/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-nondet/nondet-array-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-21b0908 [2022-07-22 12:14:10,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 12:14:10,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 12:14:10,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-07-22 12:14:10,872 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf [2022-07-22 12:14:10,911 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 12:14:10,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 12:14:10,912 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 12:14:10,912 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 12:14:10,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 12:14:10,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 12:14:10,914 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 12:14:10,914 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 12:14:10,914 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 12:14:10,914 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 12:14:10,915 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 12:14:10,915 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 12:14:10,915 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 12:14:10,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 12:14:10,915 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 12:14:10,915 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 12:14:10,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 12:14:10,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 12:14:10,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 12:14:10,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 12:14:10,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 12:14:10,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 12:14:10,917 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 12:14:10,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 12:14:10,917 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 12:14:10,917 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 12:14:10,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 12:14:10,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 12:14:10,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 12:14:10,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 12:14:10,918 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 12:14:10,920 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 12:14:10,920 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-07-22 12:14:11,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 12:14:11,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 12:14:11,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 12:14:11,339 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 12:14:11,339 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 12:14:11,341 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-nondet/nondet-array-2.i [2022-07-22 12:14:11,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3315da065/737eda3dd54c4697a706c7383a203f38/FLAG44aabbba5 [2022-07-22 12:14:12,133 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 12:14:12,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-array-2.i [2022-07-22 12:14:12,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3315da065/737eda3dd54c4697a706c7383a203f38/FLAG44aabbba5 [2022-07-22 12:14:12,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3315da065/737eda3dd54c4697a706c7383a203f38 [2022-07-22 12:14:12,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 12:14:12,437 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-07-22 12:14:12,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 12:14:12,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 12:14:12,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 12:14:12,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:14:12" (1/1) ... [2022-07-22 12:14:12,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699a9950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:12, skipping insertion in model container [2022-07-22 12:14:12,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:14:12" (1/1) ... [2022-07-22 12:14:12,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 12:14:12,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 12:14:12,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-array-2.i[30035,30048] [2022-07-22 12:14:12,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:14:12,982 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 12:14:13,048 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-nondet/nondet-array-2.i[30035,30048] [2022-07-22 12:14:13,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 12:14:13,135 INFO L208 MainTranslator]: Completed translation [2022-07-22 12:14:13,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13 WrapperNode [2022-07-22 12:14:13,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 12:14:13,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 12:14:13,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 12:14:13,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 12:14:13,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,206 INFO L137 Inliner]: procedures = 170, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2022-07-22 12:14:13,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 12:14:13,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 12:14:13,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 12:14:13,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 12:14:13,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 12:14:13,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 12:14:13,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 12:14:13,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 12:14:13,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (1/1) ... [2022-07-22 12:14:13,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 12:14:13,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:14:13,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 12:14:13,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-22 12:14:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-22 12:14:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 12:14:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 12:14:13,379 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2022-07-22 12:14:13,379 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2022-07-22 12:14:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 12:14:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 12:14:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 12:14:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 12:14:13,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 12:14:13,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 12:14:13,382 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-07-22 12:14:13,622 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 12:14:13,625 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 12:14:13,862 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 12:14:13,878 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 12:14:13,879 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-22 12:14:13,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:14:13 BoogieIcfgContainer [2022-07-22 12:14:13,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 12:14:13,884 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 12:14:13,884 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 12:14:13,890 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 12:14:13,891 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:14:13,892 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 12:14:12" (1/3) ... [2022-07-22 12:14:13,894 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59e261af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:14:13, skipping insertion in model container [2022-07-22 12:14:13,894 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:14:13,894 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:14:13" (2/3) ... [2022-07-22 12:14:13,895 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@59e261af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:14:13, skipping insertion in model container [2022-07-22 12:14:13,895 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 12:14:13,896 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:14:13" (3/3) ... [2022-07-22 12:14:13,898 INFO L322 chiAutomizerObserver]: Analyzing ICFG nondet-array-2.i [2022-07-22 12:14:14,063 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-07-22 12:14:14,130 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 88 transitions, 184 flow [2022-07-22 12:14:14,225 INFO L129 PetriNetUnfolder]: 13/125 cut-off events. [2022-07-22 12:14:14,226 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-07-22 12:14:14,230 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 125 events. 13/125 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 215 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 70. Up to 4 conditions per place. [2022-07-22 12:14:14,230 INFO L82 GeneralOperation]: Start removeDead. Operand has 83 places, 88 transitions, 184 flow [2022-07-22 12:14:14,238 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 83 places, 88 transitions, 184 flow [2022-07-22 12:14:14,244 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-22 12:14:14,261 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 88 transitions, 184 flow [2022-07-22 12:14:14,264 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 88 transitions, 184 flow [2022-07-22 12:14:14,265 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 83 places, 88 transitions, 184 flow [2022-07-22 12:14:14,290 INFO L129 PetriNetUnfolder]: 13/125 cut-off events. [2022-07-22 12:14:14,291 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-07-22 12:14:14,291 INFO L84 FinitePrefix]: Finished finitePrefix Result has 131 conditions, 125 events. 13/125 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 213 event pairs, 0 based on Foata normal form. 0/110 useless extension candidates. Maximal degree in co-relation 70. Up to 4 conditions per place. [2022-07-22 12:14:14,293 INFO L116 LiptonReduction]: Number of co-enabled transitions 440 [2022-07-22 12:14:17,080 INFO L131 LiptonReduction]: Checked pairs total: 441 [2022-07-22 12:14:17,080 INFO L133 LiptonReduction]: Total number of compositions: 86 [2022-07-22 12:14:17,106 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:14:17,106 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:14:17,106 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:14:17,106 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:14:17,106 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:14:17,106 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:14:17,107 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:14:17,107 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:14:17,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:14:17,141 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 5 [2022-07-22 12:14:17,141 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:17,141 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:17,148 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:17,148 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:17,148 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 12:14:17,148 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 23 states, but on-demand construction may add more states [2022-07-22 12:14:17,151 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 5 [2022-07-22 12:14:17,152 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:17,152 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:17,152 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:17,152 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:17,158 INFO L748 eck$LassoCheckResult]: Stem: 86#[ULTIMATE.startENTRY]don't care [303] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse1 (select |v_#memory_int_132| 1))) (and (= |v_#NULL.base_10| 0) (< |v_#StackHeapBarrier_19| |v_ULTIMATE.start_main_~#t~1#1.base_65|) (= 2 (select |v_#length_85| 1)) (= |v_ULTIMATE.start_#in~argv#1.base_12| |v_ULTIMATE.start_main_#in~argv#1.base_15|) (= (store |v_#valid_113| |v_ULTIMATE.start_main_~#t~1#1.base_65| 1) |v_#valid_112|) (= |v_~#a~0.offset_55| 0) (= (select |v_#valid_113| 3) 1) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_25| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_21|) (= |v_ULTIMATE.start_main_~n~0#1_78| (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~nondet3#1_27| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0)))) (= v_~x~0_52 0) (= 40 (select |v_#length_85| 3)) (= |v_ULTIMATE.start_main_~i~0#1_139| 0) (= (select |v_#valid_113| 2) 1) (= |v_ULTIMATE.start_#in~argc#1_12| |v_ULTIMATE.start_main_#in~argc#1_15|) (= 9 (select |v_#length_85| 2)) (= (store |v_#length_85| |v_ULTIMATE.start_main_~#t~1#1.base_65| 40) |v_#length_84|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_15| |v_ULTIMATE.start_#in~argv#1.offset_12|) (= (select |v_#valid_113| |v_ULTIMATE.start_main_~#t~1#1.base_65|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_25| 0)) (= |v_ULTIMATE.start_main_#in~argv#1.offset_15| |v_ULTIMATE.start_main_~argv#1.offset_17|) (< 0 |v_#StackHeapBarrier_19|) (= (select .cse1 0) 48) (= 0 (select .cse1 1)) (= |v_ULTIMATE.start_main_~argc#1_17| |v_ULTIMATE.start_main_#in~argc#1_15|) (= (select |v_#valid_113| 0) 0) (= (store |v_#memory_int_132| |v_~#a~0.base_58| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_55| 0)) |v_#memory_int_131|) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_21| (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_78| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_78|)) 1 0)) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_113| 1) 1) (= |v_ULTIMATE.start_main_#in~argv#1.base_15| |v_ULTIMATE.start_main_~argv#1.base_17|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_55| 0) (= |v_~#a~0.base_58| 3))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_12|, #StackHeapBarrier=|v_#StackHeapBarrier_19|, #valid=|v_#valid_113|, #memory_int=|v_#memory_int_132|, #length=|v_#length_85|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_12|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_12|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_55|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_34|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_65|, #NULL.offset=|v_#NULL.offset_10|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_17|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_17|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_12|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_139|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_15|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_50|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_78|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_25|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_27|, #length=|v_#length_84|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_23|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_12|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_12|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_32|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_17|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_15|, ~#a~0.base=|v_~#a~0.base_58|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_31|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_33|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_15|, #StackHeapBarrier=|v_#StackHeapBarrier_19|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_26|, #valid=|v_#valid_112|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_23|, #memory_int=|v_#memory_int_131|, ~#a~0.offset=|v_~#a~0.offset_55|, ~x~0=v_~x~0_52, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_21|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_27|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 89#[L702-6]don't care [259] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_2| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_5| |v_ULTIMATE.start_main_~n~0#1_In_5|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_5|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_5|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_2|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 93#[L705-5]don't care [274] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~sum~0#1_20| 0) (= |v_ULTIMATE.start_main_~i~0#1_73| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_74| |v_ULTIMATE.start_main_~n~0#1_32|))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_74|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_32|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_73|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_20|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_32|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 99#[L709-6]don't care [2022-07-22 12:14:17,159 INFO L750 eck$LassoCheckResult]: Loop: 99#[L709-6]don't care [291] L709-6-->L709-6: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_110| 4))) (let ((.cse1 (+ |v_~#a~0.offset_41| .cse0))) (and (<= (+ |v_~#a~0.offset_41| .cse0 4) (select |v_#length_62| |v_~#a~0.base_44|)) (= (+ |v_ULTIMATE.start_main_~i~0#1_110| 1) |v_ULTIMATE.start_main_~i~0#1_109|) (= (select |v_#valid_73| |v_~#a~0.base_44|) 1) (= |v_ULTIMATE.start_main_~sum~0#1_34| (+ (select (select |v_#memory_int_103| |v_~#a~0.base_44|) .cse1) |v_ULTIMATE.start_main_~sum~0#1_35|)) (< |v_ULTIMATE.start_main_~i~0#1_110| |v_ULTIMATE.start_main_~n~0#1_52|) (<= 0 .cse1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_110|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_35|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_52|, #valid=|v_#valid_73|, #memory_int=|v_#memory_int_103|, ~#a~0.base=|v_~#a~0.base_44|, ~#a~0.offset=|v_~#a~0.offset_41|, #length=|v_#length_62|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_109|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_34|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_52|, #valid=|v_#valid_73|, #memory_int=|v_#memory_int_103|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_21|, ~#a~0.base=|v_~#a~0.base_44|, ~#a~0.offset=|v_~#a~0.offset_41|, #length=|v_#length_62|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_23|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 99#[L709-6]don't care [2022-07-22 12:14:17,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:17,165 INFO L85 PathProgramCache]: Analyzing trace with hash 329277, now seen corresponding path program 1 times [2022-07-22 12:14:17,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:17,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365701125] [2022-07-22 12:14:17,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:17,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:17,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:17,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:17,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365701125] [2022-07-22 12:14:17,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365701125] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:14:17,418 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:14:17,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:14:17,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660703673] [2022-07-22 12:14:17,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:14:17,429 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:17,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:17,432 INFO L85 PathProgramCache]: Analyzing trace with hash 322, now seen corresponding path program 1 times [2022-07-22 12:14:17,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:17,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089320334] [2022-07-22 12:14:17,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:17,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:17,476 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:17,522 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:17,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:17,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:14:17,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:14:17,615 INFO L87 Difference]: Start difference. First operand currently 23 states, but on-demand construction may add more states Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-07-22 12:14:17,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:17,656 INFO L93 Difference]: Finished difference Result 24 states and 35 transitions. [2022-07-22 12:14:17,658 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 35 transitions. [2022-07-22 12:14:17,662 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 5 [2022-07-22 12:14:17,669 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 20 states and 30 transitions. [2022-07-22 12:14:17,670 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-07-22 12:14:17,671 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2022-07-22 12:14:17,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 30 transitions. [2022-07-22 12:14:17,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:17,673 INFO L220 hiAutomatonCegarLoop]: Abstraction has 20 states and 30 transitions. [2022-07-22 12:14:17,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 30 transitions. [2022-07-22 12:14:17,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-07-22 12:14:17,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.5) internal successors, (30), 19 states have internal predecessors, (30), 