 16:39:27,462 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 440 449) no Hoare annotation was computed. [2019-09-16 16:39:27,462 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 440 449) no Hoare annotation was computed. [2019-09-16 16:39:27,462 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 689) no Hoare annotation was computed. [2019-09-16 16:39:27,462 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 644 746) no Hoare annotation was computed. [2019-09-16 16:39:27,463 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 740) no Hoare annotation was computed. [2019-09-16 16:39:27,463 INFO L443 ceAbstractionStarter]: For program point L694(lines 693 713) no Hoare annotation was computed. [2019-09-16 16:39:27,463 INFO L443 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2019-09-16 16:39:27,463 INFO L443 ceAbstractionStarter]: For program point L725-1(line 725) no Hoare annotation was computed. [2019-09-16 16:39:27,463 INFO L443 ceAbstractionStarter]: For program point L690(lines 690 731) no Hoare annotation was computed. [2019-09-16 16:39:27,463 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 644 746) no Hoare annotation was computed. [2019-09-16 16:39:27,463 INFO L443 ceAbstractionStarter]: For program point L709(line 709) no Hoare annotation was computed. [2019-09-16 16:39:27,463 INFO L443 ceAbstractionStarter]: For program point L709-1(line 709) no Hoare annotation was computed. [2019-09-16 16:39:27,463 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 672) no Hoare annotation was computed. [2019-09-16 16:39:27,464 INFO L443 ceAbstractionStarter]: For program point L732(lines 732 743) no Hoare annotation was computed. [2019-09-16 16:39:27,464 INFO L443 ceAbstractionStarter]: For program point L695(lines 695 699) no Hoare annotation was computed. [2019-09-16 16:39:27,464 INFO L443 ceAbstractionStarter]: For program point L693-2(lines 693 713) no Hoare annotation was computed. [2019-09-16 16:39:27,464 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 644 746) no Hoare annotation was computed. [2019-09-16 16:39:27,464 INFO L443 ceAbstractionStarter]: For program point L714(lines 692 715) no Hoare annotation was computed. [2019-09-16 16:39:27,464 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:27,464 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-16 16:39:27,464 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:27,465 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 142 149) no Hoare annotation was computed. [2019-09-16 16:39:27,465 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 142 149) no Hoare annotation was computed. [2019-09-16 16:39:27,465 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 142 149) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2019-09-16 16:39:27,465 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 214 232) no Hoare annotation was computed. [2019-09-16 16:39:27,465 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 227) no Hoare annotation was computed. [2019-09-16 16:39:27,465 INFO L446 ceAbstractionStarter]: At program point L221(line 221) the Hoare annotation is: true [2019-09-16 16:39:27,466 INFO L443 ceAbstractionStarter]: For program point L223-2(lines 223 227) no Hoare annotation was computed. [2019-09-16 16:39:27,466 INFO L443 ceAbstractionStarter]: For program point L221-1(line 221) no Hoare annotation was computed. [2019-09-16 16:39:27,466 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 214 232) the Hoare annotation is: true [2019-09-16 16:39:27,466 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 214 232) no Hoare annotation was computed. [2019-09-16 16:39:27,467 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 911 919) the Hoare annotation is: true [2019-09-16 16:39:27,467 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 911 919) no Hoare annotation was computed. [2019-09-16 16:39:27,467 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 911 919) no Hoare annotation was computed. [2019-09-16 16:39:27,467 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 867 878) the Hoare annotation is: true [2019-09-16 16:39:27,467 INFO L443 ceAbstractionStarter]: For program point L871-1(lines 867 878) no Hoare annotation was computed. [2019-09-16 16:39:27,467 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 867 878) no Hoare annotation was computed. [2019-09-16 16:39:27,467 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:27,467 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:39:27,467 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:27,468 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 879 887) no Hoare annotation was computed. [2019-09-16 16:39:27,468 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 879 887) no Hoare annotation was computed. [2019-09-16 16:39:27,468 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 879 887) no Hoare annotation was computed. [2019-09-16 16:39:27,468 INFO L439 ceAbstractionStarter]: At program point L65(line 65) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse2 (not (= |old(~waterLevel~0)| 2)))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or .cse0 (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (or .cse1 (not (<= |old(~waterLevel~0)| 2))) (not (= ~systemActive~0 0)))))) [2019-09-16 16:39:27,468 INFO L443 ceAbstractionStarter]: For program point L63(lines 59 81) no Hoare annotation was computed. [2019-09-16 16:39:27,468 INFO L443 ceAbstractionStarter]: For program point L61(lines 59 81) no Hoare annotation was computed. [2019-09-16 16:39:27,469 