/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_SUM.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-11 05:54:47,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-11 05:54:47,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-11 05:54:47,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-11 05:54:47,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-11 05:54:47,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-11 05:54:47,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-11 05:54:47,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-11 05:54:47,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-11 05:54:47,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-11 05:54:47,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-11 05:54:47,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-11 05:54:47,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-11 05:54:47,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-11 05:54:47,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-11 05:54:47,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-11 05:54:47,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-11 05:54:47,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-11 05:54:47,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-11 05:54:47,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-11 05:54:47,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-11 05:54:47,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-11 05:54:47,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-11 05:54:47,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-11 05:54:47,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-11 05:54:47,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-11 05:54:47,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-11 05:54:47,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-11 05:54:47,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-11 05:54:47,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-11 05:54:47,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-11 05:54:47,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-11 05:54:47,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-11 05:54:47,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-11 05:54:47,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-11 05:54:47,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-11 05:54:47,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-11 05:54:47,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-11 05:54:47,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-11 05:54:47,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-11 05:54:47,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-11 05:54:47,371 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_SUM.epf [2022-01-11 05:54:47,395 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-11 05:54:47,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-11 05:54:47,395 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-11 05:54:47,395 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-11 05:54:47,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-11 05:54:47,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-11 05:54:47,396 INFO L138 SettingsManager]: * Use SBE=true [2022-01-11 05:54:47,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-11 05:54:47,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-11 05:54:47,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-11 05:54:47,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-11 05:54:47,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-11 05:54:47,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-11 05:54:47,398 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-11 05:54:47,398 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-11 05:54:47,398 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-11 05:54:47,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-11 05:54:47,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-11 05:54:47,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-11 05:54:47,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-11 05:54:47,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-11 05:54:47,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 05:54:47,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-11 05:54:47,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-11 05:54:47,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-11 05:54:47,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-11 05:54:47,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-11 05:54:47,400 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-11 05:54:47,400 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-11 05:54:47,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-11 05:54:47,400 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-11 05:54:47,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-11 05:54:47,401 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-11 05:54:47,401 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_SUM 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-11 05:54:47,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-11 05:54:47,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-11 05:54:47,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-11 05:54:47,611 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-11 05:54:47,612 INFO L275 PluginConnector]: CDTParser initialized [2022-01-11 05:54:47,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2022-01-11 05:54:47,658 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54b25384f/dacbb316daf94129aceb6ae3e173c95f/FLAGd78cd9607 [2022-01-11 05:54:48,064 INFO L306 CDTParser]: Found 1 translation units. [2022-01-11 05:54:48,064 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2022-01-11 05:54:48,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54b25384f/dacbb316daf94129aceb6ae3e173c95f/FLAGd78cd9607 [2022-01-11 05:54:48,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54b25384f/dacbb316daf94129aceb6ae3e173c95f [2022-01-11 05:54:48,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-11 05:54:48,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-11 05:54:48,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-11 05:54:48,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-11 05:54:48,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-11 05:54:48,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ddddab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48, skipping insertion in model container [2022-01-11 05:54:48,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-11 05:54:48,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 05:54:48,251 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_spec4_product49.cil.c[1605,1618] [2022-01-11 05:54:48,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 05:54:48,332 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-11 05:54:48,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-11 05:54:48,339 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_spec4_product49.cil.c[1605,1618] [2022-01-11 05:54:48,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 05:54:48,376 INFO L203 MainTranslator]: Completed pre-run [2022-01-11 05:54:48,384 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_spec4_product49.cil.c[1605,1618] [2022-01-11 05:54:48,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-11 05:54:48,430 INFO L208 MainTranslator]: Completed translation [2022-01-11 05:54:48,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48 WrapperNode [2022-01-11 05:54:48,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-11 05:54:48,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-11 05:54:48,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-11 05:54:48,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-11 05:54:48,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,490 INFO L137 Inliner]: procedures = 57, calls = 154, calls flagged for inlining = 51, calls inlined = 77, statements flattened = 599 [2022-01-11 05:54:48,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-11 05:54:48,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-11 05:54:48,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-11 05:54:48,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-11 05:54:48,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-11 05:54:48,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-11 05:54:48,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-11 05:54:48,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-11 05:54:48,542 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (1/1) ... [2022-01-11 05:54:48,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-11 05:54:48,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-11 05:54:48,591 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) [2022-01-11 05:54:48,595 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 [2022-01-11 05:54:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-11 05:54:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-11 05:54:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-11 05:54:48,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-11 05:54:48,707 INFO L234 CfgBuilder]: Building ICFG [2022-01-11 05:54:48,709 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-11 05:54:49,007 INFO L275 CfgBuilder]: Performing block encoding [2022-01-11 05:54:49,012 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-11 05:54:49,013 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-11 05:54:49,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 05:54:49 BoogieIcfgContainer [2022-01-11 05:54:49,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-11 05:54:49,015 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-11 05:54:49,015 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-11 05:54:49,016 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-11 05:54:49,018 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 05:54:49" (1/1) ... [2022-01-11 05:54:49,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 05:54:49 BasicIcfg [2022-01-11 05:54:49,137 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-11 05:54:49,138 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-11 05:54:49,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-11 05:54:49,140 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-11 05:54:49,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.01 05:54:48" (1/4) ... [2022-01-11 05:54:49,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@444f4255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 05:54:49, skipping insertion in model container [2022-01-11 05:54:49,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.01 05:54:48" (2/4) ... [2022-01-11 05:54:49,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@444f4255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.01 