/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_BITWISE.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 12:24:11,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 12:24:11,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 12:24:11,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 12:24:11,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 12:24:11,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 12:24:11,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 12:24:11,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 12:24:11,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 12:24:11,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 12:24:11,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 12:24:11,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 12:24:11,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 12:24:11,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 12:24:11,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 12:24:11,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 12:24:11,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 12:24:11,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 12:24:11,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 12:24:11,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 12:24:11,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 12:24:11,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 12:24:11,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 12:24:11,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 12:24:11,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 12:24:11,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 12:24:11,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 12:24:11,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 12:24:11,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 12:24:11,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-10 12:24:11,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 12:24:11,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 12:24:11,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 12:24:11,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 12:24:11,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 12:24:11,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 12:24:11,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 12:24:11,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 12:24:11,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 12:24:11,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 12:24:11,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 12:24:11,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_BITWISE.epf [2022-01-10 12:24:11,937 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 12:24:11,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 12:24:11,938 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 12:24:11,938 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 12:24:11,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 12:24:11,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 12:24:11,939 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 12:24:11,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 12:24:11,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 12:24:11,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 12:24:11,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 12:24:11,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 12:24:11,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 12:24:11,940 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 12:24:11,940 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 12:24:11,940 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 12:24:11,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 12:24:11,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 12:24:11,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 12:24:11,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 12:24:11,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 12:24:11,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 12:24:11,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 12:24:11,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 12:24:11,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 12:24:11,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 12:24:11,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 12:24:11,941 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 12:24:11,941 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 12:24:11,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 12:24:11,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 12:24:11,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 12:24:11,942 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 12:24:11,942 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_BITWISE 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 12:24:12,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 12:24:12,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 12:24:12,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 12:24:12,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 12:24:12,169 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 12:24:12,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2022-01-10 12:24:12,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97ac16e72/0364a12dd3164e48a9c027c1fa70e352/FLAGe98371017 [2022-01-10 12:24:12,666 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 12:24:12,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2022-01-10 12:24:12,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97ac16e72/0364a12dd3164e48a9c027c1fa70e352/FLAGe98371017 [2022-01-10 12:24:12,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97ac16e72/0364a12dd3164e48a9c027c1fa70e352 [2022-01-10 12:24:12,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 12:24:12,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 12:24:12,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 12:24:12,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 12:24:12,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 12:24:12,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:24:12" (1/1) ... [2022-01-10 12:24:12,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72108733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:12, skipping