/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 10:40:16,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 10:40:16,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 10:40:16,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 10:40:16,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 10:40:16,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 10:40:16,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 10:40:16,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 10:40:16,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 10:40:16,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 10:40:16,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 10:40:16,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 10:40:16,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 10:40:16,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 10:40:16,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 10:40:16,787 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 10:40:16,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 10:40:16,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 10:40:16,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 10:40:16,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 10:40:16,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 10:40:16,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 10:40:16,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 10:40:16,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 10:40:16,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-20 10:40:16,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-20 10:40:16,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-20 10:40:16,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-20 10:40:16,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-20 10:40:16,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-20 10:40:16,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-20 10:40:16,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-20 10:40:16,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-20 10:40:16,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-20 10:40:16,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-20 10:40:16,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-20 10:40:16,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-20 10:40:16,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-20 10:40:16,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 10:40:16,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 10:40:16,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 10:40:16,818 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 [2020-07-20 10:40:16,837 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 10:40:16,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 10:40:16,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 10:40:16,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 10:40:16,839 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 10:40:16,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 10:40:16,840 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 10:40:16,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 10:40:16,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 10:40:16,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 10:40:16,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 10:40:16,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 10:40:16,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 10:40:16,842 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 10:40:16,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 10:40:16,843 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 10:40:16,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 10:40:16,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 10:40:16,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 10:40:16,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 10:40:16,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 10:40:16,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:40:16,844 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 10:40:16,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 10:40:16,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 10:40:16,845 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 10:40:16,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:16,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 10:40:16,845 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 10:40:16,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-20 10:40:17,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 10:40:17,162 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 10:40:17,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 10:40:17,167 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 10:40:17,167 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 10:40:17,168 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c [2020-07-20 10:40:17,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bf348d9c/2e57ee16070c4d60a28effcf355aff53/FLAGde350b159 [2020-07-20 10:40:17,772 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 10:40:17,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c [2020-07-20 10:40:17,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bf348d9c/2e57ee16070c4d60a28effcf355aff53/FLAGde350b159 [2020-07-20 10:40:18,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4bf348d9c/2e57ee16070c4d60a28effcf355aff53 [2020-07-20 10:40:18,052 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 10:40:18,055 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 10:40:18,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 10:40:18,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 10:40:18,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 10:40:18,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:40:18" (1/1) ... [2020-07-20 10:40:18,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5373ddac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18, skipping insertion in model container [2020-07-20 10:40:18,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:40:18" (1/1) ... [2020-07-20 10:40:18,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 10:40:18,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 10:40:18,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:40:18,626 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 10:40:18,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 10:40:18,740 INFO L208 MainTranslator]: Completed translation [2020-07-20 10:40:18,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18 WrapperNode [2020-07-20 10:40:18,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 10:40:18,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 10:40:18,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 