/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:00:21,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:00:21,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:00:21,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:00:21,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:00:21,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:00:21,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:00:21,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:00:21,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:00:21,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:00:21,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:00:21,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:00:21,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:00:21,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:00:21,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:00:21,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:00:21,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:00:21,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:00:21,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:00:21,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:00:21,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:00:21,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:00:21,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:00:21,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:00:21,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:00:21,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:00:21,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:00:21,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:00:21,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:00:21,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:00:21,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:00:21,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:00:21,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:00:21,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:00:21,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:00:21,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:00:21,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:00:21,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:00:21,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:00:21,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:00:21,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:00:21,860 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 [2021-02-19 17:00:21,912 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:00:21,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:00:21,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:00:21,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:00:21,917 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:00:21,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:00:21,917 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:00:21,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:00:21,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:00:21,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:00:21,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:00:21,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:00:21,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:00:21,920 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:00:21,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:00:21,920 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:00:21,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:00:21,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:00:21,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:00:21,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:00:21,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:00:21,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:00:21,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:00:21,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:00:21,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:00:21,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:00:21,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:00:21,923 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:00:21,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:00:22,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:00:22,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:00:22,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:00:22,332 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:00:22,333 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:00:22,336 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2021-02-19 17:00:22,415 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd13aaf14/6558502eebbf43868e627efb4b6146de/FLAGd69376f79 [2021-02-19 17:00:23,005 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:00:23,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2021-02-19 17:00:23,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd13aaf14/6558502eebbf43868e627efb4b6146de/FLAGd69376f79 [2021-02-19 17:00:23,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd13aaf14/6558502eebbf43868e627efb4b6146de [2021-02-19 17:00:23,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:00:23,347 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:00:23,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:23,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:00:23,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:00:23,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:23" (1/1) ... [2021-02-19 17:00:23,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b59e230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23, skipping insertion in model container [2021-02-19 17:00:23,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:00:23" (1/1) ... [2021-02-19 17:00:23,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:00:23,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:00:23,650 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c[1281,1294] [2021-02-19 17:00:23,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:23,799 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:00:23,816 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c[1281,1294] [2021-02-19 17:00:23,917 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:00:23,962 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:00:23,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23 WrapperNode [2021-02-19 17:00:23,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:00:23,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:00:23,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:00:23,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:00:23,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23" (1/1) ... [2021-02-19 17:00:23,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23" (1/1) ... [2021-02-19 17:00:24,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23" (1/1) ... [2021-02-19 17:00:24,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23" (1/1) ... [2021-02-19 17:00:24,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23" (1/1) ... [2021-02-19 17:00:24,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23" (1/1) ... [2021-02-19 17:00:24,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23" (1/1) ... [2021-02-19 17:00:24,123 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:00:24,124 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:00:24,124 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:00:24,124 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:00:24,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23" (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 [2021-02-19 17:00:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:00:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:00:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:00:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 17:00:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 17:00:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 17:00:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 17:00:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 17:00:24,215 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 17:00:24,215 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 17:00:24,216 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 17:00:24,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 17:00:24,216 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 17:00:24,217 