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) [2022-07-22 12:14:17,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 30 transitions. [2022-07-22 12:14:17,708 INFO L242 hiAutomatonCegarLoop]: Abstraction has 20 states and 30 transitions. [2022-07-22 12:14:17,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:14:17,714 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 30 transitions. [2022-07-22 12:14:17,714 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 12:14:17,714 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 30 transitions. [2022-07-22 12:14:17,716 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 5 [2022-07-22 12:14:17,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:17,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:17,716 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1] [2022-07-22 12:14:17,717 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:17,718 INFO L748 eck$LassoCheckResult]: Stem: 175#[ULTIMATE.startENTRY]don't care [303] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse1 (select |v_#memory_int_132| 1))) (and (= |v_#NULL.base_10| 0) (< |v_#StackHeapBarrier_19| |v_ULTIMATE.start_main_~#t~1#1.base_65|) (= 2 (select |v_#length_85| 1)) (= |v_ULTIMATE.start_#in~argv#1.base_12| |v_ULTIMATE.start_main_#in~argv#1.base_15|) (= (store |v_#valid_113| |v_ULTIMATE.start_main_~#t~1#1.base_65| 1) |v_#valid_112|) (= |v_~#a~0.offset_55| 0) (= (select |v_#valid_113| 3) 1) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_25| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_21|) (= |v_ULTIMATE.start_main_~n~0#1_78| (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~nondet3#1_27| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0)))) (= v_~x~0_52 0) (= 40 (select |v_#length_85| 3)) (= |v_ULTIMATE.start_main_~i~0#1_139| 0) (= (select |v_#valid_113| 2) 1) (= |v_ULTIMATE.start_#in~argc#1_12| |v_ULTIMATE.start_main_#in~argc#1_15|) (= 9 (select |v_#length_85| 2)) (= (store |v_#length_85| |v_ULTIMATE.start_main_~#t~1#1.base_65| 40) |v_#length_84|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_15| |v_ULTIMATE.start_#in~argv#1.offset_12|) (= (select |v_#valid_113| |v_ULTIMATE.start_main_~#t~1#1.base_65|) 0) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_25| 0)) (= |v_ULTIMATE.start_main_#in~argv#1.offset_15| |v_ULTIMATE.start_main_~argv#1.offset_17|) (< 0 |v_#StackHeapBarrier_19|) (= (select .cse1 0) 48) (= 0 (select .cse1 1)) (= |v_ULTIMATE.start_main_~argc#1_17| |v_ULTIMATE.start_main_#in~argc#1_15|) (= (select |v_#valid_113| 0) 0) (= (store |v_#memory_int_132| |v_~#a~0.base_58| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_55| 0)) |v_#memory_int_131|) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_21| (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_78| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_78|)) 1 0)) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_113| 1) 1) (= |v_ULTIMATE.start_main_#in~argv#1.base_15| |v_ULTIMATE.start_main_~argv#1.base_17|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_55| 0) (= |v_~#a~0.base_58| 3))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_12|, #StackHeapBarrier=|v_#StackHeapBarrier_19|, #valid=|v_#valid_113|, #memory_int=|v_#memory_int_132|, #length=|v_#length_85|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_12|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_12|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_55|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_34|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_65|, #NULL.offset=|v_#NULL.offset_10|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_17|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_17|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_12|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_139|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_15|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_50|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_78|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_25|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_27|, #length=|v_#length_84|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_23|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_12|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_12|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_32|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_17|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_15|, ~#a~0.base=|v_~#a~0.base_58|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_31|, #NULL.base=|v_#NULL.base_10|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_33|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_15|, #StackHeapBarrier=|v_#StackHeapBarrier_19|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_26|, #valid=|v_#valid_112|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_23|, #memory_int=|v_#memory_int_131|, ~#a~0.offset=|v_~#a~0.offset_55|, ~x~0=v_~x~0_52, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_21|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_27|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 177#[L702-6]don't care [288] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_99| 4))) (let ((.cse0 (+ |v_ULTIMATE.start_main_~#t~1#1.offset_35| .cse1))) (and (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_99| |v_ULTIMATE.start_main_~n~0#1_46|) (= (select |v_#valid_65| |v_ULTIMATE.start_main_~#t~1#1.base_37|) 1) (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_35| .cse1 4) (select |v_#length_54| |v_ULTIMATE.start_main_~#t~1#1.base_37|)) (= |v_#memory_int_89| (store |v_#memory_int_90| |v_ULTIMATE.start_main_~#t~1#1.base_37| (store (select |v_#memory_int_90| |v_ULTIMATE.start_main_~#t~1#1.base_37|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_23|))) (= (+ |v_#pthreadsForks_17| 1) |v_#pthreadsForks_16|) (= |v_#pthreadsForks_17| |v_ULTIMATE.start_main_#t~pre5#1_23|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_99|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_35|, #pthreadsForks=|v_#pthreadsForks_17|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_46|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_37|, #valid=|v_#valid_65|, #memory_int=|v_#memory_int_90|, #length=|v_#length_54|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_23|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_99|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_35|, #pthreadsForks=|v_#pthreadsForks_16|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_46|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_37|, #valid=|v_#valid_65|, #memory_int=|v_#memory_int_89|, #length=|v_#length_54|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 203#[L703-3]don't care [217] L703-3-->thrENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre5#1_6| v_thrThread1of1ForFork0_thidvar0_2) (= |v_thrThread1of1ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of1ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_6|, thrThread1of1ForFork0_#res.base=|v_thrThread1of1ForFork0_#res.base_2|, thrThread1of1ForFork0_~arg.offset=v_thrThread1of1ForFork0_~arg.offset_4, thrThread1of1ForFork0_~t~0=v_thrThread1of1ForFork0_~t~0_8, thrThread1of1ForFork0_~arg.base=v_thrThread1of1ForFork0_~arg.base_4, thrThread1of1ForFork0_thidvar0=v_thrThread1of1ForFork0_thidvar0_2, thrThread1of1ForFork0_#in~arg.offset=|v_thrThread1of1ForFork0_#in~arg.offset_4|, thrThread1of1ForFork0_#in~arg.base=|v_thrThread1of1ForFork0_#in~arg.base_4|, thrThread1of1ForFork0_#res.offset=|v_thrThread1of1ForFork0_#res.offset_2|} AuxVars[] AssignedVars[thrThread1of1ForFork0_#res.base, thrThread1of1ForFork0_~arg.offset, thrThread1of1ForFork0_~t~0, thrThread1of1ForFork0_~arg.base, thrThread1of1ForFork0_thidvar0, thrThread1of1ForFork0_#in~arg.offset, thrThread1of1ForFork0_#in~arg.base, thrThread1of1ForFork0_#res.offset] 195#[thrENTRY, L703-4]don't care [289] L703-4-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_102| 1) |v_ULTIMATE.start_main_~i~0#1_101|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_102|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_25|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_101|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_11|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_17|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 197#[thrENTRY, L702-6]don't care [288] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_99| 4))) (let ((.cse0 (+ |v_ULTIMATE.start_main_~#t~1#1.offset_35| .cse1))) (and (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_99| |v_ULTIMATE.start_main_~n~0#1_46|) (= (select |v_#valid_65| |v_ULTIMATE.start_main_~#t~1#1.base_37|) 1) (<= (+ |v_ULTIMATE.start_main_~#t~1#1.offset_35| .cse1 4) (select |v_#length_54| |v_ULTIMATE.start_main_~#t~1#1.base_37|)) (= |v_#memory_int_89| (store |v_#memory_int_90| |v_ULTIMATE.start_main_~#t~1#1.base_37| (store (select |v_#memory_int_90| |v_ULTIMATE.start_main_~#t~1#1.base_37|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_23|))) (= (+ |v_#pthreadsForks_17| 1) |v_#pthreadsForks_16|) (= |v_#pthreadsForks_17| |v_ULTIMATE.start_main_#t~pre5#1_23|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_99|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_35|, #pthreadsForks=|v_#pthreadsForks_17|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_46|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_37|, #valid=|v_#valid_65|, #memory_int=|v_#memory_int_90|, #length=|v_#length_54|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_23|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_99|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_35|, #pthreadsForks=|v_#pthreadsForks_16|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_46|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_37|, #valid=|v_#valid_65|, #memory_int=|v_#memory_int_89|, #length=|v_#length_54|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 201#[thrENTRY, L703-3]don't care [215] L703-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 179#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [2022-07-22 12:14:17,718 INFO L750 eck$LassoCheckResult]: Loop: 179#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [216] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 179#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [2022-07-22 12:14:17,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:17,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1244927409, now seen corresponding path program 1 times [2022-07-22 12:14:17,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:17,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539024723] [2022-07-22 12:14:17,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:17,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:17,760 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:17,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:17,798 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:17,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:17,799 INFO L85 PathProgramCache]: Analyzing trace with hash 247, now seen corresponding path program 1 times [2022-07-22 12:14:17,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:17,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597276662] [2022-07-22 12:14:17,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:17,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:17,809 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:17,816 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:17,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:17,823 INFO L85 PathProgramCache]: Analyzing trace with hash -61955769, now seen corresponding path program 1 times [2022-07-22 12:14:17,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:17,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701189073] [2022-07-22 12:14:17,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:17,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:17,855 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:17,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:18,762 WARN L146 chiAutomizerObserver]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 12:14:18,780 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-07-22 12:14:18,788 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 95 transitions, 208 flow [2022-07-22 12:14:18,872 INFO L129 PetriNetUnfolder]: 24/214 cut-off events. [2022-07-22 12:14:18,872 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-07-22 12:14:18,873 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 214 events. 24/214 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 478 event pairs, 0 based on Foata normal form. 0/187 useless extension candidates. Maximal degree in co-relation 126. Up to 8 conditions per place. [2022-07-22 12:14:18,873 INFO L82 GeneralOperation]: Start removeDead. Operand has 91 places, 95 transitions, 208 flow [2022-07-22 12:14:18,880 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 91 places, 95 transitions, 208 flow [2022-07-22 12:14:18,880 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-22 12:14:18,880 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 95 transitions, 208 flow [2022-07-22 12:14:18,883 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 95 transitions, 208 flow [2022-07-22 12:14:18,883 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 95 transitions, 208 flow [2022-07-22 12:14:18,947 INFO L129 PetriNetUnfolder]: 24/214 cut-off events. [2022-07-22 12:14:18,947 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2022-07-22 12:14:18,948 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 214 events. 24/214 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 482 event pairs, 0 based on Foata normal form. 0/187 useless extension candidates. Maximal degree in co-relation 126. Up to 8 conditions per place. [2022-07-22 12:14:18,955 INFO L116 LiptonReduction]: Number of co-enabled transitions 1040 [2022-07-22 12:14:21,936 INFO L131 LiptonReduction]: Checked pairs total: 2864 [2022-07-22 12:14:21,937 INFO L133 LiptonReduction]: Total number of compositions: 85 [2022-07-22 12:14:21,940 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:14:21,941 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:14:21,941 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:14:21,942 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:14:21,942 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:14:21,942 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:14:21,942 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:14:21,942 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:14:21,942 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:14:22,040 INFO L131 ngComponentsAnalysis]: Automaton has 41 accepting balls. 41 [2022-07-22 12:14:22,045 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:22,045 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:22,046 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:22,046 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:22,046 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 12:14:22,047 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 216 states, but on-demand construction may add more states [2022-07-22 12:14:22,068 INFO L131 ngComponentsAnalysis]: Automaton has 41 accepting balls. 41 [2022-07-22 12:14:22,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:22,068 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:22,069 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:22,069 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:22,073 INFO L748 eck$LassoCheckResult]: Stem: 94#[ULTIMATE.startENTRY]don't care [491] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_279| 1))) (and (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_50| 0)) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_166|) (<= |v_ULTIMATE.start_main_~n~0#1_166| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_42|) (= |v_ULTIMATE.start_main_~argc#1_36| |v_ULTIMATE.start_main_#in~argc#1_34|) (= (store |v_#memory_int_279| |v_~#a~0.base_126| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_123| 0)) |v_#memory_int_278|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_34| |v_ULTIMATE.start_main_~argv#1.offset_36|) (= 40 (select |v_#length_188| 3)) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_50| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_42|) (= (select |v_#length_188| 1) 2) (= |v_ULTIMATE.start_#in~argv#1.base_27| |v_ULTIMATE.start_main_#in~argv#1.base_34|) (= (select |v_#valid_254| |v_ULTIMATE.start_main_~#t~1#1.base_154|) 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_120|) (= |v_#NULL.base_19| 0) (= |v_#valid_253| (store |v_#valid_254| |v_ULTIMATE.start_main_~#t~1#1.base_154| 1)) (= (select .cse0 1) 0) (= 3 |v_~#a~0.base_126|) (= v_~x~0_101 0) (= 9 (select |v_#length_188| 2)) (= |v_ULTIMATE.start_main_#in~argv#1.base_34| |v_ULTIMATE.start_main_~argv#1.base_36|) (= (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_64| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296)))) |v_ULTIMATE.start_main_~n~0#1_166|) (= (select |v_#valid_254| 2) 1) (= |v_ULTIMATE.start_main_~i~0#1_265| 0) (= (select .cse0 0) 48) (= (select |v_#valid_254| 0) 0) (= (select |v_#valid_254| 3) 1) (< |v_#StackHeapBarrier_40| |v_ULTIMATE.start_main_~#t~1#1.base_154|) (= |v_~#a~0.offset_123| 0) (= (select |v_#valid_254| 1) 1) (= (store |v_#length_188| |v_ULTIMATE.start_main_~#t~1#1.base_154| 40) |v_#length_187|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_34| |v_ULTIMATE.start_#in~argv#1.offset_27|) (= |v_ULTIMATE.start_#in~argc#1_27| |v_ULTIMATE.start_main_#in~argc#1_34|) (< 0 |v_#StackHeapBarrier_40|) (= |v_#NULL.offset_19| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_27|, #StackHeapBarrier=|v_#StackHeapBarrier_40|, #valid=|v_#valid_254|, #memory_int=|v_#memory_int_279|, #length=|v_#length_188|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_27|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_27|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_120|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_63|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_154|, #NULL.offset=|v_#NULL.offset_19|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_36|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_36|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_27|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_265|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_34|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_101|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_166|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_50|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_51|, #length=|v_#length_187|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_47|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_27|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_27|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_36|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_67|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_35|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_34|, ~#a~0.base=|v_~#a~0.base_126|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_69|, #NULL.base=|v_#NULL.base_19|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_65|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_34|, #StackHeapBarrier=|v_#StackHeapBarrier_40|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_63|, #valid=|v_#valid_253|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_42|, #memory_int=|v_#memory_int_278|, ~#a~0.offset=|v_~#a~0.offset_123|, ~x~0=v_~x~0_101, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_42|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_64|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 97#[L702-6]don't care [445] L702-6-->L705-5: Formula: (and (not (< |v_ULTIMATE.start_main_~i~0#1_In_9| |v_ULTIMATE.start_main_~n~0#1_In_11|)) (= |v_ULTIMATE.start_main_~i~0#1_Out_10| 0)) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_11|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_9|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_11|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 99#[L705-5]don't care [458] L705-5-->L709-6: Formula: (and (not (< |v_ULTIMATE.start_main_~i~0#1_192| |v_ULTIMATE.start_main_~n~0#1_112|)) (= |v_ULTIMATE.start_main_~sum~0#1_69| 0) (= |v_ULTIMATE.start_main_~i~0#1_191| 0)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_192|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_112|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_191|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_69|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_112|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 105#[L709-6]don't care [2022-07-22 12:14:22,073 INFO L750 eck$LassoCheckResult]: Loop: 105#[L709-6]don't care [476] L709-6-->L709-6: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_236| 4))) (let ((.cse0 (+ |v_~#a~0.offset_109| .cse1))) (and (= (+ |v_ULTIMATE.start_main_~i~0#1_236| 1) |v_ULTIMATE.start_main_~i~0#1_235|) (= (select |v_#valid_209| |v_~#a~0.base_112|) 1) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_236| |v_ULTIMATE.start_main_~n~0#1_138|) (= (+ (select (select |v_#memory_int_246| |v_~#a~0.base_112|) .cse0) |v_ULTIMATE.start_main_~sum~0#1_84|) |v_ULTIMATE.start_main_~sum~0#1_83|) (<= (+ |v_~#a~0.offset_109| .cse1 4) (select |v_#length_157| |v_~#a~0.base_112|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_236|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_84|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_138|, #valid=|v_#valid_209|, #memory_int=|v_#memory_int_246|, ~#a~0.base=|v_~#a~0.base_112|, ~#a~0.offset=|v_~#a~0.offset_109|, #length=|v_#length_157|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_235|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_83|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_138|, #valid=|v_#valid_209|, #memory_int=|v_#memory_int_246|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_43|, ~#a~0.base=|v_~#a~0.base_112|, ~#a~0.offset=|v_~#a~0.offset_109|, #length=|v_#length_157|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 105#[L709-6]don't care [2022-07-22 12:14:22,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:22,074 INFO L85 PathProgramCache]: Analyzing trace with hash 515895, now seen corresponding path program 1 times [2022-07-22 12:14:22,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:22,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528930386] [2022-07-22 12:14:22,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:22,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:22,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:22,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:22,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528930386] [2022-07-22 12:14:22,143 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528930386] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:14:22,144 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:14:22,144 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:14:22,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393098493] [2022-07-22 12:14:22,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:14:22,145 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:22,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:22,145 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 1 times [2022-07-22 12:14:22,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:22,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861479390] [2022-07-22 12:14:22,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:22,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,153 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:22,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:22,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:14:22,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:14:22,195 INFO L87 Difference]: Start difference. First operand currently 216 states, but on-demand construction may add more states Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-07-22 12:14:22,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:22,254 INFO L93 Difference]: Finished difference Result 217 states and 511 transitions. [2022-07-22 12:14:22,254 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 217 states and 511 transitions. [2022-07-22 12:14:22,264 INFO L131 ngComponentsAnalysis]: Automaton has 41 accepting balls. 