insertion in model container [2022-01-10 12:24:12,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 12:24:12" (1/1) ... [2022-01-10 12:24:12,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 12:24:12,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 12:24:12,903 WARN L230 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_product25.cil.c[7805,7818] [2022-01-10 12:24:12,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 12:24:12,963 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-10 12:24:12,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 12:24:13,008 WARN L230 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_product25.cil.c[7805,7818] [2022-01-10 12:24:13,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 12:24:13,051 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 12:24:13,088 WARN L230 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_product25.cil.c[7805,7818] [2022-01-10 12:24:13,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 12:24:13,114 INFO L208 MainTranslator]: Completed translation [2022-01-10 12:24:13,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13 WrapperNode [2022-01-10 12:24:13,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 12:24:13,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 12:24:13,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 12:24:13,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 12:24:13,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,151 INFO L137 Inliner]: procedures = 56, calls = 152, calls flagged for inlining = 49, calls inlined = 48, statements flattened = 393 [2022-01-10 12:24:13,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 12:24:13,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 12:24:13,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 12:24:13,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 12:24:13,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 12:24:13,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 12:24:13,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 12:24:13,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 12:24:13,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 12:24:13,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 12:24:13,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-10 12:24:13,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-10 12:24:13,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 12:24:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 12:24:13,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 12:24:13,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 12:24:13,300 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 12:24:13,301 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 12:24:13,574 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 12:24:13,579 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 12:24:13,579 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-10 12:24:13,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:24:13 BoogieIcfgContainer [2022-01-10 12:24:13,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 12:24:13,581 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 12:24:13,581 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 12:24:13,585 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 12:24:13,587 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:24:13" (1/1) ... [2022-01-10 12:24:13,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 12:24:13 BasicIcfg [2022-01-10 12:24:13,698 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 12:24:13,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 12:24:13,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 12:24:13,701 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 12:24:13,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 12:24:12" (1/4) ... [2022-01-10 12:24:13,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c807f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:24:13, skipping insertion in model container [2022-01-10 12:24:13,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 12:24:13" (2/4) ... [2022-01-10 12:24:13,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c807f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 12:24:13, skipping insertion in model container [2022-01-10 12:24:13,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 12:24:13" (3/4) ... [2022-01-10 12:24:13,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c807f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 12:24:13, skipping insertion in model container [2022-01-10 12:24:13,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 12:24:13" (4/4) ... [2022-01-10 12:24:13,709 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product25.cil.cTransformedIcfg [2022-01-10 12:24:13,715 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 12:24:13,715 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-01-10 12:24:13,762 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 12:24:13,769 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 12:24:13,769 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-10 12:24:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 105 states have (on average 1.4095238095238096) internal successors, (148), 108 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-01-10 12:24:13,785 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:13,785 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 12:24:13,786 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 12:24:13,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:13,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1251971185, now seen corresponding path program 1 times [2022-01-10 12:24:13,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:13,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872216956] [2022-01-10 12:24:13,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:13,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:14,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 12:24:14,021 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:14,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872216956] [2022-01-10 12:24:14,022 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872216956] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:14,022 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:14,022 