05:54:49, skipping insertion in model container [2022-01-11 05:54:49,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.01 05:54:49" (3/4) ... [2022-01-11 05:54:49,141 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@444f4255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 05:54:49, skipping insertion in model container [2022-01-11 05:54:49,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 11.01 05:54:49" (4/4) ... [2022-01-11 05:54:49,142 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product49.cil.cTransformedIcfg [2022-01-11 05:54:49,145 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-11 05:54:49,146 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-01-11 05:54:49,191 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-11 05:54:49,195 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 [2022-01-11 05:54:49,196 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-11 05:54:49,209 INFO L276 IsEmpty]: Start isEmpty. Operand has 165 states, 161 states have (on average 1.3975155279503106) internal successors, (225), 164 states have internal predecessors, (225), 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) [2022-01-11 05:54:49,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-01-11 05:54:49,215 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:49,215 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:54:49,216 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:49,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:49,219 INFO L85 PathProgramCache]: Analyzing trace with hash -444252954, now seen corresponding path program 1 times [2022-01-11 05:54:49,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:49,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191988081] [2022-01-11 05:54:49,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:49,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:49,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:49,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:49,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191988081] [2022-01-11 05:54:49,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191988081] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:49,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:49,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:54:49,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306776079] [2022-01-11 05:54:49,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:49,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-11 05:54:49,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:49,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-11 05:54:49,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-11 05:54:49,468 INFO L87 Difference]: Start difference. First operand has 165 states, 161 states have (on average 1.3975155279503106) internal successors, (225), 164 states have internal predecessors, (225), 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 8.5) internal successors, (17), 2 states have internal predecessors, (17), 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) [2022-01-11 05:54:49,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:49,511 INFO L93 Difference]: Finished difference Result 320 states and 439 transitions. [2022-01-11 05:54:49,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-11 05:54:49,515 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 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 17 [2022-01-11 05:54:49,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:49,523 INFO L225 Difference]: With dead ends: 320 [2022-01-11 05:54:49,523 INFO L226 Difference]: Without dead ends: 155 [2022-01-11 05:54:49,526 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 [2022-01-11 05:54:49,528 INFO L933 BasicCegarLoop]: 215 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, 215 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 [2022-01-11 05:54:49,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:54:49,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2022-01-11 05:54:49,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2022-01-11 05:54:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 152 states have (on average 1.361842105263158) internal successors, (207), 154 states have internal predecessors, (207), 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) [2022-01-11 05:54:49,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 207 transitions. [2022-01-11 05:54:49,562 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 207 transitions. Word has length 17 [2022-01-11 05:54:49,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:49,563 INFO L470 AbstractCegarLoop]: Abstraction has 155 states and 207 transitions. [2022-01-11 05:54:49,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 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) [2022-01-11 05:54:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 207 transitions. [2022-01-11 05:54:49,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-01-11 05:54:49,563 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:49,564 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:54:49,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-11 05:54:49,564 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:49,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:49,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1494698653, now seen corresponding path program 1 times [2022-01-11 05:54:49,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:49,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951409890] [2022-01-11 05:54:49,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:49,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:49,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:49,611 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:49,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951409890] [2022-01-11 05:54:49,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951409890] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:49,612 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:49,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:54:49,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899912510] [2022-01-11 05:54:49,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:49,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:54:49,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:49,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:54:49,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:54:49,614 INFO L87 Difference]: Start difference. First operand 155 states and 207 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2022-01-11 05:54:49,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:49,632 INFO L93 Difference]: Finished difference Result 303 states and 407 transitions. [2022-01-11 05:54:49,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:54:49,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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 18 [2022-01-11 05:54:49,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:49,634 INFO L225 Difference]: With dead ends: 303 [2022-01-11 05:54:49,634 INFO L226 Difference]: Without dead ends: 155 [2022-01-11 05:54:49,635 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 [2022-01-11 05:54:49,636 INFO L933 BasicCegarLoop]: 201 mSDtfsCounter, 193 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 201 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 [2022-01-11 05:54:49,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [193 Valid, 201 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:54:49,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2022-01-11 05:54:49,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2022-01-11 05:54:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 152 states have (on average 1.3421052631578947) internal successors, (204), 154 states have internal predecessors, (204), 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) [2022-01-11 05:54:49,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 204 transitions. [2022-01-11 05:54:49,645 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 204 transitions. Word has length 18 [2022-01-11 05:54:49,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:49,646 INFO L470 AbstractCegarLoop]: Abstraction has 155 states and 204 transitions. [2022-01-11 05:54:49,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2022-01-11 05:54:49,648 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 204 transitions. [2022-01-11 05:54:49,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-11 05:54:49,653 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:49,653 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] [2022-01-11 05:54:49,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-11 05:54:49,653 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:49,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:49,654 INFO L85 PathProgramCache]: Analyzing trace with hash 129511742, now seen corresponding path program 1 times [2022-01-11 05:54:49,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:49,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762074137] [2022-01-11 05:54:49,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:49,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:49,734 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:49,734 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762074137] [2022-01-11 05:54:49,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762074137] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:49,734 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:49,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:54:49,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224079265] [2022-01-11 05:54:49,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:49,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:54:49,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:49,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:54:49,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:54:49,735 INFO L87 Difference]: Start difference. First operand 155 states and 204 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 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) [2022-01-11 05:54:49,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:49,817 INFO L93 Difference]: Finished difference Result 364 states and 478 transitions. [2022-01-11 05:54:49,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:54:49,818 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 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 [2022-01-11 05:54:49,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:49,821 INFO L225 Difference]: With dead ends: 364 [2022-01-11 05:54:49,822 INFO L226 Difference]: Without dead ends: 216 [2022-01-11 05:54:49,826 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 [2022-01-11 05:54:49,828 