/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_NONE.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 20:19:40,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 20:19:40,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 20:19:40,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 20:19:40,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 20:19:40,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 20:19:40,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 20:19:40,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 20:19:40,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 20:19:40,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 20:19:40,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 20:19:40,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 20:19:40,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 20:19:40,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 20:19:40,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 20:19:40,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 20:19:40,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 20:19:40,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 20:19:40,600 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 20:19:40,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 20:19:40,605 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 20:19:40,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 20:19:40,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 20:19:40,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 20:19:40,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 20:19:40,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 20:19:40,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 20:19:40,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 20:19:40,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 20:19:40,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-10 20:19:40,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 20:19:40,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 20:19:40,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 20:19:40,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 20:19:40,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 20:19:40,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 20:19:40,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 20:19:40,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 20:19:40,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 20:19:40,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 20:19:40,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 20:19:40,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_NONE.epf [2022-01-10 20:19:40,643 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 20:19:40,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 20:19:40,643 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 20:19:40,643 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 20:19:40,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 20:19:40,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 20:19:40,645 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 20:19:40,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 20:19:40,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 20:19:40,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 20:19:40,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 20:19:40,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 20:19:40,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 20:19:40,646 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 20:19:40,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 20:19:40,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 20:19:40,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 20:19:40,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 20:19:40,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 20:19:40,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 20:19:40,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 20:19:40,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 20:19:40,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 20:19:40,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 20:19:40,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 20:19:40,648 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 20:19:40,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 20:19:40,648 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 20:19:40,648 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 20:19:40,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 20:19:40,648 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 20:19:40,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 20:19:40,649 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 20:19:40,649 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_NONE WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 20:19:40,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 20:19:40,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 20:19:40,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 20:19:40,879 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 20:19:40,880 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 20:19:40,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2022-01-10 20:19:40,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ea6abdde/cdf1d842c5594026b1868df44870da99/FLAGbdb4524d6 [2022-01-10 20:19:41,350 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 20:19:41,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2022-01-10 20:19:41,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ea6abdde/cdf1d842c5594026b1868df44870da99/FLAGbdb4524d6 [2022-01-10 20:19:41,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ea6abdde/cdf1d842c5594026b1868df44870da99 [2022-01-10 20:19:41,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 20:19:41,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 20:19:41,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 20:19:41,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 20:19:41,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 20:19:41,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d4f64d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41, skipping insertion in model container [2022-01-10 20:19:41,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 20:19:41,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 20:19:41,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c[11358,11371] [2022-01-10 20:19:41,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 20:19:41,595 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-10 20:19:41,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 20:19:41,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c[11358,11371] [2022-01-10 20:19:41,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 20:19:41,647 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 20:19:41,685 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c[11358,11371] [2022-01-10 20:19:41,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 20:19:41,698 INFO L208 MainTranslator]: Completed translation [2022-01-10 20:19:41,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41 WrapperNode [2022-01-10 20:19:41,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 20:19:41,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 20:19:41,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 20:19:41,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 20:19:41,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,748 INFO L137 Inliner]: procedures = 36, calls = 158, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 874 [2022-01-10 20:19:41,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 20:19:41,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 20:19:41,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 20:19:41,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 20:19:41,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 20:19:41,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 20:19:41,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 20:19:41,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 20:19:41,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (1/1) ... [2022-01-10 20:19:41,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 20:19:41,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 20:19:41,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-10 20:19:41,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-10 20:19:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-01-10 20:19:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 20:19:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-01-10 20:19:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-01-10 20:19:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 20:19:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-01-10 20:19:41,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-01-10 20:19:41,884 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 20:19:41,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-10 20:19:41,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-01-10 20:19:42,046 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 20:19:42,048 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 20:19:42,889 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 20:19:42,895 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 20:19:42,895 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2022-01-10 20:19:42,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 08:19:42 BoogieIcfgContainer [2022-01-10 20:19:42,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 20:19:42,898 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 20:19:42,898 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 20:19:42,899 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 20:19:42,901 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 08:19:42" (1/1) ... [2022-01-10 20:19:43,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 08:19:43 BasicIcfg [2022-01-10 20:19:43,114 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 20:19:43,115 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 20:19:43,115 