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 12:24:14,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846962387] [2022-01-10 12:24:14,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:14,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 12:24:14,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:14,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 12:24:14,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 12:24:14,054 INFO L87 Difference]: Start difference. First operand has 109 states, 105 states have (on average 1.4095238095238096) internal successors, (148), 108 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:14,088 INFO L93 Difference]: Finished difference Result 207 states and 284 transitions. [2022-01-10 12:24:14,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 12:24:14,090 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-01-10 12:24:14,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:14,097 INFO L225 Difference]: With dead ends: 207 [2022-01-10 12:24:14,097 INFO L226 Difference]: Without dead ends: 99 [2022-01-10 12:24:14,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 12:24:14,103 INFO L933 BasicCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:14,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:14,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2022-01-10 12:24:14,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2022-01-10 12:24:14,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 98 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 130 transitions. [2022-01-10 12:24:14,143 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 130 transitions. Word has length 19 [2022-01-10 12:24:14,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:14,144 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 130 transitions. [2022-01-10 12:24:14,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,145 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 130 transitions. [2022-01-10 12:24:14,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-01-10 12:24:14,147 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:14,147 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 12:24:14,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 12:24:14,147 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 12:24:14,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:14,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1066892982, now seen corresponding path program 1 times [2022-01-10 12:24:14,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:14,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972641969] [2022-01-10 12:24:14,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:14,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:14,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 12:24:14,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:14,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972641969] [2022-01-10 12:24:14,244 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972641969] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:14,244 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:14,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 12:24:14,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122413789] [2022-01-10 12:24:14,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:14,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 12:24:14,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:14,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 12:24:14,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 12:24:14,250 INFO L87 Difference]: Start difference. First operand 99 states and 130 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:14,284 INFO L93 Difference]: Finished difference Result 190 states and 252 transitions. [2022-01-10 12:24:14,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 12:24:14,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-01-10 12:24:14,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:14,288 INFO L225 Difference]: With dead ends: 190 [2022-01-10 12:24:14,288 INFO L226 Difference]: Without dead ends: 99 [2022-01-10 12:24:14,289 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 12:24:14,290 INFO L933 BasicCegarLoop]: 124 mSDtfsCounter, 115 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:14,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 124 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:14,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2022-01-10 12:24:14,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2022-01-10 12:24:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 96 states have (on average 1.3229166666666667) internal successors, (127), 98 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 127 transitions. [2022-01-10 12:24:14,296 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 127 transitions. Word has length 20 [2022-01-10 12:24:14,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:14,296 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 127 transitions. [2022-01-10 12:24:14,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 2 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2022-01-10 12:24:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-10 12:24:14,297 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:14,297 INFO L514 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] [2022-01-10 12:24:14,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 12:24:14,297 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 12:24:14,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:14,298 INFO L85 PathProgramCache]: Analyzing trace with hash 761876739, now seen corresponding path program 1 times [2022-01-10 12:24:14,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:14,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375436599] [2022-01-10 12:24:14,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:14,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:14,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 12:24:14,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:14,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375436599] [2022-01-10 12:24:14,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375436599] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:14,377 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:14,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 