INFO L933 BasicCegarLoop]: 219 mSDtfsCounter, 127 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 320 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-11 05:54:49,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [127 Valid, 320 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-11 05:54:49,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2022-01-11 05:54:49,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 210. [2022-01-11 05:54:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 207 states have (on average 1.2995169082125604) internal successors, (269), 209 states have internal predecessors, (269), 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) [2022-01-11 05:54:49,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 269 transitions. [2022-01-11 05:54:49,873 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 269 transitions. Word has length 23 [2022-01-11 05:54:49,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:49,873 INFO L470 AbstractCegarLoop]: Abstraction has 210 states and 269 transitions. [2022-01-11 05:54:49,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 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) [2022-01-11 05:54:49,874 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 269 transitions. [2022-01-11 05:54:49,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-01-11 05:54:49,874 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:49,874 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] [2022-01-11 05:54:49,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-11 05:54:49,875 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:49,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:49,876 INFO L85 PathProgramCache]: Analyzing trace with hash -139639845, now seen corresponding path program 1 times [2022-01-11 05:54:49,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:49,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405005257] [2022-01-11 05:54:49,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:49,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:49,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:49,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405005257] [2022-01-11 05:54:49,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405005257] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:49,935 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:49,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-11 05:54:49,936 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851872721] [2022-01-11 05:54:49,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:49,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 05:54:49,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:49,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 05:54:49,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:54:49,937 INFO L87 Difference]: Start difference. First operand 210 states and 269 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2022-01-11 05:54:50,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:50,056 INFO L93 Difference]: Finished difference Result 562 states and 706 transitions. [2022-01-11 05:54:50,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-11 05:54:50,056 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 29 [2022-01-11 05:54:50,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:50,058 INFO L225 Difference]: With dead ends: 562 [2022-01-11 05:54:50,058 INFO L226 Difference]: Without dead ends: 359 [2022-01-11 05:54:50,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-11 05:54:50,066 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 350 mSDsluCounter, 666 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-11 05:54:50,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [350 Valid, 890 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-11 05:54:50,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2022-01-11 05:54:50,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 228. [2022-01-11 05:54:50,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 225 states have (on average 1.2755555555555556) internal successors, (287), 227 states have internal predecessors, (287), 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) [2022-01-11 05:54:50,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 287 transitions. [2022-01-11 05:54:50,089 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 287 transitions. Word has length 29 [2022-01-11 05:54:50,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:50,090 INFO L470 AbstractCegarLoop]: Abstraction has 228 states and 287 transitions. [2022-01-11 05:54:50,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2022-01-11 05:54:50,090 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 287 transitions. [2022-01-11 05:54:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-01-11 05:54:50,091 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:50,091 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] [2022-01-11 05:54:50,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-11 05:54:50,094 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:50,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:50,096 INFO L85 PathProgramCache]: Analyzing trace with hash -2143607813, now seen corresponding path program 1 times [2022-01-11 05:54:50,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:50,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92682427] [2022-01-11 05:54:50,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:50,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:50,178 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:50,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92682427] [2022-01-11 05:54:50,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92682427] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:50,178 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:50,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 05:54:50,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584246380] [2022-01-11 05:54:50,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:50,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 05:54:50,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:50,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 05:54:50,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:54:50,179 INFO L87 Difference]: Start difference. First operand 228 states and 287 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-01-11 05:54:50,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:50,360 INFO L93 Difference]: Finished difference Result 1245 states and 1569 transitions. [2022-01-11 05:54:50,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-01-11 05:54:50,361 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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 29 [2022-01-11 05:54:50,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:50,365 INFO L225 Difference]: With dead ends: 1245 [2022-01-11 05:54:50,365 INFO L226 Difference]: Without dead ends: 1024 [2022-01-11 05:54:50,365 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 [2022-01-11 05:54:50,366 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 842 mSDsluCounter, 804 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 842 SdHoareTripleChecker+Valid, 1107 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-11 05:54:50,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [842 Valid, 1107 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-11 05:54:50,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2022-01-11 05:54:50,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 429. [2022-01-11 05:54:50,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 426 states have (on average 1.2582159624413145) internal successors, (536), 428 states have internal predecessors, (536), 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) [2022-01-11 05:54:50,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 536 transitions. [2022-01-11 05:54:50,399 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 536 transitions. Word has length 29 [2022-01-11 05:54:50,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:50,400 INFO L470 AbstractCegarLoop]: Abstraction has 429 states and 536 transitions. [2022-01-11 05:54:50,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-01-11 05:54:50,400 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 536 transitions. [2022-01-11 05:54:50,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-11 05:54:50,404 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:50,405 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] [2022-01-11 05:54:50,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-11 05:54:50,405 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:50,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:50,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1822738706, now seen corresponding path program 1 times [2022-01-11 05:54:50,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:50,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232309163] [2022-01-11 05:54:50,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:50,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:50,467 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:50,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232309163] [2022-01-11 05:54:50,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232309163] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:50,467 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:50,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 05:54:50,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606103426] [2022-01-11 05:54:50,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:50,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 05:54:50,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:50,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 05:54:50,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:54:50,468 INFO L87 Difference]: Start difference. First operand 429 states and 536 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-01-11 05:54:50,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:50,665 INFO L93 Difference]: Finished difference Result 1263 states and 1565 transitions. [2022-01-11 05:54:50,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-11 05:54:50,665 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2022-01-11 05:54:50,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:50,669 INFO L225 Difference]: With dead ends: 1263 [2022-01-11 05:54:50,669 INFO L226 Difference]: Without dead ends: 1257 [2022-01-11 05:54:50,670 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 [2022-01-11 05:54:50,671 INFO L933 BasicCegarLoop]: 444 mSDtfsCounter, 704 mSDsluCounter, 958 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 704 SdHoareTripleChecker+Valid, 1402 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-11 