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-19 17:00:24,218 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 17:00:24,218 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 17:00:24,232 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 17:00:24,232 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 17:00:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:00:24,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 17:00:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 17:00:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 17:00:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 17:00:24,246 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 17:00:24,247 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 17:00:24,247 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 17:00:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 17:00:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-19 17:00:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-19 17:00:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 17:00:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 17:00:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 17:00:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 17:00:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 17:00:24,252 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:00:24,252 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:00:24,255 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:00:24,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:00:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 17:00:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 17:00:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 17:00:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 17:00:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 17:00:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 17:00:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 17:00:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 17:00:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:00:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 17:00:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 17:00:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:00:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 17:00:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 17:00:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:00:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 17:00:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 17:00:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 17:00:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 17:00:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 17:00:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 17:00:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 17:00:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 17:00:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 17:00:24,260 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-19 17:00:24,260 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 17:00:24,263 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 17:00:24,263 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 17:00:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 17:00:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 17:00:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-19 17:00:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 17:00:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 17:00:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 17:00:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 17:00:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 17:00:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:00:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 17:00:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-19 17:00:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 17:00:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 17:00:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-19 17:00:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 17:00:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 17:00:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-19 17:00:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 17:00:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 17:00:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:00:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:00:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:00:25,566 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:00:25,567 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 17:00:25,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:25 BoogieIcfgContainer [2021-02-19 17:00:25,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 17:00:25,571 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 17:00:25,571 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 17:00:25,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 17:00:25,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 05:00:23" (1/3) ... [2021-02-19 17:00:25,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60237262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:25, skipping insertion in model container [2021-02-19 17:00:25,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:00:23" (2/3) ... [2021-02-19 17:00:25,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60237262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 05:00:25, skipping insertion in model container [2021-02-19 17:00:25,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 05:00:25" (3/3) ... [2021-02-19 17:00:25,578 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product19.cil.c [2021-02-19 17:00:25,585 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 17:00:25,590 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 17:00:25,609 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 17:00:25,653 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 17:00:25,653 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 17:00:25,654 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 17:00:25,654 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 17:00:25,654 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 17:00:25,654 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 17:00:25,654 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 17:00:25,654 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 17:00:25,677 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2021-02-19 17:00:25,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-19 17:00:25,686 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:25,687 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] [2021-02-19 17:00:25,687 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:25,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:25,694 INFO L82 PathProgramCache]: Analyzing trace with hash -736687289, now seen corresponding path program 1 times [2021-02-19 17:00:25,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:25,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198679372] [2021-02-19 17:00:25,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,073 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,369 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:26,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,458 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,466 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,467 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,476 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:26,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,483 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,486 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:26,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,502 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-19 17:00:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,511 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-19 17:00:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:26,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:26,518 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:26,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:26,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198679372] [2021-02-19 17:00:26,561 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:26,561 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 