12:24:14,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29108661] [2022-01-10 12:24:14,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:14,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 12:24:14,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:14,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 12:24:14,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 12:24:14,378 INFO L87 Difference]: Start difference. First operand 99 states and 127 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:14,429 INFO L93 Difference]: Finished difference Result 190 states and 246 transitions. [2022-01-10 12:24:14,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 12:24:14,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-01-10 12:24:14,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:14,433 INFO L225 Difference]: With dead ends: 190 [2022-01-10 12:24:14,433 INFO L226 Difference]: Without dead ends: 184 [2022-01-10 12:24:14,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 12:24:14,435 INFO L933 BasicCegarLoop]: 124 mSDtfsCounter, 96 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:14,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [96 Valid, 231 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:14,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2022-01-10 12:24:14,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2022-01-10 12:24:14,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 181 states have (on average 1.3259668508287292) internal successors, (240), 183 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 240 transitions. [2022-01-10 12:24:14,446 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 240 transitions. Word has length 23 [2022-01-10 12:24:14,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:14,447 INFO L470 AbstractCegarLoop]: Abstraction has 184 states and 240 transitions. [2022-01-10 12:24:14,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,447 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 240 transitions. [2022-01-10 12:24:14,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-01-10 12:24:14,448 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:14,448 INFO L514 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] [2022-01-10 12:24:14,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 12:24:14,448 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 12:24:14,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:14,449 INFO L85 PathProgramCache]: Analyzing trace with hash -763060617, now seen corresponding path program 1 times [2022-01-10 12:24:14,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:14,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960815803] [2022-01-10 12:24:14,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:14,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 12:24:14,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:14,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960815803] [2022-01-10 12:24:14,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960815803] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:14,543 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:14,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 12:24:14,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732032638] [2022-01-10 12:24:14,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:14,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 12:24:14,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:14,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 12:24:14,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 12:24:14,546 INFO L87 Difference]: Start difference. First operand 184 states and 240 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:14,665 INFO L93 Difference]: Finished difference Result 612 states and 810 transitions. [2022-01-10 12:24:14,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-10 12:24:14,665 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-01-10 12:24:14,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:14,666 INFO L225 Difference]: With dead ends: 612 [2022-01-10 12:24:14,667 INFO L226 Difference]: Without dead ends: 377 [2022-01-10 12:24:14,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-01-10 12:24:14,668 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 386 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:14,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [386 Valid, 660 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 12:24:14,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2022-01-10 12:24:14,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 217. [2022-01-10 12:24:14,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 214 states have (on average 1.3224299065420562) internal successors, (283), 216 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 283 transitions. [2022-01-10 12:24:14,694 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 283 transitions. Word has length 40 [2022-01-10 12:24:14,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:14,694 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 283 transitions. [2022-01-10 12:24:14,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,694 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 283 transitions. [2022-01-10 12:24:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-01-10 12:24:14,695 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:14,695 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 12:24:14,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-10 12:24:14,696 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 12:24:14,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:14,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1909847403, now seen corresponding path program 1 times [2022-01-10 12:24:14,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:14,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221003204] [2022-01-10 12:24:14,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:14,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:14,785 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 12:24:14,785 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:14,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221003204] [2022-01-10 12:24:14,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221003204] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:14,785 