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 20:19:43,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 20:19:43,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 08:19:41" (1/4) ... [2022-01-10 20:19:43,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30a77566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 08:19:43, skipping insertion in model container [2022-01-10 20:19:43,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:19:41" (2/4) ... [2022-01-10 20:19:43,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30a77566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 08:19:43, skipping insertion in model container [2022-01-10 20:19:43,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 08:19:42" (3/4) ... [2022-01-10 20:19:43,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30a77566 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 08:19:43, skipping insertion in model container [2022-01-10 20:19:43,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 08:19:43" (4/4) ... [2022-01-10 20:19:43,123 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_4.cTransformedIcfg [2022-01-10 20:19:43,127 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 20:19:43,128 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 20:19:43,169 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 20:19:43,174 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 20:19:43,174 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 20:19:43,190 INFO L276 IsEmpty]: Start isEmpty. Operand has 180 states, 175 states have (on average 1.64) internal successors, (287), 176 states have internal predecessors, (287), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-01-10 20:19:43,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-01-10 20:19:43,197 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:43,198 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] [2022-01-10 20:19:43,198 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:43,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:43,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1111533936, now seen corresponding path program 1 times [2022-01-10 20:19:43,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:43,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986310106] [2022-01-10 20:19:43,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:43,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 20:19:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 20:19:43,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:43,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986310106] [2022-01-10 20:19:43,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986310106] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 20:19:43,482 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 20:19:43,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 20:19:43,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419973705] [2022-01-10 20:19:43,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 20:19:43,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 20:19:43,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:43,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 20:19:43,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 20:19:43,514 INFO L87 Difference]: Start difference. First operand has 180 states, 175 states have (on average 1.64) internal successors, (287), 176 states have internal predecessors, (287), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:43,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:19:43,559 INFO L93 Difference]: Finished difference Result 355 states and 576 transitions. [2022-01-10 20:19:43,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 20:19:43,561 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-01-10 20:19:43,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:19:43,569 INFO L225 Difference]: With dead ends: 355 [2022-01-10 20:19:43,570 INFO L226 Difference]: Without dead ends: 174 [2022-01-10 20:19:43,575 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 20:19:43,578 INFO L933 BasicCegarLoop]: 278 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, 278 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 20:19:43,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 278 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 20:19:43,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2022-01-10 20:19:43,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 174. [2022-01-10 20:19:43,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 170 states have (on average 1.576470588235294) internal successors, (268), 171 states have internal predecessors, (268), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 20:19:43,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 271 transitions. [2022-01-10 20:19:43,624 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 271 transitions. Word has length 22 [2022-01-10 20:19:43,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:19:43,625 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 271 transitions. [2022-01-10 20:19:43,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:43,626 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 271 transitions. [2022-01-10 20:19:43,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-01-10 20:19:43,631 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:43,631 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] [2022-01-10 20:19:43,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 20:19:43,632 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:43,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:43,633 INFO L85 PathProgramCache]: Analyzing trace with hash 1803243025, now seen corresponding path program 1 times [2022-01-10 20:19:43,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:43,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913813744] [2022-01-10 20:19:43,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:43,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 20:19:43,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 20:19:43,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:43,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913813744] [2022-01-10 20:19:43,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913813744] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 20:19:43,746 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 20:19:43,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 20:19:43,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075009942] [2022-01-10 20:19:43,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 20:19:43,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 20:19:43,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:43,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 20:19:43,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 20:19:43,748 INFO L87 Difference]: Start difference. First operand 174 states and 271 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:43,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:19:43,818 INFO L93 Difference]: Finished difference Result 272 states and 420 transitions. [2022-01-10 20:19:43,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 20:19:43,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-01-10 20:19:43,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:19:43,820 INFO L225 Difference]: With dead ends: 272 [2022-01-10 20:19:43,820 INFO L226 Difference]: Without dead ends: 242 [2022-01-10 20:19:43,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 20:19:43,821 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 111 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 20:19:43,822 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 527 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 20:19:43,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-01-10 20:19:43,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 174. [2022-01-10 20:19:43,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 170 states have (on average 1.5705882352941176) internal successors, (267), 171 states have internal predecessors, (267), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 20:19:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 270 transitions. [2022-01-10 20:19:43,828 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 270 transitions. Word has length 22 [2022-01-10 20:19:43,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:19:43,828 INFO L470 AbstractCegarLoop]: Abstraction has 174 states and 270 transitions. [2022-01-10 20:19:43,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 270 transitions. [2022-01-10 20:19:43,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-10 20:19:43,829 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:43,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 20:19:43,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 20:19:43,830 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:43,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:43,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1947556452, now seen corresponding path program 1 times [2022-01-10 20:19:43,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:43,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359425709] [2022-01-10 20:19:43,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:43,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 20:19:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 20:19:43,949 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:43,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359425709] [2022-01-10 20:19:43,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359425709] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 20:19:43,949 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 20:19:43,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 20:19:43,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611688780] [2022-01-10 20:19:43,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 20:19:43,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 20:19:43,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:43,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 20:19:43,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 20:19:43,951 INFO L87 Difference]: Start difference. First operand 174 states and 270 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:43,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:19:43,997 INFO L93 Difference]: Finished difference Result 202 states and 307 transitions. [2022-01-10 20:19:44,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 20:19:44,001 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-01-10 20:19:44,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:19:44,002 INFO L225 Difference]: With dead ends: 202 [2022-01-10 20:19:44,002 INFO L226 Difference]: Without dead ends: 178 [2022-01-10 20:19:44,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 20:19:44,003 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 234 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 298 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 20:19:44,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [234 Valid, 298 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 20:19:44,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2022-01-10 20:19:44,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 175. [2022-01-10 20:19:44,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 171 states have (on average 1.567251461988304) internal successors, (268), 172 states have internal predecessors, (268), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-01-10 20:19:44,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 271 transitions. [2022-01-10 20:19:44,010 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 271 transitions. Word has length 23 [2022-01-10 20:19:44,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:19:44,010 INFO L470 AbstractCegarLoop]: Abstraction has 175 states and 271 transitions. [2022-01-10 20:19:44,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:44,010 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 271 transitions. [2022-01-10 20:19:44,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-01-10 20:19:44,011 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:44,011 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] [2022-01-10 20:19:44,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 20:19:44,011 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:44,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:44,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1783357356, now seen corresponding path program 1 times [2022-01-10 20:19:44,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:44,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639075579] [2022-01-10 20:19:44,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:44,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:44,104 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-10 20:19:44,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [720811674] [2022-01-10 20:19:44,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:44,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:44,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 20:19:44,106 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) [2022-01-10 20:19:44,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-01-10 20:19:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 20:19:44,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 826 conjuncts, 3 conjunts are in the unsatisfiable core [2022-01-10 20:19:44,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 20:19:44,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-10 20:19:44,376 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 20:19:44,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:44,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639075579] [2022-01-10 20:19:44,377 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-10 20:19:44,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720811674] [2022-01-10 20:19:44,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720811674] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 20:19:44,377 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 20:19:44,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 20:19:44,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596292668] [2022-01-10 20:19:44,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 20:19:44,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-10 20:19:44,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:44,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-10 20:19:44,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-10 20:19:44,378 INFO L87 Difference]: Start difference. First operand 175 states and 271 transitions. Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:44,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:19:44,404 INFO L93 Difference]: Finished difference Result 216 states and 321 transitions. [2022-01-10 20:19:44,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-10 20:19:44,404 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2022-01-10 20:19:44,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:19:44,405 INFO L225 Difference]: With dead ends: 216 [2022-01-10 20:19:44,405 INFO L226 Difference]: Without dead ends: 195 [2022-01-10 20:19:44,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-10 20:19:44,406 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 48 mSDsluCounter, 531 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 820 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 20:19:44,407 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 820 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 20:19:44,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2022-01-10 20:19:44,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 193. [2022-01-10 20:19:44,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 188 states have (on average 1.5372340425531914) internal successors, (289), 188 states have internal predecessors, (289), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-01-10 20:19:44,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 294 transitions. [2022-01-10 20:19:44,413 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 294 transitions. Word has length 27 [2022-01-10 20:19:44,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:19:44,413 INFO L470 AbstractCegarLoop]: Abstraction has 193 states and 294 transitions. [2022-01-10 20:19:44,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:44,413 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 294 transitions. [2022-01-10 20:19:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-01-10 20:19:44,414 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:44,414 INFO L514 BasicCegarLoop]: trace histogram [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] [2022-01-10 20:19:44,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-01-10 20:19:44,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:44,627 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:44,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:44,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1946731302, now seen corresponding path program 1 times [2022-01-10 20:19:44,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:44,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844839300] [2022-01-10 20:19:44,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:44,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:44,676 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-10 20:19:44,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [764707377] [2022-01-10 20:19:44,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:44,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:44,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 20:19:44,681 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 20:19:44,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-01-10 20:19:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 20:19:44,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 10 conjunts are in the unsatisfiable core [2022-01-10 20:19:44,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 20:19:44,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-10 20:19:44,993 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-10 20:19:45,103 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-01-10 20:19:45,103 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:45,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844839300] [2022-01-10 20:19:45,103 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-10 20:19:45,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764707377] [2022-01-10 20:19:45,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764707377] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-10 20:19:45,103 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-01-10 20:19:45,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2022-01-10 20:19:45,104 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881495913] [2022-01-10 20:19:45,104 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-01-10 20:19:45,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-01-10 20:19:45,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:45,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-01-10 20:19:45,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-01-10 20:19:45,105 INFO L87 Difference]: Start difference. First operand 193 states and 294 transitions. Second operand has 11 states, 11 states have (on average 3.1818181818181817) internal successors, (35), 7 states have internal predecessors, (35), 3 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:45,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:19:45,325 INFO L93 Difference]: Finished difference Result 337 states and 475 transitions. [2022-01-10 20:19:45,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-01-10 20:19:45,325 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.1818181818181817) internal successors, (35), 7 states have internal predecessors, (35), 3 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-01-10 20:19:45,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:19:45,327 INFO L225 Difference]: With dead ends: 337 [2022-01-10 20:19:45,327 INFO L226 Difference]: Without dead ends: 304 [2022-01-10 20:19:45,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2022-01-10 20:19:45,329 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 