41 [2022-07-22 12:14:22,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 217 states to 191 states and 455 transitions. [2022-07-22 12:14:22,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 191 [2022-07-22 12:14:22,279 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 191 [2022-07-22 12:14:22,279 INFO L73 IsDeterministic]: Start isDeterministic. Operand 191 states and 455 transitions. [2022-07-22 12:14:22,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:22,284 INFO L220 hiAutomatonCegarLoop]: Abstraction has 191 states and 455 transitions. [2022-07-22 12:14:22,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states and 455 transitions. [2022-07-22 12:14:22,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2022-07-22 12:14:22,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 191 states have (on average 2.3821989528795813) internal successors, (455), 190 states have internal predecessors, (455), 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) [2022-07-22 12:14:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 455 transitions. [2022-07-22 12:14:22,305 INFO L242 hiAutomatonCegarLoop]: Abstraction has 191 states and 455 transitions. [2022-07-22 12:14:22,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:14:22,306 INFO L425 stractBuchiCegarLoop]: Abstraction has 191 states and 455 transitions. [2022-07-22 12:14:22,306 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 12:14:22,307 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 191 states and 455 transitions. [2022-07-22 12:14:22,309 INFO L131 ngComponentsAnalysis]: Automaton has 41 accepting balls. 41 [2022-07-22 12:14:22,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:22,309 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:22,310 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:14:22,310 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:22,311 INFO L748 eck$LassoCheckResult]: Stem: 1130#[ULTIMATE.startENTRY]don't care [491] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_279| 1))) (and (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_50| 0)) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_166|) (<= |v_ULTIMATE.start_main_~n~0#1_166| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_42|) (= |v_ULTIMATE.start_main_~argc#1_36| |v_ULTIMATE.start_main_#in~argc#1_34|) (= (store |v_#memory_int_279| |v_~#a~0.base_126| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_123| 0)) |v_#memory_int_278|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_34| |v_ULTIMATE.start_main_~argv#1.offset_36|) (= 40 (select |v_#length_188| 3)) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_50| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_42|) (= (select |v_#length_188| 1) 2) (= |v_ULTIMATE.start_#in~argv#1.base_27| |v_ULTIMATE.start_main_#in~argv#1.base_34|) (= (select |v_#valid_254| |v_ULTIMATE.start_main_~#t~1#1.base_154|) 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_120|) (= |v_#NULL.base_19| 0) (= |v_#valid_253| (store |v_#valid_254| |v_ULTIMATE.start_main_~#t~1#1.base_154| 1)) (= (select .cse0 1) 0) (= 3 |v_~#a~0.base_126|) (= v_~x~0_101 0) (= 9 (select |v_#length_188| 2)) (= |v_ULTIMATE.start_main_#in~argv#1.base_34| |v_ULTIMATE.start_main_~argv#1.base_36|) (= (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_64| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296)))) |v_ULTIMATE.start_main_~n~0#1_166|) (= (select |v_#valid_254| 2) 1) (= |v_ULTIMATE.start_main_~i~0#1_265| 0) (= (select .cse0 0) 48) (= (select |v_#valid_254| 0) 0) (= (select |v_#valid_254| 3) 1) (< |v_#StackHeapBarrier_40| |v_ULTIMATE.start_main_~#t~1#1.base_154|) (= |v_~#a~0.offset_123| 0) (= (select |v_#valid_254| 1) 1) (= (store |v_#length_188| |v_ULTIMATE.start_main_~#t~1#1.base_154| 40) |v_#length_187|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_34| |v_ULTIMATE.start_#in~argv#1.offset_27|) (= |v_ULTIMATE.start_#in~argc#1_27| |v_ULTIMATE.start_main_#in~argc#1_34|) (< 0 |v_#StackHeapBarrier_40|) (= |v_#NULL.offset_19| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_27|, #StackHeapBarrier=|v_#StackHeapBarrier_40|, #valid=|v_#valid_254|, #memory_int=|v_#memory_int_279|, #length=|v_#length_188|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_27|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_27|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_120|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_63|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_154|, #NULL.offset=|v_#NULL.offset_19|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_36|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_36|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_27|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_265|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_34|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_101|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_166|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_50|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_51|, #length=|v_#length_187|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_47|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_27|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_27|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_36|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_67|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_35|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_34|, ~#a~0.base=|v_~#a~0.base_126|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_69|, #NULL.base=|v_#NULL.base_19|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_65|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_34|, #StackHeapBarrier=|v_#StackHeapBarrier_40|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_63|, #valid=|v_#valid_253|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_42|, #memory_int=|v_#memory_int_278|, ~#a~0.offset=|v_~#a~0.offset_123|, ~x~0=v_~x~0_101, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_42|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_64|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1132#[L702-6]don't care [478] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_241| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_98|))) (and (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= (store |v_#memory_int_249| |v_ULTIMATE.start_main_~#t~1#1.base_124| (store (select |v_#memory_int_249| |v_ULTIMATE.start_main_~#t~1#1.base_124|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_55|)) |v_#memory_int_248|) (= (select |v_#valid_215| |v_ULTIMATE.start_main_~#t~1#1.base_124|) 1) (<= (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_98| 4) (select |v_#length_163| |v_ULTIMATE.start_main_~#t~1#1.base_124|)) (= |v_#pthreadsForks_40| |v_ULTIMATE.start_main_#t~pre5#1_55|) (< |v_ULTIMATE.start_main_~i~0#1_241| |v_ULTIMATE.start_main_~n~0#1_142|) (<= 0 .cse0)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_241|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_98|, #pthreadsForks=|v_#pthreadsForks_40|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_142|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_124|, #valid=|v_#valid_215|, #memory_int=|v_#memory_int_249|, #length=|v_#length_163|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_55|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_241|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_98|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_142|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_124|, #valid=|v_#valid_215|, #memory_int=|v_#memory_int_248|, #length=|v_#length_163|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1120#[L703-3]don't care [403] L703-3-->thrENTRY: Formula: (and (= |v_thrThread1of2ForFork0_#in~arg.offset_4| 0) (= v_thrThread1of2ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_40|) (= |v_thrThread1of2ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_40|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_40|, thrThread1of2ForFork0_thidvar0=v_thrThread1of2ForFork0_thidvar0_2, thrThread1of2ForFork0_#in~arg.base=|v_thrThread1of2ForFork0_#in~arg.base_4|, thrThread1of2ForFork0_~arg.offset=v_thrThread1of2ForFork0_~arg.offset_4, thrThread1of2ForFork0_#res.base=|v_thrThread1of2ForFork0_#res.base_2|, thrThread1of2ForFork0_~arg.base=v_thrThread1of2ForFork0_~arg.base_4, thrThread1of2ForFork0_#res.offset=|v_thrThread1of2ForFork0_#res.offset_2|, thrThread1of2ForFork0_#in~arg.offset=|v_thrThread1of2ForFork0_#in~arg.offset_4|, thrThread1of2ForFork0_~t~0=v_thrThread1of2ForFork0_~t~0_8} AuxVars[] AssignedVars[thrThread1of2ForFork0_thidvar0, thrThread1of2ForFork0_#in~arg.base, thrThread1of2ForFork0_~arg.offset, thrThread1of2ForFork0_#res.base, thrThread1of2ForFork0_~arg.base, thrThread1of2ForFork0_#res.offset, thrThread1of2ForFork0_#in~arg.offset, thrThread1of2ForFork0_~t~0] 1122#[L703-4, thrENTRY]don't care [354] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 796#[L703-5, thrENTRY]don't care [465] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_210| 1) |v_ULTIMATE.start_main_~i~0#1_209|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_210|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_209|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_25|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_35|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 800#[thrENTRY, L702-6]don't care [445] L702-6-->L705-5: Formula: (and (not (< |v_ULTIMATE.start_main_~i~0#1_In_9| |v_ULTIMATE.start_main_~n~0#1_In_11|)) (= |v_ULTIMATE.start_main_~i~0#1_Out_10| 0)) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_11|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_9|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_11|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_10|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 1098#[L705-5, thrENTRY]don't care [458] L705-5-->L709-6: Formula: (and (not (< |v_ULTIMATE.start_main_~i~0#1_192| |v_ULTIMATE.start_main_~n~0#1_112|)) (= |v_ULTIMATE.start_main_~sum~0#1_69| 0) (= |v_ULTIMATE.start_main_~i~0#1_191| 0)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_192|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_112|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_191|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_69|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_112|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 1022#[L709-6, thrENTRY]don't care [2022-07-22 12:14:22,311 INFO L750 eck$LassoCheckResult]: Loop: 1022#[L709-6, thrENTRY]don't care [476] L709-6-->L709-6: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_236| 4))) (let ((.cse0 (+ |v_~#a~0.offset_109| .cse1))) (and (= (+ |v_ULTIMATE.start_main_~i~0#1_236| 1) |v_ULTIMATE.start_main_~i~0#1_235|) (= (select |v_#valid_209| |v_~#a~0.base_112|) 1) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_236| |v_ULTIMATE.start_main_~n~0#1_138|) (= (+ (select (select |v_#memory_int_246| |v_~#a~0.base_112|) .cse0) |v_ULTIMATE.start_main_~sum~0#1_84|) |v_ULTIMATE.start_main_~sum~0#1_83|) (<= (+ |v_~#a~0.offset_109| .cse1 4) (select |v_#length_157| |v_~#a~0.base_112|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_236|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_84|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_138|, #valid=|v_#valid_209|, #memory_int=|v_#memory_int_246|, ~#a~0.base=|v_~#a~0.base_112|, ~#a~0.offset=|v_~#a~0.offset_109|, #length=|v_#length_157|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_235|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_83|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_138|, #valid=|v_#valid_209|, #memory_int=|v_#memory_int_246|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_43|, ~#a~0.base=|v_~#a~0.base_112|, ~#a~0.offset=|v_~#a~0.offset_109|, #length=|v_#length_157|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 1022#[L709-6, thrENTRY]don't care [2022-07-22 12:14:22,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:22,312 INFO L85 PathProgramCache]: Analyzing trace with hash 603471899, now seen corresponding path program 1 times [2022-07-22 12:14:22,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:22,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680233444] [2022-07-22 12:14:22,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:22,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:22,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:22,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680233444] [2022-07-22 12:14:22,365 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680233444] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:14:22,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1933005503] [2022-07-22 12:14:22,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:22,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:14:22,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:14:22,368 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) [2022-07-22 12:14:22,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-22 12:14:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:22,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:14:22,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:14:22,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:22,474 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:14:22,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:22,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1933005503] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:14:22,501 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:14:22,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2022-07-22 12:14:22,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192358730] [2022-07-22 12:14:22,502 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:14:22,502 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:22,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:22,503 INFO L85 PathProgramCache]: Analyzing trace with hash 507, now seen corresponding path program 2 times [2022-07-22 12:14:22,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:22,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674197921] [2022-07-22 12:14:22,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:22,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,510 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,516 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:22,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:22,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 12:14:22,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-07-22 12:14:22,550 INFO L87 Difference]: Start difference. First operand 191 states and 455 transitions. cyclomatic complexity: 305 Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2022-07-22 12:14:22,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:22,664 INFO L93 Difference]: Finished difference Result 194 states and 427 transitions. [2022-07-22 12:14:22,664 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 194 states and 427 transitions. [2022-07-22 12:14:22,667 INFO L131 ngComponentsAnalysis]: Automaton has 25 accepting balls. 25 [2022-07-22 12:14:22,669 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 194 states to 194 states and 427 transitions. [2022-07-22 12:14:22,669 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 194 [2022-07-22 12:14:22,670 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 194 [2022-07-22 12:14:22,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 194 states and 427 transitions. [2022-07-22 12:14:22,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:22,672 INFO L220 hiAutomatonCegarLoop]: Abstraction has 194 states and 427 transitions. [2022-07-22 12:14:22,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states and 427 transitions. [2022-07-22 12:14:22,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 179. [2022-07-22 12:14:22,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 179 states have (on average 2.2681564245810057) internal successors, (406), 178 states have internal predecessors, (406), 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) [2022-07-22 12:14:22,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 406 transitions. [2022-07-22 12:14:22,687 INFO L242 hiAutomatonCegarLoop]: Abstraction has 179 states and 406 transitions. [2022-07-22 12:14:22,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:14:22,688 INFO L425 stractBuchiCegarLoop]: Abstraction has 179 states and 406 transitions. [2022-07-22 12:14:22,689 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 12:14:22,689 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 179 states and 406 transitions. [2022-07-22 12:14:22,691 INFO L131 ngComponentsAnalysis]: Automaton has 25 accepting balls. 