/usr/bin/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_spec2_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 10:42:27,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 10:42:27,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 10:42:27,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 10:42:27,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 10:42:27,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 10:42:27,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 10:42:27,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 10:42:27,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 10:42:27,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 10:42:27,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 10:42:27,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 10:42:27,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 10:42:27,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 10:42:27,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 10:42:27,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 10:42:27,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 10:42:27,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 10:42:27,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 10:42:27,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 10:42:27,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 10:42:27,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 10:42:27,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 10:42:27,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 10:42:27,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 10:42:27,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 10:42:27,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 10:42:27,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 10:42:27,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 10:42:27,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 10:42:27,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 10:42:27,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 10:42:27,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 10:42:27,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 10:42:27,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 10:42:27,711 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 10:42:27,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 10:42:27,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 10:42:27,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 10:42:27,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 10:42:27,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 10:42:27,715 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 [2020-07-07 10:42:27,729 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 10:42:27,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 10:42:27,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 10:42:27,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 10:42:27,730 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 10:42:27,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 10:42:27,731 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 10:42:27,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 10:42:27,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 10:42:27,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 10:42:27,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 10:42:27,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 10:42:27,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 10:42:27,732 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 10:42:27,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 10:42:27,733 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 10:42:27,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 10:42:27,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 10:42:27,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 10:42:27,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 10:42:27,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 10:42:27,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 10:42:27,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 10:42:27,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 10:42:27,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 10:42:27,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 10:42:27,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 10:42:27,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 10:42:27,735 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 10:42:27,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 10:42:28,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 10:42:28,106 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 10:42:28,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 10:42:28,110 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 10:42:28,111 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 10:42:28,112 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2020-07-07 10:42:28,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b177b73c/fcda9a9f259943ea8c2a27c7ea3135f6/FLAG540de4a5b [2020-07-07 10:42:28,713 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 10:42:28,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2020-07-07 10:42:28,727 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b177b73c/fcda9a9f259943ea8c2a27c7ea3135f6/FLAG540de4a5b [2020-07-07 10:42:29,010 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b177b73c/fcda9a9f259943ea8c2a27c7ea3135f6 [2020-07-07 10:42:29,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 10:42:29,024 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 10:42:29,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 10:42:29,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 10:42:29,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 10:42:29,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:42:29" (1/1) ... [2020-07-07 10:42:29,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b625b9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29, skipping insertion in model container [2020-07-07 10:42:29,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 10:42:29" (1/1) ... [2020-07-07 10:42:29,045 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 10:42:29,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 10:42:29,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:42:29,665 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 10:42:29,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 10:42:29,782 INFO L208 MainTranslator]: Completed translation [2020-07-07 10:42:29,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29 WrapperNode [2020-07-07 10:42:29,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 10:42:29,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 10:42:29,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 10:42:29,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 10:42:29,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29" (1/1) ... [2020-07-07 10:42:29,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29" (1/1) ... [2020-07-07 10:42:29,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29" (1/1) ... [2020-07-07 10:42:29,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29" (1/1) ... [2020-07-07 10:42:29,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29" (1/1) ... [2020-07-07 10:42:29,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29" (1/1) ... [2020-07-07 10:42:29,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29" (1/1) ... [2020-07-07 10:42:29,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 10:42:29,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 10:42:29,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 10:42:29,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 10:42:29,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29" (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 [2020-07-07 10:42:29,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 10:42:29,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 10:42:29,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-07 10:42:29,930 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-07 10:42:29,930 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-07 10:42:29,930 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-07 10:42:29,930 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-07 10:42:29,931 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 10:42:29,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-07 10:42:29,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-07 10:42:29,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-07 10:42:29,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-07 10:42:29,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-07 10:42:29,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-07 10:42:29,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-07 10:42:29,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-07 10:42:29,932 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-07 10:42:29,932 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-07 10:42:29,933 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-07 10:42:29,933 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-07 10:42:29,933 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-07 10:42:29,933 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-07 10:42:29,933 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-07 10:42:29,933 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-07 10:42:29,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-07 10:42:29,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-07 10:42:29,934 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-07 10:42:29,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-07 10:42:29,934 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-07 10:42:29,934 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-07 10:42:29,934 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-07 10:42:29,935 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-07 10:42:29,935 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-07 10:42:29,935 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-07 10:42:29,935 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-07 10:42:29,935 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-07 10:42:29,935 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-07 10:42:29,936 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-07 10:42:29,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-07 10:42:29,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-07 10:42:29,936 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-07 10:42:29,936 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-07 10:42:29,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-07 10:42:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 10:42:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 10:42:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-07 10:42:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-07 10:42:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-07 10:42:29,937 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-07 10:42:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-07 10:42:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-07 10:42:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-07 10:42:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-07 10:42:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-07 10:42:29,938 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-07 10:42:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-07 10:42:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-07 10:42:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-07 10:42:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-07 10:42:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 10:42:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-07 10:42:29,939 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-07 10:42:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-07 10:42:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-07 