289 mSDsluCounter, 2071 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 2400 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 20:19:45,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [292 Valid, 2400 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 20:19:45,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2022-01-10 20:19:45,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 256. [2022-01-10 20:19:45,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 245 states have (on average 1.4857142857142858) internal successors, (364), 245 states have internal predecessors, (364), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-10 20:19:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 375 transitions. [2022-01-10 20:19:45,339 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 375 transitions. Word has length 31 [2022-01-10 20:19:45,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:19:45,339 INFO L470 AbstractCegarLoop]: Abstraction has 256 states and 375 transitions. [2022-01-10 20:19:45,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.1818181818181817) internal successors, (35), 7 states have internal predecessors, (35), 3 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 375 transitions. [2022-01-10 20:19:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-01-10 20:19:45,340 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:45,340 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2022-01-10 20:19:45,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-01-10 20:19:45,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:45,544 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:45,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:45,544 INFO L85 PathProgramCache]: Analyzing trace with hash 20206344, now seen corresponding path program 2 times [2022-01-10 20:19:45,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:45,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895403849] [2022-01-10 20:19:45,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:45,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:45,574 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-10 20:19:45,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [14650766] [2022-01-10 20:19:45,574 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-10 20:19:45,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:45,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 20:19:45,575 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 20:19:45,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-01-10 20:19:45,761 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-10 20:19:45,761 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-10 20:19:45,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 3 conjunts are in the unsatisfiable core [2022-01-10 20:19:45,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 20:19:45,840 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-10 20:19:45,840 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 20:19:45,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:45,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895403849] [2022-01-10 20:19:45,840 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-10 20:19:45,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [14650766] [2022-01-10 20:19:45,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [14650766] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 20:19:45,841 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 20:19:45,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 20:19:45,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858558284] [2022-01-10 20:19:45,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 20:19:45,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 20:19:45,841 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:45,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 20:19:45,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 20:19:45,842 INFO L87 Difference]: Start difference. First operand 256 states and 375 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:48,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-01-10 20:19:48,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:19:48,635 INFO L93 Difference]: Finished difference Result 611 states and 911 transitions. [2022-01-10 20:19:48,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 20:19:48,637 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2022-01-10 20:19:48,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:19:48,639 INFO L225 Difference]: With dead ends: 611 [2022-01-10 20:19:48,639 INFO L226 Difference]: Without dead ends: 360 [2022-01-10 20:19:48,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 20:19:48,640 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 161 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 688 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-01-10 20:19:48,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [161 Valid, 688 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2022-01-10 20:19:48,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2022-01-10 20:19:48,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 257. [2022-01-10 20:19:48,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 246 states have (on average 1.483739837398374) internal successors, (365), 246 states have internal predecessors, (365), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-10 20:19:48,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 376 transitions. [2022-01-10 20:19:48,647 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 376 transitions. Word has length 35 [2022-01-10 20:19:48,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:19:48,647 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 376 transitions. [2022-01-10 20:19:48,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:48,648 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 376 transitions. [2022-01-10 20:19:48,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-10 20:19:48,648 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:48,648 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2022-01-10 20:19:48,667 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-01-10 20:19:48,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:48,857 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:48,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:48,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1502084660, now seen corresponding path program 1 times [2022-01-10 20:19:48,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:48,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458093684] [2022-01-10 20:19:48,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:48,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:48,900 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-10 20:19:48,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1526611943] [2022-01-10 20:19:48,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:48,901 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:48,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 20:19:48,944 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 20:19:48,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-01-10 20:19:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 20:19:49,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 977 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-10 20:19:49,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 20:19:49,311 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-10 20:19:49,312 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-10 20:19:49,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-01-10 20:19:49,396 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:49,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458093684] [2022-01-10 20:19:49,396 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-10 20:19:49,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526611943] [2022-01-10 20:19:49,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1526611943] provided 1 perfect and 1 imperfect interpolant sequences [2022-01-10 20:19:49,396 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-01-10 20:19:49,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-01-10 20:19:49,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198760346] [2022-01-10 20:19:49,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 20:19:49,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 20:19:49,396 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:49,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 20:19:49,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-10 20:19:49,397 INFO L87 Difference]: Start difference. First operand 257 states and 376 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:49,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:19:49,453 INFO L93 Difference]: Finished difference Result 377 states and 532 transitions. [2022-01-10 20:19:49,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 20:19:49,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2022-01-10 20:19:49,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:19:49,455 INFO L225 Difference]: With dead ends: 377 [2022-01-10 20:19:49,455 INFO L226 Difference]: Without dead ends: 265 [2022-01-10 20:19:49,456 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-01-10 20:19:49,457 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 230 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 20:19:49,457 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [230 Valid, 311 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 20:19:49,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2022-01-10 20:19:49,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 258. [2022-01-10 20:19:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 247 states have (on average 1.4817813765182186) internal successors, (366), 247 states have internal predecessors, (366), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-10 20:19:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 377 transitions. [2022-01-10 20:19:49,469 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 377 transitions. Word has length 37 [2022-01-10 