25 [2022-07-22 12:14:22,691 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:22,691 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:22,691 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1] [2022-07-22 12:14:22,692 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:22,692 INFO L748 eck$LassoCheckResult]: Stem: 1733#[ULTIMATE.startENTRY]don't care [491] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_279| 1))) (and (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_50| 0)) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_166|) (<= |v_ULTIMATE.start_main_~n~0#1_166| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_42|) (= |v_ULTIMATE.start_main_~argc#1_36| |v_ULTIMATE.start_main_#in~argc#1_34|) (= (store |v_#memory_int_279| |v_~#a~0.base_126| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_123| 0)) |v_#memory_int_278|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_34| |v_ULTIMATE.start_main_~argv#1.offset_36|) (= 40 (select |v_#length_188| 3)) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_50| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_42|) (= (select |v_#length_188| 1) 2) (= |v_ULTIMATE.start_#in~argv#1.base_27| |v_ULTIMATE.start_main_#in~argv#1.base_34|) (= (select |v_#valid_254| |v_ULTIMATE.start_main_~#t~1#1.base_154|) 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_120|) (= |v_#NULL.base_19| 0) (= |v_#valid_253| (store |v_#valid_254| |v_ULTIMATE.start_main_~#t~1#1.base_154| 1)) (= (select .cse0 1) 0) (= 3 |v_~#a~0.base_126|) (= v_~x~0_101 0) (= 9 (select |v_#length_188| 2)) (= |v_ULTIMATE.start_main_#in~argv#1.base_34| |v_ULTIMATE.start_main_~argv#1.base_36|) (= (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_64| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296)))) |v_ULTIMATE.start_main_~n~0#1_166|) (= (select |v_#valid_254| 2) 1) (= |v_ULTIMATE.start_main_~i~0#1_265| 0) (= (select .cse0 0) 48) (= (select |v_#valid_254| 0) 0) (= (select |v_#valid_254| 3) 1) (< |v_#StackHeapBarrier_40| |v_ULTIMATE.start_main_~#t~1#1.base_154|) (= |v_~#a~0.offset_123| 0) (= (select |v_#valid_254| 1) 1) (= (store |v_#length_188| |v_ULTIMATE.start_main_~#t~1#1.base_154| 40) |v_#length_187|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_34| |v_ULTIMATE.start_#in~argv#1.offset_27|) (= |v_ULTIMATE.start_#in~argc#1_27| |v_ULTIMATE.start_main_#in~argc#1_34|) (< 0 |v_#StackHeapBarrier_40|) (= |v_#NULL.offset_19| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_27|, #StackHeapBarrier=|v_#StackHeapBarrier_40|, #valid=|v_#valid_254|, #memory_int=|v_#memory_int_279|, #length=|v_#length_188|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_27|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_27|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_120|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_63|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_154|, #NULL.offset=|v_#NULL.offset_19|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_36|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_36|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_27|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_265|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_34|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_101|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_166|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_50|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_51|, #length=|v_#length_187|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_47|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_27|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_27|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_36|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_67|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_35|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_34|, ~#a~0.base=|v_~#a~0.base_126|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_69|, #NULL.base=|v_#NULL.base_19|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_65|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_34|, #StackHeapBarrier=|v_#StackHeapBarrier_40|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_63|, #valid=|v_#valid_253|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_42|, #memory_int=|v_#memory_int_278|, ~#a~0.offset=|v_~#a~0.offset_123|, ~x~0=v_~x~0_101, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_42|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_64|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1735#[L702-6]don't care [478] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_241| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_98|))) (and (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= (store |v_#memory_int_249| |v_ULTIMATE.start_main_~#t~1#1.base_124| (store (select |v_#memory_int_249| |v_ULTIMATE.start_main_~#t~1#1.base_124|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_55|)) |v_#memory_int_248|) (= (select |v_#valid_215| |v_ULTIMATE.start_main_~#t~1#1.base_124|) 1) (<= (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_98| 4) (select |v_#length_163| |v_ULTIMATE.start_main_~#t~1#1.base_124|)) (= |v_#pthreadsForks_40| |v_ULTIMATE.start_main_#t~pre5#1_55|) (< |v_ULTIMATE.start_main_~i~0#1_241| |v_ULTIMATE.start_main_~n~0#1_142|) (<= 0 .cse0)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_241|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_98|, #pthreadsForks=|v_#pthreadsForks_40|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_142|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_124|, #valid=|v_#valid_215|, #memory_int=|v_#memory_int_249|, #length=|v_#length_163|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_55|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_241|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_98|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_142|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_124|, #valid=|v_#valid_215|, #memory_int=|v_#memory_int_248|, #length=|v_#length_163|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1721#[L703-3]don't care [403] L703-3-->thrENTRY: Formula: (and (= |v_thrThread1of2ForFork0_#in~arg.offset_4| 0) (= v_thrThread1of2ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_40|) (= |v_thrThread1of2ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_40|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_40|, thrThread1of2ForFork0_thidvar0=v_thrThread1of2ForFork0_thidvar0_2, thrThread1of2ForFork0_#in~arg.base=|v_thrThread1of2ForFork0_#in~arg.base_4|, thrThread1of2ForFork0_~arg.offset=v_thrThread1of2ForFork0_~arg.offset_4, thrThread1of2ForFork0_#res.base=|v_thrThread1of2ForFork0_#res.base_2|, thrThread1of2ForFork0_~arg.base=v_thrThread1of2ForFork0_~arg.base_4, thrThread1of2ForFork0_#res.offset=|v_thrThread1of2ForFork0_#res.offset_2|, thrThread1of2ForFork0_#in~arg.offset=|v_thrThread1of2ForFork0_#in~arg.offset_4|, thrThread1of2ForFork0_~t~0=v_thrThread1of2ForFork0_~t~0_8} AuxVars[] AssignedVars[thrThread1of2ForFork0_thidvar0, thrThread1of2ForFork0_#in~arg.base, thrThread1of2ForFork0_~arg.offset, thrThread1of2ForFork0_#res.base, thrThread1of2ForFork0_~arg.base, thrThread1of2ForFork0_#res.offset, thrThread1of2ForFork0_#in~arg.offset, thrThread1of2ForFork0_~t~0] 1723#[L703-4, thrENTRY]don't care [354] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1417#[L703-5, thrENTRY]don't care [465] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_210| 1) |v_ULTIMATE.start_main_~i~0#1_209|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_210|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_209|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_25|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_35|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1421#[thrENTRY, L702-6]don't care [478] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_241| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_98|))) (and (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= (store |v_#memory_int_249| |v_ULTIMATE.start_main_~#t~1#1.base_124| (store (select |v_#memory_int_249| |v_ULTIMATE.start_main_~#t~1#1.base_124|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_55|)) |v_#memory_int_248|) (= (select |v_#valid_215| |v_ULTIMATE.start_main_~#t~1#1.base_124|) 1) (<= (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_98| 4) (select |v_#length_163| |v_ULTIMATE.start_main_~#t~1#1.base_124|)) (= |v_#pthreadsForks_40| |v_ULTIMATE.start_main_#t~pre5#1_55|) (< |v_ULTIMATE.start_main_~i~0#1_241| |v_ULTIMATE.start_main_~n~0#1_142|) (<= 0 .cse0)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_241|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_98|, #pthreadsForks=|v_#pthreadsForks_40|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_142|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_124|, #valid=|v_#valid_215|, #memory_int=|v_#memory_int_249|, #length=|v_#length_163|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_55|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_241|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_98|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_142|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_124|, #valid=|v_#valid_215|, #memory_int=|v_#memory_int_248|, #length=|v_#length_163|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1513#[L703-3, thrENTRY]don't care [404] L703-3-->thrENTRY: Formula: (and (= |v_thrThread2of2ForFork0_#in~arg.base_4| 0) (= |v_thrThread2of2ForFork0_#in~arg.offset_4| 0) (= v_thrThread2of2ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_42|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_42|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_42|, thrThread2of2ForFork0_#in~arg.offset=|v_thrThread2of2ForFork0_#in~arg.offset_4|, thrThread2of2ForFork0_#res.offset=|v_thrThread2of2ForFork0_#res.offset_2|, thrThread2of2ForFork0_~arg.base=v_thrThread2of2ForFork0_~arg.base_4, thrThread2of2ForFork0_#in~arg.base=|v_thrThread2of2ForFork0_#in~arg.base_4|, thrThread2of2ForFork0_thidvar0=v_thrThread2of2ForFork0_thidvar0_2, thrThread2of2ForFork0_~arg.offset=v_thrThread2of2ForFork0_~arg.offset_4, thrThread2of2ForFork0_~t~0=v_thrThread2of2ForFork0_~t~0_8, thrThread2of2ForFork0_#res.base=|v_thrThread2of2ForFork0_#res.base_2|} AuxVars[] AssignedVars[thrThread2of2ForFork0_#in~arg.offset, thrThread2of2ForFork0_#res.offset, thrThread2of2ForFork0_~arg.base, thrThread2of2ForFork0_#in~arg.base, thrThread2of2ForFork0_thidvar0, thrThread2of2ForFork0_~arg.offset, thrThread2of2ForFork0_~t~0, thrThread2of2ForFork0_#res.base] 1517#[thrENTRY, L703-4, thrENTRY]don't care [354] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1617#[thrENTRY, thrENTRY, L703-5]don't care [465] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_210| 1) |v_ULTIMATE.start_main_~i~0#1_209|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_210|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_209|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_25|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_35|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1621#[thrENTRY, L702-6, thrENTRY]don't care [478] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_241| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_98|))) (and (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= (store |v_#memory_int_249| |v_ULTIMATE.start_main_~#t~1#1.base_124| (store (select |v_#memory_int_249| |v_ULTIMATE.start_main_~#t~1#1.base_124|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_55|)) |v_#memory_int_248|) (= (select |v_#valid_215| |v_ULTIMATE.start_main_~#t~1#1.base_124|) 1) (<= (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_98| 4) (select |v_#length_163| |v_ULTIMATE.start_main_~#t~1#1.base_124|)) (= |v_#pthreadsForks_40| |v_ULTIMATE.start_main_#t~pre5#1_55|) (< |v_ULTIMATE.start_main_~i~0#1_241| |v_ULTIMATE.start_main_~n~0#1_142|) (<= 0 .cse0)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_241|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_98|, #pthreadsForks=|v_#pthreadsForks_40|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_142|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_124|, #valid=|v_#valid_215|, #memory_int=|v_#memory_int_249|, #length=|v_#length_163|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_55|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_241|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_98|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_142|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_124|, #valid=|v_#valid_215|, #memory_int=|v_#memory_int_248|, #length=|v_#length_163|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1491#[thrENTRY, L703-3, thrENTRY]don't care [401] L703-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1495#[thrENTRY, thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [2022-07-22 12:14:22,693 INFO L750 eck$LassoCheckResult]: Loop: 1495#[thrENTRY, thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [402] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1495#[thrENTRY, thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES]don't care [2022-07-22 12:14:22,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:22,693 INFO L85 PathProgramCache]: Analyzing trace with hash 626240070, now seen corresponding path program 1 times [2022-07-22 12:14:22,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:22,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260300073] [2022-07-22 12:14:22,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:22,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,717 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:22,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:22,759 INFO L85 PathProgramCache]: Analyzing trace with hash 433, now seen corresponding path program 1 times [2022-07-22 12:14:22,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:22,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800986980] [2022-07-22 12:14:22,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:22,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,765 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:22,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:22,771 INFO L85 PathProgramCache]: Analyzing trace with hash -2061393908, now seen corresponding path program 1 times [2022-07-22 12:14:22,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:22,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380935251] [2022-07-22 12:14:22,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:22,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,837 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:22,878 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:24,102 WARN L146 chiAutomizerObserver]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 12:14:24,118 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-07-22 12:14:24,122 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 99 places, 102 transitions, 234 flow [2022-07-22 12:14:24,171 INFO L129 PetriNetUnfolder]: 46/376 cut-off events. [2022-07-22 12:14:24,171 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2022-07-22 12:14:24,172 INFO L84 FinitePrefix]: Finished finitePrefix Result has 404 conditions, 376 events. 46/376 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1148 event pairs, 1 based on Foata normal form. 0/327 useless extension candidates. Maximal degree in co-relation 221. Up to 16 conditions per place. [2022-07-22 12:14:24,173 INFO L82 GeneralOperation]: Start removeDead. Operand has 99 places, 102 transitions, 234 flow [2022-07-22 12:14:24,178 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 99 places, 102 transitions, 234 flow [2022-07-22 12:14:24,179 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-22 12:14:24,179 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 102 transitions, 234 flow [2022-07-22 12:14:24,179 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 102 transitions, 234 flow [2022-07-22 12:14:24,180 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 99 places, 102 transitions, 234 flow [2022-07-22 12:14:24,224 INFO L129 PetriNetUnfolder]: 46/376 cut-off events. [2022-07-22 12:14:24,224 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2022-07-22 12:14:24,225 INFO L84 FinitePrefix]: Finished finitePrefix Result has 404 conditions, 376 events. 46/376 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1136 event pairs, 1 based on Foata normal form. 0/327 useless extension candidates. Maximal degree in co-relation 221. Up to 16 conditions per place. [2022-07-22 12:14:24,231 INFO L116 LiptonReduction]: Number of co-enabled transitions 1680 [2022-07-22 12:14:26,710 INFO L131 LiptonReduction]: Checked pairs total: 5141 [2022-07-22 12:14:26,710 INFO L133 LiptonReduction]: Total number of compositions: 85 [2022-07-22 12:14:26,720 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:14:26,720 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:14:26,720 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:14:26,720 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:14:26,720 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:14:26,720 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:14:26,721 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:14:26,721 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:14:26,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:14:26,835 INFO L131 ngComponentsAnalysis]: Automaton has 189 accepting balls. 189 [2022-07-22 12:14:26,836 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:26,836 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:26,836 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:26,836 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:26,836 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 12:14:26,837 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 1024 states, but on-demand construction may add more states [2022-07-22 12:14:26,856 INFO L131 ngComponentsAnalysis]: Automaton has 189 accepting balls. 189 [2022-07-22 12:14:26,857 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:26,857 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:26,857 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:26,857 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:26,858 INFO L748 eck$LassoCheckResult]: Stem: 102#[ULTIMATE.startENTRY]don't care [685] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_535| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.offset_53| |v_ULTIMATE.start_main_~argv#1.offset_53|) (= 1 (select |v_#valid_419| 1)) (= (select .cse0 0) 48) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_#in~argv#1.base_40| |v_ULTIMATE.start_main_#in~argv#1.base_53|) (= |v_~#a~0.offset_222| 0) (= |v_ULTIMATE.start_main_#in~argv#1.base_53| |v_ULTIMATE.start_main_~argv#1.base_53|) (= 40 (select |v_#length_312| 3)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_69| 0)) (= 3 |v_~#a~0.base_227|) (= (store |v_#valid_419| |v_ULTIMATE.start_main_~#t~1#1.base_253| 1) |v_#valid_418|) (= v_~x~0_170 0) (= |v_ULTIMATE.start_#in~argc#1_40| |v_ULTIMATE.start_main_#in~argc#1_51|) (< |v_#StackHeapBarrier_61| |v_ULTIMATE.start_main_~#t~1#1.base_253|) (= |v_#NULL.base_32| 0) (= |v_ULTIMATE.start_main_~argc#1_49| |v_ULTIMATE.start_main_#in~argc#1_51|) (= (select |v_#valid_419| 0) 0) (= |v_#NULL.offset_32| 0) (= 9 (select |v_#length_312| 2)) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_245|) (<= |v_ULTIMATE.start_main_~n~0#1_245| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|) (= |v_ULTIMATE.start_main_~n~0#1_245| (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_95| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296))))) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_69| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|) (= |v_ULTIMATE.start_main_~i~0#1_408| 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_199|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_53| |v_ULTIMATE.start_#in~argv#1.offset_40|) (= 2 (select |v_#length_312| 1)) (= (select |v_#valid_419| 2) 1) (= (store |v_#length_312| |v_ULTIMATE.start_main_~#t~1#1.base_253| 40) |v_#length_311|) (= (select |v_#valid_419| |v_ULTIMATE.start_main_~#t~1#1.base_253|) 0) (< 0 |v_#StackHeapBarrier_61|) (= (store |v_#memory_int_535| |v_~#a~0.base_227| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_222| 0)) |v_#memory_int_534|) (= 1 (select |v_#valid_419| 3)))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_40|, #StackHeapBarrier=|v_#StackHeapBarrier_61|, #valid=|v_#valid_419|, #memory_int=|v_#memory_int_535|, #length=|v_#length_312|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_40|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_40|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_199|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_86|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_253|, #NULL.offset=|v_#NULL.offset_32|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_53|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_53|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_40|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_408|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_51|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_173|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_245|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_69|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_76|, #length=|v_#length_311|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_71|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_40|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_40|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_49|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_98|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_53|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_53|, ~#a~0.base=|v_~#a~0.base_227|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_108|, #NULL.base=|v_#NULL.base_32|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_127|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_53|, #StackHeapBarrier=|v_#StackHeapBarrier_61|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_94|, #valid=|v_#valid_418|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_61|, #memory_int=|v_#memory_int_534|, ~#a~0.offset=|v_~#a~0.offset_222|, ~x~0=v_~x~0_170, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_95|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 105#[L702-6]don't care [643] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_18| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_19| |v_ULTIMATE.start_main_~n~0#1_In_23|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_23|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_19|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_23|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_18|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 107#[L705-5]don't care [652] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~sum~0#1_125| 0) (= |v_ULTIMATE.start_main_~i~0#1_330| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_331| |v_ULTIMATE.start_main_~n~0#1_189|))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_331|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_189|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_330|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_125|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_189|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 113#[L709-6]don't care [2022-07-22 12:14:26,858 INFO L750 eck$LassoCheckResult]: Loop: 113#[L709-6]don't care [673] L709-6-->L709-6: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_381| 4))) (let ((.cse0 (+ .cse1 |v_~#a~0.offset_200|))) (and (= (+ (select (select |v_#memory_int_480| |v_~#a~0.base_205|) .cse0) |v_ULTIMATE.start_main_~sum~0#1_160|) |v_ULTIMATE.start_main_~sum~0#1_159|) (<= (+ .cse1 |v_~#a~0.offset_200| 4) (select |v_#length_281| |v_~#a~0.base_205|)) (<= 0 .cse0) (= (select |v_#valid_373| |v_~#a~0.base_205|) 1) (< |v_ULTIMATE.start_main_~i~0#1_381| |v_ULTIMATE.start_main_~n~0#1_219|) (= (+ |v_ULTIMATE.start_main_~i~0#1_381| 1) |v_ULTIMATE.start_main_~i~0#1_380|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_381|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_160|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_219|, #valid=|v_#valid_373|, #memory_int=|v_#memory_int_480|, ~#a~0.base=|v_~#a~0.base_205|, ~#a~0.offset=|v_~#a~0.offset_200|, #length=|v_#length_281|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_380|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_159|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_219|, #valid=|v_#valid_373|, #memory_int=|v_#memory_int_480|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_68|, ~#a~0.base=|v_~#a~0.base_205|, ~#a~0.offset=|v_~#a~0.offset_200|, #length=|v_#length_281|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_98|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 113#[L709-6]don't care [2022-07-22 12:14:26,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:26,859 INFO L85 PathProgramCache]: Analyzing trace with hash 708661, now seen corresponding path program 1 times [2022-07-22 12:14:26,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:26,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611425469] [2022-07-22 12:14:26,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:26,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:26,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:26,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611425469] [2022-07-22 12:14:26,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611425469] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:14:26,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:14:26,888 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:14:26,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152119069] [2022-07-22 12:14:26,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:14:26,888 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:26,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:26,889 INFO L85 PathProgramCache]: Analyzing trace with hash 704, now seen corresponding path program 1 times [2022-07-22 12:14:26,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:26,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200916013] [2022-07-22 12:14:26,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:26,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:26,895 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:26,900 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:26,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:26,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:14:26,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:14:26,941 INFO L87 Difference]: Start difference. First operand currently 1024 states, but on-demand construction may add more states Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-07-22 12:14:26,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:26,997 INFO L93 Difference]: Finished difference Result 1025 states and 3074 transitions. [2022-07-22 12:14:26,997 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1025 states and 3074 transitions. [2022-07-22 12:14:27,014 INFO L131 ngComponentsAnalysis]: Automaton has 189 accepting balls. 189 [2022-07-22 12:14:27,028 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1025 states to 899 states and 2723 transitions. [2022-07-22 12:14:27,029 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 899 [2022-07-22 12:14:27,031 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 899 [2022-07-22 12:14:27,031 INFO L73 IsDeterministic]: Start isDeterministic. Operand 899 states and 2723 transitions. [2022-07-22 12:14:27,038 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:27,038 INFO L220 hiAutomatonCegarLoop]: Abstraction has 899 states and 2723 transitions. [2022-07-22 12:14:27,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states and 2723 transitions. [2022-07-22 12:14:27,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 899. [2022-07-22 12:14:27,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 899 states, 899 states have (on average 3.0289210233592883) internal successors, (2723), 898 states have internal predecessors, (2723), 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) [2022-07-22 12:14:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 899 states and 2723 transitions. [2022-07-22 12:14:27,094 INFO L242 hiAutomatonCegarLoop]: Abstraction has 899 states and 2723 transitions. [2022-07-22 12:14:27,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:14:27,095 INFO L425 stractBuchiCegarLoop]: Abstraction has 899 states and 2723 transitions. [2022-07-22 12:14:27,095 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 12:14:27,095 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 899 states and 2723 transitions. [2022-07-22 12:14:27,104 INFO L131 ngComponentsAnalysis]: Automaton has 189 accepting balls. 189 [2022-07-22 12:14:27,105 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:27,105 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:27,105 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:14:27,105 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:27,106 INFO L748 eck$LassoCheckResult]: Stem: 4780#[ULTIMATE.startENTRY]don't care [685] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_535| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.offset_53| |v_ULTIMATE.start_main_~argv#1.offset_53|) (= 1 (select |v_#valid_419| 1)) (= (select .cse0 0) 48) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_#in~argv#1.base_40| |v_ULTIMATE.start_main_#in~argv#1.base_53|) (= |v_~#a~0.offset_222| 0) (= |v_ULTIMATE.start_main_#in~argv#1.base_53| |v_ULTIMATE.start_main_~argv#1.base_53|) (= 40 (select |v_#length_312| 3)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_69| 0)) (= 3 |v_~#a~0.base_227|) (= (store |v_#valid_419| |v_ULTIMATE.start_main_~#t~1#1.base_253| 1) |v_#valid_418|) (= v_~x~0_170 0) (= |v_ULTIMATE.start_#in~argc#1_40| |v_ULTIMATE.start_main_#in~argc#1_51|) (< |v_#StackHeapBarrier_61| |v_ULTIMATE.start_main_~#t~1#1.base_253|) (= |v_#NULL.base_32| 0) (= |v_ULTIMATE.start_main_~argc#1_49| |v_ULTIMATE.start_main_#in~argc#1_51|) (= (select |v_#valid_419| 0) 0) (= |v_#NULL.offset_32| 0) (= 9 (select |v_#length_312| 2)) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_245|) (<= |v_ULTIMATE.start_main_~n~0#1_245| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|) (= |v_ULTIMATE.start_main_~n~0#1_245| (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_95| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296))))) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_69| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|) (= |v_ULTIMATE.start_main_~i~0#1_408| 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_199|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_53| |v_ULTIMATE.start_#in~argv#1.offset_40|) (= 2 (select |v_#length_312| 1)) (= (select |v_#valid_419| 2) 1) (= (store |v_#length_312| |v_ULTIMATE.start_main_~#t~1#1.base_253| 40) |v_#length_311|) (= (select |v_#valid_419| |v_ULTIMATE.start_main_~#t~1#1.base_253|) 0) (< 0 |v_#StackHeapBarrier_61|) (= (store |v_#memory_int_535| |v_~#a~0.base_227| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_222| 0)) |v_#memory_int_534|) (= 1 (select |v_#valid_419| 3)))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_40|, #StackHeapBarrier=|v_#StackHeapBarrier_61|, #valid=|v_#valid_419|, #memory_int=|v_#memory_int_535|, #length=|v_#length_312|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_40|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_40|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_199|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_86|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_253|, #NULL.offset=|v_#NULL.offset_32|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_53|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_53|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_40|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_408|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_51|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_173|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_245|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_69|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_76|, #length=|v_#length_311|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_71|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_40|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_40|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_49|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_98|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_53|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_53|, ~#a~0.base=|v_~#a~0.base_227|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_108|, #NULL.base=|v_#NULL.base_32|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_127|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_53|, #StackHeapBarrier=|v_#StackHeapBarrier_61|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_94|, #valid=|v_#valid_418|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_61|, #memory_int=|v_#memory_int_534|, ~#a~0.offset=|v_~#a~0.offset_222|, ~x~0=v_~x~0_170, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_95|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 4644#[L702-6]don't care [661] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_354| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_161|))) (and (= (store |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205| (store (select |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_107|)) |v_#memory_int_436|) (= (select |v_#valid_345| |v_ULTIMATE.start_main_~#t~1#1.base_205|) 1) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_354| |v_ULTIMATE.start_main_~n~0#1_197|) (= |v_#pthreadsForks_83| |v_ULTIMATE.start_main_#t~pre5#1_107|) (= (+ |v_#pthreadsForks_83| 1) |v_#pthreadsForks_82|) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_161|) (select |v_#length_261| |v_ULTIMATE.start_main_~#t~1#1.base_205|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_83|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_437|, #length=|v_#length_261|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_107|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_82|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_436|, #length=|v_#length_261|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 4646#[L703-3]don't care [595] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of3ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_76|) (= |v_thrThread1of3ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of3ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_76|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_76|, thrThread1of3ForFork0_#in~arg.offset=|v_thrThread1of3ForFork0_#in~arg.offset_4|, thrThread1of3ForFork0_~t~0=v_thrThread1of3ForFork0_~t~0_8, thrThread1of3ForFork0_#res.offset=|v_thrThread1of3ForFork0_#res.offset_2|, thrThread1of3ForFork0_#in~arg.base=|v_thrThread1of3ForFork0_#in~arg.base_4|, thrThread1of3ForFork0_#res.base=|v_thrThread1of3ForFork0_#res.base_2|, thrThread1of3ForFork0_~arg.base=v_thrThread1of3ForFork0_~arg.base_4, thrThread1of3ForFork0_thidvar0=v_thrThread1of3ForFork0_thidvar0_2, thrThread1of3ForFork0_~arg.offset=v_thrThread1of3ForFork0_~arg.offset_4} AuxVars[] AssignedVars[thrThread1of3ForFork0_#in~arg.offset, thrThread1of3ForFork0_~t~0, thrThread1of3ForFork0_#res.offset, thrThread1of3ForFork0_#in~arg.base, thrThread1of3ForFork0_#res.base, thrThread1of3ForFork0_~arg.base, thrThread1of3ForFork0_thidvar0, thrThread1of3ForFork0_~arg.offset] 4208#[thrENTRY, L703-4]don't care [541] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 4212#[L703-5, thrENTRY]don't care [662] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_357| 1) |v_ULTIMATE.start_main_~i~0#1_356|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_357|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_356|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_45|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 4910#[thrENTRY, L702-6]don't care [643] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_18| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_19| |v_ULTIMATE.start_main_~n~0#1_In_23|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_23|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_19|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_23|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_18|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 3756#[thrENTRY, L705-5]don't care [652] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~sum~0#1_125| 0) (= |v_ULTIMATE.start_main_~i~0#1_330| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_331| |v_ULTIMATE.start_main_~n~0#1_189|))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_331|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_189|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_330|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_125|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_189|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 4968#[L709-6, thrENTRY]don't care [2022-07-22 12:14:27,106 INFO L750 eck$LassoCheckResult]: Loop: 4968#[L709-6, thrENTRY]don't care [673] L709-6-->L709-6: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_381| 4))) (let ((.cse0 (+ .cse1 |v_~#a~0.offset_200|))) (and (= (+ (select (select |v_#memory_int_480| |v_~#a~0.base_205|) .cse0) |v_ULTIMATE.start_main_~sum~0#1_160|) |v_ULTIMATE.start_main_~sum~0#1_159|) (<= (+ .cse1 |v_~#a~0.offset_200| 4) (select |v_#length_281| |v_~#a~0.base_205|)) (<= 0 .cse0) (= (select |v_#valid_373| |v_~#a~0.base_205|) 1) (< |v_ULTIMATE.start_main_~i~0#1_381| |v_ULTIMATE.start_main_~n~0#1_219|) (= (+ |v_ULTIMATE.start_main_~i~0#1_381| 1) |v_ULTIMATE.start_main_~i~0#1_380|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_381|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_160|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_219|, #valid=|v_#valid_373|, #memory_int=|v_#memory_int_480|, ~#a~0.base=|v_~#a~0.base_205|, ~#a~0.offset=|v_~#a~0.offset_200|, #length=|v_#length_281|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_380|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_159|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_219|, #valid=|v_#valid_373|, #memory_int=|v_#memory_int_480|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_68|, ~#a~0.base=|v_~#a~0.base_205|, ~#a~0.offset=|v_~#a~0.offset_200|, #length=|v_#length_281|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_98|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 4968#[L709-6, thrENTRY]don't care [2022-07-22 12:14:27,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:27,107 INFO L85 PathProgramCache]: Analyzing trace with hash 2107744108, now seen corresponding path program 1 times [2022-07-22 12:14:27,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:27,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815275287] [2022-07-22 12:14:27,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:27,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:27,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:27,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:27,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815275287] [2022-07-22 12:14:27,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [815275287] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:14:27,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [939890435] [2022-07-22 12:14:27,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:27,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:14:27,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:14:27,158 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) [2022-07-22 12:14:27,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-22 12:14:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:27,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:14:27,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:14:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:27,252 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:14:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:27,272 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [939890435] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:14:27,272 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:14:27,272 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2022-07-22 12:14:27,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794159759] [2022-07-22 12:14:27,272 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:14:27,273 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:27,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:27,273 INFO L85 PathProgramCache]: Analyzing trace with hash 704, now seen corresponding path program 2 times [2022-07-22 12:14:27,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:27,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448273975] [2022-07-22 12:14:27,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:27,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:27,306 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:27,311 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:27,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:27,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 12:14:27,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-07-22 12:14:27,348 INFO L87 Difference]: Start difference. First operand 899 states and 2723 transitions. cyclomatic complexity: 2013 Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2022-07-22 12:14:27,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:27,468 INFO L93 Difference]: Finished difference Result 954 states and 2706 transitions. [2022-07-22 12:14:27,468 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 954 states and 2706 transitions. [2022-07-22 12:14:27,482 INFO L131 ngComponentsAnalysis]: Automaton has 125 accepting balls. 125 [2022-07-22 12:14:27,495 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 954 states to 954 states and 2706 transitions. [2022-07-22 12:14:27,495 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 954 [2022-07-22 12:14:27,497 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 954 [2022-07-22 12:14:27,498 INFO L73 IsDeterministic]: Start isDeterministic. Operand 954 states and 2706 transitions. [2022-07-22 12:14:27,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:27,501 INFO L220 hiAutomatonCegarLoop]: Abstraction has 954 states and 2706 transitions. [2022-07-22 12:14:27,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states and 2706 transitions. [2022-07-22 12:14:27,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 855. [2022-07-22 12:14:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 855 states, 855 states have (on average 2.9216374269005847) internal successors, (2498), 854 states have internal predecessors, (2498), 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) [2022-07-22 12:14:27,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 855 states and 2498 transitions. [2022-07-22 12:14:27,538 INFO L242 hiAutomatonCegarLoop]: Abstraction has 855 states and 2498 transitions. [2022-07-22 12:14:27,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:14:27,539 INFO L425 stractBuchiCegarLoop]: Abstraction has 855 states and 2498 transitions. [2022-07-22 12:14:27,540 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 12:14:27,540 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 855 states and 2498 transitions. [2022-07-22 12:14:27,548 INFO L131 ngComponentsAnalysis]: Automaton has 125 accepting balls. 