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_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:26:33,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:26:33,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:26:33,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:26:33,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:26:33,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:26:33,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:26:33,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:26:33,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:26:33,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:26:33,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:26:33,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:26:33,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:26:33,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:26:33,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:26:33,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:26:33,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:26:33,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:26:33,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:26:33,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:26:33,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:26:33,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:26:33,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:26:33,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:26:33,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:26:33,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:26:33,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:26:33,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:26:33,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:26:33,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:26:33,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:26:33,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:26:33,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:26:33,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:26:33,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:26:33,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:26:33,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:26:33,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:26:33,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:26:33,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:26:33,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:26:33,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 14:26:33,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:26:33,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:26:33,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:26:33,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:26:33,837 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:26:33,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:26:33,838 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:26:33,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:26:33,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:26:33,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:26:33,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:26:33,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:26:33,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:26:33,839 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:26:33,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:26:33,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:26:33,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:26:33,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:26:33,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:26:33,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:26:33,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:26:33,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:26:33,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:26:33,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:26:33,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:26:33,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:26:33,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:26:33,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:26:33,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:26:33,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:26:33,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:26:33,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:26:33,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:26:33,913 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:26:33,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c [2019-10-02 14:26:33,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a65d0e6cc/4ab3ed9f31ff4f57898967dc2e131ac4/FLAG6adf38139 [2019-10-02 14:26:34,507 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:26:34,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product59.cil.c [2019-10-02 14:26:34,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a65d0e6cc/4ab3ed9f31ff4f57898967dc2e131ac4/FLAG6adf38139 [2019-10-02 14:26:34,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a65d0e6cc/4ab3ed9f31ff4f57898967dc2e131ac4 [2019-10-02 14:26:34,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:26:34,809 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:26:34,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:26:34,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:26:34,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:26:34,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:26:34" (1/1) ... [2019-10-02 14:26:34,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f42c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:34, skipping insertion in model container [2019-10-02 14:26:34,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:26:34" (1/1) ... [2019-10-02 14:26:34,824 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:26:34,873 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:26:35,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:26:35,330 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:26:35,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:26:35,462 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:26:35,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35 WrapperNode [2019-10-02 14:26:35,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:26:35,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:26:35,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:26:35,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:26:35,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35" (1/1) ... [2019-10-02 14:26:35,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35" (1/1) ... [2019-10-02 14:26:35,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35" (1/1) ... [2019-10-02 14:26:35,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35" (1/1) ... [2019-10-02 14:26:35,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35" (1/1) ... [2019-10-02 14:26:35,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35" (1/1) ... [2019-10-02 14:26:35,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35" (1/1) ... [2019-10-02 14:26:35,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:26:35,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:26:35,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:26:35,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:26:35,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:26:35,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:26:35,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:26:35,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:26:35,650 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:26:35,651 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:26:35,652 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:26:35,652 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:26:35,652 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:26:35,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:26:35,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:26:35,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-02 14:26:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:26:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:26:35,654 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:26:35,655 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:26:35,655 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:26:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:26:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:26:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:26:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:26:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:26:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:26:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:26:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-02 14:26:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-02 14:26:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:26:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:26:35,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:26:35,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:26:35,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:26:35,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:26:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:26:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-02 14:26:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-02 14:26:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-02 14:26:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:26:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:26:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:26:35,662 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:26:35,662 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:26:35,662 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:26:35,662 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:26:35,662 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:26:35,663 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:26:35,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:26:35,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:26:35,663 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:26:35,664 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:26:35,664 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:26:35,664 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:26:35,664 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:26:35,664 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:26:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:26:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:26:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-02 14:26:35,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:26:35,666 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-02 14:26:35,666 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:26:35,666 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:26:35,666 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:26:35,666 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:26:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:26:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:26:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:26:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-02 14:26:35,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-02 14:26:35,668 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:26:35,668 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:26:35,668 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:26:35,668 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:26:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-02 14:26:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:26:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:26:35,669 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:26:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:26:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:26:35,670 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:26:35,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:26:35,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:26:35,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:26:35,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:26:35,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:26:35,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:26:35,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:26:35,672 