10:40:18,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 10:40:18,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18" (1/1) ... [2020-07-20 10:40:18,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18" (1/1) ... [2020-07-20 10:40:18,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18" (1/1) ... [2020-07-20 10:40:18,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18" (1/1) ... [2020-07-20 10:40:18,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18" (1/1) ... [2020-07-20 10:40:18,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18" (1/1) ... [2020-07-20 10:40:18,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18" (1/1) ... [2020-07-20 10:40:18,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 10:40:18,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 10:40:18,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 10:40:18,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 10:40:18,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 10:40:18,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 10:40:18,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 10:40:18,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-20 10:40:18,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-20 10:40:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-20 10:40:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-20 10:40:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-20 10:40:18,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-20 10:40:18,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-20 10:40:18,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-20 10:40:18,901 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-20 10:40:18,901 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-20 10:40:18,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-20 10:40:18,902 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-20 10:40:18,903 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 10:40:18,903 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-20 10:40:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-20 10:40:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-20 10:40:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-20 10:40:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-20 10:40:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-20 10:40:18,904 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-20 10:40:18,905 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-20 10:40:18,905 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-20 10:40:18,905 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-20 10:40:18,906 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-20 10:40:18,906 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-20 10:40:18,906 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-20 10:40:18,906 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-20 10:40:18,906 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 10:40:18,906 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-20 10:40:18,907 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-20 10:40:18,907 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-20 10:40:18,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-20 10:40:18,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-20 10:40:18,908 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-20 10:40:18,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-20 10:40:18,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-20 10:40:18,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 10:40:18,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 10:40:18,908 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-20 10:40:18,909 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-20 10:40:18,909 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-20 10:40:18,909 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-20 10:40:18,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-20 10:40:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-20 10:40:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-20 10:40:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-20 10:40:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-20 10:40:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-20 10:40:18,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-20 10:40:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-20 10:40:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-20 10:40:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-20 10:40:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-20 10:40:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-20 10:40:18,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-20 10:40:18,912 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-20 10:40:18,912 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-20 10:40:18,912 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-20 10:40:18,912 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-20 10:40:18,912 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-20 10:40:18,913 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-20 10:40:18,913 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-20 10:40:18,913 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-20 10:40:18,913 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-20 10:40:18,913 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-20 10:40:18,914 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-20 10:40:18,914 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-20 10:40:18,914 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-20 10:40:18,914 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-20 10:40:18,915 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-20 10:40:18,915 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-20 10:40:18,916 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-20 10:40:18,916 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 10:40:18,916 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-20 10:40:18,916 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-20 10:40:18,916 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-20 10:40:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-20 10:40:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-20 10:40:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-20 10:40:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-20 10:40:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-20 10:40:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-20 10:40:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-20 10:40:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-20 10:40:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-20 10:40:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 