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:14,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 12:24:14,786 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648922101] [2022-01-10 12:24:14,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:14,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 12:24:14,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:14,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 12:24:14,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 12:24:14,787 INFO L87 Difference]: Start difference. First operand 217 states and 283 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:14,798 INFO L93 Difference]: Finished difference Result 217 states and 283 transitions. [2022-01-10 12:24:14,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 12:24:14,812 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2022-01-10 12:24:14,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:14,812 INFO L225 Difference]: With dead ends: 217 [2022-01-10 12:24:14,812 INFO L226 Difference]: Without dead ends: 115 [2022-01-10 12:24:14,813 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 12:24:14,813 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 27 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:14,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 65 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:14,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2022-01-10 12:24:14,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2022-01-10 12:24:14,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 114 states have (on average 1.3245614035087718) internal successors, (151), 114 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 151 transitions. [2022-01-10 12:24:14,824 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 151 transitions. Word has length 47 [2022-01-10 12:24:14,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:14,825 INFO L470 AbstractCegarLoop]: Abstraction has 115 states and 151 transitions. [2022-01-10 12:24:14,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 151 transitions. [2022-01-10 12:24:14,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-01-10 12:24:14,826 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 12:24:14,826 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 12:24:14,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-10 12:24:14,826 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 12:24:14,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 12:24:14,827 INFO L85 PathProgramCache]: Analyzing trace with hash -1459997546, now seen corresponding path program 1 times [2022-01-10 12:24:14,827 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 12:24:14,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641751244] [2022-01-10 12:24:14,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 12:24:14,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 12:24:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 12:24:14,927 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-10 12:24:14,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 12:24:14,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641751244] [2022-01-10 12:24:14,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641751244] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 12:24:14,927 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 12:24:14,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 12:24:14,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316930095] [2022-01-10 12:24:14,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 12:24:14,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 12:24:14,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 12:24:14,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 12:24:14,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 12:24:14,928 INFO L87 Difference]: Start difference. First operand 115 states and 151 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:15,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 12:24:15,012 INFO L93 Difference]: Finished difference Result 246 states and 327 transitions. [2022-01-10 12:24:15,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-10 12:24:15,013 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2022-01-10 12:24:15,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 12:24:15,014 INFO L225 Difference]: With dead ends: 246 [2022-01-10 12:24:15,014 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 12:24:15,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-10 12:24:15,031 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 103 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 12:24:15,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 162 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 12:24:15,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 12:24:15,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 12:24:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:15,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 12:24:15,034 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2022-01-10 12:24:15,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 12:24:15,035 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 12:24:15,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 12:24:15,035 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 12:24:15,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 12:24:15,037 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-10 12:24:15,037 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-01-10 12:24:15,037 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-01-10 12:24:15,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-10 12:24:15,039 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 12:24:15,939 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 12:24:15,939 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 12:24:15,940 INFO L854 garLoopResultBuilder]: At program point L178(lines 174 180) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,940 INFO L854 garLoopResultBuilder]: At program point L171(lines 167 173) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,940 INFO L854 garLoopResultBuilder]: At program point L186(lines 181 189) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,940 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2022-01-10 