17:00:26,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758177566] [2021-02-19 17:00:26,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 17:00:26,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:26,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 17:00:26,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:26,584 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 4 states. [2021-02-19 17:00:27,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:27,701 INFO L93 Difference]: Finished difference Result 261 states and 345 transitions. [2021-02-19 17:00:27,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-19 17:00:27,704 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-19 17:00:27,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:27,716 INFO L225 Difference]: With dead ends: 261 [2021-02-19 17:00:27,717 INFO L226 Difference]: Without dead ends: 147 [2021-02-19 17:00:27,721 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-19 17:00:27,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2021-02-19 17:00:27,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 115. [2021-02-19 17:00:27,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2021-02-19 17:00:27,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 135 transitions. [2021-02-19 17:00:27,822 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 135 transitions. Word has length 51 [2021-02-19 17:00:27,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:27,823 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 135 transitions. [2021-02-19 17:00:27,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 17:00:27,823 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 135 transitions. [2021-02-19 17:00:27,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-19 17:00:27,827 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:27,827 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] [2021-02-19 17:00:27,827 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 17:00:27,827 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:27,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:27,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1437878197, now seen corresponding path program 1 times [2021-02-19 17:00:27,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:27,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236722322] [2021-02-19 17:00:27,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:27,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:27,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,924 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:27,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:27,929 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:27,930 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:28,252 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:28,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:28,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:28,297 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:28,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:28,301 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:28,301 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:28,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:28,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:28,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:28,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:28,313 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:28,314 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:28,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:28,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:28,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:28,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:28,332 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:28,334 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:28,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:00:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:28,338 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:28,339 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:28,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 17:00:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:28,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:28,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:28,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:28,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236722322] [2021-02-19 17:00:28,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:28,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-19 17:00:28,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238798967] [2021-02-19 17:00:28,358 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-19 17:00:28,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:28,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-19 17:00:28,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-19 17:00:28,359 INFO L87 Difference]: Start difference. First operand 115 states and 135 transitions. Second operand 5 states. [2021-02-19 17:00:29,012 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:00:29,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:29,896 INFO L93 Difference]: Finished difference Result 200 states and 248 transitions. [2021-02-19 17:00:29,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-19 17:00:29,897 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-19 17:00:29,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:29,900 INFO L225 Difference]: With dead ends: 200 [2021-02-19 17:00:29,900 INFO L226 Difference]: Without dead ends: 137 [2021-02-19 17:00:29,902 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-19 17:00:29,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-02-19 17:00:29,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 106. [2021-02-19 17:00:29,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2021-02-19 17:00:29,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2021-02-19 17:00:29,951 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 52 [2021-02-19 17:00:29,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:29,952 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2021-02-19 17:00:29,952 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-19 17:00:29,952 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2021-02-19 17:00:29,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-02-19 17:00:29,954 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:29,954 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] [2021-02-19 17:00:29,955 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 17:00:29,955 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:29,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:29,955 INFO L82 PathProgramCache]: Analyzing trace with hash -1560116574, now seen corresponding path program 1 times [2021-02-19 17:00:29,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:29,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541682355] [2021-02-19 17:00:29,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:29,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,046 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:30,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,062 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:30,063 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 17:00:30,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,392 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:30,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,426 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,427 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 17:00:30,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,435 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,436 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,440 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:30,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:30,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,454 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-02-19 17:00:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-02-19 17:00:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:30,474 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:30,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:30,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541682355] [2021-02-19 17:00:30,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:30,486 