10:40:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-20 10:40:18,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 10:40:20,026 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 10:40:20,027 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-20 10:40:20,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:40:20 BoogieIcfgContainer [2020-07-20 10:40:20,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 10:40:20,036 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 10:40:20,036 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 10:40:20,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 10:40:20,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:40:18" (1/3) ... [2020-07-20 10:40:20,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ac4f2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:40:20, skipping insertion in model container [2020-07-20 10:40:20,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:40:18" (2/3) ... [2020-07-20 10:40:20,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28ac4f2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:40:20, skipping insertion in model container [2020-07-20 10:40:20,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:40:20" (3/3) ... [2020-07-20 10:40:20,044 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product21.cil.c [2020-07-20 10:40:20,055 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-20 10:40:20,063 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 10:40:20,076 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 10:40:20,097 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 10:40:20,098 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 10:40:20,098 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-20 10:40:20,098 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 10:40:20,098 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 10:40:20,099 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 10:40:20,099 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 10:40:20,099 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 10:40:20,123 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2020-07-20 10:40:20,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-20 10:40:20,132 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:40:20,134 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:40:20,134 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:40:20,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:40:20,141 INFO L82 PathProgramCache]: Analyzing trace with hash 118320894, now seen corresponding path program 1 times [2020-07-20 10:40:20,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:40:20,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [818551131] [2020-07-20 10:40:20,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:40:20,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-20 10:40:20,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:40:20,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:40:20,438 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:40:20,439 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [818551131] [2020-07-20 10:40:20,440 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:40:20,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-20 10:40:20,441 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523834529] [2020-07-20 10:40:20,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-20 10:40:20,447 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:40:20,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-20 10:40:20,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:40:20,464 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2020-07-20 10:40:20,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:40:20,509 INFO L93 Difference]: Finished difference Result 238 states and 299 transitions. [2020-07-20 10:40:20,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-20 10:40:20,510 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-20 10:40:20,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:40:20,526 INFO L225 Difference]: With dead ends: 238 [2020-07-20 10:40:20,526 INFO L226 Difference]: Without dead ends: 119 [2020-07-20 10:40:20,531 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-20 10:40:20,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-20 10:40:20,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-20 10:40:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-20 10:40:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 141 transitions. [2020-07-20 10:40:20,590 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 141 transitions. Word has length 46 [2020-07-20 10:40:20,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:40:20,591 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 141 transitions. [2020-07-20 10:40:20,591 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-20 10:40:20,591 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 141 transitions. [2020-07-20 10:40:20,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-20 10:40:20,595 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:40:20,595 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:40:20,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:20,810 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:40:20,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:40:20,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1322865841, now seen corresponding path program 1 times [2020-07-20 10:40:20,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:40:20,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [278977564] [2020-07-20 10:40:20,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:40:21,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:40:21,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:40:21,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:40:21,094 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:40:21,094 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [278977564] [2020-07-20 10:40:21,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:40:21,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:40:21,131 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586402556] [2020-07-20 10:40:21,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:40:21,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:40:21,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:40:21,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:40:21,135 INFO L87 Difference]: Start difference. First operand 119 states and 141 transitions. Second operand 3 states. [2020-07-20 10:40:21,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:40:21,190 INFO L93 Difference]: Finished difference Result 214 states and 261 transitions. [2020-07-20 