20:19:49,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:19:49,470 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 377 transitions. [2022-01-10 20:19:49,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:49,470 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 377 transitions. [2022-01-10 20:19:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-01-10 20:19:49,473 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:49,473 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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] [2022-01-10 20:19:49,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-01-10 20:19:49,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:49,692 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:49,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:49,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1170620146, now seen corresponding path program 1 times [2022-01-10 20:19:49,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:49,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470383115] [2022-01-10 20:19:49,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:49,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:49,730 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-10 20:19:49,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1537028927] [2022-01-10 20:19:49,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:49,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:49,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 20:19:49,731 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 20:19:49,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-01-10 20:19:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 20:19:51,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 1124 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-10 20:19:51,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 20:19:51,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-10 20:19:51,919 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-10 20:19:52,000 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-01-10 20:19:52,001 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:52,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470383115] [2022-01-10 20:19:52,001 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-10 20:19:52,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1537028927] [2022-01-10 20:19:52,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1537028927] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-10 20:19:52,001 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-01-10 20:19:52,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-01-10 20:19:52,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775855024] [2022-01-10 20:19:52,001 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-01-10 20:19:52,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-10 20:19:52,002 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:52,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-10 20:19:52,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-01-10 20:19:52,002 INFO L87 Difference]: Start difference. First operand 258 states and 377 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:52,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:19:52,094 INFO L93 Difference]: Finished difference Result 375 states and 532 transitions. [2022-01-10 20:19:52,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-10 20:19:52,095 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2022-01-10 20:19:52,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:19:52,096 INFO L225 Difference]: With dead ends: 375 [2022-01-10 20:19:52,096 INFO L226 Difference]: Without dead ends: 270 [2022-01-10 20:19:52,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-01-10 20:19:52,097 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 720 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 720 SdHoareTripleChecker+Valid, 562 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 20:19:52,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [720 Valid, 562 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 20:19:52,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2022-01-10 20:19:52,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 270. [2022-01-10 20:19:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 259 states have (on average 1.4826254826254825) internal successors, (384), 259 states have internal predecessors, (384), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-10 20:19:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 395 transitions. [2022-01-10 20:19:52,105 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 395 transitions. Word has length 39 [2022-01-10 20:19:52,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:19:52,105 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 395 transitions. [2022-01-10 20:19:52,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 395 transitions. [2022-01-10 20:19:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-01-10 20:19:52,106 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:52,106 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 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] [2022-01-10 20:19:52,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-01-10 20:19:52,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:52,319 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:52,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:52,320 INFO L85 PathProgramCache]: Analyzing trace with hash 65469986, now seen corresponding path program 2 times [2022-01-10 20:19:52,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:52,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874081319] [2022-01-10 20:19:52,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:52,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:52,369 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-10 20:19:52,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1101506385] [2022-01-10 20:19:52,370 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-10 20:19:52,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:52,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 20:19:52,371 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 20:19:52,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-01-10 20:19:52,885 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-10 20:19:52,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-10 20:19:52,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 8 conjunts are in the unsatisfiable core [2022-01-10 20:19:52,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 20:19:53,166 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-01-10 20:19:53,167 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 20:19:53,167 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:53,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874081319] [2022-01-10 20:19:53,167 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-10 20:19:53,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1101506385] [2022-01-10 20:19:53,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1101506385] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 20:19:53,167 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 20:19:53,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-10 20:19:53,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641382980] [2022-01-10 20:19:53,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 20:19:53,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 20:19:53,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:53,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 20:19:53,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 20:19:53,168 INFO L87 Difference]: Start difference. First operand 270 states and 395 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:53,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:19:53,274 INFO L93 Difference]: Finished difference Result 360 states and 510 transitions. [2022-01-10 20:19:53,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-10 20:19:53,275 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-01-10 20:19:53,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:19:53,276 INFO L225 Difference]: With dead ends: 360 [2022-01-10 20:19:53,276 INFO L226 Difference]: Without dead ends: 276 [2022-01-10 20:19:53,276 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-10 20:19:53,276 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 17 mSDsluCounter, 781 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 1047 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 20:19:53,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 1047 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 20:19:53,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2022-01-10 20:19:53,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 270. [2022-01-10 20:19:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 259 states have (on average 1.4633204633204633) internal successors, (379), 259 states have internal predecessors, (379), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-10 20:19:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 390 transitions. [2022-01-10 20:19:53,286 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 390 transitions. Word has length 51 [2022-01-10 20:19:53,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:19:53,286 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 390 transitions. [2022-01-10 20:19:53,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:19:53,287 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 390 transitions. [2022-01-10 20:19:53,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-01-10 20:19:53,287 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:19:53,287 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 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] [2022-01-10 20:19:53,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-01-10 20:19:53,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:53,503 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:19:53,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:19:53,504 INFO L85 PathProgramCache]: Analyzing trace with hash 65440195, now