125 [2022-07-22 12:14:27,548 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:27,548 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:27,549 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:14:27,549 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:27,550 INFO L748 eck$LassoCheckResult]: Stem: 7481#[ULTIMATE.startENTRY]don't care [685] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_535| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.offset_53| |v_ULTIMATE.start_main_~argv#1.offset_53|) (= 1 (select |v_#valid_419| 1)) (= (select .cse0 0) 48) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_#in~argv#1.base_40| |v_ULTIMATE.start_main_#in~argv#1.base_53|) (= |v_~#a~0.offset_222| 0) (= |v_ULTIMATE.start_main_#in~argv#1.base_53| |v_ULTIMATE.start_main_~argv#1.base_53|) (= 40 (select |v_#length_312| 3)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_69| 0)) (= 3 |v_~#a~0.base_227|) (= (store |v_#valid_419| |v_ULTIMATE.start_main_~#t~1#1.base_253| 1) |v_#valid_418|) (= v_~x~0_170 0) (= |v_ULTIMATE.start_#in~argc#1_40| |v_ULTIMATE.start_main_#in~argc#1_51|) (< |v_#StackHeapBarrier_61| |v_ULTIMATE.start_main_~#t~1#1.base_253|) (= |v_#NULL.base_32| 0) (= |v_ULTIMATE.start_main_~argc#1_49| |v_ULTIMATE.start_main_#in~argc#1_51|) (= (select |v_#valid_419| 0) 0) (= |v_#NULL.offset_32| 0) (= 9 (select |v_#length_312| 2)) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_245|) (<= |v_ULTIMATE.start_main_~n~0#1_245| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|) (= |v_ULTIMATE.start_main_~n~0#1_245| (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_95| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296))))) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_69| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|) (= |v_ULTIMATE.start_main_~i~0#1_408| 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_199|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_53| |v_ULTIMATE.start_#in~argv#1.offset_40|) (= 2 (select |v_#length_312| 1)) (= (select |v_#valid_419| 2) 1) (= (store |v_#length_312| |v_ULTIMATE.start_main_~#t~1#1.base_253| 40) |v_#length_311|) (= (select |v_#valid_419| |v_ULTIMATE.start_main_~#t~1#1.base_253|) 0) (< 0 |v_#StackHeapBarrier_61|) (= (store |v_#memory_int_535| |v_~#a~0.base_227| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_222| 0)) |v_#memory_int_534|) (= 1 (select |v_#valid_419| 3)))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_40|, #StackHeapBarrier=|v_#StackHeapBarrier_61|, #valid=|v_#valid_419|, #memory_int=|v_#memory_int_535|, #length=|v_#length_312|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_40|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_40|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_199|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_86|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_253|, #NULL.offset=|v_#NULL.offset_32|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_53|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_53|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_40|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_408|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_51|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_173|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_245|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_69|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_76|, #length=|v_#length_311|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_71|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_40|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_40|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_49|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_98|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_53|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_53|, ~#a~0.base=|v_~#a~0.base_227|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_108|, #NULL.base=|v_#NULL.base_32|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_127|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_53|, #StackHeapBarrier=|v_#StackHeapBarrier_61|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_94|, #valid=|v_#valid_418|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_61|, #memory_int=|v_#memory_int_534|, ~#a~0.offset=|v_~#a~0.offset_222|, ~x~0=v_~x~0_170, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_95|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 7357#[L702-6]don't care [661] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_354| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_161|))) (and (= (store |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205| (store (select |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_107|)) |v_#memory_int_436|) (= (select |v_#valid_345| |v_ULTIMATE.start_main_~#t~1#1.base_205|) 1) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_354| |v_ULTIMATE.start_main_~n~0#1_197|) (= |v_#pthreadsForks_83| |v_ULTIMATE.start_main_#t~pre5#1_107|) (= (+ |v_#pthreadsForks_83| 1) |v_#pthreadsForks_82|) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_161|) (select |v_#length_261| |v_ULTIMATE.start_main_~#t~1#1.base_205|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_83|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_437|, #length=|v_#length_261|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_107|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_82|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_436|, #length=|v_#length_261|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 7359#[L703-3]don't care [595] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of3ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_76|) (= |v_thrThread1of3ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of3ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_76|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_76|, thrThread1of3ForFork0_#in~arg.offset=|v_thrThread1of3ForFork0_#in~arg.offset_4|, thrThread1of3ForFork0_~t~0=v_thrThread1of3ForFork0_~t~0_8, thrThread1of3ForFork0_#res.offset=|v_thrThread1of3ForFork0_#res.offset_2|, thrThread1of3ForFork0_#in~arg.base=|v_thrThread1of3ForFork0_#in~arg.base_4|, thrThread1of3ForFork0_#res.base=|v_thrThread1of3ForFork0_#res.base_2|, thrThread1of3ForFork0_~arg.base=v_thrThread1of3ForFork0_~arg.base_4, thrThread1of3ForFork0_thidvar0=v_thrThread1of3ForFork0_thidvar0_2, thrThread1of3ForFork0_~arg.offset=v_thrThread1of3ForFork0_~arg.offset_4} AuxVars[] AssignedVars[thrThread1of3ForFork0_#in~arg.offset, thrThread1of3ForFork0_~t~0, thrThread1of3ForFork0_#res.offset, thrThread1of3ForFork0_#in~arg.base, thrThread1of3ForFork0_#res.base, thrThread1of3ForFork0_~arg.base, thrThread1of3ForFork0_thidvar0, thrThread1of3ForFork0_~arg.offset] 6939#[thrENTRY, L703-4]don't care [618] thrENTRY-->L694: Formula: (and (= |v_thrThread1of3ForFork0_#in~arg.base_5| v_thrThread1of3ForFork0_~arg.base_5) (= v_thrThread1of3ForFork0_~arg.offset_5 |v_thrThread1of3ForFork0_#in~arg.offset_5|) (= v_thrThread1of3ForFork0_~t~0_17 v_~x~0_117)) InVars {thrThread1of3ForFork0_#in~arg.offset=|v_thrThread1of3ForFork0_#in~arg.offset_5|, thrThread1of3ForFork0_#in~arg.base=|v_thrThread1of3ForFork0_#in~arg.base_5|, ~x~0=v_~x~0_117} OutVars{thrThread1of3ForFork0_#in~arg.offset=|v_thrThread1of3ForFork0_#in~arg.offset_5|, thrThread1of3ForFork0_~t~0=v_thrThread1of3ForFork0_~t~0_17, thrThread1of3ForFork0_#in~arg.base=|v_thrThread1of3ForFork0_#in~arg.base_5|, thrThread1of3ForFork0_~arg.base=v_thrThread1of3ForFork0_~arg.base_5, ~x~0=v_~x~0_117, thrThread1of3ForFork0_~arg.offset=v_thrThread1of3ForFork0_~arg.offset_5} AuxVars[] AssignedVars[thrThread1of3ForFork0_~t~0, thrThread1of3ForFork0_~arg.base, thrThread1of3ForFork0_~arg.offset] 6941#[L694, L703-4]don't care [580] L694-->L694-1: Formula: (let ((.cse1 (* v_thrThread1of3ForFork0_~t~0_3 4))) (let ((.cse0 (+ |v_~#a~0.offset_4| .cse1))) (and (= (select |v_#valid_12| |v_~#a~0.base_5|) 1) (<= 0 .cse0) (= |v_#memory_int_11| (store |v_#memory_int_12| |v_~#a~0.base_5| (store (select |v_#memory_int_12| |v_~#a~0.base_5|) .cse0 1))) (<= (+ |v_~#a~0.offset_4| .cse1 4) (select |v_#length_9| |v_~#a~0.base_5|))))) InVars {thrThread1of3ForFork0_~t~0=v_thrThread1of3ForFork0_~t~0_3, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_12|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|} OutVars{thrThread1of3ForFork0_~t~0=v_thrThread1of3ForFork0_~t~0_3, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_11|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|} AuxVars[] AssignedVars[#memory_int] 7389#[L694-1, L703-4]don't care [637] L694-1-->thrEXIT: Formula: (= (+ v_thrThread1of3ForFork0_~t~0_31 1) v_~x~0_132) InVars {thrThread1of3ForFork0_~t~0=v_thrThread1of3ForFork0_~t~0_31} OutVars{thrThread1of3ForFork0_~t~0=v_thrThread1of3ForFork0_~t~0_31, ~x~0=v_~x~0_132} AuxVars[] AssignedVars[~x~0] 7391#[thrEXIT, L703-4]don't care [541] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 7503#[L703-5, thrEXIT]don't care [662] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_357| 1) |v_ULTIMATE.start_main_~i~0#1_356|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_357|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_356|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_45|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 7461#[thrEXIT, L702-6]don't care [643] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_18| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_19| |v_ULTIMATE.start_main_~n~0#1_In_23|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_23|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_19|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_23|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_18|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 7587#[thrEXIT, L705-5]don't care [632] L705-5-->L706-1: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_314| 4))) (let ((.cse1 (+ .cse0 |v_ULTIMATE.start_main_~#t~1#1.offset_139|))) (and (< |v_ULTIMATE.start_main_~i~0#1_314| |v_ULTIMATE.start_main_~n~0#1_181|) (<= (+ .cse0 4 |v_ULTIMATE.start_main_~#t~1#1.offset_139|) (select |v_#length_223| |v_ULTIMATE.start_main_~#t~1#1.base_181|)) (= (select |v_#valid_301| |v_ULTIMATE.start_main_~#t~1#1.base_181|) 1) (= (select (select |v_#memory_int_344| |v_ULTIMATE.start_main_~#t~1#1.base_181|) .cse1) |v_ULTIMATE.start_main_#t~mem8#1_76|) (<= 0 .cse1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_314|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_139|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_181|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_181|, #valid=|v_#valid_301|, #memory_int=|v_#memory_int_344|, #length=|v_#length_223|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_314|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_76|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_139|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_181|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_181|, #valid=|v_#valid_301|, #memory_int=|v_#memory_int_344|, #length=|v_#length_223|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 6729#[thrEXIT, L706-1]don't care [598] thrEXIT-->L706-2: Formula: (= v_thrThread1of3ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem8#1_67| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) InVars {ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_67|, thrThread1of3ForFork0_thidvar0=v_thrThread1of3ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_67|, thrThread1of3ForFork0_thidvar0=v_thrThread1of3ForFork0_thidvar0_4} AuxVars[] AssignedVars[] 6713#[L706-2]don't care [524] L706-2-->L705-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 6535#[L705-2]don't care [654] L705-2-->L705-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_338| (+ |v_ULTIMATE.start_main_~i~0#1_339| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_339|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_338|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_51|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~post7#1] 6537#[L705-5]don't care [652] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~sum~0#1_125| 0) (= |v_ULTIMATE.start_main_~i~0#1_330| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_331| |v_ULTIMATE.start_main_~n~0#1_189|))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_331|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_189|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_330|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_125|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_189|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 7019#[L709-6]don't care [2022-07-22 12:14:27,550 INFO L750 eck$LassoCheckResult]: Loop: 7019#[L709-6]don't care [673] L709-6-->L709-6: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_381| 4))) (let ((.cse0 (+ .cse1 |v_~#a~0.offset_200|))) (and (= (+ (select (select |v_#memory_int_480| |v_~#a~0.base_205|) .cse0) |v_ULTIMATE.start_main_~sum~0#1_160|) |v_ULTIMATE.start_main_~sum~0#1_159|) (<= (+ .cse1 |v_~#a~0.offset_200| 4) (select |v_#length_281| |v_~#a~0.base_205|)) (<= 0 .cse0) (= (select |v_#valid_373| |v_~#a~0.base_205|) 1) (< |v_ULTIMATE.start_main_~i~0#1_381| |v_ULTIMATE.start_main_~n~0#1_219|) (= (+ |v_ULTIMATE.start_main_~i~0#1_381| 1) |v_ULTIMATE.start_main_~i~0#1_380|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_381|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_160|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_219|, #valid=|v_#valid_373|, #memory_int=|v_#memory_int_480|, ~#a~0.base=|v_~#a~0.base_205|, ~#a~0.offset=|v_~#a~0.offset_200|, #length=|v_#length_281|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_380|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_159|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_219|, #valid=|v_#valid_373|, #memory_int=|v_#memory_int_480|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_68|, ~#a~0.base=|v_~#a~0.base_205|, ~#a~0.offset=|v_~#a~0.offset_200|, #length=|v_#length_281|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_98|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 7019#[L709-6]don't care [2022-07-22 12:14:27,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:27,550 INFO L85 PathProgramCache]: Analyzing trace with hash 111023899, now seen corresponding path program 1 times [2022-07-22 12:14:27,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:27,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472492840] [2022-07-22 12:14:27,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:27,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:27,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:27,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:14:27,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:27,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472492840] [2022-07-22 12:14:27,601 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472492840] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:14:27,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676833179] [2022-07-22 12:14:27,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:27,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:14:27,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:14:27,604 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) [2022-07-22 12:14:27,622 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-22 12:14:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:27,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:14:27,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:14:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:14:27,751 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:14:27,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:14:27,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676833179] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:14:27,772 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:14:27,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2022-07-22 12:14:27,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59449277] [2022-07-22 12:14:27,773 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:14:27,773 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:27,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:27,774 INFO L85 PathProgramCache]: Analyzing trace with hash 704, now seen corresponding path program 3 times [2022-07-22 12:14:27,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:27,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662845516] [2022-07-22 12:14:27,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:27,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:27,781 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:27,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:27,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:27,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:27,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 12:14:27,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=30, Unknown=0, NotChecked=0, Total=56 [2022-07-22 12:14:27,821 INFO L87 Difference]: Start difference. First operand 855 states and 2498 transitions. cyclomatic complexity: 1768 Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 7 states have internal predecessors, (32), 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) [2022-07-22 12:14:27,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:27,886 INFO L93 Difference]: Finished difference Result 403 states and 1231 transitions. [2022-07-22 12:14:27,886 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 403 states and 1231 transitions. [2022-07-22 12:14:27,891 INFO L131 ngComponentsAnalysis]: Automaton has 64 accepting balls. 64 [2022-07-22 12:14:27,896 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 403 states to 403 states and 1231 transitions. [2022-07-22 12:14:27,896 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 403 [2022-07-22 12:14:27,897 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 403 [2022-07-22 12:14:27,897 INFO L73 IsDeterministic]: Start isDeterministic. Operand 403 states and 1231 transitions. [2022-07-22 12:14:27,899 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:27,899 INFO L220 hiAutomatonCegarLoop]: Abstraction has 403 states and 1231 transitions. [2022-07-22 12:14:27,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states and 1231 transitions. [2022-07-22 12:14:27,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 403. [2022-07-22 12:14:27,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 403 states have (on average 3.054590570719603) internal successors, (1231), 402 states have internal predecessors, (1231), 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) [2022-07-22 12:14:27,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 1231 transitions. [2022-07-22 12:14:27,913 INFO L242 hiAutomatonCegarLoop]: Abstraction has 403 states and 1231 transitions. [2022-07-22 12:14:27,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 12:14:27,915 INFO L425 stractBuchiCegarLoop]: Abstraction has 403 states and 1231 transitions. [2022-07-22 12:14:27,915 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 12:14:27,915 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 403 states and 1231 transitions. [2022-07-22 12:14:27,918 INFO L131 ngComponentsAnalysis]: Automaton has 64 accepting balls. 64 [2022-07-22 12:14:27,918 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:27,918 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:27,919 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 1, 1, 1, 1, 1] [2022-07-22 12:14:27,919 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:27,920 INFO L748 eck$LassoCheckResult]: Stem: 8995#[ULTIMATE.startENTRY]don't care [685] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_535| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.offset_53| |v_ULTIMATE.start_main_~argv#1.offset_53|) (= 1 (select |v_#valid_419| 1)) (= (select .cse0 0) 48) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_#in~argv#1.base_40| |v_ULTIMATE.start_main_#in~argv#1.base_53|) (= |v_~#a~0.offset_222| 0) (= |v_ULTIMATE.start_main_#in~argv#1.base_53| |v_ULTIMATE.start_main_~argv#1.base_53|) (= 40 (select |v_#length_312| 3)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_69| 0)) (= 3 |v_~#a~0.base_227|) (= (store |v_#valid_419| |v_ULTIMATE.start_main_~#t~1#1.base_253| 1) |v_#valid_418|) (= v_~x~0_170 0) (= |v_ULTIMATE.start_#in~argc#1_40| |v_ULTIMATE.start_main_#in~argc#1_51|) (< |v_#StackHeapBarrier_61| |v_ULTIMATE.start_main_~#t~1#1.base_253|) (= |v_#NULL.base_32| 0) (= |v_ULTIMATE.start_main_~argc#1_49| |v_ULTIMATE.start_main_#in~argc#1_51|) (= (select |v_#valid_419| 0) 0) (= |v_#NULL.offset_32| 0) (= 9 (select |v_#length_312| 2)) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_245|) (<= |v_ULTIMATE.start_main_~n~0#1_245| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|) (= |v_ULTIMATE.start_main_~n~0#1_245| (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_95| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296))))) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_69| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|) (= |v_ULTIMATE.start_main_~i~0#1_408| 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_199|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_53| |v_ULTIMATE.start_#in~argv#1.offset_40|) (= 2 (select |v_#length_312| 1)) (= (select |v_#valid_419| 2) 1) (= (store |v_#length_312| |v_ULTIMATE.start_main_~#t~1#1.base_253| 40) |v_#length_311|) (= (select |v_#valid_419| |v_ULTIMATE.start_main_~#t~1#1.base_253|) 0) (< 0 |v_#StackHeapBarrier_61|) (= (store |v_#memory_int_535| |v_~#a~0.base_227| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_222| 0)) |v_#memory_int_534|) (= 1 (select |v_#valid_419| 3)))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_40|, #StackHeapBarrier=|v_#StackHeapBarrier_61|, #valid=|v_#valid_419|, #memory_int=|v_#memory_int_535|, #length=|v_#length_312|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_40|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_40|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_199|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_86|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_253|, #NULL.offset=|v_#NULL.offset_32|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_53|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_53|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_40|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_408|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_51|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_173|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_245|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_69|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_76|, #length=|v_#length_311|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_71|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_40|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_40|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_49|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_98|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_53|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_53|, ~#a~0.base=|v_~#a~0.base_227|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_108|, #NULL.base=|v_#NULL.base_32|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_127|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_53|, #StackHeapBarrier=|v_#StackHeapBarrier_61|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_94|, #valid=|v_#valid_418|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_61|, #memory_int=|v_#memory_int_534|, ~#a~0.offset=|v_~#a~0.offset_222|, ~x~0=v_~x~0_170, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_53|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_95|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 