10:40:21,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:40:21,191 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-20 10:40:21,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:40:21,194 INFO L225 Difference]: With dead ends: 214 [2020-07-20 10:40:21,195 INFO L226 Difference]: Without dead ends: 119 [2020-07-20 10:40:21,199 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:40:21,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-20 10:40:21,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-20 10:40:21,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-20 10:40:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 140 transitions. [2020-07-20 10:40:21,233 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 140 transitions. Word has length 47 [2020-07-20 10:40:21,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:40:21,234 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 140 transitions. [2020-07-20 10:40:21,234 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:40:21,234 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 140 transitions. [2020-07-20 10:40:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-20 10:40:21,243 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:40:21,243 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:40:21,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:21,459 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:40:21,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:40:21,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1543394687, now seen corresponding path program 1 times [2020-07-20 10:40:21,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:40:21,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1976190250] [2020-07-20 10:40:21,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:40:21,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-20 10:40:21,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:40:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:40:21,676 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:40:21,676 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1976190250] [2020-07-20 10:40:21,677 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:40:21,677 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-20 10:40:21,677 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859537028] [2020-07-20 10:40:21,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 10:40:21,678 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:40:21,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 10:40:21,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:40:21,679 INFO L87 Difference]: Start difference. First operand 119 states and 140 transitions. Second operand 3 states. [2020-07-20 10:40:21,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:40:21,696 INFO L93 Difference]: Finished difference Result 187 states and 219 transitions. [2020-07-20 10:40:21,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 10:40:21,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2020-07-20 10:40:21,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:40:21,699 INFO L225 Difference]: With dead ends: 187 [2020-07-20 10:40:21,699 INFO L226 Difference]: Without dead ends: 110 [2020-07-20 10:40:21,700 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-20 10:40:21,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-20 10:40:21,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-07-20 10:40:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-20 10:40:21,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 128 transitions. [2020-07-20 10:40:21,713 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 128 transitions. Word has length 60 [2020-07-20 10:40:21,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:40:21,714 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 128 transitions. [2020-07-20 10:40:21,714 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 10:40:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 128 transitions. [2020-07-20 10:40:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-07-20 10:40:21,716 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 10:40:21,717 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 10:40:21,929 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:21,930 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 10:40:21,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 10:40:21,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1105305389, now seen corresponding path program 1 times [2020-07-20 10:40:21,931 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-20 10:40:21,932 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1338672249] [2020-07-20 10:40:21,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 10:40:22,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-20 10:40:22,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 10:40:22,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 10:40:22,171 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-20 10:40:22,171 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1338672249] [2020-07-20 10:40:22,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 10:40:22,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-20 10:40:22,172 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855806809] [2020-07-20 10:40:22,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-20 10:40:22,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-20 10:40:22,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-20 10:40:22,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-20 10:40:22,174 INFO L87 Difference]: Start difference. First operand 110 states and 128 transitions. Second operand 6 states. [2020-07-20 10:40:22,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 10:40:22,405 INFO L93 Difference]: Finished difference Result 163 states and 195 transitions. [2020-07-20 10:40:22,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-20 10:40:22,406 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2020-07-20 10:40:22,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 10:40:22,407 INFO L225 Difference]: With dead ends: 163 [2020-07-20 10:40:22,407 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 10:40:22,408 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-20 10:40:22,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 10:40:22,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 10:40:22,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 10:40:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 10:40:22,410 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-07-20 10:40:22,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 10:40:22,410 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 10:40:22,410 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-20 10:40:22,410 