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:26:35,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:26:35,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:26:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:26:35,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:26:35,674 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:26:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-02 14:26:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:26:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:26:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:26:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:26:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:26:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:26:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:26:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:26:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:26:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:26:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:26:36,876 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:26:36,877 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:26:36,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:26:36 BoogieIcfgContainer [2019-10-02 14:26:36,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:26:36,880 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:26:36,880 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:26:36,883 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:26:36,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:26:34" (1/3) ... [2019-10-02 14:26:36,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef0eb37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:26:36, skipping insertion in model container [2019-10-02 14:26:36,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:26:35" (2/3) ... [2019-10-02 14:26:36,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef0eb37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:26:36, skipping insertion in model container [2019-10-02 14:26:36,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:26:36" (3/3) ... [2019-10-02 14:26:36,891 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product59.cil.c [2019-10-02 14:26:36,901 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:26:36,912 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:26:36,930 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:26:36,972 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:26:36,973 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:26:36,973 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:26:36,974 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:26:36,974 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:26:36,974 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:26:36,975 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:26:36,976 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:26:36,976 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:26:37,004 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states. [2019-10-02 14:26:37,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-02 14:26:37,018 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:37,019 INFO L411 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] [2019-10-02 14:26:37,022 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:37,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:37,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1133755032, now seen corresponding path program 1 times [2019-10-02 14:26:37,031 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:37,031 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:37,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:37,089 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:37,089 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:37,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:26:37,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:37,370 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:26:37,374 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:26:37,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:26:37,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:26:37,391 INFO L87 Difference]: Start difference. First operand 202 states. Second operand 2 states. [2019-10-02 14:26:37,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:37,439 INFO L93 Difference]: Finished difference Result 314 states and 385 transitions. [2019-10-02 14:26:37,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:26:37,441 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-10-02 14:26:37,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:37,455 INFO L225 Difference]: With dead ends: 314 [2019-10-02 14:26:37,455 INFO L226 Difference]: Without dead ends: 159 [2019-10-02 14:26:37,460 INFO L640 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 [2019-10-02 14:26:37,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2019-10-02 14:26:37,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2019-10-02 14:26:37,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2019-10-02 14:26:37,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 186 transitions. [2019-10-02 14:26:37,524 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 186 transitions. Word has length 59 [2019-10-02 14:26:37,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:37,524 INFO L475 AbstractCegarLoop]: Abstraction has 159 states and 186 transitions. [2019-10-02 14:26:37,524 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:26:37,525 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 186 transitions. [2019-10-02 14:26:37,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-02 14:26:37,529 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:37,529 INFO L411 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] [2019-10-02 14:26:37,529 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:37,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:37,530 INFO L82 PathProgramCache]: Analyzing trace with hash -138893135, now seen corresponding path program 1 times [2019-10-02 14:26:37,530 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:37,530 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:37,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:37,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:37,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:37,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:37,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:26:37,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:37,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:26:37,690 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:26:37,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:26:37,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:26:37,692 INFO L87 Difference]: Start difference. First operand 159 states and 186 transitions. Second operand 3 states. [2019-10-02 14:26:37,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:37,741 INFO L93 Difference]: Finished difference Result 257 states and 299 transitions. [2019-10-02 14:26:37,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:26:37,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-10-02 14:26:37,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:37,745 INFO L225 Difference]: With dead ends: 257 [2019-10-02 14:26:37,745 INFO L226 Difference]: Without dead ends: 150 [2019-10-02 14:26:37,747 INFO L640 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 [2019-10-02 14:26:37,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-10-02 14:26:37,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-10-02 14:26:37,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-10-02 14:26:37,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 174 transitions. [2019-10-02 14:26:37,763 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 174 transitions. Word has length 60 [2019-10-02 14:26:37,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:37,764 INFO L475 AbstractCegarLoop]: Abstraction has 150 states and 174 transitions. [2019-10-02 14:26:37,764 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:26:37,764 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 174 transitions. [2019-10-02 14:26:37,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-02 14:26:37,767 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:37,767 INFO L411 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] [2019-10-02 14:26:37,767 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:37,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:37,768 INFO L82 PathProgramCache]: Analyzing trace with hash 1740604635, now seen corresponding path program 1 times [2019-10-02 14:26:37,768 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:37,768 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:37,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:37,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:37,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:37,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:26:37,949 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:37,949 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:26:37,951 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:26:37,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:26:37,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:26:37,952 INFO L87 Difference]: Start difference. First operand 150 states and 174 transitions. Second operand 7 states. [2019-10-02 14:26:38,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:38,464 INFO L93 Difference]: Finished difference Result 450 states and 540 transitions. [2019-10-02 14:26:38,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:26:38,465 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-10-02 14:26:38,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:38,474 INFO L225 Difference]: With dead ends: 450 [2019-10-02 14:26:38,475 INFO L226 Difference]: Without dead ends: 328 [2019-10-02 14:26:38,476 INFO L640 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 [2019-10-02 14:26:38,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2019-10-02 14:26:38,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 320. [2019-10-02 14:26:38,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2019-10-02 14:26:38,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 384 transitions. [2019-10-02 14:26:38,556 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 384 transitions. Word has length 64 [2019-10-02 14:26:38,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:38,557 INFO L475 AbstractCegarLoop]: Abstraction has 320 states and 384 transitions. [2019-10-02 14:26:38,560 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:26:38,560 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 384 transitions. [2019-10-02 14:26:38,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-02 14:26:38,567 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:38,567 INFO L411 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] [2019-10-02 14:26:38,572 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:38,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:38,573 INFO L82 PathProgramCache]: Analyzing trace with hash 659595443, now seen corresponding path program 1 times [2019-10-02 14:26:38,573 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:38,573 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:38,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:38,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:38,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:38,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-02 14:26:38,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:38,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:26:38,771 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:26:38,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:26:38,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:26:38,772 INFO L87 Difference]: Start difference. First operand 320 states and 384 transitions. Second operand 7 states. [2019-10-02 14:26:39,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:39,492 INFO L93 Difference]: Finished difference Result 795 states and 1022 transitions. [2019-10-02 14:26:39,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 14:26:39,493 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-10-02 14:26:39,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:39,499 INFO L225 Difference]: With dead ends: 795 [2019-10-02 14:26:39,499 INFO L226 Difference]: Without dead ends: 503 [2019-10-02 14:26:39,501 