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:30,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602838680] [2021-02-19 17:00:30,486 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:30,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:30,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:30,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:30,487 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 9 states. [2021-02-19 17:00:30,955 WARN L202 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:31,390 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:31,844 WARN L202 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:32,241 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:33,274 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-19 17:00:35,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:35,082 INFO L93 Difference]: Finished difference Result 362 states and 459 transitions. [2021-02-19 17:00:35,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 17:00:35,084 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2021-02-19 17:00:35,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:35,088 INFO L225 Difference]: With dead ends: 362 [2021-02-19 17:00:35,089 INFO L226 Difference]: Without dead ends: 284 [2021-02-19 17:00:35,090 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2021-02-19 17:00:35,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2021-02-19 17:00:35,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 227. [2021-02-19 17:00:35,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2021-02-19 17:00:35,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 276 transitions. [2021-02-19 17:00:35,178 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 276 transitions. Word has length 56 [2021-02-19 17:00:35,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:35,178 INFO L480 AbstractCegarLoop]: Abstraction has 227 states and 276 transitions. [2021-02-19 17:00:35,178 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:35,178 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 276 transitions. [2021-02-19 17:00:35,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-02-19 17:00:35,182 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:35,182 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] [2021-02-19 17:00:35,182 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 17:00:35,182 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:35,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:35,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1959178918, now seen corresponding path program 1 times [2021-02-19 17:00:35,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:35,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820885281] [2021-02-19 17:00:35,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:35,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,256 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:35,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:35,280 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:35,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:35,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:35,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,702 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:35,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,736 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,736 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:35,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,746 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,747 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:35,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,764 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,764 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 17:00:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,782 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,783 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-02-19 17:00:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,787 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,788 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:35,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-19 17:00:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:35,801 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:35,801 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:35,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820885281] [2021-02-19 17:00:35,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:35,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 17:00:35,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719453835] [2021-02-19 17:00:35,813 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 17:00:35,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:35,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 17:00:35,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 17:00:35,814 INFO L87 Difference]: Start difference. First operand 227 states and 276 transitions. Second operand 9 states. [2021-02-19 17:00:36,345 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:37,913 WARN L202 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:38,391 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:38,836 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:39,232 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:40,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:40,171 INFO L93 Difference]: Finished difference Result 723 states and 967 transitions. [2021-02-19 17:00:40,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-19 17:00:40,172 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2021-02-19 17:00:40,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:40,180 INFO L225 Difference]: With dead ends: 723 [2021-02-19 17:00:40,180 INFO L226 Difference]: Without dead ends: 524 [2021-02-19 17:00:40,183 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-02-19 17:00:40,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2021-02-19 17:00:40,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 402. [2021-02-19 17:00:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2021-02-19 17:00:40,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 492 transitions. [2021-02-19 17:00:40,341 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 492 transitions. Word has length 62 [2021-02-19 17:00:40,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:40,342 INFO L480 AbstractCegarLoop]: Abstraction has 402 states and 492 transitions. [2021-02-19 17:00:40,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 17:00:40,342 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 492 transitions. [2021-02-19 17:00:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-02-19 17:00:40,346 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 17:00:40,346 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] [2021-02-19 17:00:40,346 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 17:00:40,347 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 17:00:40,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 17:00:40,347 INFO L82 PathProgramCache]: Analyzing trace with hash 312522998, now seen corresponding path program 1 times [2021-02-19 17:00:40,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 17:00:40,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327534823] [2021-02-19 17:00:40,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 17:00:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,463 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,467 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,469 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,469 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,470 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,471 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,472 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,857 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:40,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 17:00:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 17:00:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,900 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,901 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 17:00:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 17:00:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 17:00:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-19 17:00:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,924 