05:54:50,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [704 Valid, 1402 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-11 05:54:50,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1257 states. [2022-01-11 05:54:50,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1257 to 429. [2022-01-11 05:54:50,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 426 states have (on average 1.2511737089201878) internal successors, (533), 428 states have internal predecessors, (533), 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) [2022-01-11 05:54:50,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 533 transitions. [2022-01-11 05:54:50,707 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 533 transitions. Word has length 37 [2022-01-11 05:54:50,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:50,708 INFO L470 AbstractCegarLoop]: Abstraction has 429 states and 533 transitions. [2022-01-11 05:54:50,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-01-11 05:54:50,708 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 533 transitions. [2022-01-11 05:54:50,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-11 05:54:50,710 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:50,710 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] [2022-01-11 05:54:50,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-11 05:54:50,710 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:50,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:50,711 INFO L85 PathProgramCache]: Analyzing trace with hash -761663629, now seen corresponding path program 1 times [2022-01-11 05:54:50,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:50,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258056552] [2022-01-11 05:54:50,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:50,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:50,762 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:50,762 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258056552] [2022-01-11 05:54:50,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258056552] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:50,763 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:50,764 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-11 05:54:50,764 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775471805] [2022-01-11 05:54:50,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:50,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-11 05:54:50,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:50,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-11 05:54:50,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-11 05:54:50,765 INFO L87 Difference]: Start difference. First operand 429 states and 533 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-01-11 05:54:50,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:50,854 INFO L93 Difference]: Finished difference Result 1043 states and 1278 transitions. [2022-01-11 05:54:50,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-11 05:54:50,855 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2022-01-11 05:54:50,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:50,856 INFO L225 Difference]: With dead ends: 1043 [2022-01-11 05:54:50,857 INFO L226 Difference]: Without dead ends: 621 [2022-01-11 05:54:50,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:54:50,858 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 285 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:54:50,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [285 Valid, 616 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:54:50,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2022-01-11 05:54:50,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 414. [2022-01-11 05:54:50,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 411 states have (on average 1.2311435523114356) internal successors, (506), 413 states have internal predecessors, (506), 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) [2022-01-11 05:54:50,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 506 transitions. [2022-01-11 05:54:50,879 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 506 transitions. Word has length 37 [2022-01-11 05:54:50,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:50,880 INFO L470 AbstractCegarLoop]: Abstraction has 414 states and 506 transitions. [2022-01-11 05:54:50,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-01-11 05:54:50,880 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 506 transitions. [2022-01-11 05:54:50,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-11 05:54:50,880 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:50,881 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:54:50,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-11 05:54:50,881 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:50,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:50,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1434641746, now seen corresponding path program 1 times [2022-01-11 05:54:50,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:50,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528807749] [2022-01-11 05:54:50,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:50,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:50,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:50,922 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:50,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528807749] [2022-01-11 05:54:50,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528807749] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:50,922 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:50,922 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-11 05:54:50,922 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206036930] [2022-01-11 05:54:50,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:50,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-11 05:54:50,923 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:50,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-11 05:54:50,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-11 05:54:50,923 INFO L87 Difference]: Start difference. First operand 414 states and 506 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2022-01-11 05:54:51,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:51,042 INFO L93 Difference]: Finished difference Result 1271 states and 1546 transitions. [2022-01-11 05:54:51,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-11 05:54:51,042 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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 52 [2022-01-11 05:54:51,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:51,045 INFO L225 Difference]: With dead ends: 1271 [2022-01-11 05:54:51,045 INFO L226 Difference]: Without dead ends: 864 [2022-01-11 05:54:51,046 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-11 05:54:51,046 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 440 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 1109 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:54:51,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [440 Valid, 1109 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:54:51,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2022-01-11 05:54:51,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 432. [2022-01-11 05:54:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 429 states have (on average 1.2214452214452214) internal successors, (524), 431 states have internal predecessors, (524), 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) [2022-01-11 05:54:51,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 524 transitions. [2022-01-11 05:54:51,073 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 524 transitions. Word has length 52 [2022-01-11 05:54:51,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:51,073 INFO L470 AbstractCegarLoop]: Abstraction has 432 states and 524 transitions. [2022-01-11 05:54:51,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 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) [2022-01-11 05:54:51,073 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 524 transitions. [2022-01-11 05:54:51,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-11 05:54:51,074 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:51,074 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:54:51,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-11 05:54:51,074 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:51,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:51,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1940200371, now seen corresponding path program 1 times [2022-01-11 05:54:51,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:51,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711832661] [2022-01-11 05:54:51,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:51,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:51,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:51,106 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:51,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711832661] [2022-01-11 05:54:51,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711832661] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:51,106 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:51,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-11 05:54:51,106 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810476077] [2022-01-11 05:54:51,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:51,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:54:51,107 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:51,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:54:51,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:54:51,107 INFO L87 Difference]: Start difference. First operand 432 states and 524 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-01-11 05:54:51,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:51,120 INFO L93 Difference]: Finished difference Result 432 states and 524 transitions. [2022-01-11 05:54:51,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:54:51,121 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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 52 [2022-01-11 05:54:51,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:51,122 INFO L225 Difference]: With dead ends: 432 [2022-01-11 05:54:51,122 INFO L226 Difference]: Without dead ends: 178 [2022-01-11 05:54:51,122 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 [2022-01-11 05:54:51,123 INFO L933 BasicCegarLoop]: 81 mSDtfsCounter, 74 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:54:51,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [74 Valid, 87 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:54:51,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2022-01-11 