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:26:39,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2019-10-02 14:26:39,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 450. [2019-10-02 14:26:39,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2019-10-02 14:26:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 539 transitions. [2019-10-02 14:26:39,555 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 539 transitions. Word has length 70 [2019-10-02 14:26:39,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:39,556 INFO L475 AbstractCegarLoop]: Abstraction has 450 states and 539 transitions. [2019-10-02 14:26:39,556 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:26:39,556 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 539 transitions. [2019-10-02 14:26:39,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-10-02 14:26:39,559 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:39,560 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:26:39,560 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:39,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:39,561 INFO L82 PathProgramCache]: Analyzing trace with hash -73914297, now seen corresponding path program 1 times [2019-10-02 14:26:39,561 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:39,561 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:39,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:39,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:39,564 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:39,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:39,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:26:39,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:39,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:26:39,713 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:26:39,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:26:39,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:26:39,714 INFO L87 Difference]: Start difference. First operand 450 states and 539 transitions. Second operand 6 states. [2019-10-02 14:26:39,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:39,762 INFO L93 Difference]: Finished difference Result 886 states and 1094 transitions. [2019-10-02 14:26:39,762 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:26:39,762 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2019-10-02 14:26:39,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:39,766 INFO L225 Difference]: With dead ends: 886 [2019-10-02 14:26:39,766 INFO L226 Difference]: Without dead ends: 464 [2019-10-02 14:26:39,768 INFO L640 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 [2019-10-02 14:26:39,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2019-10-02 14:26:39,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 460. [2019-10-02 14:26:39,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2019-10-02 14:26:39,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 549 transitions. [2019-10-02 14:26:39,800 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 549 transitions. Word has length 107 [2019-10-02 14:26:39,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:39,800 INFO L475 AbstractCegarLoop]: Abstraction has 460 states and 549 transitions. [2019-10-02 14:26:39,801 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:26:39,801 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 549 transitions. [2019-10-02 14:26:39,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-10-02 14:26:39,803 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:39,803 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:26:39,803 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:39,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:39,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1854358405, now seen corresponding path program 1 times [2019-10-02 14:26:39,804 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:39,804 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:39,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:39,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:39,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:39,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:26:39,901 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:39,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:26:39,902 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:26:39,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:26:39,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:26:39,903 INFO L87 Difference]: Start difference. First operand 460 states and 549 transitions. Second operand 8 states. [2019-10-02 14:26:39,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:39,991 INFO L93 Difference]: Finished difference Result 906 states and 1114 transitions. [2019-10-02 14:26:39,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:26:39,991 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2019-10-02 14:26:39,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:39,995 INFO L225 Difference]: With dead ends: 906 [2019-10-02 14:26:39,995 INFO L226 Difference]: Without dead ends: 474 [2019-10-02 14:26:39,996 INFO L640 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 [2019-10-02 14:26:39,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2019-10-02 14:26:40,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 468. [2019-10-02 14:26:40,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2019-10-02 14:26:40,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 557 transitions. [2019-10-02 14:26:40,025 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 557 transitions. Word has length 107 [2019-10-02 14:26:40,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:40,026 INFO L475 AbstractCegarLoop]: Abstraction has 468 states and 557 transitions. [2019-10-02 14:26:40,026 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:26:40,026 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 557 transitions. [2019-10-02 14:26:40,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-10-02 14:26:40,028 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:40,028 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:26:40,029 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:40,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:40,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1613818276, now seen corresponding path program 1 times [2019-10-02 14:26:40,029 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:40,029 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:40,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:40,032 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:40,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:26:40,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:40,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 14:26:40,107 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:26:40,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:26:40,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:26:40,108 INFO L87 Difference]: Start difference. First operand 468 states and 557 transitions. Second operand 4 states. [2019-10-02 14:26:40,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:40,349 INFO L93 Difference]: Finished difference Result 1456 states and 1818 transitions. [2019-10-02 14:26:40,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:26:40,350 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2019-10-02 14:26:40,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:40,356 INFO L225 Difference]: With dead ends: 1456 [2019-10-02 14:26:40,357 INFO L226 Difference]: Without dead ends: 1016 [2019-10-02 14:26:40,359 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:26:40,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2019-10-02 14:26:40,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 999. [2019-10-02 14:26:40,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 999 states. [2019-10-02 14:26:40,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1224 transitions. [2019-10-02 14:26:40,451 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1224 transitions. Word has length 107 [2019-10-02 14:26:40,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:40,451 INFO L475 AbstractCegarLoop]: Abstraction has 999 states and 1224 transitions. [2019-10-02 14:26:40,451 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:26:40,452 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1224 transitions. [2019-10-02 14:26:40,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-10-02 14:26:40,454 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:40,455 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:26:40,455 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:40,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:40,455 INFO L82 PathProgramCache]: Analyzing trace with hash 608509898, now seen corresponding path program 1 times [2019-10-02 14:26:40,456 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:40,456 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:40,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:40,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:40,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:40,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:26:40,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:40,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 14:26:40,607 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 14:26:40,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 14:26:40,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:26:40,608 INFO L87 Difference]: Start difference. First operand 999 states and 1224 transitions. Second operand 9 states. [2019-10-02 14:26:41,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:41,739 INFO L93 Difference]: Finished difference Result 2742 states and 3516 transitions. [2019-10-02 14:26:41,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 14:26:41,744 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2019-10-02 14:26:41,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:41,757 INFO L225 Difference]: With dead ends: 2742 [2019-10-02 14:26:41,757 INFO L226 Difference]: Without dead ends: 1953 [2019-10-02 14:26:41,762 INFO L640 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 [2019-10-02 14:26:41,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1953 states. [2019-10-02 14:26:41,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1953 to 1728. [2019-10-02 14:26:41,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1728 states. [2019-10-02 14:26:41,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1728 states and 2083 transitions. [2019-10-02 14:26:41,914 INFO L78 Accepts]: Start accepts. Automaton has 1728 states and 2083 transitions. Word has length 111 [2019-10-02 14:26:41,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:41,915 INFO L475 AbstractCegarLoop]: Abstraction has 1728 states and 2083 transitions. [2019-10-02 14:26:41,915 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 14:26:41,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2083 transitions. [2019-10-02 14:26:41,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-10-02 14:26:41,919 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:41,919 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:26:41,920 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:41,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:41,920 INFO L82 PathProgramCache]: Analyzing trace with hash 866799866, now seen corresponding path program 1 times [2019-10-02 14:26:41,920 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:41,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:41,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:41,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:41,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:42,082 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-02 14:26:42,082 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:26:42,083 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 [2019-10-02 14:26:42,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:42,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-02 14:26:42,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:26:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:26:42,511 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:26:42,511 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2019-10-02 14:26:42,512 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-02 14:26:42,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-02 14:26:42,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-10-02 