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,925 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-19 17:00:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-02-19 17:00:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:40,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-19 17:00:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,963 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 17:00:40,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-02-19 17:00:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 17:00:40,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 17:00:40,975 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 17:00:41,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 17:00:41,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327534823] [2021-02-19 17:00:41,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 17:00:41,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-19 17:00:41,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397335320] [2021-02-19 17:00:41,004 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-19 17:00:41,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 17:00:41,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-19 17:00:41,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-19 17:00:41,005 INFO L87 Difference]: Start difference. First operand 402 states and 492 transitions. Second operand 10 states. [2021-02-19 17:00:41,567 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-19 17:00:42,775 WARN L202 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:43,194 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:43,590 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-19 17:00:44,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 17:00:44,182 INFO L93 Difference]: Finished difference Result 747 states and 992 transitions. [2021-02-19 17:00:44,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-19 17:00:44,183 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 66 [2021-02-19 17:00:44,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 17:00:44,184 INFO L225 Difference]: With dead ends: 747 [2021-02-19 17:00:44,184 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 17:00:44,187 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2021-02-19 17:00:44,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 17:00:44,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 17:00:44,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 17:00:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 17:00:44,188 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2021-02-19 17:00:44,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 17:00:44,188 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 17:00:44,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-19 17:00:44,189 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 17:00:44,189 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 17:00:44,189 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-19 17:00:44,191 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 17:00:48,920 WARN L202 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2021-02-19 17:00:49,486 WARN L202 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2021-02-19 17:00:49,779 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:50,081 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2021-02-19 17:00:50,686 WARN L202 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2021-02-19 17:00:51,086 WARN L202 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 17:00:51,389 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:00:51,971 WARN L202 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 14 [2021-02-19 17:00:52,243 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2021-02-19 17:00:52,568 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-19 17:00:53,180 WARN L202 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 8 [2021-02-19 17:00:53,808 WARN L202 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2021-02-19 17:00:54,460 WARN L202 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 9 [2021-02-19 17:00:54,752 WARN L202 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:55,087 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:55,382 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-19 17:00:55,688 WARN L202 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:56,575 WARN L202 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2021-02-19 17:00:56,862 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2021-02-19 17:00:57,450 WARN L202 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2021-02-19 17:00:58,016 WARN L202 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 11 [2021-02-19 17:00:58,298 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:58,864 WARN L202 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 8 [2021-02-19 17:00:59,155 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-19 17:00:59,159 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 17:00:59,160 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 17:00:59,160 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 17:00:59,160 INFO L189 CegarLoopUtils]: For program point L129(line 129) no Hoare annotation was computed. [2021-02-19 17:00:59,160 INFO L189 CegarLoopUtils]: For program point L128-2(lines 128 149) no Hoare annotation was computed. [2021-02-19 17:00:59,160 INFO L189 CegarLoopUtils]: For program point L150(lines 127 151) no Hoare annotation was computed. [2021-02-19 17:00:59,160 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 103 158) no Hoare annotation was computed. [2021-02-19 17:00:59,160 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 103 158) no Hoare annotation was computed. [2021-02-19 17:00:59,161 INFO L189 CegarLoopUtils]: For program point L134(lines 134 138) no Hoare annotation was computed. [2021-02-19 17:00:59,161 INFO L189 CegarLoopUtils]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2021-02-19 17:00:59,161 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 103 158) no Hoare annotation was computed. [2021-02-19 17:00:59,161 INFO L189 CegarLoopUtils]: For program point L191(lines 191 195) no Hoare annotation was computed. [2021-02-19 17:00:59,161 INFO L189 CegarLoopUtils]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2021-02-19 17:00:59,161 INFO L189 CegarLoopUtils]: For program point L186(line 186) no Hoare annotation was computed. [2021-02-19 17:00:59,161 INFO L189 CegarLoopUtils]: For program point L185-2(lines 185 210) no Hoare annotation was computed. [2021-02-19 17:00:59,162 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 159 218) no Hoare annotation was computed. [2021-02-19 17:00:59,162 INFO L189 CegarLoopUtils]: For program point L211(lines 184 212) no Hoare annotation was computed. [2021-02-19 17:00:59,162 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 159 218) no Hoare annotation was computed. [2021-02-19 17:00:59,162 INFO L189 CegarLoopUtils]: For program point L204(line 204) no Hoare annotation was computed. [2021-02-19 17:00:59,162 INFO L189 CegarLoopUtils]: For program point L204-1(line 204) no Hoare annotation was computed. [2021-02-19 17:00:59,162 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 159 218) no Hoare annotation was computed. [2021-02-19 17:00:59,163 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 912 918) the Hoare annotation is: true [2021-02-19 17:00:59,163 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 912 918) no Hoare annotation was computed. [2021-02-19 17:00:59,163 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 919 927) no Hoare annotation was computed. [2021-02-19 17:00:59,163 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 919 927) the Hoare annotation is: true [2021-02-19 17:00:59,163 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 919 927) no Hoare annotation was computed. [2021-02-19 17:00:59,163 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 593 615) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:59,163 INFO L185 CegarLoopUtils]: At program point L605(line 605) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:59,163 INFO L185 CegarLoopUtils]: At program point L605-1(line 605) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~3 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-19 17:00:59,164 INFO L189 CegarLoopUtils]: For program point L603(lines 603 610) no Hoare annotation was computed. [2021-02-19 17:00:59,164 INFO L189 CegarLoopUtils]: For program