10:42:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-07 10:42:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-07 10:42:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-07 10:42:29,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-07 10:42:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-07 10:42:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-07 10:42:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-07 10:42:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-07 10:42:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-07 10:42:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-07 10:42:29,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-07 10:42:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-07 10:42:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-07 10:42:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-07 10:42:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-07 10:42:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-07 10:42:29,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-07 10:42:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-07 10:42:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-07 10:42:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-07 10:42:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-07 10:42:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-07 10:42:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-07 10:42:29,943 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-07 10:42:29,944 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-07 10:42:29,944 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-07 10:42:29,944 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-07 10:42:29,944 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-07 10:42:29,944 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-07 10:42:29,944 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-07 10:42:29,944 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-07 10:42:29,945 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-07 10:42:29,945 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-07 10:42:29,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 10:42:29,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-07 10:42:29,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 10:42:31,088 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 10:42:31,089 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-07 10:42:31,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:42:31 BoogieIcfgContainer [2020-07-07 10:42:31,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 10:42:31,096 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 10:42:31,096 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 10:42:31,099 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 10:42:31,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 10:42:29" (1/3) ... [2020-07-07 10:42:31,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e03ffda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:42:31, skipping insertion in model container [2020-07-07 10:42:31,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 10:42:29" (2/3) ... [2020-07-07 10:42:31,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e03ffda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 10:42:31, skipping insertion in model container [2020-07-07 10:42:31,101 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 10:42:31" (3/3) ... [2020-07-07 10:42:31,102 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product54.cil.c [2020-07-07 10:42:31,113 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 10:42:31,120 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 10:42:31,134 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 10:42:31,157 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 10:42:31,157 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 10:42:31,157 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 10:42:31,157 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 10:42:31,158 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 10:42:31,158 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 10:42:31,158 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 10:42:31,159 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 10:42:31,179 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2020-07-07 10:42:31,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-07 10:42:31,190 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:31,191 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] [2020-07-07 10:42:31,191 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:31,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:31,197 INFO L82 PathProgramCache]: Analyzing trace with hash 1445624956, now seen corresponding path program 1 times [2020-07-07 10:42:31,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:31,208 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866871805] [2020-07-07 10:42:31,208 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:31,937 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:32,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:32,026 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866871805] [2020-07-07 10:42:32,027 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:32,027 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 10:42:32,029 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748785190] [2020-07-07 10:42:32,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-07 10:42:32,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:32,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-07 10:42:32,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:42:32,053 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 4 states. [2020-07-07 10:42:33,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:33,316 INFO L93 Difference]: Finished difference Result 338 states and 440 transitions. [2020-07-07 10:42:33,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-07 10:42:33,318 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-07-07 10:42:33,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:33,334 INFO L225 Difference]: With dead ends: 338 [2020-07-07 10:42:33,334 INFO L226 Difference]: Without dead ends: 187 [2020-07-07 10:42:33,339 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-07 10:42:33,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2020-07-07 10:42:33,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 152. [2020-07-07 10:42:33,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-07-07 10:42:33,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 180 transitions. [2020-07-07 10:42:33,461 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 180 transitions. Word has length 51 [2020-07-07 10:42:33,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:33,462 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 180 transitions. [2020-07-07 10:42:33,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-07 10:42:33,462 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 180 transitions. [2020-07-07 10:42:33,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-07 10:42:33,466 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:33,466 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] [2020-07-07 10:42:33,467 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 10:42:33,467 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:33,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:33,467 INFO L82 PathProgramCache]: Analyzing trace with hash 313505704, now seen corresponding path program 1 times [2020-07-07 10:42:33,468 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:33,468 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486536515] [2020-07-07 10:42:33,468 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:33,775 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:33,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:33,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:33,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486536515] [2020-07-07 10:42:33,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:33,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-07 10:42:33,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206680634] [2020-07-07 10:42:33,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 10:42:33,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:33,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 10:42:33,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 10:42:33,866 INFO L87 Difference]: Start difference. First operand 152 states and 180 transitions. Second operand 5 states. [2020-07-07 10:42:34,401 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:35,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:35,496 INFO L93 Difference]: Finished difference Result 279 states and 347 transitions. [2020-07-07 10:42:35,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 10:42:35,497 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-07 10:42:35,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:35,501 INFO L225 Difference]: With dead ends: 279 [2020-07-07 10:42:35,501 INFO L226 Difference]: Without dead ends: 177 [2020-07-07 10:42:35,503 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:42:35,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-07-07 10:42:35,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 143. [2020-07-07 10:42:35,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-07 10:42:35,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2020-07-07 10:42:35,547 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 52 [2020-07-07 10:42:35,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:35,548 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2020-07-07 10:42:35,548 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 10:42:35,548 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2020-07-07 10:42:35,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-07 10:42:35,550 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:35,550 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] [2020-07-07 10:42:35,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 10:42:35,551 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:35,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:35,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1935207340, now seen corresponding path program 1 times [2020-07-07 10:42:35,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:35,552 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650664741] [2020-07-07 10:42:35,552 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:35,881 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:35,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:35,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:35,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:35,998 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650664741] [2020-07-07 10:42:35,998 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:35,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:42:35,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900779953] [2020-07-07 10:42:36,022 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:42:36,023 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:36,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:42:36,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:42:36,024 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 9 states. [2020-07-07 10:42:36,450 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:36,749 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:37,023 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:37,248 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:38,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:38,698 INFO L93 Difference]: Finished difference Result 292 states and 366 transitions. [2020-07-07 10:42:38,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 10:42:38,699 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-07-07 10:42:38,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:38,702 INFO L225 Difference]: With dead ends: 292 [2020-07-07 10:42:38,703 INFO L226 Difference]: Without