05:54:51,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2022-01-11 05:54:51,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 177 states have (on average 1.2542372881355932) internal successors, (222), 177 states have internal predecessors, (222), 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) [2022-01-11 05:54:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 222 transitions. [2022-01-11 05:54:51,134 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 222 transitions. Word has length 52 [2022-01-11 05:54:51,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:51,134 INFO L470 AbstractCegarLoop]: Abstraction has 178 states and 222 transitions. [2022-01-11 05:54:51,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-01-11 05:54:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 222 transitions. [2022-01-11 05:54:51,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-01-11 05:54:51,135 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:51,135 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:54:51,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-11 05:54:51,135 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:51,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:51,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1610211290, now seen corresponding path program 1 times [2022-01-11 05:54:51,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:51,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600929004] [2022-01-11 05:54:51,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:51,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-01-11 05:54:51,189 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:51,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600929004] [2022-01-11 05:54:51,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600929004] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-11 05:54:51,189 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-11 05:54:51,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-11 05:54:51,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802294546] [2022-01-11 05:54:51,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-11 05:54:51,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-11 05:54:51,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:51,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-11 05:54:51,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-11 05:54:51,190 INFO L87 Difference]: Start difference. First operand 178 states and 222 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 2 states have internal predecessors, (60), 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) [2022-01-11 05:54:51,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:51,216 INFO L93 Difference]: Finished difference Result 380 states and 475 transitions. [2022-01-11 05:54:51,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-11 05:54:51,217 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 2 states have internal predecessors, (60), 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 63 [2022-01-11 05:54:51,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:51,218 INFO L225 Difference]: With dead ends: 380 [2022-01-11 05:54:51,218 INFO L226 Difference]: Without dead ends: 209 [2022-01-11 05:54:51,218 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 [2022-01-11 05:54:51,219 INFO L933 BasicCegarLoop]: 79 mSDtfsCounter, 22 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-11 05:54:51,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 144 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-11 05:54:51,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2022-01-11 05:54:51,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 209. [2022-01-11 05:54:51,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 208 states have (on average 1.2403846153846154) internal successors, (258), 208 states have internal predecessors, (258), 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) [2022-01-11 05:54:51,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 258 transitions. [2022-01-11 05:54:51,232 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 258 transitions. Word has length 63 [2022-01-11 05:54:51,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:51,232 INFO L470 AbstractCegarLoop]: Abstraction has 209 states and 258 transitions. [2022-01-11 05:54:51,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 2 states have internal predecessors, (60), 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) [2022-01-11 05:54:51,232 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 258 transitions. [2022-01-11 05:54:51,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-01-11 05:54:51,233 INFO L506 BasicCegarLoop]: Found error trace [2022-01-11 05:54:51,233 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:54:51,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-11 05:54:51,233 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-11 05:54:51,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-11 05:54:51,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1549190752, now seen corresponding path program 1 times [2022-01-11 05:54:51,233 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-11 05:54:51,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284123097] [2022-01-11 05:54:51,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:51,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-11 05:54:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:51,359 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-11 05:54:51,359 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-11 05:54:51,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284123097] [2022-01-11 05:54:51,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284123097] provided 0 perfect and 1 imperfect interpolant sequences [2022-01-11 05:54:51,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [173803640] [2022-01-11 05:54:51,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-11 05:54:51,360 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-11 05:54:51,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-11 05:54:51,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-11 05:54:51,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-11 05:54:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-11 05:54:51,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 15 conjunts are in the unsatisfiable core [2022-01-11 05:54:51,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-11 05:54:51,675 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-11 05:54:51,675 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-11 05:54:51,932 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-01-11 05:54:51,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [173803640] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-11 05:54:51,932 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-01-11 05:54:51,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 6] total 17 [2022-01-11 05:54:51,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744083352] [2022-01-11 05:54:51,932 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-01-11 05:54:51,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-01-11 05:54:51,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-11 05:54:51,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-01-11 05:54:51,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-01-11 05:54:51,933 INFO L87 Difference]: Start difference. First operand 209 states and 258 transitions. Second operand has 18 states, 18 states have (on average 9.944444444444445) internal successors, (179), 17 states have internal predecessors, (179), 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) [2022-01-11 05:54:52,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-11 05:54:52,241 INFO L93 Difference]: Finished difference Result 540 states and 670 transitions. [2022-01-11 05:54:52,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-01-11 05:54:52,241 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 9.944444444444445) internal successors, (179), 17 states have internal predecessors, (179), 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 65 [2022-01-11 05:54:52,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-11 05:54:52,242 INFO L225 Difference]: With dead ends: 540 [2022-01-11 05:54:52,242 INFO L226 Difference]: Without dead ends: 0 [2022-01-11 05:54:52,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=242, Invalid=688, Unknown=0, NotChecked=0, Total=930 [2022-01-11 05:54:52,243 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 827 mSDsluCounter, 1147 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 827 SdHoareTripleChecker+Valid, 1379 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-11 05:54:52,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [827 Valid, 1379 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-11 05:54:52,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-11 05:54:52,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-11 05:54:52,244 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) [2022-01-11 05:54:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-11 05:54:52,244 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2022-01-11 05:54:52,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-11 05:54:52,244 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-11 05:54:52,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 9.944444444444445) internal successors, (179), 17 states have internal predecessors, (179), 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) [2022-01-11 05:54:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-11 05:54:52,244 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-11 05:54:52,246 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-11 05:54:52,247 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2022-01-11 05:54:52,247 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-01-11 05:54:52,290 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-11 05:54:52,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-01-11 05:54:52,467 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-11 05:54:57,332 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-11 05:54:57,332 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-11 05:54:57,332 INFO L854 garLoopResultBuilder]: At program point L560(lines 556 562) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0)) [2022-01-11 05:54:57,332 INFO L854 garLoopResultBuilder]: At program point L553(lines 549 555) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0)) [2022-01-11 05:54:57,333 INFO L854 garLoopResultBuilder]: At program point L568(lines 563 571) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0)) [2022-01-11 05:54:57,333 INFO L858 garLoopResultBuilder]: For program point L258(lines 258 265) no Hoare annotation was computed. [2022-01-11 05:54:57,333 INFO L854 garLoopResultBuilder]: At program point L231(lines 227 233) the Hoare annotation is: (and (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0)) [2022-01-11 05:54:57,333 INFO L858 garLoopResultBuilder]: For program point L258-2(lines 258 265) no Hoare annotation was computed. [2022-01-11 05:54:57,333 INFO L854 garLoopResultBuilder]: At program point L483-2(lines 483 528) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0Int)) (.