12:24:15,940 INFO L854 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,940 INFO L858 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2022-01-10 12:24:15,940 INFO L854 garLoopResultBuilder]: At program point L539(lines 534 541) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,940 INFO L861 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2022-01-10 12:24:15,940 INFO L854 garLoopResultBuilder]: At program point L201-2(lines 201 246) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,940 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L854 garLoopResultBuilder]: At program point L247(lines 200 248) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L202(lines 201 246) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L271-3(lines 271 277) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L203(lines 203 207) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L441-3(lines 441 445) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L271-5(lines 270 289) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L211(lines 211 217) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L854 garLoopResultBuilder]: At program point L441-5(lines 437 448) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L303-2(lines 303 320) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L278-3(lines 278 284) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L453(lines 453 457) no Hoare annotation was computed. [2022-01-10 12:24:15,941 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 211 217) no Hoare annotation was computed. [2022-01-10 12:24:15,942 INFO L854 garLoopResultBuilder]: At program point L519-1(lines 514 522) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,942 INFO L854 garLoopResultBuilder]: At program point L295-3(lines 291 297) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,942 INFO L854 garLoopResultBuilder]: At program point L478-1(lines 473 481) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,942 INFO L854 garLoopResultBuilder]: At program point L453-2(lines 449 460) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,942 INFO L858 garLoopResultBuilder]: For program point L221(lines 221 227) no Hoare annotation was computed. [2022-01-10 12:24:15,942 INFO L858 garLoopResultBuilder]: For program point L423-3(lines 423 427) no Hoare annotation was computed. [2022-01-10 12:24:15,942 INFO L854 garLoopResultBuilder]: At program point L303-3(lines 299 323) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,942 INFO L858 garLoopResultBuilder]: For program point L550-2(lines 550 567) no Hoare annotation was computed. [2022-01-10 12:24:15,942 INFO L858 garLoopResultBuilder]: For program point L465(lines 465 469) no Hoare annotation was computed. [2022-01-10 12:24:15,942 INFO L858 garLoopResultBuilder]: For program point L221-2(lines 221 227) no Hoare annotation was computed. [2022-01-10 12:24:15,942 INFO L858 garLoopResultBuilder]: For program point L423-5(lines 423 427) no Hoare annotation was computed. [2022-01-10 12:24:15,942 INFO L854 garLoopResultBuilder]: At program point L374-1(lines 369 377) the Hoare annotation is: false [2022-01-10 12:24:15,942 INFO L854 garLoopResultBuilder]: At program point L550-3(lines 542 570) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,943 INFO L854 garLoopResultBuilder]: At program point L465-2(lines 461 472) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= ~pumpRunning~0Int 0)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0Int 0)) (and .cse0 .cse1 .cse2 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-10 12:24:15,943 INFO L858 garLoopResultBuilder]: For program point L231(lines 231 242) no Hoare annotation was computed. [2022-01-10 12:24:15,943 INFO L854 garLoopResultBuilder]: At program point L429-1(lines 414 432) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,943 INFO L858 garLoopResultBuilder]: For program point L554-2(lines 554 564) no Hoare annotation was computed. [2022-01-10 12:24:15,943 INFO L854 garLoopResultBuilder]: At program point L288-1(lines 267 290) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,943 INFO L858 garLoopResultBuilder]: For program point L237-2(lines 231 242) no Hoare annotation was computed. [2022-01-10 12:24:15,943 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 241) no Hoare annotation was computed. [2022-01-10 12:24:15,943 INFO L858 garLoopResultBuilder]: For program point L307-3(lines 307 315) no Hoare annotation was computed. [2022-01-10 12:24:15,943 INFO L858 garLoopResultBuilder]: For program point L555-3(lines 555 561) no Hoare annotation was computed. [2022-01-10 12:24:15,943 INFO L854 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,943 INFO L858 garLoopResultBuilder]: For program point L271(lines 271 277) no Hoare annotation was computed. [2022-01-10 12:24:15,943 INFO L854 garLoopResultBuilder]: At program point L355-1(lines 350 357) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,944 INFO L854 garLoopResultBuilder]: At program point L295-2(lines 291 297) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,944 INFO L858 garLoopResultBuilder]: For program point L528-1(line 528) no Hoare annotation was computed. [2022-01-10 12:24:15,944 INFO L861 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2022-01-10 12:24:15,944 INFO L858 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2022-01-10 12:24:15,944 INFO L858 garLoopResultBuilder]: For program point L441(lines 441 445) no Hoare annotation was computed. [2022-01-10 12:24:15,944 INFO L858 garLoopResultBuilder]: For program point L271-2(lines 270 289) no Hoare annotation was computed. [2022-01-10 12:24:15,944 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 528) no Hoare annotation was computed. [2022-01-10 12:24:15,944 INFO L854 garLoopResultBuilder]: At program point L529-1(lines 524 531) the Hoare annotation is: false [2022-01-10 12:24:15,944 INFO L861 garLoopResultBuilder]: At program point L252(lines 191 254) the Hoare annotation is: true [2022-01-10 12:24:15,944 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2022-01-10 12:24:15,944 INFO L854 garLoopResultBuilder]: At program point L441-2(lines 437 448) the Hoare annotation is: false [2022-01-10 12:24:15,944 INFO L858 garLoopResultBuilder]: For program point L303(lines 303 320) no Hoare annotation was computed. [2022-01-10 12:24:15,944 INFO L858 garLoopResultBuilder]: For program point L278-1(lines 278 284) no Hoare annotation was