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 10:40:22,410 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 10:40:22,619 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 10:40:22,623 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 10:40:23,301 INFO L268 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2020-07-20 10:40:23,301 INFO L268 CegarLoopResult]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2020-07-20 10:40:23,302 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 10:40:23,302 INFO L268 CegarLoopResult]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2020-07-20 10:40:23,302 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:40:23,302 INFO L268 CegarLoopResult]: For program point L139(lines 116 140) no Hoare annotation was computed. [2020-07-20 10:40:23,302 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:40:23,303 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2020-07-20 10:40:23,303 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 10:40:23,303 INFO L268 CegarLoopResult]: For program point L193-1(line 193) no Hoare annotation was computed. [2020-07-20 10:40:23,303 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:40:23,303 INFO L268 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-07-20 10:40:23,303 INFO L268 CegarLoopResult]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2020-07-20 10:40:23,303 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 10:40:23,304 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:40:23,304 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2020-07-20 10:40:23,304 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2020-07-20 10:40:23,304 INFO L268 CegarLoopResult]: For program point L200(lines 173 201) no Hoare annotation was computed. [2020-07-20 10:40:23,305 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 650 656) the Hoare annotation is: true [2020-07-20 10:40:23,305 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 650 656) no Hoare annotation was computed. [2020-07-20 10:40:23,305 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 657 665) no Hoare annotation was computed. [2020-07-20 10:40:23,305 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 657 665) the Hoare annotation is: true [2020-07-20 10:40:23,305 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 657 665) no Hoare annotation was computed. [2020-07-20 10:40:23,306 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 515 537) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,306 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 515 537) no Hoare annotation was computed. [2020-07-20 10:40:23,306 INFO L264 CegarLoopResult]: At program point L527(line 527) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,306 INFO L264 CegarLoopResult]: At program point L527-1(line 527) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,306 INFO L268 CegarLoopResult]: For program point L525(lines 525 532) no Hoare annotation was computed. [2020-07-20 10:40:23,308 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 515 537) no Hoare annotation was computed. [2020-07-20 10:40:23,308 INFO L268 CegarLoopResult]: For program point L525-1(lines 525 532) no Hoare annotation was computed. [2020-07-20 10:40:23,308 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-20 10:40:23,309 INFO L264 CegarLoopResult]: At program point L522(line 522) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,309 INFO L264 CegarLoopResult]: At program point L521(line 521) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,310 INFO L264 CegarLoopResult]: At program point L521-1(line 521) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,310 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-20 10:40:23,310 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-07-20 10:40:23,310 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 470 493) no Hoare annotation was computed. [2020-07-20 10:40:23,310 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-07-20 10:40:23,310 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-20 10:40:23,311 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-07-20 10:40:23,311 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 470 493) no Hoare annotation was computed. [2020-07-20 10:40:23,311 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-07-20 10:40:23,312 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 470 493) no Hoare annotation was computed. [2020-07-20 10:40:23,312 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-20 10:40:23,312 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-20 10:40:23,312 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-20 10:40:23,312 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-07-20 10:40:23,312 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-07-20 10:40:23,312 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-20 10:40:23,312 INFO L268 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-07-20 10:40:23,313 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-07-20 10:40:23,313 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 847 855) no Hoare annotation was computed. [2020-07-20 10:40:23,313 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 847 855) the Hoare annotation is: true [2020-07-20 10:40:23,313 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 847 855) no Hoare annotation was computed. [2020-07-20 10:40:23,313 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 892 910) the Hoare annotation is: true [2020-07-20 10:40:23,313 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 892 910) no Hoare annotation was computed. [2020-07-20 10:40:23,313 INFO L268 CegarLoopResult]: For program point L901(lines 901 905) no Hoare annotation was computed. [2020-07-20 10:40:23,313 INFO L271 CegarLoopResult]: At program point L899(line 899) the Hoare annotation is: true [2020-07-20 10:40:23,314 INFO L268 CegarLoopResult]: For program point L901-2(lines 901 905) no Hoare annotation was computed. [2020-07-20 10:40:23,314 INFO L268 CegarLoopResult]: For program point L899-1(line 899) no Hoare annotation was computed. [2020-07-20 10:40:23,314 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 892 910) no Hoare annotation was computed. [2020-07-20 10:40:23,314 INFO L268 CegarLoopResult]: For program point L863(lines 863 871) no Hoare annotation was computed. [2020-07-20 10:40:23,314 INFO L268 CegarLoopResult]: For program point L863-2(lines 863 871) no Hoare annotation was computed. [2020-07-20 10:40:23,314 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-07-20 10:40:23,314 INFO L268 CegarLoopResult]: For program point L886-1(line 886) no Hoare annotation was computed. [2020-07-20 10:40:23,314 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 856 891) no Hoare annotation was computed. [2020-07-20 10:40:23,315 INFO L268 CegarLoopResult]: For program