dead ends: 177 [2020-07-07 10:42:38,704 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-07-07 10:42:38,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-07-07 10:42:38,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 143. [2020-07-07 10:42:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-07 10:42:38,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 167 transitions. [2020-07-07 10:42:38,749 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 167 transitions. Word has length 57 [2020-07-07 10:42:38,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:38,750 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 167 transitions. [2020-07-07 10:42:38,750 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:42:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 167 transitions. [2020-07-07 10:42:38,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-07-07 10:42:38,753 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:38,753 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:38,753 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 10:42:38,754 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:38,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:38,754 INFO L82 PathProgramCache]: Analyzing trace with hash 979214064, now seen corresponding path program 1 times [2020-07-07 10:42:38,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:38,755 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273241963] [2020-07-07 10:42:38,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,073 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:39,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:39,234 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273241963] [2020-07-07 10:42:39,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:39,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 10:42:39,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968765568] [2020-07-07 10:42:39,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 10:42:39,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:39,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 10:42:39,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 10:42:39,238 INFO L87 Difference]: Start difference. First operand 143 states and 167 transitions. Second operand 7 states. [2020-07-07 10:42:39,631 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:40,913 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:41,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:41,740 INFO L93 Difference]: Finished difference Result 397 states and 501 transitions. [2020-07-07 10:42:41,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 10:42:41,741 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 75 [2020-07-07 10:42:41,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:41,746 INFO L225 Difference]: With dead ends: 397 [2020-07-07 10:42:41,746 INFO L226 Difference]: Without dead ends: 282 [2020-07-07 10:42:41,747 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-07-07 10:42:41,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-07-07 10:42:41,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 233. [2020-07-07 10:42:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 233 states. [2020-07-07 10:42:41,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 266 transitions. [2020-07-07 10:42:41,806 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 266 transitions. Word has length 75 [2020-07-07 10:42:41,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:41,807 INFO L479 AbstractCegarLoop]: Abstraction has 233 states and 266 transitions. [2020-07-07 10:42:41,807 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 10:42:41,807 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 266 transitions. [2020-07-07 10:42:41,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-07-07 10:42:41,809 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:41,809 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:41,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-07 10:42:41,810 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:41,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:41,810 INFO L82 PathProgramCache]: Analyzing trace with hash -919866488, now seen corresponding path program 1 times [2020-07-07 10:42:41,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:41,811 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955914035] [2020-07-07 10:42:41,811 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,130 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:42,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:42,266 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955914035] [2020-07-07 10:42:42,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:42,266 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-07 10:42:42,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683899626] [2020-07-07 10:42:42,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 10:42:42,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:42,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 10:42:42,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-07 10:42:42,268 INFO L87 Difference]: Start difference. First operand 233 states and 266 transitions. Second operand 9 states. [2020-07-07 10:42:42,697 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:44,058 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:44,340 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:44,599 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:44,819 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:46,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:46,260 INFO L93 Difference]: Finished difference Result 695 states and 864 transitions. [2020-07-07 10:42:46,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-07 10:42:46,261 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-07-07 10:42:46,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:46,267 INFO L225 Difference]: With dead ends: 695 [2020-07-07 10:42:46,267 INFO L226 Difference]: Without dead ends: 490 [2020-07-07 10:42:46,268 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-07-07 10:42:46,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2020-07-07 10:42:46,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 414. [2020-07-07 10:42:46,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 414 states. [2020-07-07 10:42:46,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 472 transitions. [2020-07-07 10:42:46,365 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 472 transitions. Word has length 89 [2020-07-07 10:42:46,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:46,366 INFO L479 AbstractCegarLoop]: Abstraction has 414 states and 472 transitions. [2020-07-07 10:42:46,366 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 10:42:46,366 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 472 transitions. [2020-07-07 10:42:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-07-07 10:42:46,368 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:46,368 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:46,369 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-07 10:42:46,369 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:46,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:46,369 INFO L82 PathProgramCache]: Analyzing trace with hash -1008826772, now seen corresponding path program 1 times [2020-07-07 10:42:46,370 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:46,370 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724854596] [2020-07-07 10:42:46,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,651 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:46,811 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724854596] [2020-07-07 10:42:46,812 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:46,812 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-07 10:42:46,812 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681138540] [2020-07-07 10:42:46,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 10:42:46,813 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:46,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 10:42:46,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:42:46,814 INFO L87 Difference]: Start difference. First operand 414 states and 472 transitions. Second operand 10 states. [2020-07-07 10:42:47,229 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:48,448 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:48,677 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:42:48,915 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:49,193 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:50,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:50,561 INFO L93 Difference]: Finished difference Result 914 states and 1119 transitions. [2020-07-07 10:42:50,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-07-07 10:42:50,564 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-07-07 10:42:50,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:50,571 INFO L225 Difference]: With dead ends: 914 [2020-07-07 10:42:50,571 INFO L226 Difference]: Without dead ends: 528 [2020-07-07 10:42:50,575 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=194, Invalid=508, Unknown=0, NotChecked=0, Total=702 [2020-07-07 10:42:50,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2020-07-07 10:42:50,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 413. [2020-07-07 10:42:50,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-07-07 10:42:50,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 469 transitions. [2020-07-07 10:42:50,681 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 469 transitions. Word has length 93 [2020-07-07 10:42:50,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:50,681 INFO L479 AbstractCegarLoop]: Abstraction has 413 states and 469 transitions. [2020-07-07 10:42:50,681 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 10:42:50,681 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 469 transitions. [2020-07-07 10:42:50,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-07 10:42:50,683 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:50,683 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:50,683 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-07 10:42:50,684 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:50,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:50,684 INFO L82 PathProgramCache]: Analyzing trace with hash 390870795, now seen corresponding path program 1 times [2020-07-07 10:42:50,684 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:50,685 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529861068] [2020-07-07 10:42:50,685 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:50,970 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:51,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:51,122 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529861068] [2020-07-07 10:42:51,122 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:51,122 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-07 10:42:51,123 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449045777] [2020-07-07 10:42:51,123 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-07 10:42:51,123 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:51,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-07 10:42:51,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-07-07 10:42:51,124 INFO L87 Difference]: Start difference. First operand 413 states and 469 transitions. Second operand 10 states. [2020-07-07 10:42:52,152 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-07-07 10:42:52,416 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-07-07 10:42:52,685 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:52,942 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:54,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:54,230 INFO L93 Difference]: Finished difference Result 917 states and 1130 transitions. [2020-07-07 10:42:54,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-07 10:42:54,235 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 94 [2020-07-07 