seen corresponding path program 1 times [2022-01-10 20:19:53,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:19:53,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144906637] [2022-01-10 20:19:53,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:53,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:19:53,565 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-10 20:19:53,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1338397056] [2022-01-10 20:19:53,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:19:53,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:19:53,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 20:19:53,569 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 20:19:53,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-01-10 20:19:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 20:19:58,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 1412 conjuncts, 7 conjunts are in the unsatisfiable core [2022-01-10 20:19:58,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 20:19:58,229 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-01-10 20:19:58,229 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-01-10 20:19:58,331 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-01-10 20:19:58,331 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:19:58,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144906637] [2022-01-10 20:19:58,331 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-10 20:19:58,331 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338397056] [2022-01-10 20:19:58,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338397056] provided 0 perfect and 2 imperfect interpolant sequences [2022-01-10 20:19:58,331 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-01-10 20:19:58,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-01-10 20:19:58,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14773904] [2022-01-10 20:19:58,332 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-01-10 20:19:58,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-10 20:19:58,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:19:58,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-10 20:19:58,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-01-10 20:19:58,332 INFO L87 Difference]: Start difference. First operand 270 states and 390 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:20:00,677 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-10 20:20:02,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-01-10 20:20:06,058 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-01-10 20:20:08,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-01-10 20:20:10,345 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-01-10 20:20:10,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:20:10,353 INFO L93 Difference]: Finished difference Result 1171 states and 1792 transitions. [2022-01-10 20:20:10,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 20:20:10,485 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-01-10 20:20:10,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:20:10,488 INFO L225 Difference]: With dead ends: 1171 [2022-01-10 20:20:10,488 INFO L226 Difference]: Without dead ends: 907 [2022-01-10 20:20:10,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-01-10 20:20:10,489 INFO L933 BasicCegarLoop]: 652 mSDtfsCounter, 1387 mSDsluCounter, 1328 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 9 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 1980 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-01-10 20:20:10,489 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 1980 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 35 Invalid, 5 Unknown, 0 Unchecked, 12.0s Time] [2022-01-10 20:20:10,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2022-01-10 20:20:10,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 274. [2022-01-10 20:20:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 263 states have (on average 1.456273764258555) internal successors, (383), 263 states have internal predecessors, (383), 6 states have call successors, (6), 5 states have call predecessors, (6), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-01-10 20:20:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 394 transitions. [2022-01-10 20:20:10,504 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 394 transitions. Word has length 51 [2022-01-10 20:20:10,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:20:10,505 INFO L470 AbstractCegarLoop]: Abstraction has 274 states and 394 transitions. [2022-01-10 20:20:10,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:20:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 394 transitions. [2022-01-10 20:20:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-01-10 20:20:10,506 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 20:20:10,506 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 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] [2022-01-10 20:20:10,519 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-01-10 20:20:10,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:20:10,718 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 20:20:10,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 20:20:10,718 INFO L85 PathProgramCache]: Analyzing trace with hash 964900427, now seen corresponding path program 2 times [2022-01-10 20:20:10,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 20:20:10,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822190231] [2022-01-10 20:20:10,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 20:20:10,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 20:20:10,786 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-01-10 20:20:10,786 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1709484964] [2022-01-10 20:20:10,786 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-01-10 20:20:10,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-01-10 20:20:10,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 20:20:10,787 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-01-10 20:20:10,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-01-10 20:20:11,464 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-01-10 20:20:11,464 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-01-10 20:20:11,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 10 conjunts are in the unsatisfiable core [2022-01-10 20:20:11,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 20:20:11,701 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-01-10 20:20:11,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 20:20:11,701 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 20:20:11,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822190231] [2022-01-10 20:20:11,702 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-01-10 20:20:11,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709484964] [2022-01-10 20:20:11,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1709484964] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 20:20:11,702 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 20:20:11,702 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-10 20:20:11,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794876359] [2022-01-10 20:20:11,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 20:20:11,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-10 20:20:11,702 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 20:20:11,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-10 20:20:11,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-10 20:20:11,703 INFO L87 Difference]: Start difference. First operand 274 states and 394 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:20:11,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 20:20:11,844 INFO L93 Difference]: Finished difference Result 280 states and 401 transitions. [2022-01-10 20:20:11,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 20:20:11,845 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2022-01-10 20:20:11,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 20:20:11,845 INFO L225 Difference]: With dead ends: 280 [2022-01-10 20:20:11,845 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 20:20:11,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-01-10 20:20:11,846 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 12 mSDsluCounter, 1043 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1306 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 20:20:11,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1306 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 20:20:11,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 20:20:11,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 20:20:11,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:20:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 20:20:11,847 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2022-01-10 20:20:11,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 20:20:11,847 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 20:20:11,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 20:20:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 20:20:11,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 20:20:11,849 INFO L764 garLoopResultBuilder]: Registering result SAFE for location Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 20:20:11,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-01-10 20:20:12,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-01-10 20:20:12,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 20:20:12,854 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 20:20:12,854 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point L452(lines 452 455) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L861 garLoopResultBuilder]: At program point L427(lines 427 458) the Hoare annotation is: true [2022-01-10 20:20:12,855 INFO L854 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (<= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_123~0#1Int| 6144)) [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L854 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point L356(lines 356 397) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point