point L875(lines 875 883) no Hoare annotation was computed. [2020-07-20 10:40:23,315 INFO L268 CegarLoopResult]: For program point L875-2(lines 875 883) no Hoare annotation was computed. [2020-07-20 10:40:23,315 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 856 891) no Hoare annotation was computed. [2020-07-20 10:40:23,315 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 856 891) no Hoare annotation was computed. [2020-07-20 10:40:23,315 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 643 649) no Hoare annotation was computed. [2020-07-20 10:40:23,315 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 643 649) the Hoare annotation is: true [2020-07-20 10:40:23,315 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:40:23,315 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:40:23,316 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2020-07-20 10:40:23,316 INFO L268 CegarLoopResult]: For program point L379(lines 379 386) no Hoare annotation was computed. [2020-07-20 10:40:23,316 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:40:23,316 INFO L268 CegarLoopResult]: For program point L373(lines 373 393) no Hoare annotation was computed. [2020-07-20 10:40:23,316 INFO L268 CegarLoopResult]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2020-07-20 10:40:23,316 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:40:23,316 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2020-07-20 10:40:23,316 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 502 511) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,317 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 502 511) no Hoare annotation was computed. [2020-07-20 10:40:23,317 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 502 511) no Hoare annotation was computed. [2020-07-20 10:40:23,317 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 836 846) the Hoare annotation is: true [2020-07-20 10:40:23,317 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 836 846) no Hoare annotation was computed. [2020-07-20 10:40:23,317 INFO L271 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: true [2020-07-20 10:40:23,317 INFO L268 CegarLoopResult]: For program point L841-1(line 841) no Hoare annotation was computed. [2020-07-20 10:40:23,317 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 836 846) no Hoare annotation was computed. [2020-07-20 10:40:23,317 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 828 835) the Hoare annotation is: true [2020-07-20 10:40:23,318 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 828 835) no Hoare annotation was computed. [2020-07-20 10:40:23,318 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 828 835) no Hoare annotation was computed. [2020-07-20 10:40:23,319 INFO L264 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:40:23,319 INFO L268 CegarLoopResult]: For program point L801-1(line 801) no Hoare annotation was computed. [2020-07-20 10:40:23,319 INFO L268 CegarLoopResult]: For program point L799(lines 799 816) no Hoare annotation was computed. [2020-07-20 10:40:23,319 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 795 819) no Hoare annotation was computed. [2020-07-20 10:40:23,319 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 795 819) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,320 INFO L264 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,320 INFO L268 CegarLoopResult]: For program point L814-1(lines 795 819) no Hoare annotation was computed. [2020-07-20 10:40:23,320 INFO L264 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:40:23,320 INFO L264 CegarLoopResult]: At program point L805(line 805) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:40:23,321 INFO L268 CegarLoopResult]: For program point L803(lines 803 811) no Hoare annotation was computed. [2020-07-20 10:40:23,321 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 761 767) no Hoare annotation was computed. [2020-07-20 10:40:23,321 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 761 767) the Hoare annotation is: true [2020-07-20 10:40:23,321 INFO L264 CegarLoopResult]: At program point testENTRY(lines 667 730) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,321 INFO L268 CegarLoopResult]: For program point testFINAL(lines 667 730) no Hoare annotation was computed. [2020-07-20 10:40:23,322 INFO L264 CegarLoopResult]: At program point L723(lines 676 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:40:23,322 INFO L268 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-07-20 10:40:23,322 INFO L264 CegarLoopResult]: At program point L713-2(lines 707 718) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 10:40:23,323 INFO L268 CegarLoopResult]: For program point L678(lines 677 722) no Hoare annotation was computed. [2020-07-20 10:40:23,323 INFO L268 CegarLoopResult]: For program point L707(lines 707 718) no Hoare annotation was computed. [2020-07-20 10:40:23,323 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 10:40:23,323 INFO L268 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2020-07-20 10:40:23,323 INFO L268 CegarLoopResult]: For program point L697-1(lines 697 703) no Hoare annotation was computed. [2020-07-20 10:40:23,323 INFO L264 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 10:40:23,324 INFO L264 CegarLoopResult]: At program point L720(lines 677 722) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0))) [2020-07-20 10:40:23,324 INFO L268 CegarLoopResult]: For program point L687(lines 687 693) no Hoare annotation was computed. [2020-07-20 10:40:23,324 INFO L268 CegarLoopResult]: For program point L687-1(lines 687 693) no Hoare annotation was computed. [2020-07-20 10:40:23,333 INFO L268 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2020-07-20 10:40:23,333 INFO L268 CegarLoopResult]: For program point testEXIT(lines 667 730) no Hoare annotation was computed. [2020-07-20 10:40:23,333 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:40:23,333 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:40:23,333 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2020-07-20 10:40:23,334 INFO L268 CegarLoopResult]: For program point L333(lines 333 340) no Hoare annotation was computed. [2020-07-20 10:40:23,334 INFO L268 CegarLoopResult]: For program point L327(lines 327 347) no Hoare annotation was computed. [2020-07-20 10:40:23,334 INFO L268 CegarLoopResult]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2020-07-20 10:40:23,334 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 622 630) no Hoare annotation was computed. [2020-07-20 10:40:23,334 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 622 630) the Hoare annotation is: true [2020-07-20 10:40:23,334 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 622 630) no Hoare annotation was computed. [2020-07-20 10:40:23,336 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 