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 56 82) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse12 (not (= |old(~waterLevel~0)| 2))) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (= ~pumpRunning~0 0))) (let ((.cse3 (and .cse11 .cse13)) (.cse10 (or .cse1 .cse12)) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse7 (<= 1 ~switchedOnBeforeTS~0)) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= ~systemActive~0 0))) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse5 .cse2) (or .cse6 .cse0 .cse7 .cse1 .cse2) (or (or .cse8 .cse0) .cse9 .cse3) (or (or .cse10 (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 1) .cse11)) (or .cse9 .cse0 .cse3 .cse12) (or (and .cse13 .cse11) (or .cse10 .cse0)) (or .cse6 .cse0 .cse9 .cse7 .cse2) (or .cse4 .cse8 .cse0 .cse9 .cse5) (or .cse0 .cse9 .cse4 .cse5 .cse12)))) [2019-09-16 16:39:27,469 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 56 82) no Hoare annotation was computed. [2019-09-16 16:39:27,469 INFO L439 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse0 (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0))) (.cse3 (or .cse2 (not (= |old(~waterLevel~0)| 2)))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (or .cse1 (not (<= |old(~waterLevel~0)| 2))) (not (= ~systemActive~0 0))) (or (or .cse3 (not (= 1 |old(~pumpRunning~0)|))) (and .cse4 (<= ~waterLevel~0 1) (= ~pumpRunning~0 1) (< 0 ~waterLevel~0))) (or .cse0 (or .cse3 .cse1))))) [2019-09-16 16:39:27,469 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 56 82) no Hoare annotation was computed. [2019-09-16 16:39:27,469 INFO L439 ceAbstractionStarter]: At program point L70(lines 70 76) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0))) (let ((.cse0 (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) .cse3 .cse5)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (or .cse2 (not (= |old(~waterLevel~0)| 2))))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (not (= ~systemActive~0 0)) .cse1 (not (<= |old(~waterLevel~0)| 2)) .cse0) (or (and (= ~pumpRunning~0 1) .cse3) .cse0 (or .cse4 .cse1)) (or (or .cse4 (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) (<= ~waterLevel~0 1) (< 0 ~waterLevel~0) .cse5))))) [2019-09-16 16:39:27,469 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 269 298) no Hoare annotation was computed. [2019-09-16 16:39:27,470 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 269 298) the Hoare annotation is: true [2019-09-16 16:39:27,470 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 287) no Hoare annotation was computed. [2019-09-16 16:39:27,470 INFO L446 ceAbstractionStarter]: At program point L283-1(lines 283 287) the Hoare annotation is: true [2019-09-16 16:39:27,470 INFO L443 ceAbstractionStarter]: For program point L280(line 280) no Hoare annotation was computed. [2019-09-16 16:39:27,470 INFO L446 ceAbstractionStarter]: At program point L279-2(lines 279 293) the Hoare annotation is: true [2019-09-16 16:39:27,470 INFO L446 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: true [2019-09-16 16:39:27,470 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-09-16 16:39:27,470 INFO L446 ceAbstractionStarter]: At program point L294(lines 269 298) the Hoare annotation is: true [2019-09-16 16:39:27,470 INFO L443 ceAbstractionStarter]: For program point L290(line 290) no Hoare annotation was computed. [2019-09-16 16:39:27,470 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 843 854) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (or (or (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (not (= 1 ~pumpRunning~0)))) [2019-09-16 16:39:27,471 INFO L443 ceAbstractionStarter]: For program point L847-1(lines 843 854) no Hoare annotation was computed. [2019-09-16 16:39:27,471 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 843 854) no Hoare annotation was computed. [2019-09-16 16:39:27,471 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 325 331) no Hoare annotation was computed. [2019-09-16 16:39:27,471 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 325 331) the Hoare annotation is: true [2019-09-16 16:39:27,471 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:39:27,471 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-16 16:39:27,471 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:39:27,471 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:39:27,471 INFO L439 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse3 .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2019-09-16 16:39:27,472 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 91 115) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse3 .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2019-09-16 16:39:27,472 INFO L443 ceAbstractionStarter]: For program point L97-1(line 97) no Hoare annotation was computed. [2019-09-16 16:39:27,472 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 112) no Hoare annotation was computed. [2019-09-16 16:39:27,472 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 91 115) no Hoare annotation was computed. [2019-09-16 16:39:27,472 INFO L439 ceAbstractionStarter]: At program point L110(line 110) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2019-09-16 16:39:27,472 INFO L443 ceAbstractionStarter]: For program point L110-1(lines 91 115) no Hoare annotation was computed. [2019-09-16 16:39:27,472 INFO L439 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2019-09-16 16:39:27,472 INFO L439 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (= ~pumpRunning~0 0)) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2019-09-16 