L198(lines 198 201) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L854 garLoopResultBuilder]: At program point L398(lines 331 399) the Hoare annotation is: (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) [2022-01-10 20:20:12,855 INFO L854 garLoopResultBuilder]: At program point L247(lines 193 248) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point L202(lines 202 208) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L861 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point L361(lines 361 364) no Hoare annotation was computed. [2022-01-10 20:20:12,855 INFO L858 garLoopResultBuilder]: For program point L204(lines 204 207) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L861 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L198-1(lines 198 201) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L854 garLoopResultBuilder]: At program point L247-1(lines 193 248) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L202-3(lines 202 208) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L861 garLoopResultBuilder]: At program point L418(lines 400 419) the Hoare annotation is: true [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L365(lines 365 368) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L204-1(lines 204 207) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L202-5(lines 202 208) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L861 garLoopResultBuilder]: At program point L425(lines 420 426) the Hoare annotation is: true [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L198-2(lines 198 201) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L211-3(line 211) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L854 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-01-10 20:20:12,856 INFO L854 garLoopResultBuilder]: At program point L247-2(lines 193 248) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,856 INFO L858 garLoopResultBuilder]: For program point L202-6(lines 202 208) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L211-5(line 211) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L854 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L214-2(line 214) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L371(lines 371 374) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L204-2(lines 204 207) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L202-8(lines 202 208) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L212-2(line 212) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L854 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L854 garLoopResultBuilder]: At program point L209-1(lines 209 225) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L214-3(line 214) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L198-3(lines 198 201) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L854 garLoopResultBuilder]: At program point L226-8(lines 226 233) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L214-5(line 214) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L234-2(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,857 INFO L858 garLoopResultBuilder]: For program point L217-2(line 217) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L854 garLoopResultBuilder]: At program point L247-3(lines 193 248) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L202-9(lines 202 208) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L212-4(line 212) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L226-9(lines 226 233) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L226-6(lines 226 233) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L215-2(line 215) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L234-3(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L218(line 218) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L378(lines 378 381) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L204-3(lines 204 207) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L202-11(lines 202 208) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L854 garLoopResultBuilder]: At program point L209-2(lines 209 225) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L214-6(line 214) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L234-6(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L229-1(lines 229 232) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L217-3(line 217) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L220(line 220) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L304(lines 304 307) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L211-9(line 211) no Hoare annotation was computed. [2022-01-10 20:20:12,858 INFO L854 garLoopResultBuilder]: At program point L226-13(lines 226 233) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,858 INFO L858 garLoopResultBuilder]: For program point L214-8(line 214) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L234-8(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L217-5(line 217) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L236(lines 236 241) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L220-2(line 220) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L854 garLoopResultBuilder]: At program point L329(lines 300 330) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,859 INFO L854 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L211-11(line 211) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L226-14(lines 226 233) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L226-11(lines 226 233) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L215-4(line 215) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L234-9(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L218-2(line 218) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L221(line 221) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L389(lines 389 392) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L212-6(line 212) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L234-12(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L229-2(lines 229 232) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L217-6(line 217) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L234-11(lines 234 246) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L220-3(line 220) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-01-10 20:20:12,859 INFO L858 garLoopResultBuilder]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L311(lines 311 314) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L854 garLoopResultBuilder]: At program point L209-3(lines 209 225) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L214-9(line 214) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L234-14(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L217-8(line 217) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L236-2(lines 236 241) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L220-5(line 220) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L854 garLoopResultBuilder]: At program point L226-18(lines 226 233) the Hoare annotation is: (and (= |ULTIMATE.start_ULTIMATE.start_Id_MCDC_99_~Id_MCDC_140~0#1Int| 0) (< (* (mod |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 2147483648) 2) (+ |ULTIMATE.start_ULTIMATE.start_Id_MCDC_97_~Id_MCDC_138~0#1Int| 4))) [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L214-11(line 214) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L234-15(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L218-4(line 218) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L236-3(lines 234 246) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L221-2(line 221) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L316-3(line 316) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L226-19(lines 226 233) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L226-16(lines 226 233) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L215-6(line 215) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L234-17(lines 234 246) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L220-6(line 220) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L223-2(line 223) no Hoare annotation was computed. [2022-01-10 20:20:12,860 INFO L858 garLoopResultBuilder]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L234-18(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L229-3(lines 229 232) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L217-9(line 217) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L236-4(lines 236 241) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L220-8(line 220) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L318(lines 318 323) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L234-20(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L217-11(line 217) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L236-5(lines 234 246) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L221-4(line 221) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L234-21(line 234) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L218-6(line 218) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L234-23(lines 234 246) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L220-9(line 220) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L236-6(lines 236 241) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L220-11(line 220) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L236-7(lines 234 246) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L221-6(line 221) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L861 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L284(lines 284 287) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 295) no Hoare annotation was computed. [2022-01-10 20:20:12,861 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L854 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: (let ((.cse0 (not (<= |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int| 2)))) (and (or (not (= |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 3)) (= 3 |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int|)) (or .cse0 (and (not (< |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 2)) (<= |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 2))) (or (= |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int| 4) (not (= |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 