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= ~pumpRunning~0Int 0)) (.cse2 (<= 1 ~waterLevel~0Int)) (.cse3 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (= ~waterLevel~0Int 1) .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int|) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse0 .cse3) (and .cse4 (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int| 0)) .cse0 .cse1 .cse2 .cse3))) [2022-01-11 05:54:57,333 INFO L861 garLoopResultBuilder]: At program point L267(lines 248 270) the Hoare annotation is: true [2022-01-11 05:54:57,333 INFO L854 garLoopResultBuilder]: At program point L529(lines 482 530) the Hoare annotation is: false [2022-01-11 05:54:57,333 INFO L858 garLoopResultBuilder]: For program point L484(lines 483 528) no Hoare annotation was computed. [2022-01-11 05:54:57,333 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-11 05:54:57,333 INFO L858 garLoopResultBuilder]: For program point L283-3(lines 283 289) no Hoare annotation was computed. [2022-01-11 05:54:57,333 INFO L858 garLoopResultBuilder]: For program point L485(lines 485 489) no Hoare annotation was computed. [2022-01-11 05:54:57,333 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-11 05:54:57,333 INFO L858 garLoopResultBuilder]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2022-01-11 05:54:57,333 INFO L858 garLoopResultBuilder]: For program point L283-5(lines 282 301) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L493(lines 493 499) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L854 garLoopResultBuilder]: At program point L73-5(lines 69 80) the Hoare annotation is: false [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L341-2(lines 341 358) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L290-3(lines 290 296) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 89) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L493-2(lines 493 499) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L854 garLoopResultBuilder]: At program point L165-1(lines 160 168) the Hoare annotation is: false [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L315-6(lines 315 332) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L854 garLoopResultBuilder]: At program point L142-1(lines 137 145) the Hoare annotation is: false [2022-01-11 05:54:57,334 INFO L854 garLoopResultBuilder]: At program point L85-2(lines 81 92) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0Int)) (.cse1 (<= 1 ~systemActive~0Int)) (.cse2 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and .cse0 .cse1 (= ~pumpRunning~0Int 0) .cse2) (and .cse0 (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int| 0)) .cse1 (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0))) .cse2))) [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L503(lines 503 509) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L462-3(lines 462 466) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L150-3(lines 150 156) no Hoare annotation was computed. [2022-01-11 05:54:57,334 INFO L854 garLoopResultBuilder]: At program point L307-7(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,334 INFO L858 garLoopResultBuilder]: For program point L581-2(lines 581 594) no Hoare annotation was computed. [2022-01-11 05:54:57,335 INFO L858 garLoopResultBuilder]: For program point L97(lines 97 101) no Hoare annotation was computed. [2022-01-11 05:54:57,335 INFO L858 garLoopResultBuilder]: For program point L503-2(lines 503 509) no Hoare annotation was computed. [2022-01-11 05:54:57,335 INFO L858 garLoopResultBuilder]: For program point L462-5(lines 462 466) no Hoare annotation was computed. [2022-01-11 05:54:57,335 INFO L854 garLoopResultBuilder]: At program point L155-3(lines 146 159) the Hoare annotation is: false [2022-01-11 05:54:57,335 INFO L854 garLoopResultBuilder]: At program point L315-7(lines 311 335) the Hoare annotation is: false [2022-01-11 05:54:57,335 INFO L854 garLoopResultBuilder]: At program point L394-1(lines 389 397) the Hoare annotation is: false [2022-01-11 05:54:57,335 INFO L854 garLoopResultBuilder]: At program point L581-3(lines 573 597) the Hoare annotation is: false [2022-01-11 05:54:57,335 INFO L854 garLoopResultBuilder]: At program point L97-2(lines 93 104) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0Int)) (.cse1 (<= 1 ~systemActive~0Int)) (.cse2 (= ~pumpRunning~0Int 0)) (.cse3 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int| 0)) .cse1 (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0))) .cse3) (and (= ~waterLevel~0Int 1) .cse1 .cse2 .cse3))) [2022-01-11 05:54:57,335 INFO L858 garLoopResultBuilder]: For program point L513(lines 513 524) no Hoare annotation was computed. [2022-01-11 05:54:57,335 INFO L854 garLoopResultBuilder]: At program point L468-1(lines 453 471) the Hoare annotation is: false [2022-01-11 05:54:57,335 INFO L858 garLoopResultBuilder]: For program point L443-9(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,335 INFO L854 garLoopResultBuilder]: At program point L341-3(lines 337 361) the Hoare annotation is: false [2022-01-11 05:54:57,335 INFO L858 garLoopResultBuilder]: For program point L585-3(lines 585 591) no Hoare annotation was computed. [2022-01-11 05:54:57,335 INFO L854 garLoopResultBuilder]: At program point L300-1(lines 279 302) the Hoare annotation is: false [2022-01-11 05:54:57,335 INFO L858 garLoopResultBuilder]: For program point L519-2(lines 513 524) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L519(lines 519 523) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L345-3(lines 345 353) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L443-11(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L854 garLoopResultBuilder]: At program point L182-2(lines 182 196) the Hoare annotation is: false [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 289) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L854 garLoopResultBuilder]: At program point L375-1(lines 370 377) the Hoare annotation is: false [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L315-4(lines 315 332) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L854 garLoopResultBuilder]: At program point L449-3(lines 434 452) the Hoare annotation is: false [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L854 garLoopResultBuilder]: At program point L55-1(lines 50 57) the Hoare annotation is: false [2022-01-11 05:54:57,336 INFO L861 garLoopResultBuilder]: At program point L197(lines 172 201) the Hoare annotation is: true [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L183(line 183) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L73(lines 73 77) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L283-2(lines 282 301) no Hoare annotation was computed. [2022-01-11 05:54:57,336 INFO L858 garLoopResultBuilder]: For program point L150-2(lines 150 156) no Hoare annotation was computed. [2022-01-11 05:54:57,337 INFO L854 garLoopResultBuilder]: At program point L307-5(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,337 INFO L858 garLoopResultBuilder]: For program point L319-9(lines 319 327) no Hoare annotation was computed. [2022-01-11 05:54:57,337 INFO L861 garLoopResultBuilder]: At program point L534(lines 473 536) the Hoare annotation is: true [2022-01-11 05:54:57,337 INFO L858 garLoopResultBuilder]: For program point L186(lines 186 190) no Hoare annotation was computed. [2022-01-11 05:54:57,337 INFO L854 garLoopResultBuilder]: At program point L73-2(lines 69 80) the Hoare annotation is: (and (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int| 0)) (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0))) (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0)) [2022-01-11 05:54:57,337 INFO L858 garLoopResultBuilder]: For program point L341(lines 341 358) no Hoare annotation was computed. [2022-01-11 05:54:57,337 INFO L858 garLoopResultBuilder]: For program point L290-1(lines 290 296) no Hoare annotation was computed. [2022-01-11 05:54:57,337 INFO L854 garLoopResultBuilder]: At program point L155-2(lines 146 159) the Hoare annotation is: false [2022-01-11 05:54:57,337 INFO L854 garLoopResultBuilder]: At program point L315-5(lines 311 335) the Hoare annotation is: false [2022-01-11 05:54:57,337 INFO L854 garLoopResultBuilder]: At program point L367-3(lines 362 369) the Hoare annotation is: false [2022-01-11 05:54:57,337 INFO L854 garLoopResultBuilder]: At program point L307-6(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,337 INFO L861 garLoopResultBuilder]: At program point L242(lines 235 244) the Hoare annotation is: true [2022-01-11 05:54:57,337 INFO L858 garLoopResultBuilder]: For program point L186-1(lines 186 190) no Hoare annotation was computed. [2022-01-11 05:54:57,337 INFO L854 garLoopResultBuilder]: At program point L165(lines 160 168) the Hoare annotation is: (and (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int| 0)) (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0))) (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterSensorDry_#res#1Int| 0) (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0)) [2022-01-11 05:54:57,337 INFO L858 garLoopResultBuilder]: For program point L315-2(lines 315 332) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L854 garLoopResultBuilder]: At program point L142(lines 137 145) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (= 2 ~waterLevel~0Int) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse0 .cse1) (and (= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 1) (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1))) [2022-01-11 05:54:57,338 INFO L858 garLoopResultBuilder]: For program point L443-6(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L858 garLoopResultBuilder]: For program point L283-6(lines 283 289) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L858 garLoopResultBuilder]: For program point L150-1(lines 150 156) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L854 garLoopResultBuilder]: At program point L307-3(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,338 INFO L858 garLoopResultBuilder]: For program point L581(lines 581 594) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L858 garLoopResultBuilder]: For program point L443-8(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L858 garLoopResultBuilder]: For program point L73-6(lines 73 77) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L858 garLoopResultBuilder]: For program point L283-8(lines 282 301) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L858 garLoopResultBuilder]: For program point L462-2(lines 462 466) no Hoare annotation was