10:42:54,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:54,239 INFO L225 Difference]: With dead ends: 917 [2020-07-07 10:42:54,239 INFO L226 Difference]: Without dead ends: 532 [2020-07-07 10:42:54,241 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-07-07 10:42:54,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2020-07-07 10:42:54,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 423. [2020-07-07 10:42:54,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-07-07 10:42:54,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 479 transitions. [2020-07-07 10:42:54,309 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 479 transitions. Word has length 94 [2020-07-07 10:42:54,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:54,310 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 479 transitions. [2020-07-07 10:42:54,310 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-07 10:42:54,310 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 479 transitions. [2020-07-07 10:42:54,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-07 10:42:54,312 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:54,312 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:54,312 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-07 10:42:54,313 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:54,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:54,313 INFO L82 PathProgramCache]: Analyzing trace with hash 318484237, now seen corresponding path program 1 times [2020-07-07 10:42:54,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:54,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311110954] [2020-07-07 10:42:54,314 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,594 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:54,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:54,750 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311110954] [2020-07-07 10:42:54,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:54,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-07 10:42:54,756 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860050513] [2020-07-07 10:42:54,757 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-07 10:42:54,757 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:54,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-07 10:42:54,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-07-07 10:42:54,758 INFO L87 Difference]: Start difference. First operand 423 states and 479 transitions. Second operand 12 states. [2020-07-07 10:42:55,380 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:55,637 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:55,887 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:56,655 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:56,922 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:57,173 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-07 10:42:58,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:42:58,680 INFO L93 Difference]: Finished difference Result 941 states and 1174 transitions. [2020-07-07 10:42:58,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-07 10:42:58,681 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 94 [2020-07-07 10:42:58,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:42:58,685 INFO L225 Difference]: With dead ends: 941 [2020-07-07 10:42:58,685 INFO L226 Difference]: Without dead ends: 546 [2020-07-07 10:42:58,687 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2020-07-07 10:42:58,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2020-07-07 10:42:58,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 431. [2020-07-07 10:42:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2020-07-07 10:42:58,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 487 transitions. [2020-07-07 10:42:58,775 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 487 transitions. Word has length 94 [2020-07-07 10:42:58,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:42:58,776 INFO L479 AbstractCegarLoop]: Abstraction has 431 states and 487 transitions. [2020-07-07 10:42:58,776 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-07 10:42:58,776 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 487 transitions. [2020-07-07 10:42:58,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-07 10:42:58,778 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:42:58,778 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:42:58,778 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-07 10:42:58,778 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:42:58,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:42:58,779 INFO L82 PathProgramCache]: Analyzing trace with hash 648249998, now seen corresponding path program 1 times [2020-07-07 10:42:58,779 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:42:58,779 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104990989] [2020-07-07 10:42:58,780 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:42:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,110 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:42:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:42:59,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:42:59,284 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104990989] [2020-07-07 10:42:59,284 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:42:59,284 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:42:59,285 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689255751] [2020-07-07 10:42:59,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:42:59,286 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:42:59,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:42:59,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:42:59,287 INFO L87 Difference]: Start difference. First operand 431 states and 487 transitions. Second operand 8 states. [2020-07-07 10:42:59,965 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:43:01,060 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:43:04,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:43:04,195 INFO L93 Difference]: Finished difference Result 1527 states and 2037 transitions. [2020-07-07 10:43:04,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-07 10:43:04,196 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-07-07 10:43:04,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:43:04,204 INFO L225 Difference]: With dead ends: 1527 [2020-07-07 10:43:04,204 INFO L226 Difference]: Without dead ends: 1124 [2020-07-07 10:43:04,206 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=164, Invalid=486, Unknown=0, NotChecked=0, Total=650 [2020-07-07 10:43:04,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1124 states. [2020-07-07 10:43:04,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1124 to 900. [2020-07-07 10:43:04,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 900 states. [2020-07-07 10:43:04,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1079 transitions. [2020-07-07 10:43:04,383 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1079 transitions. Word has length 94 [2020-07-07 10:43:04,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:43:04,384 INFO L479 AbstractCegarLoop]: Abstraction has 900 states and 1079 transitions. [2020-07-07 10:43:04,384 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:43:04,384 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1079 transitions. [2020-07-07 10:43:04,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-07-07 10:43:04,386 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:43:04,387 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 10:43:04,387 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-07 10:43:04,387 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:43:04,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:43:04,387 INFO L82 PathProgramCache]: Analyzing trace with hash -1149612728, now seen corresponding path program 1 times [2020-07-07 10:43:04,388 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:43:04,388 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711846391] [2020-07-07 10:43:04,388 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:43:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,645 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:43:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:04,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:43:04,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711846391] [2020-07-07 10:43:04,748 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 10:43:04,748 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 10:43:04,748 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002642025] [2020-07-07 10:43:04,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:43:04,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:43:04,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:43:04,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-07 10:43:04,750 INFO L87 Difference]: Start difference. First operand 900 states and 1079 transitions. Second operand 8 states. [2020-07-07 10:43:05,314 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-07 10:43:08,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:43:08,474 INFO L93 Difference]: Finished difference Result 2038 states and 2695 transitions. [2020-07-07 10:43:08,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-07-07 10:43:08,476 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2020-07-07 10:43:08,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:43:08,488 INFO L225 Difference]: With dead ends: 2038 [2020-07-07 10:43:08,488 INFO L226 Difference]: Without dead ends: 2035 [2020-07-07 10:43:08,490 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=212, Invalid=544, Unknown=0, NotChecked=0, Total=756 [2020-07-07 10:43:08,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2035 states. [2020-07-07 10:43:08,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2035 to 1641. [2020-07-07 10:43:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1641 states. [2020-07-07 10:43:08,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1641 states and 1966 transitions. [2020-07-07 10:43:08,933 INFO L78 Accepts]: Start accepts. Automaton has 1641 states and 1966 transitions. Word has length 98 [2020-07-07 10:43:08,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:43:08,933 INFO L479 AbstractCegarLoop]: Abstraction has 1641 states and 1966 transitions. [2020-07-07 10:43:08,934 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:43:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 1966 transitions. [2020-07-07 10:43:08,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-07-07 10:43:08,939 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:43:08,940 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-07 10:43:08,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-07 10:43:08,940 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:43:08,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:43:08,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1054262603, now seen corresponding path program 1 times [2020-07-07 10:43:08,941 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:43:08,945 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276189114] [2020-07-07 10:43:08,946 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:43:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,226 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:43:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,458 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-07-07 10:43:09,458 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276189114] [2020-07-07 10:43:09,459 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [976973037] [2020-07-07 10:43:09,459 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:43:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:09,695 INFO L264 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 10:43:09,730 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:43:09,832 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 10:43:09,833 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:43:09,833 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 13 [2020-07-07 10:43:09,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295105648] [2020-07-07 10:43:09,835 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 10:43:09,835 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:43:09,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 10:43:09,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-07-07 10:43:09,836 INFO L87 Difference]: Start difference. First operand 1641 states and 1966 transitions. Second operand 3 states. [2020-07-07 10:43:10,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:43:10,309 INFO L93 Difference]: Finished difference Result 3001 states and 3620 transitions. [2020-07-07 10:43:10,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 10:43:10,310 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2020-07-07 10:43:10,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:43:10,321 INFO L225 Difference]: With dead ends: 3001 [2020-07-07 10:43:10,321 INFO L226 Difference]: Without dead ends: 1388 [2020-07-07 10:43:10,326 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-07-07 10:43:10,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2020-07-07 10:43:10,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1388. [2020-07-07 10:43:10,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1388 states. [2020-07-07 10:43:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1388 states and 1642 transitions. [2020-07-07 10:43:10,721 INFO L78 Accepts]: Start accepts. Automaton has 1388 states and 1642 transitions. Word has length 162 [2020-07-07 10:43:10,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:43:10,722 INFO L479 AbstractCegarLoop]: Abstraction has 1388 states and 1642 transitions. [2020-07-07 10:43:10,722 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 10:43:10,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1642 transitions. [2020-07-07 10:43:10,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-07-07 10:43:10,727 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 10:43:10,727 INFO L422 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, 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, 1] [2020-07-07 10:43:10,940 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-07-07 10:43:10,941 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 10:43:10,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 10:43:10,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1747787381, now seen corresponding path program 1 times [2020-07-07 10:43:10,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 10:43:10,942 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062737080] [2020-07-07 10:43:10,942 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 10:43:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,312 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:43:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,641 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-07-07 10:43:11,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062737080] [2020-07-07 10:43:11,642 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [168138874] [2020-07-07 10:43:11,642 INFO L94 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 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 10:43:11,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 10:43:11,854 INFO L264 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-07 10:43:11,862 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 10:43:12,035 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-07 10:43:12,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 10:43:12,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [19] total 24 [2020-07-07 10:43:12,036 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591130475] [2020-07-07 10:43:12,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 10:43:12,037 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 10:43:12,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 10:43:12,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:43:12,037 INFO L87 Difference]: Start difference. First operand 1388 states and 1642 transitions. Second operand 8 states. [2020-07-07 10:43:12,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 10:43:12,604 INFO L93 Difference]: Finished difference Result 2306 states and 2742 transitions. [2020-07-07 10:43:12,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 10:43:12,605 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 175 [2020-07-07 10:43:12,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 10:43:12,606 INFO L225 Difference]: With dead ends: 2306 [2020-07-07 10:43:12,607 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 10:43:12,613 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 220 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2020-07-07 10:43:12,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 10:43:12,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 10:43:12,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 10:43:12,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 10:43:12,614 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2020-07-07 10:43:12,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 10:43:12,614 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 10:43:12,614 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 10:43:12,614 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 10:43:12,615 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 10:43:12,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-07-07 10:43:12,831 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 10:43:13,751 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-07-07 10:43:13,964 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 27 [2020-07-07 10:43:14,135 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 31 [2020-07-07 10:43:14,558 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 28 [2020-07-07 10:43:16,778 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 353 DAG size of output: 322 [2020-07-07 10:43:17,337 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 279 [2020-07-07 10:43:17,911 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 279 [2020-07-07 10:43:19,376 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 27 [2020-07-07 10:43:20,401 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 308 [2020-07-07 10:43:21,773 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 316 [2020-07-07 10:43:22,820 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-07-07 10:43:23,697 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 26 [2020-07-07 10:43:23,877 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-07 10:43:25,472 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 181 DAG size of output: 49 [2020-07-07 10:43:25,658 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-07 10:43:25,825 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-07-07 10:43:26,536 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-07-07 10:43:27,151 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2020-07-07 10:43:27,395 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-07 10:43:27,965 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2020-07-07 10:43:28,507 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 24 [2020-07-07 10:43:28,692 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-07 10:43:28,876 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-07 10:43:29,049 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-07 10:43:30,621 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 174 DAG size of output: 30 [2020-07-07 10:43:32,525 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 272 DAG size of output: 45 [2020-07-07 10:43:32,724 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-07 10:43:33,758 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 218 DAG size of output: 41 [2020-07-07 10:43:35,468 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 180 DAG size of output: 39 [2020-07-07 10:43:36,478 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 218 DAG size of output: 41 [2020-07-07 10:43:36,669 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-07-07 10:43:37,528 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 28 [2020-07-07 10:43:38,426 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 29 [2020-07-07 10:43:39,609 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 173 DAG size of output: 37 [2020-07-07 10:43:40,163 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 24 [2020-07-07 10:43:40,352 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-07 10:43:40,922 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 24 [2020-07-07 10:43:41,862 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 28 [2020-07-07 10:43:42,055 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-07 10:43:42,822 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2020-07-07 10:43:43,022 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-07 10:43:43,687 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 28 [2020-07-07 10:43:44,511 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 42 [2020-07-07 10:43:45,440 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 26 [2020-07-07 10:43:46,926 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 260 DAG size of output: 42 [2020-07-07 10:43:47,093 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-07 10:43:47,525 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-07 10:43:47,724 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-07 10:43:48,182 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-07-07 10:43:48,357 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2020-07-07 10:43:48,532 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-07-07 10:43:48,720 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-07 10:43:49,180 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-07 10:43:50,271 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2020-07-07 10:43:50,452 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-07-07 10:43:50,963 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-07 10:43:51,159 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 31 [2020-07-07 10:43:52,801 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 266 DAG size of output: 45 [2020-07-07 10:43:53,006 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 31 [2020-07-07 10:43:53,222 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 29 [2020-07-07 10:43:53,758 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-07-07 10:43:53,942 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-07 10:43:54,387 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 24 [2020-07-07 10:43:55,033 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-07-07 10:43:55,942 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 29 [2020-07-07 10:43:55,948 INFO L268 CegarLoopResult]: For program point L287(lines 264 288) no Hoare annotation was computed. [2020-07-07 10:43:55,948 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 240 295) no Hoare annotation was computed. [2020-07-07 10:43:55,948 INFO L268 CegarLoopResult]: For program point L271(lines 271 275) no Hoare annotation was computed. [2020-07-07 10:43:55,948 INFO L268 CegarLoopResult]: For program point L271-1(lines 271 275) no Hoare annotation was computed. [2020-07-07 10:43:55,949 INFO L268 CegarLoopResult]: For program point L266(line 266) no Hoare annotation was computed. [2020-07-07 10:43:55,949 INFO L268 CegarLoopResult]: For program point L265-2(lines 265 286) no Hoare annotation was computed. [2020-07-07 10:43:55,949 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 240 295) no Hoare annotation was computed. [2020-07-07 10:43:55,949 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 240 295) no Hoare annotation was computed. [2020-07-07 10:43:55,949 INFO L268 CegarLoopResult]: For program point L322-2(lines 322 347) no Hoare annotation was computed. [2020-07-07 10:43:55,953 INFO L268 CegarLoopResult]: For program point L348(lines 321 349) no Hoare annotation was computed. [2020-07-07 10:43:55,953 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 296 355) no Hoare annotation was computed. [2020-07-07 10:43:55,953 INFO L268 CegarLoopResult]: For program point L341(line 341) no Hoare annotation was computed. [2020-07-07 10:43:55,953 INFO L268 CegarLoopResult]: For program point L341-1(line 341) no Hoare annotation was computed. [2020-07-07 10:43:55,953 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 296 355) no Hoare annotation was computed. [2020-07-07 10:43:55,953 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 296 355) no Hoare annotation was computed. [2020-07-07 10:43:55,953 INFO L268 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2020-07-07 10:43:55,953 INFO L268 CegarLoopResult]: For program point L328-1(lines 328 332) no Hoare annotation was computed. [2020-07-07 10:43:55,954 INFO L268 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-07-07 10:43:55,954 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 981 987) the Hoare annotation is: true [2020-07-07 10:43:55,954 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 981 987) no Hoare annotation was computed. [2020-07-07 10:43:55,954 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 988 996) no Hoare annotation was computed. [2020-07-07 10:43:55,954 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 988 996) the Hoare annotation is: true [2020-07-07 10:43:55,954 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 988 996) no Hoare annotation was computed. [2020-07-07 10:43:55,955 INFO L264 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-07 10:43:55,955 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-07 10:43:55,955 INFO L264 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-07 10:43:55,955 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-07 10:43:55,956 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-07-07 10:43:55,956 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-07-07 10:43:55,956 INFO L264 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 1 main_~tmp~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-07 10:43:55,957 INFO L264 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and (= 0 ~methAndRunningLastTime~0) (= 1 main_~tmp~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-07 10:43:55,957 INFO L268 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-07-07 10:43:55,957 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-07-07 10:43:55,957 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-07 10:43:55,957 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-07 10:43:55,957 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-07 10:43:55,957 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-07 10:43:55,958 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 767 775) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 767 775) the Hoare annotation is: true [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 767 775) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 831 849) the Hoare annotation is: true [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point L840(lines 840 844) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L271 CegarLoopResult]: At program point L838(line 838) the Hoare annotation is: true [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point L840-2(lines 840 844) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 831 849) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point L838-1(line 838) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 831 849) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point L795(lines 795 803) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point L795-2(lines 795 803) no Hoare annotation was computed. [2020-07-07 10:43:55,959 INFO L268 CegarLoopResult]: For program point L783(lines 783 791) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 776 811) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point L783-2(lines 783 791) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 776 811) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point L806(line 806) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point L806-1(line 806) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 776 811) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 974 980) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 974 980) the Hoare annotation is: true [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 194 239) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 194 239) no Hoare annotation was computed. [2020-07-07 10:43:55,960 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 194 239) no Hoare annotation was computed. [2020-07-07 10:43:55,961 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 507 552) no Hoare annotation was computed. [2020-07-07 10:43:55,961 INFO L268 CegarLoopResult]: For program point L527(lines 527 534) no Hoare annotation was computed. [2020-07-07 10:43:55,961 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 507 552) no Hoare annotation was computed. [2020-07-07 10:43:55,961 INFO L268 CegarLoopResult]: For program point L521(lines 521 541) no Hoare annotation was computed. [2020-07-07 10:43:55,961 INFO L268 CegarLoopResult]: For program point L521-1(lines 521 541) no Hoare annotation was computed. [2020-07-07 10:43:55,961 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 507 552) no Hoare annotation was computed. [2020-07-07 10:43:55,961 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-07 10:43:55,961 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 108 118) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-07 10:43:55,961 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 108 118) no Hoare annotation was computed. [2020-07-07 10:43:55,961 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 108 118) no Hoare annotation was computed. [2020-07-07 10:43:55,961 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 756 766) the Hoare annotation is: true [2020-07-07 10:43:55,962 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 756 766) no Hoare annotation was computed. [2020-07-07 10:43:55,962 INFO L271 CegarLoopResult]: At program point L761(line 761) the Hoare annotation is: true [2020-07-07 10:43:55,962 INFO L268 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-07-07 10:43:55,962 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 756 766) no Hoare annotation was computed. [2020-07-07 10:43:55,962 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 748 755) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse1 .cse0 (not (= 0 ~methaneLevelCritical~0)) .cse2))) [2020-07-07 10:43:55,962 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 748 755) no Hoare annotation was computed. [2020-07-07 10:43:55,962 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 748 755) no Hoare annotation was computed. [2020-07-07 10:43:55,962 INFO L268 CegarLoopResult]: For program point L943(lines 943 949) no Hoare annotation was computed. [2020-07-07 10:43:55,962 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 939 952) no Hoare annotation was computed. [2020-07-07 10:43:55,962 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 939 952) the Hoare annotation is: true [2020-07-07 10:43:55,963 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 939 952) no Hoare annotation was computed. [2020-07-07 10:43:55,963 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse5 .cse6 .cse4) (or .cse6 .cse2 .cse4))) [2020-07-07 10:43:55,963 INFO L268 CegarLoopResult]: For program point L734-1(lines 715 739) no Hoare annotation was computed. [2020-07-07 10:43:55,963 INFO L264 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: (let ((.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse5 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-07 10:43:55,963 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 715 739) no Hoare annotation was computed. [2020-07-07 10:43:55,963 INFO L264 CegarLoopResult]: At program point L725(line 725) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 (and .cse6 (<= ~methaneLevelCritical~0 processEnvironment_~tmp~8)) .cse3) (or .cse6 .cse5 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-07 10:43:55,964 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 715 739) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse4) (or .cse7 .cse6 .cse2 .cse4))) [2020-07-07 10:43:55,964 INFO L268 CegarLoopResult]: For program point L723(lines 723 731) no Hoare annotation was computed. [2020-07-07 10:43:55,964 INFO L264 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse3) (or .cse6 .cse5 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3))) [2020-07-07 10:43:55,964 INFO L268 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-07-07 10:43:55,964 INFO L268 CegarLoopResult]: For program point L719(lines 719 736) no Hoare annotation was computed. [2020-07-07 10:43:55,964 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 655 661) no Hoare annotation was computed. [2020-07-07 10:43:55,964 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 655 661) the Hoare annotation is: true [2020-07-07 10:43:55,965 INFO L264 CegarLoopResult]: At program point testENTRY(lines 555 620) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methAndRunningLastTime~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-07 10:43:55,965 INFO L268 CegarLoopResult]: For program point L603(lines 603 607) no Hoare annotation was computed. [2020-07-07 10:43:55,965 INFO L264 CegarLoopResult]: At program point L603-2(lines 595 608) the Hoare annotation is: (let ((.cse6 (< 1 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and .cse5 .cse0 .cse6 .cse4 .cse7) (and .cse0 .cse6 .cse1 .cse4 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse5 .cse0 .cse2 .cse3 .cse4) (and .cse8 .cse0 .cse1 .cse4 .cse7) (and .cse8 .cse5 .cse0 .cse4 .cse7))) [2020-07-07 10:43:55,965 INFO L268 CegarLoopResult]: For program point testFINAL(lines 555 620) no Hoare annotation was computed. [2020-07-07 10:43:55,965 INFO L268 CegarLoopResult]: For program point L566(lines 565 612) no Hoare annotation was computed. [2020-07-07 10:43:55,965 INFO L264 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (let ((.cse6 (< 1 ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (<= 1 ~methaneLevelCritical~0)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse1 .cse6 .cse4 .cse7) (and .cse1 .cse6 .cse2 .cse4 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse5 .cse1 .cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse7) (and .cse0 .cse5 .cse1 .cse4 .cse7))) [2020-07-07 10:43:55,966 INFO L268 CegarLoopResult]: For program point L595(lines 595 608) no Hoare annotation was computed. [2020-07-07 10:43:55,966 INFO L264 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: (let ((.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and (= 0 ~methAndRunningLastTime~0) .cse1 .cse5 .cse6 .cse3) (and .cse1 (< 1 ~waterLevel~0) .cse5 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|)) (and .cse0 .cse1 .cse6 .cse2 .cse3))) [2020-07-07 10:43:55,966 INFO L268 CegarLoopResult]: For program point L585(lines 585 591) no Hoare annotation was computed. [2020-07-07 10:43:55,966 INFO L268 CegarLoopResult]: For program point L585-1(lines 585 591) no Hoare annotation was computed. [2020-07-07 10:43:55,966 INFO L264 CegarLoopResult]: At program point L610(lines 565 612) the Hoare annotation is: (let ((.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= 0 ~methAndRunningLastTime~0) .cse1 .cse5 .cse6 .cse3) (and .cse1 (< 1 ~waterLevel~0) .cse5 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse6 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)))) [2020-07-07 10:43:55,966 INFO L264 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: (let ((.