8981#[L702-6]don't care [661] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_354| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_161|))) (and (= (store |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205| (store (select |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_107|)) |v_#memory_int_436|) (= (select |v_#valid_345| |v_ULTIMATE.start_main_~#t~1#1.base_205|) 1) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_354| |v_ULTIMATE.start_main_~n~0#1_197|) (= |v_#pthreadsForks_83| |v_ULTIMATE.start_main_#t~pre5#1_107|) (= (+ |v_#pthreadsForks_83| 1) |v_#pthreadsForks_82|) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_161|) (select |v_#length_261| |v_ULTIMATE.start_main_~#t~1#1.base_205|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_83|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_437|, #length=|v_#length_261|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_107|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_82|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_436|, #length=|v_#length_261|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 8983#[L703-3]don't care [595] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of3ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_76|) (= |v_thrThread1of3ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of3ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_76|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_76|, thrThread1of3ForFork0_#in~arg.offset=|v_thrThread1of3ForFork0_#in~arg.offset_4|, thrThread1of3ForFork0_~t~0=v_thrThread1of3ForFork0_~t~0_8, thrThread1of3ForFork0_#res.offset=|v_thrThread1of3ForFork0_#res.offset_2|, thrThread1of3ForFork0_#in~arg.base=|v_thrThread1of3ForFork0_#in~arg.base_4|, thrThread1of3ForFork0_#res.base=|v_thrThread1of3ForFork0_#res.base_2|, thrThread1of3ForFork0_~arg.base=v_thrThread1of3ForFork0_~arg.base_4, thrThread1of3ForFork0_thidvar0=v_thrThread1of3ForFork0_thidvar0_2, thrThread1of3ForFork0_~arg.offset=v_thrThread1of3ForFork0_~arg.offset_4} AuxVars[] AssignedVars[thrThread1of3ForFork0_#in~arg.offset, thrThread1of3ForFork0_~t~0, thrThread1of3ForFork0_#res.offset, thrThread1of3ForFork0_#in~arg.base, thrThread1of3ForFork0_#res.base, thrThread1of3ForFork0_~arg.base, thrThread1of3ForFork0_thidvar0, thrThread1of3ForFork0_~arg.offset] 8903#[thrENTRY, L703-4]don't care [541] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 8907#[L703-5, thrENTRY]don't care [662] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_357| 1) |v_ULTIMATE.start_main_~i~0#1_356|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_357|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_356|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_45|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 8753#[thrENTRY, L702-6]don't care [661] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_354| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_161|))) (and (= (store |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205| (store (select |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_107|)) |v_#memory_int_436|) (= (select |v_#valid_345| |v_ULTIMATE.start_main_~#t~1#1.base_205|) 1) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_354| |v_ULTIMATE.start_main_~n~0#1_197|) (= |v_#pthreadsForks_83| |v_ULTIMATE.start_main_#t~pre5#1_107|) (= (+ |v_#pthreadsForks_83| 1) |v_#pthreadsForks_82|) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_161|) (select |v_#length_261| |v_ULTIMATE.start_main_~#t~1#1.base_205|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_83|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_437|, #length=|v_#length_261|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_107|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_82|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_436|, #length=|v_#length_261|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 8755#[thrENTRY, L703-3]don't care [596] L703-3-->thrENTRY: Formula: (and (= v_thrThread2of3ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_78|) (= |v_thrThread2of3ForFork0_#in~arg.offset_4| 0) (= |v_thrThread2of3ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_78|} OutVars{thrThread2of3ForFork0_#res.offset=|v_thrThread2of3ForFork0_#res.offset_2|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_78|, thrThread2of3ForFork0_~arg.offset=v_thrThread2of3ForFork0_~arg.offset_4, thrThread2of3ForFork0_#res.base=|v_thrThread2of3ForFork0_#res.base_2|, thrThread2of3ForFork0_~t~0=v_thrThread2of3ForFork0_~t~0_8, thrThread2of3ForFork0_thidvar0=v_thrThread2of3ForFork0_thidvar0_2, thrThread2of3ForFork0_#in~arg.offset=|v_thrThread2of3ForFork0_#in~arg.offset_4|, thrThread2of3ForFork0_#in~arg.base=|v_thrThread2of3ForFork0_#in~arg.base_4|, thrThread2of3ForFork0_~arg.base=v_thrThread2of3ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread2of3ForFork0_#res.offset, thrThread2of3ForFork0_~arg.offset, thrThread2of3ForFork0_#res.base, thrThread2of3ForFork0_~t~0, thrThread2of3ForFork0_thidvar0, thrThread2of3ForFork0_#in~arg.offset, thrThread2of3ForFork0_#in~arg.base, thrThread2of3ForFork0_~arg.base] 8289#[thrENTRY, L703-4, thrENTRY]don't care [541] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 8295#[thrENTRY, L703-5, thrENTRY]don't care [662] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_357| 1) |v_ULTIMATE.start_main_~i~0#1_356|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_357|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_356|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_45|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 8655#[thrENTRY, L702-6, thrENTRY]don't care [661] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_354| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_161|))) (and (= (store |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205| (store (select |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_107|)) |v_#memory_int_436|) (= (select |v_#valid_345| |v_ULTIMATE.start_main_~#t~1#1.base_205|) 1) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_354| |v_ULTIMATE.start_main_~n~0#1_197|) (= |v_#pthreadsForks_83| |v_ULTIMATE.start_main_#t~pre5#1_107|) (= (+ |v_#pthreadsForks_83| 1) |v_#pthreadsForks_82|) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_161|) (select |v_#length_261| |v_ULTIMATE.start_main_~#t~1#1.base_205|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_83|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_437|, #length=|v_#length_261|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_107|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_82|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_436|, #length=|v_#length_261|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 8621#[thrENTRY, L703-3, thrENTRY]don't care [597] L703-3-->thrENTRY: Formula: (and (= v_thrThread3of3ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_80|) (= |v_thrThread3of3ForFork0_#in~arg.base_4| 0) (= |v_thrThread3of3ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_80|} OutVars{thrThread3of3ForFork0_#res.base=|v_thrThread3of3ForFork0_#res.base_2|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_80|, thrThread3of3ForFork0_#in~arg.base=|v_thrThread3of3ForFork0_#in~arg.base_4|, thrThread3of3ForFork0_#res.offset=|v_thrThread3of3ForFork0_#res.offset_2|, thrThread3of3ForFork0_~arg.offset=v_thrThread3of3ForFork0_~arg.offset_4, thrThread3of3ForFork0_~t~0=v_thrThread3of3ForFork0_~t~0_8, thrThread3of3ForFork0_#in~arg.offset=|v_thrThread3of3ForFork0_#in~arg.offset_4|, thrThread3of3ForFork0_thidvar0=v_thrThread3of3ForFork0_thidvar0_2, thrThread3of3ForFork0_~arg.base=v_thrThread3of3ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread3of3ForFork0_#res.base, thrThread3of3ForFork0_#in~arg.base, thrThread3of3ForFork0_#res.offset, thrThread3of3ForFork0_~arg.offset, thrThread3of3ForFork0_~t~0, thrThread3of3ForFork0_#in~arg.offset, thrThread3of3ForFork0_thidvar0, thrThread3of3ForFork0_~arg.base] 8389#[thrENTRY, thrENTRY, thrENTRY, L703-4]don't care [541] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 8397#[thrENTRY, thrENTRY, thrENTRY, L703-5]don't care [662] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_357| 1) |v_ULTIMATE.start_main_~i~0#1_356|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_357|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_356|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_45|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_61|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 8523#[thrENTRY, thrENTRY, thrENTRY, L702-6]don't care [661] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_354| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_161|))) (and (= (store |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205| (store (select |v_#memory_int_437| |v_ULTIMATE.start_main_~#t~1#1.base_205|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_107|)) |v_#memory_int_436|) (= (select |v_#valid_345| |v_ULTIMATE.start_main_~#t~1#1.base_205|) 1) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_354| |v_ULTIMATE.start_main_~n~0#1_197|) (= |v_#pthreadsForks_83| |v_ULTIMATE.start_main_#t~pre5#1_107|) (= (+ |v_#pthreadsForks_83| 1) |v_#pthreadsForks_82|) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_161|) (select |v_#length_261| |v_ULTIMATE.start_main_~#t~1#1.base_205|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_83|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_437|, #length=|v_#length_261|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_107|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_354|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_161|, #pthreadsForks=|v_#pthreadsForks_82|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_197|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_205|, #valid=|v_#valid_345|, #memory_int=|v_#memory_int_436|, #length=|v_#length_261|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 8453#[thrENTRY, thrENTRY, thrENTRY, L703-3]don't care [593] L703-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 8455#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 12:14:27,920 INFO L750 eck$LassoCheckResult]: Loop: 8455#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY]don't care [594] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 8455#[ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 12:14:27,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:27,921 INFO L85 PathProgramCache]: Analyzing trace with hash -190037168, now seen corresponding path program 1 times [2022-07-22 12:14:27,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:27,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159018520] [2022-07-22 12:14:27,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:27,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:27,944 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:27,967 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:27,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:27,968 INFO L85 PathProgramCache]: Analyzing trace with hash 625, now seen corresponding path program 1 times [2022-07-22 12:14:27,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:27,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704524973] [2022-07-22 12:14:27,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:27,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:27,972 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:27,974 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:27,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:27,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1596184318, now seen corresponding path program 1 times [2022-07-22 12:14:27,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:27,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963011563] [2022-07-22 12:14:27,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:27,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:27,996 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:28,015 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:29,583 WARN L146 chiAutomizerObserver]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 12:14:29,598 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-07-22 12:14:29,601 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 109 transitions, 262 flow [2022-07-22 12:14:29,684 INFO L129 PetriNetUnfolder]: 92/686 cut-off events. [2022-07-22 12:14:29,684 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2022-07-22 12:14:29,686 INFO L84 FinitePrefix]: Finished finitePrefix Result has 741 conditions, 686 events. 92/686 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2935 event pairs, 6 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 395. Up to 32 conditions per place. [2022-07-22 12:14:29,687 INFO L82 GeneralOperation]: Start removeDead. Operand has 107 places, 109 transitions, 262 flow [2022-07-22 12:14:29,696 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 107 places, 109 transitions, 262 flow [2022-07-22 12:14:29,697 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-22 12:14:29,697 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 109 transitions, 262 flow [2022-07-22 12:14:29,697 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 109 transitions, 262 flow [2022-07-22 12:14:29,697 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 109 transitions, 262 flow [2022-07-22 12:14:29,780 INFO L129 PetriNetUnfolder]: 92/686 cut-off events. [2022-07-22 12:14:29,781 INFO L130 PetriNetUnfolder]: For 48/48 co-relation queries the response was YES. [2022-07-22 12:14:29,783 INFO L84 FinitePrefix]: Finished finitePrefix Result has 741 conditions, 686 events. 92/686 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2872 event pairs, 6 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 395. Up to 32 conditions per place. [2022-07-22 12:14:29,799 INFO L116 LiptonReduction]: Number of co-enabled transitions 2400 [2022-07-22 12:14:32,455 INFO L131 LiptonReduction]: Checked pairs total: 8421 [2022-07-22 12:14:32,456 INFO L133 LiptonReduction]: Total number of compositions: 89 [2022-07-22 12:14:32,458 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:14:32,458 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:14:32,459 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:14:32,459 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:14:32,459 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:14:32,459 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:14:32,459 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:14:32,459 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:14:32,459 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:14:32,976 INFO L131 ngComponentsAnalysis]: Automaton has 881 accepting balls. 881 [2022-07-22 12:14:32,976 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:32,976 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:32,977 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:32,977 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:32,977 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 12:14:32,977 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 4856 states, but on-demand construction may add more states [2022-07-22 12:14:33,065 INFO L131 ngComponentsAnalysis]: Automaton has 881 accepting balls. 881 [2022-07-22 12:14:33,065 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:33,065 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:33,066 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:33,066 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:33,067 INFO L748 eck$LassoCheckResult]: Stem: 110#[ULTIMATE.startENTRY]don't care [890] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse1 (select |v_#memory_int_827| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.base_76| |v_ULTIMATE.start_main_~argv#1.base_74|) (= v_~x~0_259 0) (= (select |v_#valid_642| |v_ULTIMATE.start_main_~#t~1#1.base_356|) 0) (= |v_#NULL.offset_37| 0) (= 40 (select |v_#length_479| 3)) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_98| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|) (= 2 (select |v_#length_479| 1)) (= (select |v_#valid_642| 1) 1) (= |v_ULTIMATE.start_main_#in~argv#1.offset_76| |v_ULTIMATE.start_main_~argv#1.offset_74|) (= 3 |v_~#a~0.base_353|) (= |v_#NULL.base_37| 0) (= (select |v_#valid_642| 3) 1) (= |v_ULTIMATE.start_main_~argc#1_70| |v_ULTIMATE.start_main_#in~argc#1_74|) (= |v_ULTIMATE.start_#in~argv#1.base_51| |v_ULTIMATE.start_main_#in~argv#1.base_76|) (= (select |v_#valid_642| 2) 1) (= 9 (select |v_#length_479| 2)) (= |v_ULTIMATE.start_main_~n~0#1_349| (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~nondet3#1_142| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) (= (select |v_#valid_642| 0) 0) (= (store |v_#memory_int_827| |v_~#a~0.base_353| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_348| 0)) |v_#memory_int_826|) (< 0 |v_#StackHeapBarrier_88|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_76| |v_ULTIMATE.start_#in~argv#1.offset_51|) (= |v_ULTIMATE.start_#in~argc#1_51| |v_ULTIMATE.start_main_#in~argc#1_74|) (< |v_#StackHeapBarrier_88| |v_ULTIMATE.start_main_~#t~1#1.base_356|) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_274|) (= (select .cse1 0) 48) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_349|) (<= |v_ULTIMATE.start_main_~n~0#1_349| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|) (= (store |v_#length_479| |v_ULTIMATE.start_main_~#t~1#1.base_356| 40) |v_#length_478|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_98| 0)) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_main_~i~0#1_571| 0) (= |v_#valid_641| (store |v_#valid_642| |v_ULTIMATE.start_main_~#t~1#1.base_356| 1)) (= |v_~#a~0.offset_348| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_51|, #StackHeapBarrier=|v_#StackHeapBarrier_88|, #valid=|v_#valid_642|, #memory_int=|v_#memory_int_827|, #length=|v_#length_479|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_51|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_51|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_274|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_131|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_356|, #NULL.offset=|v_#NULL.offset_37|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_74|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_74|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_51|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_571|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_74|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_234|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_349|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_98|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_108|, #length=|v_#length_478|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_103|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_51|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_51|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_70|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_169|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_79|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_76|, ~#a~0.base=|v_~#a~0.base_353|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_166|, #NULL.base=|v_#NULL.base_37|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_171|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_76|, #StackHeapBarrier=|v_#StackHeapBarrier_88|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_141|, #valid=|v_#valid_641|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_87|, #memory_int=|v_#memory_int_826|, ~#a~0.offset=|v_~#a~0.offset_348|, ~x~0=v_~x~0_259, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_142|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 113#[L702-6]don't care [848] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_26| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_29| |v_ULTIMATE.start_main_~n~0#1_In_33|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_33|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_29|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_33|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_26|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 115#[L705-5]don't care [858] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~sum~0#1_192| 0) (= |v_ULTIMATE.start_main_~i~0#1_489| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_490| |v_ULTIMATE.start_main_~n~0#1_285|))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_490|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_285|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_489|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_192|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_285|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 121#[L709-6]don't care [2022-07-22 12:14:33,067 INFO L750 eck$LassoCheckResult]: Loop: 121#[L709-6]don't care [869] L709-6-->L709-6: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_524| 4))) (let ((.cse1 (+ |v_~#a~0.offset_300| .cse0))) (and (= (select |v_#valid_529| |v_~#a~0.base_305|) 1) (= (+ |v_ULTIMATE.start_main_~i~0#1_524| 1) |v_ULTIMATE.start_main_~i~0#1_523|) (<= (+ |v_~#a~0.offset_300| .cse0 4) (select |v_#length_412| |v_~#a~0.base_305|)) (= (+ |v_ULTIMATE.start_main_~sum~0#1_205| (select (select |v_#memory_int_732| |v_~#a~0.base_305|) .cse1)) |v_ULTIMATE.start_main_~sum~0#1_204|) (< |v_ULTIMATE.start_main_~i~0#1_524| |v_ULTIMATE.start_main_~n~0#1_307|) (<= 0 .cse1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_524|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_205|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_307|, #valid=|v_#valid_529|, #memory_int=|v_#memory_int_732|, ~#a~0.base=|v_~#a~0.base_305|, ~#a~0.offset=|v_~#a~0.offset_300|, #length=|v_#length_412|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_523|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_204|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_307|, #valid=|v_#valid_529|, #memory_int=|v_#memory_int_732|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_96|, ~#a~0.base=|v_~#a~0.base_305|, ~#a~0.offset=|v_~#a~0.offset_300|, #length=|v_#length_412|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 121#[L709-6]don't care [2022-07-22 12:14:33,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:33,068 INFO L85 PathProgramCache]: Analyzing trace with hash 912227, now seen corresponding path program 1 times [2022-07-22 12:14:33,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:33,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637110854] [2022-07-22 12:14:33,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:33,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:33,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:33,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:33,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637110854] [2022-07-22 12:14:33,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637110854] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:14:33,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:14:33,105 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:14:33,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280303068] [2022-07-22 12:14:33,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:14:33,106 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:33,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:33,106 INFO L85 PathProgramCache]: Analyzing trace with hash 900, now seen corresponding path program 1 times [2022-07-22 12:14:33,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:33,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457114389] [2022-07-22 12:14:33,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:33,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:33,112 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:33,116 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:33,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:33,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:14:33,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:14:33,152 INFO L87 Difference]: Start difference. First operand currently 4856 states, but on-demand construction may add more states Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-07-22 12:14:33,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:33,273 INFO L93 Difference]: Finished difference Result 4857 states and 17685 transitions. [2022-07-22 12:14:33,273 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4857 states and 17685 transitions. [2022-07-22 12:14:33,418 INFO L131 ngComponentsAnalysis]: Automaton has 881 accepting balls. 