computed. [2022-01-10 12:24:15,945 INFO L861 garLoopResultBuilder]: At program point L126(lines 118 128) the Hoare annotation is: true [2022-01-10 12:24:15,945 INFO L858 garLoopResultBuilder]: For program point L66-1(lines 66 70) no Hoare annotation was computed. [2022-01-10 12:24:15,945 INFO L854 garLoopResultBuilder]: At program point L519(lines 514 522) the Hoare annotation is: false [2022-01-10 12:24:15,945 INFO L854 garLoopResultBuilder]: At program point L295-1(lines 291 297) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= ~pumpRunning~0Int 0)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0Int 0)) (and .cse0 .cse1 .cse2 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-10 12:24:15,945 INFO L854 garLoopResultBuilder]: At program point L478(lines 473 481) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= ~pumpRunning~0Int 0)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0Int 0)) (and .cse0 .cse1 (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) .cse2 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-10 12:24:15,945 INFO L858 garLoopResultBuilder]: For program point L271-6(lines 271 277) no Hoare annotation was computed. [2022-01-10 12:24:15,945 INFO L858 garLoopResultBuilder]: For program point L423(lines 423 427) no Hoare annotation was computed. [2022-01-10 12:24:15,945 INFO L854 garLoopResultBuilder]: At program point L303-1(lines 299 323) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (<= ~pumpRunning~0Int 0)) (.cse2 (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))))) (or (and .cse0 .cse1 .cse2 (= ~methAndRunningLastTime~0Int 0)) (and .cse0 .cse1 .cse2 (<= ~methaneLevelCritical~0Int 0)))) [2022-01-10 12:24:15,945 INFO L858 garLoopResultBuilder]: For program point L550(lines 550 567) no Hoare annotation was computed. [2022-01-10 12:24:15,945 INFO L858 garLoopResultBuilder]: For program point L441-6(lines 441 445) no Hoare annotation was computed. [2022-01-10 12:24:15,945 INFO L858 garLoopResultBuilder]: For program point L271-8(lines 270 289) no Hoare annotation was computed. [2022-01-10 12:24:15,945 INFO L858 garLoopResultBuilder]: For program point L423-2(lines 423 427) no Hoare annotation was computed. [2022-01-10 12:24:15,950 INFO L854 garLoopResultBuilder]: At program point L374(lines 369 377) the Hoare annotation is: (and (<= |ULTIMATE.start_ULTIMATE.start_isPumpRunning_#res#1Int| 0) (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,950 INFO L854 garLoopResultBuilder]: At program point L550-1(lines 542 570) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,950 INFO L854 garLoopResultBuilder]: At program point L441-8(lines 437 448) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,950 INFO L858 garLoopResultBuilder]: For program point L303-4(lines 303 320) no Hoare annotation was computed. [2022-01-10 12:24:15,950 INFO L858 garLoopResultBuilder]: For program point L278-5(lines 278 284) no Hoare annotation was computed. [2022-01-10 12:24:15,950 INFO L854 garLoopResultBuilder]: At program point L429(lines 414 432) the Hoare annotation is: false [2022-01-10 12:24:15,950 INFO L858 garLoopResultBuilder]: For program point L554(lines 554 564) no Hoare annotation was computed. [2022-01-10 12:24:15,950 INFO L854 garLoopResultBuilder]: At program point L288(lines 267 290) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= ~pumpRunning~0Int 0) (<= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| (+ 3 (* 4294967296 (div |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 2147483648)))) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,951 INFO L854 garLoopResultBuilder]: At program point L519-2(lines 514 522) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,951 INFO L854 garLoopResultBuilder]: At program point L295-5(lines 291 297) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,951 INFO L854 garLoopResultBuilder]: At program point L478-2(lines 473 481) the Hoare annotation is: (and (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,951 INFO L858 garLoopResultBuilder]: For program point L307(lines 307 315) no Hoare annotation was computed. [2022-01-10 12:24:15,951 INFO L858 garLoopResultBuilder]: For program point L555(lines 555 561) no Hoare annotation was computed. [2022-01-10 12:24:15,951 INFO L858 garLoopResultBuilder]: For program point L423-6(lines 423 427) no Hoare annotation was computed. [2022-01-10 12:24:15,951 INFO L854 garLoopResultBuilder]: At program point L303-5(lines 299 323) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,951 INFO L858 garLoopResultBuilder]: For program point L550-4(lines 550 567) no Hoare annotation was computed. [2022-01-10 12:24:15,951 INFO L854 garLoopResultBuilder]: At program point L355(lines 350 357) the Hoare annotation is: false [2022-01-10 12:24:15,951 INFO L854 garLoopResultBuilder]: At program point L295(lines 291 297) the Hoare annotation is: false [2022-01-10 12:24:15,951 INFO L858 garLoopResultBuilder]: For program point L528(line 528) no Hoare annotation was computed. [2022-01-10 12:24:15,951 INFO L858 garLoopResultBuilder]: For program point L423-8(lines 423 427) no Hoare annotation was computed. [2022-01-10 12:24:15,951 INFO L854 garLoopResultBuilder]: At program point L374-2(lines 369 377) the Hoare annotation is: false [2022-01-10 12:24:15,952 INFO L854 garLoopResultBuilder]: At program point L550-5(lines 542 570) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,952 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 528) no Hoare annotation was computed. [2022-01-10 12:24:15,952 INFO L854 garLoopResultBuilder]: At program point L529(lines 524 531) the Hoare annotation is: false [2022-01-10 12:24:15,952 INFO L854 garLoopResultBuilder]: At program point L429-2(lines 414 432) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,952 INFO L858 garLoopResultBuilder]: For program point L554-4(lines 554 564) no Hoare annotation was computed. [2022-01-10 12:24:15,952 INFO L854 garLoopResultBuilder]: At program point L288-2(lines 267 290) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,952 INFO L858 garLoopResultBuilder]: For program point L307-6(lines 307 315) no Hoare annotation was computed. [2022-01-10 12:24:15,952 INFO L858 garLoopResultBuilder]: For program point L555-6(lines 555 561) no Hoare annotation was computed. [2022-01-10 12:24:15,952 INFO L854 garLoopResultBuilder]: At program point L355-2(lines 350 357) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,952 