16:39:27,473 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 107) no Hoare annotation was computed. [2019-09-16 16:39:27,473 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 855 866) no Hoare annotation was computed. [2019-09-16 16:39:27,473 INFO L443 ceAbstractionStarter]: For program point L859-1(lines 855 866) no Hoare annotation was computed. [2019-09-16 16:39:27,473 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 855 866) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1 .cse2) (or (or .cse3 .cse0 (not (= |old(~waterLevel~0)| 1))) .cse1) (or .cse1 (or .cse3 .cse0) .cse4 .cse2) (or (not (= ~systemActive~0 0)) (not (<= |old(~waterLevel~0)| 2)) .cse4 .cse1 .cse3))) [2019-09-16 16:39:27,473 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 944 951) no Hoare annotation was computed. [2019-09-16 16:39:27,473 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 944 951) the Hoare annotation is: true [2019-09-16 16:39:27,473 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 948) no Hoare annotation was computed. [2019-09-16 16:39:27,474 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 944 951) no Hoare annotation was computed. [2019-09-16 16:39:27,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:39:27 BoogieIcfgContainer [2019-09-16 16:39:27,502 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:39:27,505 INFO L168 Benchmark]: Toolchain (without parser) took 39606.40 ms. Allocated memory was 132.1 MB in the beginning and 899.7 MB in the end (delta: 767.6 MB). Free memory was 85.5 MB in the beginning and 773.7 MB in the end (delta: -688.1 MB). Peak memory consumption was 788.1 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:27,508 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 16:39:27,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.56 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 85.3 MB in the beginning and 164.4 MB in the end (delta: -79.0 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:27,510 INFO L168 Benchmark]: Boogie Preprocessor took 109.52 ms. Allocated memory is still 199.8 MB. Free memory was 164.4 MB in the beginning and 160.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:27,517 INFO L168 Benchmark]: RCFGBuilder took 1303.90 ms. Allocated memory was 199.8 MB in the beginning and 221.8 MB in the end (delta: 22.0 MB). Free memory was 160.0 MB in the beginning and 189.4 MB in the end (delta: -29.4 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:27,517 INFO L168 Benchmark]: TraceAbstraction took 37511.53 ms. Allocated memory was 221.8 MB in the beginning and 899.7 MB in the end (delta: 677.9 MB). Free memory was 189.4 MB in the beginning and 773.7 MB in the end (delta: -584.3 MB). Peak memory consumption was 802.3 MB. Max. memory is 7.1 GB. [2019-09-16 16:39:27,528 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.56 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 85.3 MB in the beginning and 164.4 MB in the end (delta: -79.0 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.52 ms. Allocated memory is still 199.8 MB. Free memory was 164.4 MB in the beginning and 160.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1303.90 ms. Allocated memory was 199.8 MB in the beginning and 221.8 MB in the end (delta: 22.0 MB). Free memory was 160.0 MB in the beginning and 189.4 MB in the end (delta: -29.4 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 37511.53 ms. Allocated memory was 221.8 MB in the beginning and 899.7 MB in the end (delta: 677.9 MB). Free memory was 189.4 MB in the beginning and 773.7 MB in the end (delta: -584.3 MB). Peak memory consumption was 802.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 948]: 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: 269]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 0)) || !(0 == \old(pumpRunning))) || ((((pumpRunning == switchedOnBeforeTS && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 0 == systemActive)) || (((1 == systemActive && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 1)) || (((1 == systemActive && 0 == splverifierCounter) && \old(waterLevel) == waterLevel) && pumpRunning == 0)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 381]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 251 locations, 1 error locations. SAFE Result, 37.4s OverallTime, 15 OverallIterations, 11 TraceHistogramMax, 18.0s AutomataDifference, 0.0s DeadEndRemovalTime, 11.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3145 SDtfs, 4899 SDslu, 10004 SDs, 0 SdLazy, 13373 SolverSat, 2952 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2143 GetRequests, 1879 SyntacticMatches, 5 SemanticMatches, 259 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2162 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3013occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 2867 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 5950 PreInvPairs, 6088 NumberOfFragments, 2504 HoareAnnotationTreeSize, 5950 FomulaSimplifications, 59170 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 64 FomulaSimplificationsInter, 53958 FormulaSimplificationTreeSizeReductionInter, 8.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 4628 NumberOfCodeBlocks, 4628 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4607 ConstructedInterpolants, 0 QuantifiedInterpolants, 1914184 SizeOfPredicates, 23 NumberOfNonLiveVariables, 7662 ConjunctsInSsa, 91 ConjunctsInUnsatCore, 21 InterpolantComputations, 10 PerfectInterpolantSequences, 5158/5416 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...