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= 1 ~systemActive~0))) (or (not (<= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= 0 ~methAndRunningLastTime~0) .cse1 .cse5 .cse6 .cse3) (and .cse1 (< 1 ~waterLevel~0) .cse5 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse6 .cse2 .cse3) (not (= 1 |old(~systemActive~0)|)))) [2020-07-07 10:43:55,966 INFO L268 CegarLoopResult]: For program point L575(lines 575 581) no Hoare annotation was computed. [2020-07-07 10:43:55,967 INFO L268 CegarLoopResult]: For program point L575-1(lines 575 581) no Hoare annotation was computed. [2020-07-07 10:43:55,967 INFO L268 CegarLoopResult]: For program point L567(lines 567 571) no Hoare annotation was computed. [2020-07-07 10:43:55,967 INFO L264 CegarLoopResult]: At program point L613(lines 564 614) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= 1 |old(~systemActive~0)|))) [2020-07-07 10:43:55,967 INFO L268 CegarLoopResult]: For program point testEXIT(lines 555 620) no Hoare annotation was computed. [2020-07-07 10:43:55,967 INFO L268 CegarLoopResult]: For program point L481(lines 481 488) no Hoare annotation was computed. [2020-07-07 10:43:55,967 INFO L268 CegarLoopResult]: For program point L475(lines 475 495) no Hoare annotation was computed. [2020-07-07 10:43:55,967 INFO L268 CegarLoopResult]: For program point L475-1(lines 475 495) no Hoare annotation was computed. [2020-07-07 10:43:55,967 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 461 506) no Hoare annotation was computed. [2020-07-07 10:43:55,967 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 461 506) no Hoare annotation was computed. [2020-07-07 10:43:55,968 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 461 506) no Hoare annotation was computed. [2020-07-07 10:43:55,968 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 953 961) no Hoare annotation was computed. [2020-07-07 10:43:55,968 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 953 961) the Hoare annotation is: true [2020-07-07 10:43:55,968 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 953 961) no Hoare annotation was computed. [2020-07-07 10:43:55,968 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 158 186) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or (= 0 ~methAndRunningLastTime~0) .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (< 1 ~waterLevel~0)) .cse5 .cse3) (or .cse4 .cse5 .cse2 .cse3))) [2020-07-07 10:43:55,968 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (< 1 ~waterLevel~0)) .cse4 .cse2))) [2020-07-07 10:43:55,968 INFO L268 CegarLoopResult]: For program point L171(lines 171 177) no Hoare annotation was computed. [2020-07-07 10:43:55,968 INFO L268 CegarLoopResult]: For program point L170(lines 170 180) no Hoare annotation was computed. [2020-07-07 10:43:55,969 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) .cse2) (or (= 0 ~methAndRunningLastTime~0) .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (< 1 ~waterLevel~0)) .cse3 .cse2) (or .cse4 .cse1 .cse2) (or .cse4 .cse3 .cse2))) [2020-07-07 10:43:55,969 INFO L268 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-07-07 10:43:55,969 INFO L268 CegarLoopResult]: For program point L166(lines 166 183) no Hoare annotation was computed. [2020-07-07 10:43:55,969 INFO L268 CegarLoopResult]: For program point L166-1(lines 158 186) no Hoare annotation was computed. [2020-07-07 10:43:55,969 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or (= 0 ~methAndRunningLastTime~0) .cse0 (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (< 1 ~waterLevel~0)) .cse5 .cse3) (or .cse4 .cse5 .cse2 .cse3))) [2020-07-07 10:43:55,969 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 158 186) no Hoare annotation was computed. [2020-07-07 10:43:55,969 INFO L268 CegarLoopResult]: For program point L164-1(line 164) no Hoare annotation was computed. [2020-07-07 10:43:55,970 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 150 157) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 |old(~methAndRunningLastTime~0)|)) (not (= 0 ~methaneLevelCritical~0)) (not (<= ~waterLevel~0 1)) (not (= 0 ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-07-07 10:43:55,970 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 150 157) no Hoare annotation was computed. [2020-07-07 10:43:55,970 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 150 157) no Hoare annotation was computed. [2020-07-07 10:43:55,970 INFO L268 CegarLoopResult]: For program point L915-2(lines 915 923) no Hoare annotation was computed. [2020-07-07 10:43:55,970 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 907 929) no Hoare annotation was computed. [2020-07-07 10:43:55,970 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 907 929) no Hoare annotation was computed. [2020-07-07 10:43:55,970 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 907 929) no Hoare annotation was computed. [2020-07-07 10:43:55,970 INFO L268 CegarLoopResult]: For program point L915(lines 915 923) no Hoare annotation was computed. [2020-07-07 10:43:55,970 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 358 460) no Hoare annotation was computed. [2020-07-07 10:43:55,970 INFO L268 CegarLoopResult]: For program point L382(lines 382 386) no Hoare annotation was computed. [2020-07-07 10:43:55,971 INFO L268 CegarLoopResult]: For program point L446(lines 446 457) no Hoare annotation was computed. [2020-07-07 10:43:55,971 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-07 10:43:55,971 INFO L268 CegarLoopResult]: For program point L407-2(lines 407 427) no Hoare annotation was computed. [2020-07-07 10:43:55,971 INFO L268 CegarLoopResult]: For program point L428(lines 406 429) no Hoare annotation was computed. [2020-07-07 10:43:55,971 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 358 460) no Hoare annotation was computed. [2020-07-07 10:43:55,971 INFO L268 CegarLoopResult]: For program point L387(lines 387 403) no Hoare annotation was computed. [2020-07-07 10:43:55,971 INFO L268 CegarLoopResult]: For program point L447(lines 447 454) no Hoare annotation was computed. [2020-07-07 10:43:55,971 INFO L268 CegarLoopResult]: For program point L408(lines 407 427) no Hoare annotation was computed. [2020-07-07 10:43:55,971 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-07-07 10:43:55,972 INFO L268 CegarLoopResult]: For program point L439-1(line 439) no Hoare annotation was computed. [2020-07-07 10:43:55,972 INFO L268 CegarLoopResult]: For program point L404(lines 404 445) no Hoare annotation was computed. [2020-07-07 10:43:55,972 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 358 460) no Hoare annotation was computed. [2020-07-07 10:43:55,972 INFO L268 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-07-07 10:43:55,972 INFO L268 CegarLoopResult]: For program point L423-1(line 423) no Hoare annotation was computed. [2020-07-07 10:43:55,972 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 964 973) no Hoare annotation was computed. [2020-07-07 10:43:55,972 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 964 973) no Hoare annotation was computed. [2020-07-07 10:43:55,972 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 964 973) no Hoare annotation was computed. [2020-07-07 10:43:55,972 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:43:55,973 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2020-07-07 10:43:55,973 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:43:55,973 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 740 747) no Hoare annotation was computed. [2020-07-07 10:43:55,973 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 740 747) no Hoare annotation was computed. [2020-07-07 10:43:55,973 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 740 747) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (< 1 ~waterLevel~0))) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 (not (= 0 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4))) [2020-07-07 10:43:55,973 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 812 830) no Hoare annotation was computed. [2020-07-07 10:43:55,974 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 812 830) the Hoare annotation is: true [2020-07-07 10:43:55,974 INFO L268 CegarLoopResult]: For program point L821(lines 821 825) no Hoare annotation was computed. [2020-07-07 10:43:55,974 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 812 830) no Hoare annotation was computed. [2020-07-07 10:43:55,974 INFO L271 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: true [2020-07-07 10:43:55,974 INFO L268 CegarLoopResult]: For program point L821-2(lines 821 825) no Hoare annotation was computed. [2020-07-07 10:43:55,974 INFO L268 CegarLoopResult]: For program point L819-1(line 819) no Hoare annotation was computed. [2020-07-07 10:43:55,974 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 930 938) no Hoare annotation was computed. [2020-07-07 10:43:55,974 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 930 938) no Hoare annotation was computed. [2020-07-07 10:43:55,974 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 930 938) no Hoare annotation was computed. [2020-07-07 10:43:55,975 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 886 897) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~pumpRunning~0))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 (not (< 1 ~waterLevel~0)) .cse3 .cse5 .cse4) (or .cse0 .cse1 .cse2 .cse6 .cse4) (or .cse0 .cse1 .cse6 .cse5 .cse4))) [2020-07-07 10:43:55,975 INFO L268 CegarLoopResult]: For program point L890-1(lines 886 897) no Hoare annotation was computed. [2020-07-07 10:43:55,975 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 886 897) no Hoare annotation was computed. [2020-07-07 10:43:55,975 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:43:55,975 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-07 10:43:55,975 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:43:55,975 INFO L264 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (and .cse9 .cse10 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse3 (not (< 1 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (and (= 0 ~methAndRunningLastTime~0) .cse9 .cse10)) (.cse7 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse1 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse7 .cse4) (or .cse8 .cse7 .cse1 .cse4) (or .cse5 .cse8 .cse7 .cse4) (or .cse0 .cse6 .cse7 .cse1 .cse4)))) [2020-07-07 10:43:55,976 INFO L268 CegarLoopResult]: For program point L635(lines 634 653) no Hoare annotation was computed. [2020-07-07 10:43:55,976 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 631 654) the Hoare annotation is: (let ((.cse10 (= 0 ~methAndRunningLastTime~0)) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse7 (and .cse11 .cse12 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse8 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse10 (= 0 ~pumpRunning~0) .cse12)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse10 .cse11 .cse12)) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse6 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse0 .cse5 .cse7 .cse8 .cse4) (or .cse0 .cse5 .cse9 .cse2 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse5 .cse9 .cse2 .cse6 .cse4)))) [2020-07-07 10:43:55,976 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 631 654) no Hoare annotation was computed. [2020-07-07 10:43:55,976 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 631 654) no Hoare annotation was computed. [2020-07-07 10:43:55,976 INFO L264 CegarLoopResult]: At program point L644(line 644) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse12 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse6 (and .cse11 .cse12)) (.cse7 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (and .cse11 (<= ~waterLevel~0 1) .cse12)) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse8 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (and (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse4) (or .cse5 .cse6 .cse8 .cse7 .cse4) (or .cse9 .cse10 .cse0 .cse5 .cse2 .cse4) (or .cse9 .cse10 .cse5 .cse2 .cse8 .cse4) (or .cse1 .cse2 .cse8 .cse3 .cse4)))) [2020-07-07 10:43:55,977 INFO L264 CegarLoopResult]: At program point L642(lines 642 648) the Hoare annotation is: (let ((.cse7 (<= ~waterLevel~0 1)) (.cse8 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse17 (= 0 ~methAndRunningLastTime~0)) (.cse16 (= 0 ~pumpRunning~0)) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse14 (and .cse17 .cse16 .cse18)) (.cse13 (and .cse18 .cse8 (<= 1 ~pumpRunning~0))) (.cse9 (and .cse16 .cse7 .cse8)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse12 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= 0 |old(~methAndRunningLastTime~0)|))) (.cse15 (and .cse17 .cse16 .cse7 .cse18)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (not (< 1 |old(~waterLevel~0)|))) (.cse3 (and .cse16 .cse8)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (and .cse6 .cse7 .cse8) .cse9 .cse1 .cse10 .cse11 .cse4) (or .cse12 .cse10 .cse11 .cse13 .cse14 .cse4) (or .cse0 .cse12 .cse10 .cse14 .cse13 .cse4) (or .cse5 .cse0 .cse9 .cse1 .cse10 .cse4) (or .cse5 .cse0 .cse12 .cse10 .cse15 .cse4) (or .cse5 .cse12 .cse10 .cse11 .cse15 .cse4) (or .cse1 (and .cse6 .cse8) .cse11 .cse2 .cse3 .cse4)))) [2020-07-07 10:43:55,977 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-07 10:43:55,977 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-07 10:43:55,977 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-07 10:43:55,977 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-07 10:43:55,977 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-07 10:43:55,977 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-07 10:43:55,977 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-07 10:43:55,977 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-07 10:43:55,978 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-07 10:43:55,978 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-07 10:43:55,978 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 898 906) the Hoare annotation is: true [2020-07-07 10:43:55,978 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 898 906) no Hoare annotation was computed. [2020-07-07 10:43:55,978 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 898 906) no Hoare annotation was computed. [2020-07-07 10:43:55,978 INFO L268 CegarLoopResult]: For program point L866-1(lines 862 873) no Hoare annotation was computed. [2020-07-07 10:43:55,978 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 862 873) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (< 1 |old(~waterLevel~0)|))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse3 .cse4) (or .cse1 .cse2 .cse6 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse3 .cse4))) [2020-07-07 10:43:55,979 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 862 873) no Hoare annotation was computed. [2020-07-07 10:43:55,979 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-07 10:43:55,979 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-07 10:43:55,979 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 10:43:55,979 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0) (= 0 ~pumpRunning~0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2020-07-07 10:43:55,979 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 10:43:55,979 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 10:43:55,979 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 850 857) no Hoare annotation was computed. [2020-07-07 10:43:55,979 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 850 857) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse5 (not (< 1 ~waterLevel~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse2 (= |old(~systemActive~0)| ~systemActive~0)) (.cse7 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 |old(~systemActive~0)|))) (.cse4 (not (<= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse6) (or .cse0 .cse2 .cse7 .cse3 .cse6) (or .cse2 .cse7 .cse5 .cse3 .cse4) (or .cse0 .cse2 .cse7 .cse3 .cse4))) [2020-07-07 10:43:55,980 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 850 857) no Hoare annotation was computed. [2020-07-07 10:43:55,980 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methAndRunningLastTime~0))) (.cse3 (and (< 1 ~waterLevel~0) (= 0 ~pumpRunning~0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4 .cse1) (or .cse2 .cse3 .cse4 .cse0 .cse1))) [2020-07-07 10:43:55,980 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 663 687) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-07 10:43:55,980 INFO L268 CegarLoopResult]: For program point L671(lines 671 679) no Hoare annotation was computed. [2020-07-07 10:43:55,980 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-07 10:43:55,980 INFO L268 CegarLoopResult]: For program point L669-1(line 669) no Hoare annotation was computed. [2020-07-07 10:43:55,981 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 663 687) no Hoare annotation was computed. [2020-07-07 10:43:55,981 INFO L268 CegarLoopResult]: For program point L667(lines 667 684) no Hoare annotation was computed. [2020-07-07 10:43:55,981 INFO L264 CegarLoopResult]: At program point L682(line 682) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-07 10:43:55,981 INFO L268 CegarLoopResult]: For program point L682-1(lines 663 687) no Hoare annotation was computed. [2020-07-07 10:43:55,981 INFO L264 CegarLoopResult]: At program point L677(line 677) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (and (= 0 ~pumpRunning~0) (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse3))) [2020-07-07 10:43:55,981 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 874 885) no Hoare annotation was computed. [2020-07-07 10:43:55,981 INFO L268 CegarLoopResult]: For program point L878-1(lines 874 885) no Hoare annotation was computed. [2020-07-07 10:43:55,982 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 874 885) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= 0 ~methAndRunningLastTime~0))) (.cse5 (not (= 0 ~methaneLevelCritical~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (< 1 |old(~waterLevel~0)|)) .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse6 .cse3) (or .cse4 .cse5 .cse1 .cse6 .cse3))) [2020-07-07 10:43:55,982 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 998 1005) no Hoare annotation was computed. [2020-07-07 10:43:55,982 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2020-07-07 10:43:55,982 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 998 1005) the Hoare annotation is: true [2020-07-07 10:43:55,982 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 998 1005) no Hoare annotation was computed. [2020-07-07 10:43:55,982 INFO L264 CegarLoopResult]: At program point L703(line 703) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-07 10:43:55,982 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 689 713) no Hoare annotation was computed. [2020-07-07 10:43:55,983 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-07 10:43:55,983 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 689 713) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-07 10:43:55,983 INFO L268 CegarLoopResult]: For program point L697(lines 697 705) no Hoare annotation was computed. [2020-07-07 10:43:55,983 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (let ((.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3))) [2020-07-07 10:43:55,983 INFO L268 CegarLoopResult]: For program point L695-1(line 695) no Hoare annotation was computed. [2020-07-07 10:43:55,983 INFO L268 CegarLoopResult]: For program point L693(lines 693 710) no Hoare annotation was computed. [2020-07-07 10:43:55,983 INFO L264 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (not (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (not (= 0 ~methaneLevelCritical~0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3 .cse4) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse4))) [2020-07-07 10:43:55,983 INFO L268 CegarLoopResult]: For program point L708-1(lines 689 713) no Hoare annotation was computed. [2020-07-07 10:43:56,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 10:43:56 BoogieIcfgContainer [2020-07-07 10:43:56,001 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 10:43:56,002 INFO L168 Benchmark]: Toolchain (without parser) took 86978.66 ms. Allocated memory was 147.3 MB in the beginning and 1.1 GB in the end (delta: 943.2 MB). Free memory was 104.4 MB in the beginning and 150.5 MB in the end (delta: -46.1 MB). Peak memory consumption was 996.3 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:56,003 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 147.3 MB. Free memory was 123.6 MB in the beginning and 123.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 10:43:56,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.77 ms. Allocated memory was 147.3 MB in the beginning and 202.9 MB in the end (delta: 55.6 MB). Free memory was 104.0 MB in the beginning and 171.9 MB in the end (delta: -67.9 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:56,004 INFO L168 Benchmark]: Boogie Preprocessor took 89.18 ms. Allocated memory is still 202.9 MB. Free memory was 171.9 MB in the beginning and 167.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:56,005 INFO L168 Benchmark]: RCFGBuilder took 1222.21 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 167.2 MB in the beginning and 189.0 MB in the end (delta: -21.8 MB). Peak memory consumption was 80.1 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:56,005 INFO L168 Benchmark]: TraceAbstraction took 84904.97 ms. Allocated memory was 234.9 MB in the beginning and 1.1 GB in the end (delta: 855.6 MB). Free memory was 189.0 MB in the beginning and 150.5 MB in the end (delta: 38.4 MB). Peak memory consumption was 993.3 MB. Max. memory is 7.1 GB. [2020-07-07 10:43:56,008 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 ms. Allocated memory is still 147.3 MB. Free memory was 123.6 MB in the beginning and 123.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 754.77 ms. Allocated memory was 147.3 MB in the beginning and 202.9 MB in the end (delta: 55.6 MB). Free memory was 104.0 MB in the beginning and 171.9 MB in the end (delta: -67.9 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.18 ms. Allocated memory is still 202.9 MB. Free memory was 171.9 MB in the beginning and 167.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1222.21 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 167.2 MB in the beginning and 189.0 MB in the end (delta: -21.8 MB). Peak memory consumption was 80.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 84904.97 ms. Allocated memory was 234.9 MB in the beginning and 1.1 GB in the end (delta: 855.6 MB). Free memory was 189.0 MB in the beginning and 150.5 MB in the end (delta: 38.4 MB). Peak memory consumption was 993.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1002]: 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: 565]: Loop Invariant Derived loop invariant: (((((((!(\old(waterLevel) <= 1) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && \old(methAndRunningLastTime) == methAndRunningLastTime) && 1 == systemActive) && 1 <= pumpRunning)) || ((((0 == methAndRunningLastTime && 0 == splverifierCounter) && 1 <= methaneLevelCritical) && 0 == pumpRunning) && 1 == systemActive)) || ((((0 == splverifierCounter && 1 < waterLevel) && 1 <= methaneLevelCritical) && 1 == systemActive) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || ((((0 == methaneLevelCritical && 0 == splverifierCounter) && 0 == pumpRunning) && \old(methAndRunningLastTime) == methAndRunningLastTime) && 1 == systemActive)) || !(1 == \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) <= 1) || !(0 == \old(pumpRunning))) || !(0 == \old(methAndRunningLastTime))) || !(\old(methaneLevelCritical) == 0)) || !(1 == \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 254 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 41.6s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 32.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 43.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1854 SDtfs, 3099 SDslu, 2426 SDs, 0 SdLazy, 7351 SolverSat, 2258 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 934 GetRequests, 738 SyntacticMatches, 1 SemanticMatches, 195 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 11.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1641occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 1185 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 2748 PreInvPairs, 2870 NumberOfFragments, 3451 HoareAnnotationTreeSize, 2748 FomulaSimplifications, 895356026 FormulaSimplificationTreeSizeReduction, 9.3s HoareSimplificationTime, 69 FomulaSimplificationsInter, 19082711 FormulaSimplificationTreeSizeReductionInter, 33.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 1471 NumberOfCodeBlocks, 1471 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1457 ConstructedInterpolants, 0 QuantifiedInterpolants, 519553 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1927 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 200/212 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...