computed. [2022-01-11 05:54:57,338 INFO L854 garLoopResultBuilder]: At program point L155-1(lines 146 159) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= ~pumpRunning~0Int 0)) (.cse2 (<= 1 ~waterLevel~0Int)) (.cse3 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterSensorDry_#res#1Int|) (= ~waterLevel~0Int 1) .cse0 .cse1 .cse2 .cse3) (and (= 2 ~waterLevel~0Int) .cse0 .cse1 .cse2 .cse3))) [2022-01-11 05:54:57,338 INFO L854 garLoopResultBuilder]: At program point L315-3(lines 311 335) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (= 2 ~waterLevel~0Int) .cse0 .cse1) (and (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1#1Int| 1)) (= ~waterLevel~0Int 1) (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1#1Int| 0) .cse0 (= ~pumpRunning~0Int 0) .cse1))) [2022-01-11 05:54:57,338 INFO L854 garLoopResultBuilder]: At program point L394(lines 389 397) the Hoare annotation is: false [2022-01-11 05:54:57,339 INFO L854 garLoopResultBuilder]: At program point L581-1(lines 573 597) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (= 2 ~waterLevel~0Int) (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int|) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse0 .cse1) (and (= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 1) (= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int| 1) (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1))) [2022-01-11 05:54:57,339 INFO L854 garLoopResultBuilder]: At program point L449-2(lines 434 452) the Hoare annotation is: false [2022-01-11 05:54:57,339 INFO L854 garLoopResultBuilder]: At program point L73-8(lines 69 80) the Hoare annotation is: false [2022-01-11 05:54:57,339 INFO L858 garLoopResultBuilder]: For program point L341-4(lines 341 358) no Hoare annotation was computed. [2022-01-11 05:54:57,339 INFO L858 garLoopResultBuilder]: For program point L290-5(lines 290 296) no Hoare annotation was computed. [2022-01-11 05:54:57,339 INFO L854 garLoopResultBuilder]: At program point L468(lines 453 471) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_#res#1Int|) (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int| 0)) (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (<= 1 |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp___0~1#1Int|) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~4#1Int| 1)) (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0))) (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterSensorDry_#res#1Int| 0) (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~4#1Int| 0)) [2022-01-11 05:54:57,339 INFO L858 garLoopResultBuilder]: For program point L443-3(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,339 INFO L854 garLoopResultBuilder]: At program point L341-1(lines 337 361) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (= 2 ~waterLevel~0Int) .cse0 .cse1) (and (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1))) [2022-01-11 05:54:57,339 INFO L858 garLoopResultBuilder]: For program point L585(lines 585 591) no Hoare annotation was computed. [2022-01-11 05:54:57,339 INFO L854 garLoopResultBuilder]: At program point L300(lines 279 302) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (= 2 ~waterLevel~0Int) (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int|) (<= 1 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|) .cse0 .cse1) (and (= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 1) (= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int| 1) (= ~waterLevel~0Int 1) .cse0 (= ~pumpRunning~0Int 0) .cse1))) [2022-01-11 05:54:57,339 INFO L858 garLoopResultBuilder]: For program point L319-6(lines 319 327) no Hoare annotation was computed. [2022-01-11 05:54:57,339 INFO L854 garLoopResultBuilder]: At program point L165-2(lines 160 168) the Hoare annotation is: false [2022-01-11 05:54:57,339 INFO L858 garLoopResultBuilder]: For program point L315-10(lines 315 332) no Hoare annotation was computed. [2022-01-11 05:54:57,339 INFO L854 garLoopResultBuilder]: At program point L142-2(lines 137 145) the Hoare annotation is: false [2022-01-11 05:54:57,339 INFO L858 garLoopResultBuilder]: For program point L345(lines 345 353) no Hoare annotation was computed. [2022-01-11 05:54:57,340 INFO L858 garLoopResultBuilder]: For program point L443-5(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,340 INFO L858 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2022-01-11 05:54:57,340 INFO L854 garLoopResultBuilder]: At program point L367-2(lines 362 369) the Hoare annotation is: false [2022-01-11 05:54:57,340 INFO L854 garLoopResultBuilder]: At program point L307-4(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,340 INFO L858 garLoopResultBuilder]: For program point L462-6(lines 462 466) no Hoare annotation was computed. [2022-01-11 05:54:57,340 INFO L858 garLoopResultBuilder]: For program point L150-5(lines 150 156) no Hoare annotation was computed. [2022-01-11 05:54:57,340 INFO L854 garLoopResultBuilder]: At program point L307-11(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,340 INFO L858 garLoopResultBuilder]: For program point L581-4(lines 581 594) no Hoare annotation was computed. [2022-01-11 05:54:57,340 INFO L854 garLoopResultBuilder]: At program point L375(lines 370 377) the Hoare annotation is: (and (not (<= |ULTIMATE.start_ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~6#1Int| 0)) (= ~waterLevel~0Int 1) (<= 1 ~systemActive~0Int) (= ~pumpRunning~0Int 0) (<= 1 |ULTIMATE.start_ULTIMATE.start_processEnvironment_~tmp~2#1Int|) (< 0 (+ |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~4#1Int| 1)) (or (not (<= 0 |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int|)) (not (<= |ULTIMATE.start_ULTIMATE.start_getWaterLevel_#res#1Int| 0))) (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterSensorDry_#res#1Int| 0) (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_isLowWaterLevel_~tmp~4#1Int| 0)) [2022-01-11 05:54:57,340 INFO L858 garLoopResultBuilder]: For program point L315(lines 315 332) no Hoare annotation was computed. [2022-01-11 05:54:57,340 INFO L854 garLoopResultBuilder]: At program point L449-1(lines 434 452) the Hoare annotation is: (let ((.cse0 (<= 1 ~systemActive~0Int)) (.cse1 (= ~pumpRunning~0Int 0)) (.cse2 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_#res#1Int| 0) (= ~waterLevel~0Int 1) .cse0 .cse1 (<= 1 |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp~3#1Int|) .cse2 (<= |ULTIMATE.start_ULTIMATE.start_isHighWaterLevel_~tmp___0~0#1Int| 0)) (and (= 2 ~waterLevel~0Int) .cse0 .cse1 .cse2))) [2022-01-11 05:54:57,340 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2022-01-11 05:54:57,340 INFO L854 garLoopResultBuilder]: At program point L55(lines 50 57) the Hoare annotation is: false [2022-01-11 05:54:57,340 INFO L858 garLoopResultBuilder]: For program point L462-8(lines 462 466) no Hoare annotation was computed. [2022-01-11 05:54:57,340 INFO L854 garLoopResultBuilder]: At program point L155-5(lines 146 159) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L315-11(lines 311 335) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L394-2(lines 389 397) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L581-5(lines 573 597) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L858 garLoopResultBuilder]: For program point L150(lines 150 156) no Hoare annotation was computed. [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L307-1(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L858 garLoopResultBuilder]: For program point L319-3(lines 319 327) no Hoare annotation was computed. [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L468-2(lines 453 471) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L858 garLoopResultBuilder]: For program point L443-15(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L341-5(lines 337 361) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L858 garLoopResultBuilder]: For program point L585-6(lines 585 591) no Hoare annotation was computed. [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L300-2(lines 279 302) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L155(lines 146 159) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L315-1(lines 311 335) the Hoare annotation is: false [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L367-1(lines 362 369) the Hoare annotation is: (and (= 2 ~waterLevel~0Int) (<= 1 ~systemActive~0Int) (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0)) [2022-01-11 05:54:57,341 INFO L854 garLoopResultBuilder]: At program point L307-2(lines 303 309) the Hoare annotation is: (let ((.cse0 (< 0 (+ |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1#1Int| 1))) (.cse1 (<= |ULTIMATE.start_ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1#1Int| 0)) (.cse2 (<= 1 ~systemActive~0Int)) (.cse3 (= ~pumpRunning~0Int 0)) (.cse4 (<= 1 ~waterLevel~0Int)) (.cse5 (= |ULTIMATE.start_ULTIMATE.start_test_~splverifierCounter~0#1Int| 0))) (or (and (= 2 ~waterLevel~0Int) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (= ~waterLevel~0Int 1) .cse1 .cse2 .cse3 .cse4 .cse5))) [2022-01-11 05:54:57,341 INFO L858 garLoopResultBuilder]: For program point L345-6(lines 345 353) no Hoare annotation was computed. [2022-01-11 05:54:57,341 INFO L858 garLoopResultBuilder]: For program point L443-17(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,342 INFO L858 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2022-01-11 05:54:57,342 INFO L858 garLoopResultBuilder]: For program point L443(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,342 INFO L854 garLoopResultBuilder]: At program point L375-2(lines 370 377) the Hoare annotation is: false [2022-01-11 05:54:57,342 INFO L858 garLoopResultBuilder]: For program point L315-8(lines 315 332) no Hoare annotation was computed. [2022-01-11 05:54:57,342 INFO L854 garLoopResultBuilder]: At program point L449-5(lines 434 452) the Hoare annotation is: false [2022-01-11 05:54:57,342 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2022-01-11 05:54:57,342 INFO L854 garLoopResultBuilder]: At program point L55-2(lines 50 57) the Hoare annotation is: false [2022-01-11 05:54:57,342 INFO L858 garLoopResultBuilder]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,342 INFO L858 garLoopResultBuilder]: For program point L150-4(lines 150 156) no Hoare annotation was computed. [2022-01-11 05:54:57,342 INFO L854 garLoopResultBuilder]: At program point L307-9(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,342 INFO L858 garLoopResultBuilder]: For program point L319-15(lines 319 327) no Hoare annotation was computed. [2022-01-11 05:54:57,342 INFO L854 garLoopResultBuilder]: At program point L449(lines 434 452) the Hoare annotation is: false [2022-01-11 05:54:57,342 INFO L854 garLoopResultBuilder]: At program point L155-4(lines 146 159) the Hoare annotation is: false [2022-01-11 05:54:57,342 INFO L854 garLoopResultBuilder]: At program point L315-9(lines 311 335) the Hoare annotation is: false [2022-01-11 05:54:57,342 INFO L854 garLoopResultBuilder]: At program point