point L603-1(lines 603 610) no Hoare annotation was computed. [2021-02-19 17:00:59,164 INFO L189 CegarLoopUtils]: For program point L601(line 601) no Hoare annotation was computed. [2021-02-19 17:00:59,164 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 593 615) no Hoare annotation was computed. [2021-02-19 17:00:59,164 INFO L185 CegarLoopUtils]: At program point L600(line 600) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:59,164 INFO L185 CegarLoopUtils]: At program point L599(line 599) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:59,164 INFO L185 CegarLoopUtils]: At program point L599-1(line 599) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:59,164 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 593 615) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 546 569) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 546 569) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 546 569) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point L564(line 564) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point L563(line 563) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point L562(line 562) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point L561(line 561) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point L560(line 560) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point L559(line 559) no Hoare annotation was computed. [2021-02-19 17:00:59,165 INFO L189 CegarLoopUtils]: For program point L558(line 558) no Hoare annotation was computed. [2021-02-19 17:00:59,166 INFO L189 CegarLoopUtils]: For program point L557(line 557) no Hoare annotation was computed. [2021-02-19 17:00:59,166 INFO L189 CegarLoopUtils]: For program point L556(line 556) no Hoare annotation was computed. [2021-02-19 17:00:59,166 INFO L189 CegarLoopUtils]: For program point L555(line 555) no Hoare annotation was computed. [2021-02-19 17:00:59,166 INFO L189 CegarLoopUtils]: For program point L554(line 554) no Hoare annotation was computed. [2021-02-19 17:00:59,166 INFO L189 CegarLoopUtils]: For program point L553(line 553) no Hoare annotation was computed. [2021-02-19 17:00:59,166 INFO L189 CegarLoopUtils]: For program point L552(line 552) no Hoare annotation was computed. [2021-02-19 17:00:59,166 INFO L189 CegarLoopUtils]: For program point L551(line 551) no Hoare annotation was computed. [2021-02-19 17:00:59,166 INFO L185 CegarLoopUtils]: At program point L817(line 817) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 17:00:59,166 INFO L189 CegarLoopUtils]: For program point stopSystemEXIT(lines 811 825) no Hoare annotation was computed. [2021-02-19 17:00:59,167 INFO L189 CegarLoopUtils]: For program point L815(lines 815 821) no Hoare annotation was computed. [2021-02-19 17:00:59,167 INFO L185 CegarLoopUtils]: At program point stopSystemENTRY(lines 811 825) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2021-02-19 17:00:59,167 INFO L189 CegarLoopUtils]: For program point stopSystemFINAL(lines 811 825) no Hoare annotation was computed. [2021-02-19 17:00:59,167 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 747 755) no Hoare annotation was computed. [2021-02-19 17:00:59,167 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 747 755) the Hoare annotation is: true [2021-02-19 17:00:59,167 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 747 755) no Hoare annotation was computed. [2021-02-19 17:00:59,167 INFO L189 CegarLoopUtils]: For program point L801(lines 801 805) no Hoare annotation was computed. [2021-02-19 17:00:59,167 INFO L192 CegarLoopUtils]: At program point L799(line 799) the Hoare annotation is: true [2021-02-19 17:00:59,167 INFO L189 CegarLoopUtils]: For program point L801-2(lines 801 805) no Hoare annotation was computed. [2021-02-19 17:00:59,168 INFO L189 CegarLoopUtils]: For program point L799-1(line 799) no Hoare annotation was computed. [2021-02-19 17:00:59,168 INFO L192 CegarLoopUtils]: At program point isLowWaterLevelENTRY(lines 792 810) the Hoare annotation is: true [2021-02-19 17:00:59,168 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelEXIT(lines 792 810) no Hoare annotation was computed. [2021-02-19 17:00:59,168 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelFINAL(lines 792 810) no Hoare annotation was computed. [2021-02-19 17:00:59,168 INFO L189 CegarLoopUtils]: For program point L763(lines 763 771) no Hoare annotation was computed. [2021-02-19 17:00:59,168 INFO L189 CegarLoopUtils]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2021-02-19 17:00:59,168 INFO L189 CegarLoopUtils]: For program point L786(line 786) no Hoare annotation was computed. [2021-02-19 17:00:59,168 INFO L189 CegarLoopUtils]: For program point L786-1(line 786) no Hoare annotation was computed. [2021-02-19 17:00:59,168 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 756 791) no Hoare annotation was computed. [2021-02-19 17:00:59,168 INFO L189 CegarLoopUtils]: For program point L775(lines 775 783) no Hoare annotation was computed. [2021-02-19 17:00:59,169 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 756 791) no Hoare annotation was computed. [2021-02-19 17:00:59,169 INFO L189 CegarLoopUtils]: For program point L775-2(lines 775 783) no Hoare annotation was computed. [2021-02-19 17:00:59,169 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 756 791) no Hoare annotation was computed. [2021-02-19 17:00:59,169 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 905 911) no Hoare annotation was computed. [2021-02-19 17:00:59,169 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 905 911) the Hoare annotation is: true [2021-02-19 17:00:59,169 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 57 102) no Hoare annotation was computed. [2021-02-19 17:00:59,169 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 57 102) no Hoare annotation was computed. [2021-02-19 17:00:59,169 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 57 102) no Hoare annotation was computed. [2021-02-19 17:00:59,169 INFO L189 CegarLoopUtils]: For program point L384(lines 384 404) no Hoare annotation was computed. [2021-02-19 17:00:59,169 INFO L189 CegarLoopUtils]: For program point L384-1(lines 384 404) no Hoare annotation was computed. [2021-02-19 17:00:59,170 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 370 415) no Hoare annotation was computed. [2021-02-19 17:00:59,170 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 370 415) no Hoare annotation was computed. [2021-02-19 17:00:59,170 INFO L189 CegarLoopUtils]: For program point L390(lines 390 397) no Hoare annotation was computed. [2021-02-19 17:00:59,170 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 370 415) no Hoare annotation was computed. [2021-02-19 17:00:59,170 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 579 589) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:59,170 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 579 589) no Hoare annotation was computed. [2021-02-19 17:00:59,170 INFO L185 CegarLoopUtils]: At program point L584(line 584) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:59,170 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 579 589) no Hoare annotation was computed. [2021-02-19 17:00:59,171 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmENTRY(lines 736 746) no Hoare annotation was computed. [2021-02-19 17:00:59,171 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 736 746) no Hoare annotation was computed. [2021-02-19 17:00:59,171 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 736 746) no Hoare annotation was computed. [2021-02-19 17:00:59,171 INFO L189 CegarLoopUtils]: For program point L741(line 741) no Hoare annotation was computed. [2021-02-19 17:00:59,171 INFO L189 CegarLoopUtils]: For program point L741-1(line 741) no Hoare annotation was computed. [2021-02-19 17:00:59,171 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 728 735) the Hoare annotation is: true [2021-02-19 17:00:59,171 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 728 735) no Hoare annotation was computed. [2021-02-19 17:00:59,171 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 728 735) no Hoare annotation was computed. [2021-02-19 17:00:59,171 INFO L185 CegarLoopUtils]: At program point L705(line 705) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:59,171 INFO L189 CegarLoopUtils]: For program point L703(lines 703 711) no Hoare annotation was computed. [2021-02-19 17:00:59,172 INFO L185 CegarLoopUtils]: At program point L701(line 701) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:59,172 