14:26:42,513 INFO L87 Difference]: Start difference. First operand 1728 states and 2083 transitions. Second operand 16 states. [2019-10-02 14:26:43,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:43,879 INFO L93 Difference]: Finished difference Result 3927 states and 4942 transitions. [2019-10-02 14:26:43,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-10-02 14:26:43,880 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 172 [2019-10-02 14:26:43,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:43,894 INFO L225 Difference]: With dead ends: 3927 [2019-10-02 14:26:43,894 INFO L226 Difference]: Without dead ends: 2403 [2019-10-02 14:26:43,901 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 171 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2019-10-02 14:26:43,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2403 states. [2019-10-02 14:26:44,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2403 to 2157. [2019-10-02 14:26:44,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2157 states. [2019-10-02 14:26:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 2573 transitions. [2019-10-02 14:26:44,036 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 2573 transitions. Word has length 172 [2019-10-02 14:26:44,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:44,037 INFO L475 AbstractCegarLoop]: Abstraction has 2157 states and 2573 transitions. [2019-10-02 14:26:44,037 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-02 14:26:44,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2573 transitions. [2019-10-02 14:26:44,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-10-02 14:26:44,048 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:44,048 INFO L411 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, 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] [2019-10-02 14:26:44,049 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:44,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:44,049 INFO L82 PathProgramCache]: Analyzing trace with hash 41456611, now seen corresponding path program 1 times [2019-10-02 14:26:44,049 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:44,050 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:44,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:44,052 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:44,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:44,302 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 69 proven. 2 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2019-10-02 14:26:44,302 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:26:44,302 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 [2019-10-02 14:26:44,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:44,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 1294 conjuncts, 22 conjunts are in the unsatisfiable core [2019-10-02 14:26:44,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:26:44,818 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 216 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 14:26:44,829 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:26:44,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 12] total 16 [2019-10-02 14:26:44,830 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-02 14:26:44,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-02 14:26:44,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2019-10-02 14:26:44,831 INFO L87 Difference]: Start difference. First operand 2157 states and 2573 transitions. Second operand 16 states. [2019-10-02 14:26:48,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:48,112 INFO L93 Difference]: Finished difference Result 5581 states and 7661 transitions. [2019-10-02 14:26:48,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2019-10-02 14:26:48,112 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 307 [2019-10-02 14:26:48,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:48,143 INFO L225 Difference]: With dead ends: 5581 [2019-10-02 14:26:48,144 INFO L226 Difference]: Without dead ends: 3482 [2019-10-02 14:26:48,158 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=239, Invalid=1093, Unknown=0, NotChecked=0, Total=1332 [2019-10-02 14:26:48,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3482 states. [2019-10-02 14:26:48,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3482 to 2514. [2019-10-02 14:26:48,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2514 states. [2019-10-02 14:26:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2514 states and 2946 transitions. [2019-10-02 14:26:48,510 INFO L78 Accepts]: Start accepts. Automaton has 2514 states and 2946 transitions. Word has length 307 [2019-10-02 14:26:48,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:48,511 INFO L475 AbstractCegarLoop]: Abstraction has 2514 states and 2946 transitions. [2019-10-02 14:26:48,511 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-02 14:26:48,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 2946 transitions. [2019-10-02 14:26:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2019-10-02 14:26:48,522 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:48,522 INFO L411 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, 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] [2019-10-02 14:26:48,522 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:48,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:48,523 INFO L82 PathProgramCache]: Analyzing trace with hash 269586567, now seen corresponding path program 1 times [2019-10-02 14:26:48,523 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:48,523 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:48,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:48,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:48,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:48,770 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 93 proven. 55 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 14:26:48,770 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:26:48,771 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 [2019-10-02 14:26:48,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:49,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 1327 conjuncts, 12 conjunts are in the unsatisfiable core [2019-10-02 14:26:49,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:26:49,197 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 250 proven. 16 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Stream closed [2019-10-02 14:26:49,202 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:26:49,203 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 20 [2019-10-02 14:26:49,204 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-10-02 14:26:49,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-10-02 14:26:49,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2019-10-02 14:26:49,204 INFO L87 Difference]: Start difference. First operand 2514 states and 2946 transitions. Second operand 20 states. [2019-10-02 14:26:50,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:50,751 INFO L93 Difference]: Finished difference Result 4802 states and 5673 transitions. [2019-10-02 14:26:50,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 14:26:50,751 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 319 [2019-10-02 14:26:50,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:50,766 INFO L225 Difference]: With dead ends: 4802 [2019-10-02 14:26:50,766 INFO L226 Difference]: Without dead ends: 2522 [2019-10-02 14:26:50,773 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=162, Invalid=830, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:26:50,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2522 states. [2019-10-02 14:26:50,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2522 to 2516. [2019-10-02 14:26:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2516 states. [2019-10-02 14:26:50,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 2516 states and 2940 transitions. [2019-10-02 14:26:50,911 INFO L78 Accepts]: Start accepts. Automaton has 2516 states and 2940 transitions. Word has length 319 [2019-10-02 14:26:50,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:50,912 INFO L475 AbstractCegarLoop]: Abstraction has 2516 states and 2940 transitions. [2019-10-02 14:26:50,912 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-10-02 14:26:50,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2516 states and 2940 transitions. [2019-10-02 14:26:50,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-10-02 14:26:50,924 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:50,925 INFO L411 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, 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] [2019-10-02 14:26:50,925 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:50,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:50,926 INFO L82 PathProgramCache]: Analyzing trace with hash 88323915, now seen corresponding path program 1 times [2019-10-02 14:26:50,926 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:50,926 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:50,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:50,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:50,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:51,186 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2019-10-02 14:26:51,186 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:26:51,187 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 [2019-10-02 14:26:51,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:51,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 1327 conjuncts, 28 conjunts are in the unsatisfiable core [2019-10-02 14:26:51,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:26:51,568 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 177 proven. 16 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2019-10-02 14:26:51,573 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:26:51,573 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 14 [2019-10-02 14:26:51,574 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 14:26:51,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 14:26:51,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2019-10-02 14:26:51,575 INFO L87 Difference]: Start difference. First operand 2516 states and 2940 transitions. Second operand 14 states. [2019-10-02 14:26:53,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:53,944 INFO L93 Difference]: Finished difference Result 5649 states and 7228 transitions. [2019-10-02 14:26:53,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2019-10-02 14:26:53,945 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 320 [2019-10-02 14:26:53,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:53,974 INFO L225 Difference]: With dead ends: 5649 [2019-10-02 14:26:53,974 INFO L226 Difference]: Without dead ends: 4137 [2019-10-02 14:26:53,985 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 339 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=285, Invalid=905, Unknown=0, NotChecked=0, Total=1190 [2019-10-02 14:26:53,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4137 states. [2019-10-02 14:26:54,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4137 to 3081. [2019-10-02 14:26:54,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3081 states. [2019-10-02 14:26:54,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 3081 states and 3601 transitions. [2019-10-02 14:26:54,202 INFO L78 Accepts]: Start accepts. Automaton has 3081 states and 3601 transitions. Word has length 320 [2019-10-02 14:26:54,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:54,204 INFO L475 AbstractCegarLoop]: Abstraction has 3081 states and 3601 transitions. [2019-10-02 14:26:54,204 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 14:26:54,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3081 states and 3601 transitions. [2019-10-02 14:26:54,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2019-10-02 14:26:54,216 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:54,217 INFO L411 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2019-10-02 14:26:54,217 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:54,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:54,217 INFO L82 PathProgramCache]: Analyzing trace with hash 197907314, now seen corresponding path program 1 times [2019-10-02 14:26:54,218 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:54,218 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:54,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:54,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:54,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:54,414 