590 612) no Hoare annotation was computed. [2020-07-20 10:40:23,336 INFO L268 CegarLoopResult]: For program point L598(lines 598 606) no Hoare annotation was computed. [2020-07-20 10:40:23,336 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 590 612) no Hoare annotation was computed. [2020-07-20 10:40:23,336 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 590 612) no Hoare annotation was computed. [2020-07-20 10:40:23,336 INFO L268 CegarLoopResult]: For program point L598-2(lines 598 606) no Hoare annotation was computed. [2020-07-20 10:40:23,336 INFO L268 CegarLoopResult]: For program point L256(lines 256 297) no Hoare annotation was computed. [2020-07-20 10:40:23,336 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:40:23,337 INFO L268 CegarLoopResult]: For program point L275(line 275) no Hoare annotation was computed. [2020-07-20 10:40:23,337 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-07-20 10:40:23,337 INFO L268 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2020-07-20 10:40:23,337 INFO L268 CegarLoopResult]: For program point L298(lines 298 309) no Hoare annotation was computed. [2020-07-20 10:40:23,337 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:40:23,337 INFO L268 CegarLoopResult]: For program point L261(lines 261 265) no Hoare annotation was computed. [2020-07-20 10:40:23,337 INFO L268 CegarLoopResult]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2020-07-20 10:40:23,337 INFO L268 CegarLoopResult]: For program point L280(lines 258 281) no Hoare annotation was computed. [2020-07-20 10:40:23,337 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2020-07-20 10:40:23,338 INFO L268 CegarLoopResult]: For program point L239(lines 239 255) no Hoare annotation was computed. [2020-07-20 10:40:23,338 INFO L268 CegarLoopResult]: For program point L299(lines 299 306) no Hoare annotation was computed. [2020-07-20 10:40:23,338 INFO L268 CegarLoopResult]: For program point L260(lines 259 279) no Hoare annotation was computed. [2020-07-20 10:40:23,338 INFO L268 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-07-20 10:40:23,338 INFO L268 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-07-20 10:40:23,338 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 633 642) no Hoare annotation was computed. [2020-07-20 10:40:23,338 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 633 642) no Hoare annotation was computed. [2020-07-20 10:40:23,338 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 633 642) no Hoare annotation was computed. [2020-07-20 10:40:23,338 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:40:23,339 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:40:23,339 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:40:23,339 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 820 827) no Hoare annotation was computed. [2020-07-20 10:40:23,339 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 820 827) no Hoare annotation was computed. [2020-07-20 10:40:23,339 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 820 827) no Hoare annotation was computed. [2020-07-20 10:40:23,339 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 613 621) no Hoare annotation was computed. [2020-07-20 10:40:23,339 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 613 621) no Hoare annotation was computed. [2020-07-20 10:40:23,339 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 613 621) no Hoare annotation was computed. [2020-07-20 10:40:23,339 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:40:23,340 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-20 10:40:23,340 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:40:23,340 INFO L268 CegarLoopResult]: For program point L573-1(lines 569 580) no Hoare annotation was computed. [2020-07-20 10:40:23,340 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 569 580) the Hoare annotation is: true [2020-07-20 10:40:23,340 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 569 580) no Hoare annotation was computed. [2020-07-20 10:40:23,340 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 581 589) the Hoare annotation is: true [2020-07-20 10:40:23,340 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 581 589) no Hoare annotation was computed. [2020-07-20 10:40:23,340 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 581 589) no Hoare annotation was computed. [2020-07-20 10:40:23,341 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 737 760) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,341 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,341 INFO L264 CegarLoopResult]: At program point L748(lines 748 754) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,341 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 737 760) no Hoare annotation was computed. [2020-07-20 10:40:23,341 INFO L264 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:40:23,341 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 737 760) no Hoare annotation was computed. [2020-07-20 10:40:23,341 INFO L268 CegarLoopResult]: For program point L741(lines 740 759) no Hoare annotation was computed. [2020-07-20 10:40:23,342 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-20 10:40:23,342 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 437 466) no Hoare annotation was computed. [2020-07-20 10:40:23,342 INFO L271 CegarLoopResult]: At program point L447-2(lines 447 461) the Hoare annotation is: true [2020-07-20 10:40:23,342 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 437 466) the Hoare annotation is: true [2020-07-20 10:40:23,343 INFO L271 CegarLoopResult]: At program point L443(line 443) the Hoare annotation is: true [2020-07-20 10:40:23,343 INFO L268 CegarLoopResult]: For program point L443-1(line 443) no Hoare annotation was computed. [2020-07-20 10:40:23,343 INFO L271 CegarLoopResult]: At program point L462(lines 437 466) the Hoare annotation is: true [2020-07-20 10:40:23,343 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-20 10:40:23,343 INFO L268 CegarLoopResult]: For program point L451(lines 451 455) no Hoare annotation was computed. [2020-07-20 10:40:23,343 INFO L271 CegarLoopResult]: At program point L451-1(lines 451 455) the Hoare annotation is: true [2020-07-20 10:40:23,343 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 545 556) the Hoare annotation is: true [2020-07-20 10:40:23,344 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 545 556) no Hoare annotation was computed. [2020-07-20 10:40:23,344 INFO L268 CegarLoopResult]: For program point L549-1(lines 545 556) no Hoare annotation was computed. [2020-07-20 10:40:23,344 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 494 500) no Hoare annotation was computed. [2020-07-20 10:40:23,344 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 494 500) the Hoare annotation is: true [2020-07-20 10:40:23,344 