INFO L189 CegarLoopUtils]: For program point L701-1(line 701) no Hoare annotation was computed. [2021-02-19 17:00:59,172 INFO L189 CegarLoopUtils]: For program point L699(lines 699 716) no Hoare annotation was computed. [2021-02-19 17:00:59,172 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 695 719) no Hoare annotation was computed. [2021-02-19 17:00:59,172 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 695 719) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:59,172 INFO L185 CegarLoopUtils]: At program point L714(line 714) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:59,172 INFO L189 CegarLoopUtils]: For program point L714-1(lines 695 719) no Hoare annotation was computed. [2021-02-19 17:00:59,172 INFO L185 CegarLoopUtils]: At program point L709(line 709) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:59,172 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 687 693) no Hoare annotation was computed. [2021-02-19 17:00:59,173 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 687 693) the Hoare annotation is: true [2021-02-19 17:00:59,173 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 827 892) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:59,173 INFO L185 CegarLoopUtils]: At program point L859(line 859) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:59,173 INFO L189 CegarLoopUtils]: For program point L857(lines 857 863) no Hoare annotation was computed. [2021-02-19 17:00:59,173 INFO L189 CegarLoopUtils]: For program point L857-1(lines 857 863) no Hoare annotation was computed. [2021-02-19 17:00:59,173 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 827 892) no Hoare annotation was computed. [2021-02-19 17:00:59,173 INFO L185 CegarLoopUtils]: At program point L882(lines 837 884) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:59,174 INFO L185 CegarLoopUtils]: At program point L849(line 849) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:59,174 INFO L189 CegarLoopUtils]: For program point L847(lines 847 853) no Hoare annotation was computed. [2021-02-19 17:00:59,174 INFO L189 CegarLoopUtils]: For program point L847-1(lines 847 853) no Hoare annotation was computed. [2021-02-19 17:00:59,174 INFO L189 CegarLoopUtils]: For program point L839(lines 839 843) no Hoare annotation was computed. [2021-02-19 17:00:59,174 INFO L185 CegarLoopUtils]: At program point L885(lines 836 886) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 17:00:59,174 INFO L185 CegarLoopUtils]: At program point L875(line 875) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:59,174 INFO L189 CegarLoopUtils]: For program point L873(lines 873 879) no Hoare annotation was computed. [2021-02-19 17:00:59,174 INFO L185 CegarLoopUtils]: At program point L873-1(lines 867 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 17:00:59,174 INFO L189 CegarLoopUtils]: For program point L838(lines 837 884) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L189 CegarLoopUtils]: For program point L867(lines 867 880) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 827 892) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 324 369) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L189 CegarLoopUtils]: For program point L344(lines 344 351) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 324 369) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L189 CegarLoopUtils]: For program point L338(lines 338 358) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L189 CegarLoopUtils]: For program point L338-1(lines 338 358) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 324 369) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryFINAL(lines 503 511) no Hoare annotation was computed. [2021-02-19 17:00:59,175 INFO L192 CegarLoopUtils]: At program point isLowWaterSensorDryENTRY(lines 503 511) the Hoare annotation is: true [2021-02-19 17:00:59,176 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryEXIT(lines 503 511) no Hoare annotation was computed. [2021-02-19 17:00:59,176 INFO L189 CegarLoopUtils]: For program point L640(lines 640 646) no Hoare annotation was computed. [2021-02-19 17:00:59,176 INFO L189 CegarLoopUtils]: For program point L639(lines 639 649) no Hoare annotation was computed. [2021-02-19 17:00:59,176 INFO L185 CegarLoopUtils]: At program point L637(line 637) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2021-02-19 17:00:59,176 INFO L189 CegarLoopUtils]: For program point L637-1(line 637) no Hoare annotation was computed. [2021-02-19 17:00:59,176 INFO L189 CegarLoopUtils]: For program point L635(lines 635 652) no Hoare annotation was computed. [2021-02-19 17:00:59,176 INFO L189 CegarLoopUtils]: For program point L635-1(lines 627 655) no Hoare annotation was computed. [2021-02-19 17:00:59,176 INFO L185 CegarLoopUtils]: At program point L633(line 633) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:59,176 INFO L189 CegarLoopUtils]: For program point L633-1(line 633) no Hoare annotation was computed. [2021-02-19 17:00:59,177 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 627 655) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:59,177 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 627 655) no Hoare annotation was computed. [2021-02-19 17:00:59,177 INFO L185 CegarLoopUtils]: At program point L642(line 642) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2021-02-19 17:00:59,177 INFO L189 CegarLoopUtils]: For program point L479(lines 479 487) no Hoare annotation was computed. [2021-02-19 17:00:59,177 INFO L189 CegarLoopUtils]: For program point L479-2(lines 479 487) no Hoare annotation was computed. [2021-02-19 17:00:59,177 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 471 493) no Hoare annotation was computed. [2021-02-19 17:00:59,177 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 471 493) no Hoare annotation was computed. [2021-02-19 17:00:59,177 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 471 493) no Hoare annotation was computed. [2021-02-19 17:00:59,177 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 619 626) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 619 626) no Hoare annotation was computed. [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 619 626) no Hoare annotation was computed. [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 221 323) no Hoare annotation was computed. [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point L250(lines 250 266) no Hoare annotation was computed. [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point L310(lines 310 317) no Hoare annotation was computed. [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point L271(lines 270 290) no Hoare annotation was computed. [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point L302(line 302) no Hoare annotation was computed. [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point L302-1(line 302) no Hoare annotation was computed. [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point L267(lines 267 308) no Hoare annotation was computed. [2021-02-19 17:00:59,178 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 221 323) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point L286(line 286) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point L286-1(line 286) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point L245(lines 245 249) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point L309(lines 309 320) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 221 323) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point L272(lines 272 276) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point L270-2(lines 270 290) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point L291(lines 269 292) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 895 904) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 895 904) no Hoare annotation was computed. [2021-02-19 17:00:59,179 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 895 904) no Hoare annotation was computed. [2021-02-19 17:00:59,180 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:59,180 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 17:00:59,180 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:59,180 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 720 727) no Hoare annotation was computed. [2021-02-19 17:00:59,180 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 720 727) no Hoare annotation was computed. [2021-02-19 17:00:59,181 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 720 727) no Hoare annotation was