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2019-10-02 14:26:54,418 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:54,418 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:26:54,419 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:26:54,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:26:54,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:26:54,421 INFO L87 Difference]: Start difference. First operand 3081 states and 3601 transitions. Second operand 3 states. [2019-10-02 14:26:54,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:54,568 INFO L93 Difference]: Finished difference Result 3634 states and 4268 transitions. [2019-10-02 14:26:54,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:26:54,568 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 367 [2019-10-02 14:26:54,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:54,579 INFO L225 Difference]: With dead ends: 3634 [2019-10-02 14:26:54,579 INFO L226 Difference]: Without dead ends: 1285 [2019-10-02 14:26:54,587 INFO L640 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 [2019-10-02 14:26:54,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1285 states. [2019-10-02 14:26:54,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1285 to 1259. [2019-10-02 14:26:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1259 states. [2019-10-02 14:26:54,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1428 transitions. [2019-10-02 14:26:54,687 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1428 transitions. Word has length 367 [2019-10-02 14:26:54,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:54,688 INFO L475 AbstractCegarLoop]: Abstraction has 1259 states and 1428 transitions. [2019-10-02 14:26:54,688 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:26:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1428 transitions. [2019-10-02 14:26:54,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-10-02 14:26:54,705 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:54,705 INFO L411 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, 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] [2019-10-02 14:26:54,706 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:54,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:54,706 INFO L82 PathProgramCache]: Analyzing trace with hash 532410555, now seen corresponding path program 1 times [2019-10-02 14:26:54,707 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:54,707 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:54,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:54,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:54,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:55,126 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 173 proven. 25 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2019-10-02 14:26:55,127 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:26:55,127 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 [2019-10-02 14:26:55,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:55,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 1492 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-02 14:26:55,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:26:55,495 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-02 14:26:55,594 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 367 proven. 16 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-10-02 14:26:55,599 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:26:55,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 20 [2019-10-02 14:26:55,600 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-10-02 14:26:55,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-10-02 14:26:55,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2019-10-02 14:26:55,601 INFO L87 Difference]: Start difference. First operand 1259 states and 1428 transitions. Second operand 20 states. [2019-10-02 14:26:58,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:58,203 INFO L93 Difference]: Finished difference Result 2030 states and 2322 transitions. [2019-10-02 14:26:58,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2019-10-02 14:26:58,203 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 388 [2019-10-02 14:26:58,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:58,204 INFO L225 Difference]: With dead ends: 2030 [2019-10-02 14:26:58,205 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:26:58,210 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 394 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=387, Invalid=1419, Unknown=0, NotChecked=0, Total=1806 [2019-10-02 14:26:58,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:26:58,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:26:58,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:26:58,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:26:58,211 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 388 [2019-10-02 14:26:58,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:58,211 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:26:58,212 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-10-02 14:26:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:26:58,212 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:26:58,217 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:26:58,485 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 100 [2019-10-02 14:26:58,998 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 96 [2019-10-02 14:26:59,709 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 102 [2019-10-02 14:27:00,031 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 111 [2019-10-02 14:27:00,392 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 31 [2019-10-02 14:27:00,706 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 41 [2019-10-02 14:27:01,080 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 39 [2019-10-02 14:27:01,382 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 37 [2019-10-02 14:27:01,765 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 43 [2019-10-02 14:27:01,915 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2019-10-02 14:27:02,451 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 46 [2019-10-02 14:27:02,939 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 42 [2019-10-02 14:27:03,100 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 29 [2019-10-02 14:27:03,912 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 56 [2019-10-02 14:27:04,266 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2019-10-02 14:27:04,401 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2019-10-02 14:27:05,036 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 54 [2019-10-02 14:27:05,448 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 39 [2019-10-02 14:27:05,923 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 35 [2019-10-02 14:27:06,144 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 31 [2019-10-02 14:27:06,303 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 29 [2019-10-02 14:27:06,505 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 30 [2019-10-02 14:27:06,799 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 38 [2019-10-02 14:27:06,973 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 33 [2019-10-02 14:27:07,151 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 31 [2019-10-02 14:27:07,439 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 39 [2019-10-02 14:27:07,686 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 32 [2019-10-02 14:27:08,004 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 30 [2019-10-02 14:27:08,492 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 37 [2019-10-02 14:27:08,651 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 23 [2019-10-02 14:27:09,438 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 55 [2019-10-02 14:27:10,046 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 49 [2019-10-02 14:27:10,223 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point L543(lines 543 547) no Hoare annotation was computed. [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 543 547) no Hoare annotation was computed. [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point L537-2(lines 537 558) no Hoare annotation was computed. [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 512 567) no Hoare annotation was computed. [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point L559(lines 536 560) no Hoare annotation was computed. [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 512 567) no Hoare annotation was computed. [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 512 567) no Hoare annotation was computed. [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point L600(lines 600 604) no Hoare annotation was computed. [2019-10-02 14:27:10,269 INFO L443 ceAbstractionStarter]: For program point L600-1(lines 600 604) no Hoare annotation was computed. [2019-10-02 14:27:10,270 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 568 627) no Hoare annotation was computed. [2019-10-02 14:27:10,270 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-02 14:27:10,270 INFO L443 ceAbstractionStarter]: For program point L594-2(lines 594 619) no Hoare annotation was computed. [2019-10-02 14:27:10,270 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 568 627) no Hoare annotation was computed. [2019-10-02 14:27:10,270 INFO L443 ceAbstractionStarter]: For program point L620(lines 593 621) no Hoare annotation was computed. [2019-10-02 14:27:10,270 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 568 627) no Hoare annotation was computed. [2019-10-02 14:27:10,270 INFO L443 ceAbstractionStarter]: For program point L613(line 613) no Hoare annotation was computed. [2019-10-02 14:27:10,270 INFO L443 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2019-10-02 14:27:10,270 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 1002 1008) the Hoare annotation is: true [2019-10-02 14:27:10,270 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 1002 1008) no Hoare annotation was computed. [2019-10-02 14:27:10,271 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 1009 1017) no Hoare annotation was computed. [2019-10-02 14:27:10,271 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 1009 1017) the Hoare annotation is: true [2019-10-02 14:27:10,271 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 1009 1017) no Hoare annotation was computed. [2019-10-02 14:27:10,271 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 836 843) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2019-10-02 14:27:10,271 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 836 843) no Hoare annotation was computed. [2019-10-02 14:27:10,271 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 836 843) no Hoare annotation was computed. [2019-10-02 14:27:10,271 INFO L443 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2019-10-02 14:27:10,271 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 844 853) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse6 .cse0 .cse2 .cse3 .cse4) (or .cse6 .cse7 (not (<= ~waterLevel~0 2)) .cse3 .cse0) (or .cse5 .cse8 .cse6 .cse2 .cse4) (or (not (= ~waterLevel~0 0)) .cse0 .cse1 .cse2 .cse3))) [2019-10-02 14:27:10,271 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 844 853) no Hoare annotation was computed. [2019-10-02 14:27:10,271 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 844 853) no Hoare annotation was computed. [2019-10-02 14:27:10,272 INFO L439 ceAbstractionStarter]: At program point L864(line 864) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0)) (.cse4 (not (= ~waterLevel~0 1))) (.cse7 (not (= ~systemActive~0 0))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse3 .cse1 .cse4 .cse5) (or (not (= ~waterLevel~0 0)) .cse0 .cse1 .cse6 .cse5) (or .cse0 .cse1 .cse6 .cse5 .cse4) (or .cse7 .cse5 (or (not (<= ~waterLevel~0 1)) .cse3 .cse6)) (or .cse3 .cse1 .cse6 .cse2) (or .cse3 .cse1 .cse6 .cse5 .cse4) (or .cse7 (or .cse6 (or .cse3 .cse2))))) [2019-10-02 14:27:10,273 INFO L443 ceAbstractionStarter]: For program point L864-1(line 864) no Hoare annotation was computed. [2019-10-02 14:27:10,273 INFO L443 ceAbstractionStarter]: For program point L862(lines 862 879) no Hoare annotation was computed. [2019-10-02 14:27:10,273 INFO L443 ceAbstractionStarter]: For program point L862-1(lines 854 882) no Hoare annotation was computed. [2019-10-02 14:27:10,274 INFO L446 ceAbstractionStarter]: At program point L860(line 860) the Hoare annotation is: true [2019-10-02 14:27:10,274 