INFO L854 garLoopResultBuilder]: At program point L295-4(lines 291 297) the Hoare annotation is: (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 1)) (<= 1 ~systemActive~0Int) (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~5#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isMethaneLevelCritical_#res#1Int| 0) (<= ~methaneLevelCritical~0Int 0) (= ~methAndRunningLastTime~0Int 0)) [2022-01-10 12:24:15,952 INFO L858 garLoopResultBuilder]: For program point L528-2(line 528) no Hoare annotation was computed. [2022-01-10 12:24:15,952 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 528) no Hoare annotation was computed. [2022-01-10 12:24:15,953 INFO L854 garLoopResultBuilder]: At program point L529-2(lines 524 531) the Hoare annotation is: false [2022-01-10 12:24:15,955 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-01-10 12:24:15,957 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 12:24:16,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 12:24:16 BasicIcfg [2022-01-10 12:24:16,042 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 12:24:16,067 INFO L158 Benchmark]: Toolchain (without parser) took 3355.99ms. Allocated memory was 187.7MB in the beginning and 268.4MB in the end (delta: 80.7MB). Free memory was 135.9MB in the beginning and 164.6MB in the end (delta: -28.7MB). Peak memory consumption was 52.8MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,067 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 187.7MB. Free memory was 153.1MB in the beginning and 153.0MB in the end (delta: 70.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 12:24:16,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.03ms. Allocated memory was 187.7MB in the beginning and 268.4MB in the end (delta: 80.7MB). Free memory was 135.8MB in the beginning and 226.9MB in the end (delta: -91.1MB). Peak memory consumption was 13.9MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,068 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.91ms. Allocated memory is still 268.4MB. Free memory was 226.9MB in the beginning and 224.3MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,068 INFO L158 Benchmark]: Boogie Preprocessor took 23.82ms. Allocated memory is still 268.4MB. Free memory was 223.7MB in the beginning and 222.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,068 INFO L158 Benchmark]: RCFGBuilder took 404.95ms. Allocated memory is still 268.4MB. Free memory was 222.2MB in the beginning and 202.2MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,068 INFO L158 Benchmark]: IcfgTransformer took 116.76ms. Allocated memory is still 268.4MB. Free memory was 202.2MB in the beginning and 196.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,068 INFO L158 Benchmark]: TraceAbstraction took 2343.41ms. Allocated memory is still 268.4MB. Free memory was 195.4MB in the beginning and 164.6MB in the end (delta: 30.8MB). Peak memory consumption was 31.8MB. Max. memory is 8.0GB. [2022-01-10 12:24:16,069 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 187.7MB. Free memory was 153.1MB in the beginning and 153.0MB in the end (delta: 70.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 423.03ms. Allocated memory was 187.7MB in the beginning and 268.4MB in the end (delta: 80.7MB). Free memory was 135.8MB in the beginning and 226.9MB in the end (delta: -91.1MB). Peak memory consumption was 13.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.91ms. Allocated memory is still 268.4MB. Free memory was 226.9MB in the beginning and 224.3MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.82ms. Allocated memory is still 268.4MB. Free memory was 223.7MB in the beginning and 222.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 404.95ms. Allocated memory is still 268.4MB. Free memory was 222.2MB in the beginning and 202.2MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * IcfgTransformer took 116.76ms. Allocated memory is still 268.4MB. Free memory was 202.2MB in the beginning and 196.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * TraceAbstraction took 2343.41ms. Allocated memory is still 268.4MB. Free memory was 195.4MB in the beginning and 164.6MB in the end (delta: 30.8MB). Peak memory consumption was 31.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 528]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 528]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 528]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 727 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 727 mSDsluCounter, 1380 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 696 mSDsCounter, 35 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 72 IncrementalHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 35 mSolverCounterUnsat, 684 mSDtfsCounter, 72 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 160 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 50 PreInvPairs, 127 NumberOfFragments, 694 HoareAnnotationTreeSize, 50 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 50 FomulaSimplificationsInter, 2016 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 196 ConstructedInterpolants, 0 QuantifiedInterpolants, 546 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 22/22 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) || (((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: ((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 414]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32)) || ((((~bvule32(methaneLevelCritical, 0bv32) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32)) && ~bvule32(pumpRunning, 0bv32)) - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: ((((~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvule32(\result, 0bv32) - InvariantResult [Line: 350]: Loop Invariant Derived loop invariant: (~bvule32(methaneLevelCritical, 0bv32) && methAndRunningLastTime == 0bv32) && ~bvule32(1bv32, systemActive) - InvariantResult [Line: 369]: Loop Invariant Derived loop invariant: (((methAndRunningLastTime == 0bv32 && ~bvule32(\result, 0bv32)) && ~bvule34(~zero_extendFrom32To34(splverifierCounter), ~bvadd16(3bv34, ~zero_extendFrom33To34(~bvmul64(4294967296bv33, ~zero_extendFrom1To33(splverifierCounter[31:31])))))) && ~bvule32(1bv32, systemActive)) && ~bvule32(pumpRunning, 0bv32) RESULT: Ultimate proved your program to be correct! [2022-01-10 12:24:16,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...