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 10:40:23,344 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-20 10:40:23,344 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 10:40:23,345 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 10:40:23,345 INFO L268 CegarLoopResult]: For program point L561-1(lines 557 568) no Hoare annotation was computed. [2020-07-20 10:40:23,345 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 557 568) no Hoare annotation was computed. [2020-07-20 10:40:23,346 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 557 568) the Hoare annotation is: true [2020-07-20 10:40:23,346 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 912 919) no Hoare annotation was computed. [2020-07-20 10:40:23,346 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 916) no Hoare annotation was computed. [2020-07-20 10:40:23,346 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 912 919) the Hoare annotation is: true [2020-07-20 10:40:23,346 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 912 919) no Hoare annotation was computed. [2020-07-20 10:40:23,347 INFO L268 CegarLoopResult]: For program point L417(lines 417 430) no Hoare annotation was computed. [2020-07-20 10:40:23,347 INFO L268 CegarLoopResult]: For program point L417-1(lines 409 433) no Hoare annotation was computed. [2020-07-20 10:40:23,347 INFO L271 CegarLoopResult]: At program point L415(line 415) the Hoare annotation is: true [2020-07-20 10:40:23,347 INFO L268 CegarLoopResult]: For program point L415-1(line 415) no Hoare annotation was computed. [2020-07-20 10:40:23,347 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 409 433) the Hoare annotation is: true [2020-07-20 10:40:23,347 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 409 433) no Hoare annotation was computed. [2020-07-20 10:40:23,348 INFO L264 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:40:23,348 INFO L268 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-07-20 10:40:23,348 INFO L271 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: true [2020-07-20 10:40:23,349 INFO L268 CegarLoopResult]: For program point L419-1(line 419) no Hoare annotation was computed. [2020-07-20 10:40:23,349 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 769 793) no Hoare annotation was computed. [2020-07-20 10:40:23,349 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 769 793) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,349 INFO L264 CegarLoopResult]: At program point L788(line 788) the Hoare annotation is: (or (not (<= 1 ~systemActive~0)) (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-20 10:40:23,349 INFO L268 CegarLoopResult]: For program point L788-1(lines 769 793) no Hoare annotation was computed. [2020-07-20 10:40:23,349 INFO L264 CegarLoopResult]: At program point L783(line 783) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:40:23,349 INFO L264 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:40:23,350 INFO L268 CegarLoopResult]: For program point L777(lines 777 785) no Hoare annotation was computed. [2020-07-20 10:40:23,350 INFO L264 CegarLoopResult]: At program point L775(line 775) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2020-07-20 10:40:23,350 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-07-20 10:40:23,350 INFO L268 CegarLoopResult]: For program point L773(lines 773 790) no Hoare annotation was computed. [2020-07-20 10:40:23,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:40:23 BoogieIcfgContainer [2020-07-20 10:40:23,370 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 10:40:23,372 INFO L168 Benchmark]: Toolchain (without parser) took 5317.91 ms. Allocated memory was 144.2 MB in the beginning and 248.0 MB in the end (delta: 103.8 MB). Free memory was 101.2 MB in the beginning and 119.7 MB in the end (delta: -18.5 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:23,373 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 10:40:23,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.78 ms. Allocated memory was 144.2 MB in the beginning and 203.4 MB in the end (delta: 59.2 MB). Free memory was 100.8 MB in the beginning and 171.8 MB in the end (delta: -71.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:23,375 INFO L168 Benchmark]: Boogie Preprocessor took 90.41 ms. Allocated memory is still 203.4 MB. Free memory was 171.8 MB in the beginning and 167.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:23,376 INFO L168 Benchmark]: RCFGBuilder took 1202.63 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 167.6 MB in the beginning and 198.6 MB in the end (delta: -31.0 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:23,377 INFO L168 Benchmark]: TraceAbstraction took 3333.50 ms. Allocated memory was 234.9 MB in the beginning and 248.0 MB in the end (delta: 13.1 MB). Free memory was 198.6 MB in the beginning and 119.7 MB in the end (delta: 78.9 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. [2020-07-20 10:40:23,381 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 144.2 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 685.78 ms. Allocated memory was 144.2 MB in the beginning and 203.4 MB in the end (delta: 59.2 MB). Free memory was 100.8 MB in the beginning and 171.8 MB in the end (delta: -71.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.41 ms. Allocated memory is still 203.4 MB. Free memory was 171.8 MB in the beginning and 167.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1202.63 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 167.6 MB in the beginning and 198.6 MB in the end (delta: -31.0 MB). Peak memory consumption was 85.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3333.50 ms. Allocated memory was 234.9 MB in the beginning and 248.0 MB in the end (delta: 13.1 MB). Free memory was 198.6 MB in the beginning and 119.7 MB in the end (delta: 78.9 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 916]: 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: 676]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= systemActive) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: (!(1 <= systemActive) || !(0 == \old(pumpRunning))) || (0 == pumpRunning && splverifierCounter <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 497 SDtfs, 185 SDslu, 310 SDs, 0 SdLazy, 56 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 215 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 232 PreInvPairs, 240 NumberOfFragments, 359 HoareAnnotationTreeSize, 232 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 252 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 217 NumberOfCodeBlocks, 217 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 213 ConstructedInterpolants, 0 QuantifiedInterpolants, 17645 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2602 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...