INFO L443 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2019-10-02 14:27:10,274 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 854 882) the Hoare annotation is: true [2019-10-02 14:27:10,274 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 854 882) no Hoare annotation was computed. [2019-10-02 14:27:10,274 INFO L439 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse5 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2))) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 .cse5) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse3 .cse1 .cse5) (or .cse6 (or (not (<= ~waterLevel~0 1)) .cse3 .cse4)) (or .cse0 .cse1 .cse4 .cse5) (or .cse3 .cse1 .cse4 .cse2) (or .cse6 (or .cse4 (or .cse3 .cse2))) (or (not (= ~waterLevel~0 0)) .cse0 .cse1 .cse4))) [2019-10-02 14:27:10,274 INFO L443 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2019-10-02 14:27:10,274 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 876) no Hoare annotation was computed. [2019-10-02 14:27:10,275 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 960 982) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,275 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 960 982) no Hoare annotation was computed. [2019-10-02 14:27:10,275 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 960 982) no Hoare annotation was computed. [2019-10-02 14:27:10,275 INFO L439 ceAbstractionStarter]: At program point L972(line 972) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= main_~tmp~10 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,275 INFO L439 ceAbstractionStarter]: At program point L972-1(line 972) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= main_~tmp~10 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,275 INFO L443 ceAbstractionStarter]: For program point L970(lines 970 977) no Hoare annotation was computed. [2019-10-02 14:27:10,275 INFO L443 ceAbstractionStarter]: For program point L970-1(lines 970 977) no Hoare annotation was computed. [2019-10-02 14:27:10,275 INFO L443 ceAbstractionStarter]: For program point L968(line 968) no Hoare annotation was computed. [2019-10-02 14:27:10,276 INFO L439 ceAbstractionStarter]: At program point L967(line 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,276 INFO L439 ceAbstractionStarter]: At program point L966(line 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,276 INFO L439 ceAbstractionStarter]: At program point L966-1(line 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,276 INFO L443 ceAbstractionStarter]: For program point L929(line 929) no Hoare annotation was computed. [2019-10-02 14:27:10,276 INFO L443 ceAbstractionStarter]: For program point L928(line 928) no Hoare annotation was computed. [2019-10-02 14:27:10,276 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 915 938) no Hoare annotation was computed. [2019-10-02 14:27:10,276 INFO L443 ceAbstractionStarter]: For program point L927(line 927) no Hoare annotation was computed. [2019-10-02 14:27:10,276 INFO L443 ceAbstractionStarter]: For program point L926(line 926) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 915 938) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point L924(line 924) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 915 938) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point L922(line 922) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point L921(line 921) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point L920(line 920) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2019-10-02 14:27:10,277 INFO L443 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2019-10-02 14:27:10,278 INFO L443 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2019-10-02 14:27:10,278 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 444 458) no Hoare annotation was computed. [2019-10-02 14:27:10,278 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 454) no Hoare annotation was computed. [2019-10-02 14:27:10,278 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 444 458) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0)) (.cse7 (= |old(~systemActive~0)| 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= ~waterLevel~0 2)))) (let ((.cse3 (or .cse0 .cse11)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (not .cse7)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse10 (= ~pumpRunning~0 1)) (.cse9 (not .cse6)) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse0 .cse1 .cse2) (or .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 .cse2 .cse4) (or .cse5 .cse3 .cse6) (or .cse0 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse7 .cse1 .cse4) .cse8 (and .cse9 .cse10)) (or .cse5 .cse0 .cse1 .cse4 .cse6) (or .cse7 .cse8 (and .cse10 .cse9) .cse11) (or (not (<= ~waterLevel~0 1)) .cse8 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1)) .cse4)))) [2019-10-02 14:27:10,278 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 444 458) no Hoare annotation was computed. [2019-10-02 14:27:10,278 INFO L439 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: (let ((.cse4 (= |old(~systemActive~0)| 0)) (.cse7 (= ~pumpRunning~0 1)) (.cse6 (not (= 0 ~systemActive~0))) (.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 1))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse2 .cse0) (or .cse2 .cse0 .cse3) (or (or .cse4 (not (<= ~waterLevel~0 2)) .cse3) .cse5 (and .cse6 .cse7)) (or .cse4 .cse5 (and .cse7 .cse6) .cse1) (or .cse0 (not (= ~waterLevel~0 1))) (or .cse2 .cse5 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1)) .cse3))) [2019-10-02 14:27:10,279 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 361 369) no Hoare annotation was computed. [2019-10-02 14:27:10,279 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 361 369) the Hoare annotation is: true [2019-10-02 14:27:10,279 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 361 369) no Hoare annotation was computed. [2019-10-02 14:27:10,279 INFO L446 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: true [2019-10-02 14:27:10,279 INFO L443 ceAbstractionStarter]: For program point L434-2(lines 434 438) no Hoare annotation was computed. [2019-10-02 14:27:10,279 INFO L443 ceAbstractionStarter]: For program point L432-1(line 432) no Hoare annotation was computed. [2019-10-02 14:27:10,279 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 425 443) the Hoare annotation is: true [2019-10-02 14:27:10,279 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 425 443) no Hoare annotation was computed. [2019-10-02 14:27:10,280 INFO L443 ceAbstractionStarter]: For program point L434(lines 434 438) no Hoare annotation was computed. [2019-10-02 14:27:10,280 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 425 443) no Hoare annotation was computed. [2019-10-02 14:27:10,280 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 385) no Hoare annotation was computed. [2019-10-02 14:27:10,280 INFO L443 ceAbstractionStarter]: For program point L377-2(lines 377 385) no Hoare annotation was computed. [2019-10-02 14:27:10,280 INFO L443 ceAbstractionStarter]: For program point L400(line 400) no Hoare annotation was computed. [2019-10-02 14:27:10,280 INFO L443 ceAbstractionStarter]: For program point L400-1(line 400) no Hoare annotation was computed. [2019-10-02 14:27:10,280 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 370 405) no Hoare annotation was computed. [2019-10-02 14:27:10,280 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 370 405) no Hoare annotation was computed. [2019-10-02 14:27:10,280 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 397) no Hoare annotation was computed. [2019-10-02 14:27:10,281 INFO L443 ceAbstractionStarter]: For program point L389-2(lines 389 397) no Hoare annotation was computed. [2019-10-02 14:27:10,281 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 370 405) no Hoare annotation was computed. [2019-10-02 14:27:10,281 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 995 1001) no Hoare annotation was computed. [2019-10-02 14:27:10,281 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 995 1001) the Hoare annotation is: true [2019-10-02 14:27:10,281 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 466 511) no Hoare annotation was computed. [2019-10-02 14:27:10,281 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 466 511) no Hoare annotation was computed. [2019-10-02 14:27:10,281 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 466 511) no Hoare annotation was computed. [2019-10-02 14:27:10,281 INFO L443 ceAbstractionStarter]: For program point L799(lines 799 806) no Hoare annotation was computed. [2019-10-02 14:27:10,281 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 779 824) no Hoare annotation was computed. [2019-10-02 14:27:10,282 INFO L443 ceAbstractionStarter]: For program point L793(lines 793 813) no Hoare annotation was computed. [2019-10-02 14:27:10,282 INFO L443 ceAbstractionStarter]: For program point L793-1(lines 793 813) no Hoare annotation was computed. [2019-10-02 14:27:10,282 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 779 824) no Hoare annotation was computed. [2019-10-02 14:27:10,282 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 779 824) no Hoare annotation was computed. [2019-10-02 14:27:10,282 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 946 956) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,282 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 946 956) no Hoare annotation was computed. [2019-10-02 14:27:10,282 INFO L439 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,283 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 946 956) no Hoare annotation was computed. [2019-10-02 14:27:10,283 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 350 360) the Hoare annotation is: true [2019-10-02 14:27:10,283 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 350 360) no Hoare annotation was computed. [2019-10-02 14:27:10,283 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 350 360) no Hoare annotation was computed. [2019-10-02 14:27:10,283 INFO L446 ceAbstractionStarter]: At program point L355(line 355) the Hoare annotation is: true [2019-10-02 14:27:10,283 INFO L443 ceAbstractionStarter]: For program point L355-1(line 355) no Hoare annotation was computed. [2019-10-02 14:27:10,283 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 342 349) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or .cse0 (not (<= ~waterLevel~0 2)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse1) (or .cse0 .cse1 (= ~pumpRunning~0 1) (not (= ~waterLevel~0 2))))) [2019-10-02 14:27:10,283 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 342 349) no Hoare annotation was computed. [2019-10-02 14:27:10,284 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 342 349) no Hoare annotation was computed. [2019-10-02 14:27:10,284 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2019-10-02 14:27:10,284 INFO L443 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2019-10-02 14:27:10,284 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2019-10-02 14:27:10,284 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2019-10-02 14:27:10,284 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 291 315) no Hoare annotation was computed. [2019-10-02 14:27:10,284 INFO L439 ceAbstractionStarter]: At program point L310(line 310) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 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 (not (<= ~waterLevel~0 1)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 (not (<= 0 ~waterLevel~0))) (or .cse1 .cse3 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2019-10-02 14:27:10,284 INFO L443 ceAbstractionStarter]: For program point L310-1(lines 291 315) no Hoare annotation was computed. [2019-10-02 14:27:10,285 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 291 315) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse3 (or .cse5 .cse2 (not (= ~waterLevel~0 2)))) .cse6) (or (not (= ~waterLevel~0 0)) .cse0 .cse1 .cse2 .cse3) (or .cse5 .cse6 .cse2 .cse3 .cse4))) [2019-10-02 14:27:10,285 INFO L439 ceAbstractionStarter]: At program point L305(line 305) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1))) (.cse5 (and (= 0 processEnvironment_~tmp~2) (= ~pumpRunning~0 1))) (.cse3 (not (= 1 |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 .cse3 .cse2 .cse0 .cse4 .cse5) (or .cse1 .cse2 .cse0 .cse4) (or (not (= ~waterLevel~0 0)) .cse5 .cse3 .cse2 .cse0))) [2019-10-02 14:27:10,285 INFO L439 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1))) (.cse3 (not (= 1 |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 (= ~pumpRunning~0 1) .cse3 .cse2 .cse0 .cse4) (or .cse1 .cse2 .cse0 .cse4) (or (not (<= ~waterLevel~0 0)) .cse3 .cse2 .cse0 (not (<= 0 ~waterLevel~0))))) [2019-10-02 14:27:10,285 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 307) no Hoare annotation was computed. [2019-10-02 14:27:10,285 INFO L439 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~waterLevel~0 1))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= 1 |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 .cse3 .cse4 .cse2 .cse0 .cse5) (or .cse1 .cse2 .cse0 .cse5) (or (not (= ~waterLevel~0 0)) .cse3 .cse4 .cse2 .cse0))) [2019-10-02 14:27:10,285 INFO L443 ceAbstractionStarter]: For program point L297-1(line 297) no Hoare annotation was computed. [2019-10-02 14:27:10,285 INFO L443 ceAbstractionStarter]: For program point L295(lines 295 312) no Hoare annotation was computed. [2019-10-02 14:27:10,286 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 257 263) no Hoare annotation was computed. [2019-10-02 14:27:10,286 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 257 263) the Hoare annotation is: true [2019-10-02 14:27:10,286 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 154 219) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,286 INFO L439 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 1))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 (= 0 ~waterLevel~0)) (and (and (and .cse1 .cse2 .cse4) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (<= 2 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (and (and .cse0 .cse2 (<= ~waterLevel~0 2) .cse4) (= 0 ~systemActive~0)) (and .