L367-5(lines 362 369) the Hoare annotation is: false [2022-01-11 05:54:57,342 INFO L854 garLoopResultBuilder]: At program point L307-10(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,342 INFO L858 garLoopResultBuilder]: For program point L319(lines 319 327) no Hoare annotation was computed. [2022-01-11 05:54:57,342 INFO L858 garLoopResultBuilder]: For program point L443-12(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,343 INFO L854 garLoopResultBuilder]: At program point L367(lines 362 369) the Hoare annotation is: false [2022-01-11 05:54:57,343 INFO L854 garLoopResultBuilder]: At program point L307(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,343 INFO L858 garLoopResultBuilder]: For program point L443-14(lines 443 447) no Hoare annotation was computed. [2022-01-11 05:54:57,343 INFO L854 garLoopResultBuilder]: At program point L449-4(lines 434 452) the Hoare annotation is: false [2022-01-11 05:54:57,343 INFO L858 garLoopResultBuilder]: For program point L319-12(lines 319 327) no Hoare annotation was computed. [2022-01-11 05:54:57,343 INFO L854 garLoopResultBuilder]: At program point L367-4(lines 362 369) the Hoare annotation is: false [2022-01-11 05:54:57,343 INFO L854 garLoopResultBuilder]: At program point L307-8(lines 303 309) the Hoare annotation is: false [2022-01-11 05:54:57,345 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-11 05:54:57,346 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-11 05:54:57,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.01 05:54:57 BasicIcfg [2022-01-11 05:54:57,427 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-11 05:54:57,428 INFO L158 Benchmark]: Toolchain (without parser) took 9344.87ms. Allocated memory was 197.1MB in the beginning and 699.4MB in the end (delta: 502.3MB). Free memory was 145.8MB in the beginning and 575.8MB in the end (delta: -430.0MB). Peak memory consumption was 401.4MB. Max. memory is 8.0GB. [2022-01-11 05:54:57,428 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 197.1MB. Free memory is still 163.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-11 05:54:57,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.21ms. Allocated memory is still 197.1MB. Free memory was 145.6MB in the beginning and 159.1MB in the end (delta: -13.4MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. [2022-01-11 05:54:57,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.84ms. Allocated memory is still 197.1MB. Free memory was 158.6MB in the beginning and 155.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-11 05:54:57,428 INFO L158 Benchmark]: Boogie Preprocessor took 49.74ms. Allocated memory is still 197.1MB. Free memory was 155.4MB in the beginning and 152.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-11 05:54:57,429 INFO L158 Benchmark]: RCFGBuilder took 472.66ms. Allocated memory is still 197.1MB. Free memory was 152.8MB in the beginning and 129.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-01-11 05:54:57,429 INFO L158 Benchmark]: IcfgTransformer took 122.58ms. Allocated memory is still 197.1MB. Free memory was 129.7MB in the beginning and 120.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-01-11 05:54:57,429 INFO L158 Benchmark]: TraceAbstraction took 8288.93ms. Allocated memory was 197.1MB in the beginning and 699.4MB in the end (delta: 502.3MB). Free memory was 120.3MB in the beginning and 575.8MB in the end (delta: -455.5MB). Peak memory consumption was 374.5MB. Max. memory is 8.0GB. [2022-01-11 05:54:57,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 197.1MB. Free memory is still 163.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 345.21ms. Allocated memory is still 197.1MB. Free memory was 145.6MB in the beginning and 159.1MB in the end (delta: -13.4MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 59.84ms. Allocated memory is still 197.1MB. Free memory was 158.6MB in the beginning and 155.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.74ms. Allocated memory is still 197.1MB. Free memory was 155.4MB in the beginning and 152.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 472.66ms. Allocated memory is still 197.1MB. Free memory was 152.8MB in the beginning and 129.7MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * IcfgTransformer took 122.58ms. Allocated memory is still 197.1MB. Free memory was 129.7MB in the beginning and 120.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 8288.93ms. Allocated memory was 197.1MB in the beginning and 699.4MB in the end (delta: 502.3MB). Free memory was 120.3MB in the beginning and 575.8MB in the end (delta: -455.5MB). Peak memory consumption was 374.5MB. 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: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: 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, 165 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 8.2s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3864 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3864 mSDsluCounter, 7470 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4896 mSDsCounter, 169 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 687 IncrementalHoareTripleChecker+Invalid, 856 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 169 mSolverCounterUnsat, 2574 mSDtfsCounter, 687 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 201 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=432occurred in iteration=8, InterpolantAutomatonStates: 65, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 2199 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 79 LocationsWithAnnotation, 79 PreInvPairs, 210 NumberOfFragments, 661 HoareAnnotationTreeSize, 79 FomulaSimplifications, 524 FormulaSimplificationTreeSizeReduction, 2.8s HoareSimplificationTime, 79 FomulaSimplificationsInter, 272497 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 487 NumberOfCodeBlocks, 487 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 539 ConstructedInterpolants, 0 QuantifiedInterpolants, 2002 SizeOfPredicates, 3 NumberOfNonLiveVariables, 564 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 38/64 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: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: (((waterLevel == 2bv32 && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) || ((((waterLevel == 2bv32 && (!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32))) && ~bvule32(1bv32, systemActive)) && !~bvule32(tmp, 0bv32)) && splverifierCounter == 0bv32) - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: (((((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) || ((((((waterLevel == 2bv32 && ~bvule32(1bv32, waterLevel)) && !~bvule32(0bv32, \result)) && ~bvule32(1bv32, systemActive)) && !~bvule32(tmp, 0bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == 2bv32 && ~bvule32(1bv32, tmp)) && ~bvule32(1bv32, systemActive)) && ~bvule32(1bv32, \result)) && splverifierCounter == 0bv32) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: (~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (((((!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && !~bvule32(tmp, 0bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: (~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (((((((((!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32)) && ~bvule32(1bv32, tmp)) && ~bvule32(\result, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvule32(tmp, 0bv32)) && !~bvule32(tmp, 0bv32)) && splverifierCounter == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && 0bv32 == pumpRunning - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: ((((((~bvule32(1bv32, waterLevel) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) || ((((((waterLevel == 2bv32 && ~bvule32(1bv32, waterLevel)) && ~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, systemActive)) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: (~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 482]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: ((((((~bvule32(tmp___0, 0bv32) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvule32(1bv32, tmp)) && ~bvule32(\result, 0bv32)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) || (((waterLevel == 2bv32 && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ((((!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && !~bvule32(tmp, 0bv32)) && splverifierCounter == 0bv32 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((waterLevel == 2bv32 && ~bvule32(1bv32, systemActive)) && ~bvule32(1bv32, \result)) && splverifierCounter == 0bv32) || ((((~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && \result == 1bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: (waterLevel == 2bv32 && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: (((((~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && \result == 1bv32) && splverifierCounter == 0bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) || ((((waterLevel == 2bv32 && ~bvule32(1bv32, tmp)) && ~bvule32(1bv32, systemActive)) && ~bvule32(1bv32, \result)) && splverifierCounter == 0bv32) - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: ((waterLevel == 2bv32 && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) || (((((~bvule32(tmp, 0bv32) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33))) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: (((((((((!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32)) && ~bvule32(\result, 0bv32)) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvule32(1bv32, tmp___0)) && ~bvule32(tmp, 0bv32)) && !~bvule32(tmp, 0bv32)) && ~bvule32(1bv32, \result)) && splverifierCounter == 0bv32) && ~bvult64(0bv33, ~bvadd16(~zero_extendFrom32To33(tmp), 1bv33)) - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: ((((waterLevel == 2bv32 && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) || ((((waterLevel == 2bv32 && (!~bvule32(0bv32, \result) || !~bvule32(\result, 0bv32))) && ~bvule32(1bv32, systemActive)) && !~bvule32(tmp, 0bv32)) && splverifierCounter == 0bv32)) || (((~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (((((~bvule32(1bv32, waterLevel) && ~bvule32(1bv32, systemActive)) && waterLevel == 1bv32) && ~bvule32(1bv32, \result)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) || ((((waterLevel == 2bv32 && ~bvule32(1bv32, waterLevel)) && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((waterLevel == 2bv32 && ~bvule32(1bv32, systemActive)) && splverifierCounter == 0bv32) || (((~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: (~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: (((((~bvule32(1bv32, systemActive) && waterLevel == 1bv32) && \result == 1bv32) && splverifierCounter == 0bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) || ((((waterLevel == 2bv32 && ~bvule32(1bv32, tmp)) && ~bvule32(1bv32, systemActive)) && ~bvule32(1bv32, \result)) && splverifierCounter == 0bv32) - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-01-11 05:54:57,474 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...