computed. [2021-02-19 17:00:59,181 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 494 502) no Hoare annotation was computed. [2021-02-19 17:00:59,181 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 494 502) no Hoare annotation was computed. [2021-02-19 17:00:59,181 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 494 502) no Hoare annotation was computed. [2021-02-19 17:00:59,181 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:59,181 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 17:00:59,181 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:59,181 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 450 461) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 17:00:59,181 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 450 461) no Hoare annotation was computed. [2021-02-19 17:00:59,181 INFO L189 CegarLoopUtils]: For program point L454-1(lines 450 461) no Hoare annotation was computed. [2021-02-19 17:00:59,182 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 462 470) the Hoare annotation is: true [2021-02-19 17:00:59,182 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 462 470) no Hoare annotation was computed. [2021-02-19 17:00:59,182 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 462 470) no Hoare annotation was computed. [2021-02-19 17:00:59,182 INFO L185 CegarLoopUtils]: At program point L669(line 669) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 17:00:59,182 INFO L189 CegarLoopUtils]: For program point L667(lines 666 685) no Hoare annotation was computed. [2021-02-19 17:00:59,182 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 663 686) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:59,182 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 663 686) no Hoare annotation was computed. [2021-02-19 17:00:59,182 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 663 686) no Hoare annotation was computed. [2021-02-19 17:00:59,183 INFO L185 CegarLoopUtils]: At program point L676(line 676) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:59,183 INFO L185 CegarLoopUtils]: At program point L674(lines 674 680) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 17:00:59,183 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 515 544) no Hoare annotation was computed. [2021-02-19 17:00:59,183 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 515 544) the Hoare annotation is: true [2021-02-19 17:00:59,183 INFO L192 CegarLoopUtils]: At program point L540(lines 515 544) the Hoare annotation is: true [2021-02-19 17:00:59,183 INFO L189 CegarLoopUtils]: For program point L536(line 536) no Hoare annotation was computed. [2021-02-19 17:00:59,183 INFO L189 CegarLoopUtils]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-02-19 17:00:59,183 INFO L192 CegarLoopUtils]: At program point L529-1(lines 529 533) the Hoare annotation is: true [2021-02-19 17:00:59,183 INFO L189 CegarLoopUtils]: For program point L526(line 526) no Hoare annotation was computed. [2021-02-19 17:00:59,184 INFO L192 CegarLoopUtils]: At program point L525-2(lines 525 539) the Hoare annotation is: true [2021-02-19 17:00:59,184 INFO L192 CegarLoopUtils]: At program point L521(line 521) the Hoare annotation is: true [2021-02-19 17:00:59,184 INFO L189 CegarLoopUtils]: For program point L521-1(line 521) no Hoare annotation was computed. [2021-02-19 17:00:59,184 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 426 437) the Hoare annotation is: true [2021-02-19 17:00:59,184 INFO L189 CegarLoopUtils]: For program point L430-1(lines 426 437) no Hoare annotation was computed. [2021-02-19 17:00:59,184 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 426 437) no Hoare annotation was computed. [2021-02-19 17:00:59,184 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 570 576) no Hoare annotation was computed. [2021-02-19 17:00:59,184 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 570 576) the Hoare annotation is: true [2021-02-19 17:00:59,184 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 17:00:59,184 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-02-19 17:00:59,185 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 17:00:59,185 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 17:00:59,185 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 438 449) no Hoare annotation was computed. [2021-02-19 17:00:59,185 INFO L189 CegarLoopUtils]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2021-02-19 17:00:59,185 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 438 449) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2021-02-19 17:00:59,185 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 42 49) no Hoare annotation was computed. [2021-02-19 17:00:59,185 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-02-19 17:00:59,185 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 42 49) the Hoare annotation is: true [2021-02-19 17:00:59,186 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 42 49) no Hoare annotation was computed. [2021-02-19 17:00:59,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 05:00:59 BoogieIcfgContainer [2021-02-19 17:00:59,202 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 17:00:59,204 INFO L168 Benchmark]: Toolchain (without parser) took 35869.15 ms. Allocated memory was 156.2 MB in the beginning and 480.2 MB in the end (delta: 324.0 MB). Free memory was 129.6 MB in the beginning and 430.6 MB in the end (delta: -301.0 MB). Peak memory consumption was 290.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:59,204 INFO L168 Benchmark]: CDTParser took 2.22 ms. Allocated memory is still 156.2 MB. Free memory is still 127.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:00:59,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 612.50 ms. Allocated memory is still 156.2 MB. Free memory was 128.5 MB in the beginning and 107.7 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:59,206 INFO L168 Benchmark]: Boogie Preprocessor took 158.74 ms. Allocated memory is still 156.2 MB. Free memory was 107.7 MB in the beginning and 104.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:59,206 INFO L168 Benchmark]: RCFGBuilder took 1445.17 ms. Allocated memory is still 156.2 MB. Free memory was 103.8 MB in the beginning and 53.8 MB in the end (delta: 50.0 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:59,207 INFO L168 Benchmark]: TraceAbstraction took 33631.24 ms. Allocated memory was 156.2 MB in the beginning and 480.2 MB in the end (delta: 324.0 MB). Free memory was 53.3 MB in the beginning and 430.6 MB in the end (delta: -377.3 MB). Peak memory consumption was 213.6 MB. Max. memory is 8.0 GB. [2021-02-19 17:00:59,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.22 ms. Allocated memory is still 156.2 MB. Free memory is still 127.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 612.50 ms. Allocated memory is still 156.2 MB. Free memory was 128.5 MB in the beginning and 107.7 MB in the end (delta: 20.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 158.74 ms. Allocated memory is still 156.2 MB. Free memory was 107.7 MB in the beginning and 104.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1445.17 ms. Allocated memory is still 156.2 MB. Free memory was 103.8 MB in the beginning and 53.8 MB in the end (delta: 50.0 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 33631.24 ms. Allocated memory was 156.2 MB in the beginning and 480.2 MB in the end (delta: 324.0 MB). Free memory was 53.3 MB in the beginning and 430.6 MB in the end (delta: -377.3 MB). Peak memory consumption was 213.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 228 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 18.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 14.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 490 SDtfs, 1112 SDslu, 545 SDs, 0 SdLazy, 2323 SolverSat, 802 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 155 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=402occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 242 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 491 PreInvPairs, 582 NumberOfFragments, 793 HoareAnnotationTreeSize, 491 FomulaSimplifications, 210498 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 18820 FormulaSimplificationTreeSizeReductionInter, 10.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 287 NumberOfCodeBlocks, 287 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 282 ConstructedInterpolants, 0 QuantifiedInterpolants, 88582 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...