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse1 .cse2 (= ~waterLevel~0 2) .cse3) (not (= |old(~waterLevel~0)| 1)))) [2019-10-02 14:27:10,286 INFO L443 ceAbstractionStarter]: For program point L184(lines 184 190) no Hoare annotation was computed. [2019-10-02 14:27:10,286 INFO L443 ceAbstractionStarter]: For program point L184-1(lines 184 190) no Hoare annotation was computed. [2019-10-02 14:27:10,286 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 154 219) no Hoare annotation was computed. [2019-10-02 14:27:10,287 INFO L439 ceAbstractionStarter]: At program point L209(lines 164 211) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse0 .cse1 .cse3 (= 0 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 (<= ~waterLevel~0 1) .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (and (and .cse4 .cse1 (<= ~waterLevel~0 2) .cse5) (= 0 ~systemActive~0)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5) (and .cse4 .cse0 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2019-10-02 14:27:10,287 INFO L439 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and (and .cse4 (and .cse1 .cse5) (<= ~waterLevel~0 2)) (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse1 .cse3 (= 0 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 (<= ~waterLevel~0 1) .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (and (and .cse0 .cse1 (= 1 ~waterLevel~0)) .cse5) (and .cse4 .cse0 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2019-10-02 14:27:10,287 INFO L443 ceAbstractionStarter]: For program point L174(lines 174 180) no Hoare annotation was computed. [2019-10-02 14:27:10,287 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 174 180) no Hoare annotation was computed. [2019-10-02 14:27:10,287 INFO L443 ceAbstractionStarter]: For program point L166(lines 166 170) no Hoare annotation was computed. [2019-10-02 14:27:10,287 INFO L439 ceAbstractionStarter]: At program point L212(lines 163 213) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-02 14:27:10,287 INFO L439 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse4 (<= ~waterLevel~0 2)) (.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse5 (= ~pumpRunning~0 1))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse1) (and .cse3 .cse0 .cse4 .cse5 .cse6) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse0 .cse1 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse4 .cse1) (and (and .cse0 .cse2 .cse6) .cse5))) [2019-10-02 14:27:10,288 INFO L443 ceAbstractionStarter]: For program point L200(lines 200 206) no Hoare annotation was computed. [2019-10-02 14:27:10,288 INFO L439 ceAbstractionStarter]: At program point L200-1(lines 194 207) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 (= 0 ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 (<= ~waterLevel~0 1) .cse3 (<= |old(~waterLevel~0)| ~waterLevel~0)) (and .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse1 .cse2 (= ~waterLevel~0 2) .cse3) (and .cse2 (<= ~waterLevel~0 2) .cse4 (= 0 ~systemActive~0)) (not (= |old(~waterLevel~0)| 1)) (and (and .cse1 .cse2 (= 2 ~waterLevel~0)) .cse4))) [2019-10-02 14:27:10,288 INFO L443 ceAbstractionStarter]: For program point L165(lines 164 211) no Hoare annotation was computed. [2019-10-02 14:27:10,288 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 154 219) no Hoare annotation was computed. [2019-10-02 14:27:10,288 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 207) no Hoare annotation was computed. [2019-10-02 14:27:10,288 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 733 778) no Hoare annotation was computed. [2019-10-02 14:27:10,288 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 733 778) no Hoare annotation was computed. [2019-10-02 14:27:10,288 INFO L443 ceAbstractionStarter]: For program point L753(lines 753 760) no Hoare annotation was computed. [2019-10-02 14:27:10,289 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 733 778) no Hoare annotation was computed. [2019-10-02 14:27:10,289 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 767) no Hoare annotation was computed. [2019-10-02 14:27:10,289 INFO L443 ceAbstractionStarter]: For program point L747-1(lines 747 767) no Hoare annotation was computed. [2019-10-02 14:27:10,289 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 316 323) 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))) [2019-10-02 14:27:10,289 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 316 323) no Hoare annotation was computed. [2019-10-02 14:27:10,289 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 316 323) no Hoare annotation was computed. [2019-10-02 14:27:10,289 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2019-10-02 14:27:10,289 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2019-10-02 14:27:10,290 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2019-10-02 14:27:10,290 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2019-10-02 14:27:10,290 INFO L443 ceAbstractionStarter]: For program point L103(lines 103 111) no Hoare annotation was computed. [2019-10-02 14:27:10,290 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2019-10-02 14:27:10,290 INFO L443 ceAbstractionStarter]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2019-10-02 14:27:10,291 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2019-10-02 14:27:10,291 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 630 732) no Hoare annotation was computed. [2019-10-02 14:27:10,291 INFO L443 ceAbstractionStarter]: For program point L700(lines 678 701) no Hoare annotation was computed. [2019-10-02 14:27:10,291 INFO L443 ceAbstractionStarter]: For program point L659(lines 659 675) no Hoare annotation was computed. [2019-10-02 14:27:10,291 INFO L443 ceAbstractionStarter]: For program point L719(lines 719 726) no Hoare annotation was computed. [2019-10-02 14:27:10,291 INFO L443 ceAbstractionStarter]: For program point L680(lines 679 699) no Hoare annotation was computed. [2019-10-02 14:27:10,291 INFO L443 ceAbstractionStarter]: For program point L711(line 711) no Hoare annotation was computed. [2019-10-02 14:27:10,291 INFO L443 ceAbstractionStarter]: For program point L711-1(line 711) no Hoare annotation was computed. [2019-10-02 14:27:10,291 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 630 732) no Hoare annotation was computed. [2019-10-02 14:27:10,292 INFO L443 ceAbstractionStarter]: For program point L676(lines 676 717) no Hoare annotation was computed. [2019-10-02 14:27:10,292 INFO L443 ceAbstractionStarter]: For program point L695(line 695) no Hoare annotation was computed. [2019-10-02 14:27:10,292 INFO L443 ceAbstractionStarter]: For program point L695-1(line 695) no Hoare annotation was computed. [2019-10-02 14:27:10,292 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 630 732) no Hoare annotation was computed. [2019-10-02 14:27:10,292 INFO L443 ceAbstractionStarter]: For program point L654(lines 654 658) no Hoare annotation was computed. [2019-10-02 14:27:10,292 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 729) no Hoare annotation was computed. [2019-10-02 14:27:10,292 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 685) no Hoare annotation was computed. [2019-10-02 14:27:10,292 INFO L443 ceAbstractionStarter]: For program point L679-2(lines 679 699) no Hoare annotation was computed. [2019-10-02 14:27:10,292 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 985 994) no Hoare annotation was computed. [2019-10-02 14:27:10,293 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 985 994) no Hoare annotation was computed. [2019-10-02 14:27:10,293 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 985 994) no Hoare annotation was computed. [2019-10-02 14:27:10,293 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:27:10,294 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)) [2019-10-02 14:27:10,294 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:27:10,294 INFO L439 ceAbstractionStarter]: At program point L336(line 336) 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))) [2019-10-02 14:27:10,294 INFO L443 ceAbstractionStarter]: For program point L336-1(lines 325 341) no Hoare annotation was computed. [2019-10-02 14:27:10,294 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 338) no Hoare annotation was computed. [2019-10-02 14:27:10,294 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 325 341) no Hoare annotation was computed. [2019-10-02 14:27:10,294 INFO L439 ceAbstractionStarter]: At program point L330(line 330) 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))) [2019-10-02 14:27:10,294 INFO L443 ceAbstractionStarter]: For program point L330-1(line 330) no Hoare annotation was computed. [2019-10-02 14:27:10,294 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 325 341) 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))) [2019-10-02 14:27:10,295 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2019-10-02 14:27:10,295 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2019-10-02 14:27:10,295 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2019-10-02 14:27:10,295 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 406 424) no Hoare annotation was computed. [2019-10-02 14:27:10,295 INFO L443 ceAbstractionStarter]: For program point L415(lines 415 419) no Hoare annotation was computed. [2019-10-02 14:27:10,295 INFO L446 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: true [2019-10-02 14:27:10,295 INFO L443 ceAbstractionStarter]: For program point L415-2(lines 415 419) no Hoare annotation was computed. [2019-10-02 14:27:10,295 INFO L443 ceAbstractionStarter]: For program point L413-1(line 413) no Hoare annotation was computed. [2019-10-02 14:27:10,295 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 406 424) the Hoare annotation is: true [2019-10-02 14:27:10,296 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 406 424) no Hoare annotation was computed. [2019-10-02 14:27:10,296 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2019-10-02 14:27:10,296 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: true [2019-10-02 14:27:10,296 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2019-10-02 14:27:10,296 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:27:10,297 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:27:10,297 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:27:10,297 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2019-10-02 14:27:10,297 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2019-10-02 14:27:10,297 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2019-10-02 14:27:10,298 INFO L439 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (let ((.