4))) (or (and (or .cse0 (< |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int| 2)) (let ((.cse1 (mod (+ 4294967295 |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int|) 4294967296))) (or (not (<= .cse1 2)) (< .cse1 2)))) (let ((.cse2 (mod (+ |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 4294967295) 4294967296))) (and (<= .cse2 2) (not (< .cse2 2))))))) [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L290-1(line 290) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L255(lines 255 269) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L261(lines 261 269) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L854 garLoopResultBuilder]: At program point L278(lines 249 279) the Hoare annotation is: (and (or (not (= |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 3)) (= 3 |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int|)) (or (not (<= |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int| 2)) (and (not (< |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 2)) (<= |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 2))) (let ((.cse0 (mod (+ 4294967295 |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int|) 4294967296))) (or (not (<= .cse0 2)) (< .cse0 2) (let ((.cse1 (mod (+ |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 4294967295) 4294967296))) (and (<= .cse1 2) (not (< .cse1 2)))))) (or (= |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int| 4) (not (= |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 4)))) [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L9(lines 9 15) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L11-2(lines 11 14) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L9-1(lines 9 15) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L298(line 298) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L298-2(line 298) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L461(lines 461 464) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point L463(line 463) no Hoare annotation was computed. [2022-01-10 20:20:12,862 INFO L854 garLoopResultBuilder]: At program point L461-2(lines 459 466) the Hoare annotation is: (and (or (not (= |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 3)) (= 3 |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int|)) (< |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_121~0#1Int| 4294967296) (or (not (<= |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int| 2)) (and (not (< |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 2)) (<= |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 2))) (<= |Id_MCDC_95_Id_MCDC_95_avoid_zero_~y#1Int| 1) (<= 1 |Id_MCDC_95_Id_MCDC_95___VERIFIER_assert_~Id_MCDC_103#1Int|) (let ((.cse0 (mod (+ 4294967295 |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_93#1Int|) 4294967296))) (or (not (<= .cse0 2)) (< .cse0 2) (let ((.cse1 (mod (+ |Id_MCDC_95_Id_MCDC_95_#in~Id_MCDC_93#1Int| 4294967295) 4294967296))) (and (<= .cse1 2) (not (< .cse1 2)))))) |Id_MCDC_95_Id_MCDC_95_#t~short24#1Int| (<= 0 |Id_MCDC_95_Id_MCDC_95_avoid_zero_~y#1Int|) (<= 0 |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_121~0#1Int|) (not (= |Id_MCDC_95_Id_MCDC_95_~Id_MCDC_121~0#1Int| 0))) [2022-01-10 20:20:12,862 INFO L858 garLoopResultBuilder]: For program point Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2022-01-10 20:20:12,865 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1] [2022-01-10 20:20:12,866 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 20:20:12,870 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (extract (_ BitVec 16)) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:505) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:255) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.oldAPITerm(SmtUtils.java:2587) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$BitvectorOperation.notSimplified(BitvectorUtils.java:301) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$BitvectorOperation.simplify_NonConstantCase(BitvectorUtils.java:291) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils$BitvectorOperation.simplifiedResult(BitvectorUtils.java:286) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.BitvectorUtils.termWithLocalSimplification(BitvectorUtils.java:161) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.bvinttranslation.IntToBvBackTranslation.convertApplicationTerm(IntToBvBackTranslation.java:662) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:339) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:272) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.lambda$0(IcfgTransformationObserver.java:355) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformationBacktranslator.translateExpression(IcfgTransformationBacktranslator.java:113) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformationBacktranslator.translateExpression(IcfgTransformationBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:453) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-01-10 20:20:12,875 INFO L158 Benchmark]: Toolchain (without parser) took 31504.95ms. Allocated memory was 206.6MB in the beginning and 406.8MB in the end (delta: 200.3MB). Free memory was 151.3MB in the beginning and 212.1MB in the end (delta: -60.8MB). Peak memory consumption was 139.5MB. Max. memory is 8.0GB. [2022-01-10 20:20:12,875 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 206.6MB. Free memory is still 168.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 20:20:12,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.44ms. Allocated memory was 206.6MB in the beginning and 332.4MB in the end (delta: 125.8MB). Free memory was 151.1MB in the beginning and 291.3MB in the end (delta: -140.2MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. [2022-01-10 20:20:12,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.84ms. Allocated memory is still 332.4MB. Free memory was 291.3MB in the beginning and 286.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-01-10 20:20:12,879 INFO L158 Benchmark]: Boogie Preprocessor took 48.34ms. Allocated memory is still 332.4MB. Free memory was 286.6MB in the beginning and 281.9MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-01-10 20:20:12,879 INFO L158 Benchmark]: RCFGBuilder took 1099.45ms. Allocated memory is still 332.4MB. Free memory was 281.9MB in the beginning and 231.0MB in the end (delta: 50.9MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. [2022-01-10 20:20:12,880 INFO L158 Benchmark]: IcfgTransformer took 216.18ms. Allocated memory is still 332.4MB. Free memory was 231.0MB in the beginning and 206.9MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2022-01-10 20:20:12,880 INFO L158 Benchmark]: TraceAbstraction took 29759.56ms. Allocated memory was 332.4MB in the beginning and 406.8MB in the end (delta: 74.4MB). Free memory was 206.4MB in the beginning and 212.1MB in the end (delta: -5.8MB). Peak memory consumption was 68.2MB. Max. memory is 8.0GB. [2022-01-10 20:20:12,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 206.6MB. Free memory is still 168.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 327.44ms. Allocated memory was 206.6MB in the beginning and 332.4MB in the end (delta: 125.8MB). Free memory was 151.1MB in the beginning and 291.3MB in the end (delta: -140.2MB). Peak memory consumption was 7.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 49.84ms. Allocated memory is still 332.4MB. Free memory was 291.3MB in the beginning and 286.6MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.34ms. Allocated memory is still 332.4MB. Free memory was 286.6MB in the beginning and 281.9MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1099.45ms. Allocated memory is still 332.4MB. Free memory was 281.9MB in the beginning and 231.0MB in the end (delta: 50.9MB). Peak memory consumption was 50.3MB. Max. memory is 8.0GB. * IcfgTransformer took 216.18ms. Allocated memory is still 332.4MB. Free memory was 231.0MB in the beginning and 206.9MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * TraceAbstraction took 29759.56ms. Allocated memory was 332.4MB in the beginning and 406.8MB in the end (delta: 74.4MB). Free memory was 206.4MB in the beginning and 212.1MB in the end (delta: -5.8MB). Peak memory consumption was 68.2MB. 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: 463]: 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 2 procedures, 180 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.7s, OverallIterations: 11, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 15.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 6 mSolverCounterUnknown, 3212 SdHoareTripleChecker+Valid, 15.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3209 mSDsluCounter, 10217 SdHoareTripleChecker+Invalid, 14.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6650 mSDsCounter, 66 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 229 IncrementalHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 66 mSolverCounterUnsat, 3567 mSDtfsCounter, 229 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 497 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=274occurred in iteration=10, InterpolantAutomatonStates: 59, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 870 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 27 LocationsWithAnnotation, 167 PreInvPairs, 220 NumberOfFragments, 422 HoareAnnotationTreeSize, 167 FomulaSimplifications, 2294 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 27 FomulaSimplificationsInter, 1954 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 8.0s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 393 NumberOfCodeBlocks, 325 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 536 ConstructedInterpolants, 0 QuantifiedInterpolants, 879 SizeOfPredicates, 20 NumberOfNonLiveVariables, 7731 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 221/232 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 1 specifications checked. All of them hold - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (extract (_ BitVec 16)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Undeclared function symbol (extract (_ BitVec 16)): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:505) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-01-10 20:20:12,909 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...