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~waterLevel~0)| 2))) (.cse10 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (= ~pumpRunning~0 1)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 (and .cse1 .cse2 .cse3) .cse4 .cse5) (or .cse6 .cse4 .cse7 .cse5 (and .cse1 .cse8 (<= 0 ~waterLevel~0) (<= ~waterLevel~0 0))) (or (or (or .cse4 .cse9) .cse0) .cse10 (and (and .cse1 (= 2 ~waterLevel~0)) .cse3)) (or (not (= ~systemActive~0 0)) .cse0 .cse9) (or (or (or .cse4 .cse6) .cse9) .cse10 (and .cse1 (<= ~waterLevel~0 1) .cse8 (< 0 ~waterLevel~0))) (or (not (= |old(~waterLevel~0)| 0)) (and .cse1 .cse8 .cse2) .cse6 .cse4 .cse7))) [2019-10-02 14:27:10,298 INFO L439 ceAbstractionStarter]: At program point L244(lines 244 250) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0))) (let ((.cse10 (and .cse7 .cse12 .cse5)) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse13 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (let ((.cse3 (<= ~waterLevel~0 1)) (.cse4 (< 0 ~waterLevel~0))) (or (or (or .cse0 .cse1) .cse2) (and (<= 1 ~switchedOnBeforeTS~0) .cse3 .cse4 .cse5) .cse6 (and .cse7 .cse3 .cse8 .cse4))) (or (not (= ~systemActive~0 0)) .cse9 .cse2 .cse10) (or .cse9 .cse10 .cse0 .cse11) (or (and .cse8 .cse12) .cse10 (or (or .cse0 .cse2) .cse9) .cse6) (or (and .cse7 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse8 (<= ~waterLevel~0 0)) .cse1 .cse0 .cse13 .cse11) (or (not (= |old(~waterLevel~0)| 0)) (and .cse7 .cse8 .cse12) .cse1 .cse0 .cse13)))) [2019-10-02 14:27:10,298 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 230 256) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 0))) (let ((.cse7 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse10 (not (= ~systemActive~0 0))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse14 (and .cse13 .cse12)) (.cse0 (and .cse11 (= ~pumpRunning~0 1) .cse13)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or (or .cse2 .cse1) .cse5) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 2 ~waterLevel~0)) .cse6) (or .cse7 .cse8 .cse9 .cse2 .cse4) (or .cse9 .cse10 .cse5 .cse3 .cse11) (or .cse9 .cse11 .cse2 .cse3 .cse4) (or .cse7 .cse9 .cse10 .cse8 .cse4) (or (and .cse12 .cse13) (or (or .cse2 .cse5) .cse9) .cse6) (or .cse9 .cse14 .cse2 .cse4) (or .cse10 .cse9 .cse5 .cse14) (or (not (= |old(~waterLevel~0)| 0)) .cse0 .cse1 .cse2 .cse3)))) [2019-10-02 14:27:10,298 INFO L439 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (and .cse6 (= ~pumpRunning~0 1) .cse5)) (.cse9 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= |old(~waterLevel~0)| 0)) .cse1 .cse2 .cse3 (and .cse5 (and .cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (or .cse7 .cse2 .cse4) (or (not (= ~systemActive~0 0)) .cse7 .cse8) (or (or (or .cse2 .cse8) .cse7) .cse9) (or (or (or .cse2 .cse1) .cse8) .cse0 .cse9)))) [2019-10-02 14:27:10,298 INFO L443 ceAbstractionStarter]: For program point L237(lines 233 255) no Hoare annotation was computed. [2019-10-02 14:27:10,299 INFO L443 ceAbstractionStarter]: For program point L235(lines 233 255) no Hoare annotation was computed. [2019-10-02 14:27:10,299 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 230 256) no Hoare annotation was computed. [2019-10-02 14:27:10,299 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 230 256) no Hoare annotation was computed. [2019-10-02 14:27:10,299 INFO L443 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2019-10-02 14:27:10,299 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 885 914) no Hoare annotation was computed. [2019-10-02 14:27:10,299 INFO L446 ceAbstractionStarter]: At program point L895-2(lines 895 909) the Hoare annotation is: true [2019-10-02 14:27:10,299 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 885 914) the Hoare annotation is: true [2019-10-02 14:27:10,299 INFO L446 ceAbstractionStarter]: At program point L891(line 891) the Hoare annotation is: true [2019-10-02 14:27:10,299 INFO L443 ceAbstractionStarter]: For program point L891-1(line 891) no Hoare annotation was computed. [2019-10-02 14:27:10,299 INFO L446 ceAbstractionStarter]: At program point L910(lines 885 914) the Hoare annotation is: true [2019-10-02 14:27:10,300 INFO L443 ceAbstractionStarter]: For program point L906(line 906) no Hoare annotation was computed. [2019-10-02 14:27:10,300 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 903) no Hoare annotation was computed. [2019-10-02 14:27:10,300 INFO L446 ceAbstractionStarter]: At program point L899-1(lines 899 903) the Hoare annotation is: true [2019-10-02 14:27:10,300 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (let ((.cse0 (or .cse3 .cse4)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= |old(~waterLevel~0)| 0)) .cse1 .cse2) (or (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse0 .cse1 (not (< 0 |old(~waterLevel~0)|))) (or (or (or .cse3 .cse4 (not (= |old(~waterLevel~0)| 2))) .cse1) .cse2)))) [2019-10-02 14:27:10,300 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2019-10-02 14:27:10,300 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2019-10-02 14:27:10,300 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 939 945) no Hoare annotation was computed. [2019-10-02 14:27:10,300 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 939 945) the Hoare annotation is: true [2019-10-02 14:27:10,300 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:27:10,301 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (<= ~waterLevel~0 1) (< 0 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-02 14:27:10,301 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:27:10,301 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:27:10,301 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 265 289) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse3 (or .cse5 .cse2 (not (= ~waterLevel~0 2)))) .cse6) (or (not (= ~waterLevel~0 0)) .cse0 .cse1 .cse2 .cse3) (or .cse5 .cse6 .cse2 .cse3 .cse4))) [2019-10-02 14:27:10,301 INFO L439 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~waterLevel~0 1))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= 1 |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 .cse3 .cse4 .cse2 .cse0 .cse5) (or .cse1 .cse2 .cse0 .cse5) (or (not (= ~waterLevel~0 0)) .cse3 .cse4 .cse2 .cse0))) [2019-10-02 14:27:10,301 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 265 289) no Hoare annotation was computed. [2019-10-02 14:27:10,301 INFO L443 ceAbstractionStarter]: For program point L284-1(lines 265 289) no Hoare annotation was computed. [2019-10-02 14:27:10,302 INFO L439 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~pumpRunning~0 0))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse2 .cse3 .cse1 .cse0 .cse4) (or (not (= ~waterLevel~0 0)) .cse5 .cse3 .cse1) (or .cse5 .cse3 .cse1 .cse4))) [2019-10-02 14:27:10,302 INFO L439 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (= ~waterLevel~0 0)) .cse4 .cse1 .cse2) (or (= ~pumpRunning~0 0) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))) (or .cse4 .cse1 .cse2 .cse3))) [2019-10-02 14:27:10,302 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 281) no Hoare annotation was computed. [2019-10-02 14:27:10,302 INFO L439 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (let ((.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~waterLevel~0 1)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or (not (= ~waterLevel~0 0)) .cse4 .cse2 .cse0) (or .cse4 .cse2 .cse0 .cse5) (or .cse1 .cse3 .cse2 .cse0 .cse5))) [2019-10-02 14:27:10,302 INFO L443 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2019-10-02 14:27:10,302 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 286) no Hoare annotation was computed. [2019-10-02 14:27:10,303 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2019-10-02 14:27:10,303 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2019-10-02 14:27:10,303 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse5 (not (= 1 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 2)))) (and (or (not (<= |old(~waterLevel~0)| 0)) .cse0 .cse1 .cse2 .cse3) (or (not (= |old(~waterLevel~0)| 0)) .cse2 .cse4 .cse5 .cse1) (or .cse4 .cse5 .cse2 .cse6) (or .cse2 (or .cse3 .cse4 .cse7)) (or .cse2 .cse4 .cse5 .cse1 .cse7) (or .cse2 .cse0 .cse1 .cse3 .cse6) (or .cse2 .cse0 (or .cse7 .cse3) .cse1) (or (or .cse3 .cse4) .cse1 .cse2 .cse6))) [2019-10-02 14:27:10,303 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 830) no Hoare annotation was computed. [2019-10-02 14:27:10,305 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 826 833) no Hoare annotation was computed. [2019-10-02 14:27:10,305 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 826 833) the Hoare annotation is: true [2019-10-02 14:27:10,305 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 826 833) no Hoare annotation was computed. [2019-10-02 14:27:10,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:27:10 BoogieIcfgContainer [2019-10-02 14:27:10,341 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:27:10,344 INFO L168 Benchmark]: Toolchain (without parser) took 35534.11 ms. Allocated memory was 137.9 MB in the beginning and 864.0 MB in the end (delta: 726.1 MB). Free memory was 84.9 MB in the beginning and 217.1 MB in the end (delta: -132.2 MB). Peak memory consumption was 744.1 MB. Max. memory is 7.1 GB. [2019-10-02 14:27:10,345 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-02 14:27:10,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.49 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 160.7 MB in the end (delta: -76.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-10-02 14:27:10,348 INFO L168 Benchmark]: Boogie Preprocessor took 100.62 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 156.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-02 14:27:10,349 INFO L168 Benchmark]: RCFGBuilder took 1314.60 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 156.7 MB in the beginning and 184.2 MB in the end (delta: -27.5 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. [2019-10-02 14:27:10,351 INFO L168 Benchmark]: TraceAbstraction took 33461.18 ms. Allocated memory was 218.1 MB in the beginning and 864.0 MB in the end (delta: 645.9 MB). Free memory was 184.2 MB in the beginning and 217.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 763.3 MB. Max. memory is 7.1 GB. [2019-10-02 14:27:10,356 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.49 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 160.7 MB in the end (delta: -76.0 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.62 ms. Allocated memory is still 198.2 MB. Free memory was 160.7 MB in the beginning and 156.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1314.60 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 156.7 MB in the beginning and 184.2 MB in the end (delta: -27.5 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 33461.18 ms. Allocated memory was 218.1 MB in the beginning and 864.0 MB in the end (delta: 645.9 MB). Free memory was 184.2 MB in the beginning and 217.1 MB in the end (delta: -32.9 MB). Peak memory consumption was 763.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 830]: 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: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 1) || !(\old(systemActive) == 1)) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && pumpRunning == 1) && 0 == waterLevel)) || !(0 == \old(pumpRunning))) || (((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 1) && \old(waterLevel) <= waterLevel)) || ((((pumpRunning == switchedOnBeforeTS && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 0 == systemActive)) || (((1 == systemActive && 0 == splverifierCounter) && \old(waterLevel) == waterLevel) && pumpRunning == 0)) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 0)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 258 locations, 1 error locations. SAFE Result, 33.3s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 14.4s AutomataDifference, 0.0s DeadEndRemovalTime, 12.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3185 SDtfs, 5310 SDslu, 8876 SDs, 0 SdLazy, 10859 SolverSat, 3172 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1798 GetRequests, 1574 SyntacticMatches, 3 SemanticMatches, 221 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1232 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3081occurred 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: 1.4s AutomataMinimizationTime, 14 MinimizatonAttempts, 2615 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 5629 PreInvPairs, 5816 NumberOfFragments, 3367 HoareAnnotationTreeSize, 5629 FomulaSimplifications, 59857 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 70 FomulaSimplificationsInter, 47878 FormulaSimplificationTreeSizeReductionInter, 9.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 4064 NumberOfCodeBlocks, 4064 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 4045 ConstructedInterpolants, 0 QuantifiedInterpolants, 1712073 SizeOfPredicates, 20 NumberOfNonLiveVariables, 6405 ConjunctsInSsa, 85 ConjunctsInUnsatCore, 19 InterpolantComputations, 9 PerfectInterpolantSequences, 3392/3592 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...