881 [2022-07-22 12:14:33,506 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4857 states to 4231 states and 15559 transitions. [2022-07-22 12:14:33,506 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4231 [2022-07-22 12:14:33,519 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4231 [2022-07-22 12:14:33,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4231 states and 15559 transitions. [2022-07-22 12:14:33,534 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:33,534 INFO L220 hiAutomatonCegarLoop]: Abstraction has 4231 states and 15559 transitions. [2022-07-22 12:14:33,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4231 states and 15559 transitions. [2022-07-22 12:14:33,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4231 to 4231. [2022-07-22 12:14:33,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4231 states, 4231 states have (on average 3.677381233750886) internal successors, (15559), 4230 states have internal predecessors, (15559), 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) [2022-07-22 12:14:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4231 states to 4231 states and 15559 transitions. [2022-07-22 12:14:33,715 INFO L242 hiAutomatonCegarLoop]: Abstraction has 4231 states and 15559 transitions. [2022-07-22 12:14:33,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:14:33,718 INFO L425 stractBuchiCegarLoop]: Abstraction has 4231 states and 15559 transitions. [2022-07-22 12:14:33,718 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 12:14:33,719 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4231 states and 15559 transitions. [2022-07-22 12:14:33,843 INFO L131 ngComponentsAnalysis]: Automaton has 881 accepting balls. 881 [2022-07-22 12:14:33,843 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:33,843 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:33,843 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:14:33,844 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:33,844 INFO L748 eck$LassoCheckResult]: Stem: 22974#[ULTIMATE.startENTRY]don't care [890] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse1 (select |v_#memory_int_827| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.base_76| |v_ULTIMATE.start_main_~argv#1.base_74|) (= v_~x~0_259 0) (= (select |v_#valid_642| |v_ULTIMATE.start_main_~#t~1#1.base_356|) 0) (= |v_#NULL.offset_37| 0) (= 40 (select |v_#length_479| 3)) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_98| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|) (= 2 (select |v_#length_479| 1)) (= (select |v_#valid_642| 1) 1) (= |v_ULTIMATE.start_main_#in~argv#1.offset_76| |v_ULTIMATE.start_main_~argv#1.offset_74|) (= 3 |v_~#a~0.base_353|) (= |v_#NULL.base_37| 0) (= (select |v_#valid_642| 3) 1) (= |v_ULTIMATE.start_main_~argc#1_70| |v_ULTIMATE.start_main_#in~argc#1_74|) (= |v_ULTIMATE.start_#in~argv#1.base_51| |v_ULTIMATE.start_main_#in~argv#1.base_76|) (= (select |v_#valid_642| 2) 1) (= 9 (select |v_#length_479| 2)) (= |v_ULTIMATE.start_main_~n~0#1_349| (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~nondet3#1_142| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) (= (select |v_#valid_642| 0) 0) (= (store |v_#memory_int_827| |v_~#a~0.base_353| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_348| 0)) |v_#memory_int_826|) (< 0 |v_#StackHeapBarrier_88|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_76| |v_ULTIMATE.start_#in~argv#1.offset_51|) (= |v_ULTIMATE.start_#in~argc#1_51| |v_ULTIMATE.start_main_#in~argc#1_74|) (< |v_#StackHeapBarrier_88| |v_ULTIMATE.start_main_~#t~1#1.base_356|) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_274|) (= (select .cse1 0) 48) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_349|) (<= |v_ULTIMATE.start_main_~n~0#1_349| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|) (= (store |v_#length_479| |v_ULTIMATE.start_main_~#t~1#1.base_356| 40) |v_#length_478|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_98| 0)) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_main_~i~0#1_571| 0) (= |v_#valid_641| (store |v_#valid_642| |v_ULTIMATE.start_main_~#t~1#1.base_356| 1)) (= |v_~#a~0.offset_348| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_51|, #StackHeapBarrier=|v_#StackHeapBarrier_88|, #valid=|v_#valid_642|, #memory_int=|v_#memory_int_827|, #length=|v_#length_479|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_51|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_51|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_274|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_131|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_356|, #NULL.offset=|v_#NULL.offset_37|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_74|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_74|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_51|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_571|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_74|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_234|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_349|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_98|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_108|, #length=|v_#length_478|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_103|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_51|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_51|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_70|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_169|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_79|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_76|, ~#a~0.base=|v_~#a~0.base_353|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_166|, #NULL.base=|v_#NULL.base_37|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_171|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_76|, #StackHeapBarrier=|v_#StackHeapBarrier_88|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_141|, #valid=|v_#valid_641|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_87|, #memory_int=|v_#memory_int_826|, ~#a~0.offset=|v_~#a~0.offset_348|, ~x~0=v_~x~0_259, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_142|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 22976#[L702-6]don't care [854] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_475| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_214|))) (and (= (store |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270| (store (select |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_157|)) |v_#memory_int_646|) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_475| |v_ULTIMATE.start_main_~n~0#1_275|) (= (select |v_#valid_483| |v_ULTIMATE.start_main_~#t~1#1.base_270|) 1) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_214|) (select |v_#length_370| |v_ULTIMATE.start_main_~#t~1#1.base_270|)) (= (+ |v_#pthreadsForks_124| 1) |v_#pthreadsForks_123|) (= |v_ULTIMATE.start_main_#t~pre5#1_157| |v_#pthreadsForks_124|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_124|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_647|, #length=|v_#length_370|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_157|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_123|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_646|, #length=|v_#length_370|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 23140#[L703-3]don't care [794] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of4ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_142|) (= |v_thrThread1of4ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of4ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_142|} OutVars{thrThread1of4ForFork0_~arg.base=v_thrThread1of4ForFork0_~arg.base_4, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_142|, thrThread1of4ForFork0_#in~arg.offset=|v_thrThread1of4ForFork0_#in~arg.offset_4|, thrThread1of4ForFork0_#res.base=|v_thrThread1of4ForFork0_#res.base_2|, thrThread1of4ForFork0_~t~0=v_thrThread1of4ForFork0_~t~0_8, thrThread1of4ForFork0_~arg.offset=v_thrThread1of4ForFork0_~arg.offset_4, thrThread1of4ForFork0_thidvar0=v_thrThread1of4ForFork0_thidvar0_2, thrThread1of4ForFork0_#in~arg.base=|v_thrThread1of4ForFork0_#in~arg.base_4|, thrThread1of4ForFork0_#res.offset=|v_thrThread1of4ForFork0_#res.offset_2|} AuxVars[] AssignedVars[thrThread1of4ForFork0_~arg.base, thrThread1of4ForFork0_#in~arg.offset, thrThread1of4ForFork0_#res.base, thrThread1of4ForFork0_~t~0, thrThread1of4ForFork0_~arg.offset, thrThread1of4ForFork0_thidvar0, thrThread1of4ForFork0_#in~arg.base, thrThread1of4ForFork0_#res.offset] 22736#[L703-4, thrENTRY]don't care [735] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 22740#[L703-5, thrENTRY]don't care [857] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_486| 1) |v_ULTIMATE.start_main_~i~0#1_485|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_486|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_485|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_67|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_89|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 22872#[L702-6, thrENTRY]don't care [848] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_26| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_29| |v_ULTIMATE.start_main_~n~0#1_In_33|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_33|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_29|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_33|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_26|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 22906#[L705-5, thrENTRY]don't care [858] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~sum~0#1_192| 0) (= |v_ULTIMATE.start_main_~i~0#1_489| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_490| |v_ULTIMATE.start_main_~n~0#1_285|))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_490|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_285|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_489|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_192|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_285|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 15314#[L709-6, thrENTRY]don't care [2022-07-22 12:14:33,844 INFO L750 eck$LassoCheckResult]: Loop: 15314#[L709-6, thrENTRY]don't care [869] L709-6-->L709-6: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_524| 4))) (let ((.cse1 (+ |v_~#a~0.offset_300| .cse0))) (and (= (select |v_#valid_529| |v_~#a~0.base_305|) 1) (= (+ |v_ULTIMATE.start_main_~i~0#1_524| 1) |v_ULTIMATE.start_main_~i~0#1_523|) (<= (+ |v_~#a~0.offset_300| .cse0 4) (select |v_#length_412| |v_~#a~0.base_305|)) (= (+ |v_ULTIMATE.start_main_~sum~0#1_205| (select (select |v_#memory_int_732| |v_~#a~0.base_305|) .cse1)) |v_ULTIMATE.start_main_~sum~0#1_204|) (< |v_ULTIMATE.start_main_~i~0#1_524| |v_ULTIMATE.start_main_~n~0#1_307|) (<= 0 .cse1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_524|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_205|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_307|, #valid=|v_#valid_529|, #memory_int=|v_#memory_int_732|, ~#a~0.base=|v_~#a~0.base_305|, ~#a~0.offset=|v_~#a~0.offset_300|, #length=|v_#length_412|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_523|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_204|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_307|, #valid=|v_#valid_529|, #memory_int=|v_#memory_int_732|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_96|, ~#a~0.base=|v_~#a~0.base_305|, ~#a~0.offset=|v_~#a~0.offset_300|, #length=|v_#length_412|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 15314#[L709-6, thrENTRY]don't care [2022-07-22 12:14:33,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:33,845 INFO L85 PathProgramCache]: Analyzing trace with hash 782617921, now seen corresponding path program 1 times [2022-07-22 12:14:33,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:33,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372876268] [2022-07-22 12:14:33,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:33,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:33,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:33,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:33,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372876268] [2022-07-22 12:14:33,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372876268] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:14:33,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [997828998] [2022-07-22 12:14:33,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:33,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:14:33,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:14:33,890 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) [2022-07-22 12:14:33,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-22 12:14:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:33,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:14:33,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:14:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:33,984 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:14:34,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:34,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [997828998] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:14:34,001 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:14:34,001 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2022-07-22 12:14:34,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50416207] [2022-07-22 12:14:34,006 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:14:34,006 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:34,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:34,013 INFO L85 PathProgramCache]: Analyzing trace with hash 900, now seen corresponding path program 2 times [2022-07-22 12:14:34,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:34,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950071540] [2022-07-22 12:14:34,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:34,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:34,024 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:34,029 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:34,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:34,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-22 12:14:34,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-22 12:14:34,064 INFO L87 Difference]: Start difference. First operand 4231 states and 15559 transitions. cyclomatic complexity: 12209 Second operand has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 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) [2022-07-22 12:14:34,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:34,223 INFO L93 Difference]: Finished difference Result 4626 states and 16133 transitions. [2022-07-22 12:14:34,223 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4626 states and 16133 transitions. [2022-07-22 12:14:34,286 INFO L131 ngComponentsAnalysis]: Automaton has 625 accepting balls. 625 [2022-07-22 12:14:34,360 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4626 states to 4626 states and 16133 transitions. [2022-07-22 12:14:34,360 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4626 [2022-07-22 12:14:34,373 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4626 [2022-07-22 12:14:34,374 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4626 states and 16133 transitions. [2022-07-22 12:14:34,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:34,389 INFO L220 hiAutomatonCegarLoop]: Abstraction has 4626 states and 16133 transitions. [2022-07-22 12:14:34,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4626 states and 16133 transitions. [2022-07-22 12:14:34,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4626 to 4059. [2022-07-22 12:14:34,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4059 states, 4059 states have (on average 3.5806848977580685) internal successors, (14534), 4058 states have internal predecessors, (14534), 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) [2022-07-22 12:14:34,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 14534 transitions. [2022-07-22 12:14:34,754 INFO L242 hiAutomatonCegarLoop]: Abstraction has 4059 states and 14534 transitions. [2022-07-22 12:14:34,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:14:34,758 INFO L425 stractBuchiCegarLoop]: Abstraction has 4059 states and 14534 transitions. [2022-07-22 12:14:34,759 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 12:14:34,759 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4059 states and 14534 transitions. [2022-07-22 12:14:34,795 INFO L131 ngComponentsAnalysis]: Automaton has 625 accepting balls. 625 [2022-07-22 12:14:34,795 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:34,795 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:34,797 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:14:34,797 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:34,798 INFO L748 eck$LassoCheckResult]: Stem: 35702#[ULTIMATE.startENTRY]don't care [890] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse1 (select |v_#memory_int_827| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.base_76| |v_ULTIMATE.start_main_~argv#1.base_74|) (= v_~x~0_259 0) (= (select |v_#valid_642| |v_ULTIMATE.start_main_~#t~1#1.base_356|) 0) (= |v_#NULL.offset_37| 0) (= 40 (select |v_#length_479| 3)) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_98| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|) (= 2 (select |v_#length_479| 1)) (= (select |v_#valid_642| 1) 1) (= |v_ULTIMATE.start_main_#in~argv#1.offset_76| |v_ULTIMATE.start_main_~argv#1.offset_74|) (= 3 |v_~#a~0.base_353|) (= |v_#NULL.base_37| 0) (= (select |v_#valid_642| 3) 1) (= |v_ULTIMATE.start_main_~argc#1_70| |v_ULTIMATE.start_main_#in~argc#1_74|) (= |v_ULTIMATE.start_#in~argv#1.base_51| |v_ULTIMATE.start_main_#in~argv#1.base_76|) (= (select |v_#valid_642| 2) 1) (= 9 (select |v_#length_479| 2)) (= |v_ULTIMATE.start_main_~n~0#1_349| (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~nondet3#1_142| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) (= (select |v_#valid_642| 0) 0) (= (store |v_#memory_int_827| |v_~#a~0.base_353| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_348| 0)) |v_#memory_int_826|) (< 0 |v_#StackHeapBarrier_88|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_76| |v_ULTIMATE.start_#in~argv#1.offset_51|) (= |v_ULTIMATE.start_#in~argc#1_51| |v_ULTIMATE.start_main_#in~argc#1_74|) (< |v_#StackHeapBarrier_88| |v_ULTIMATE.start_main_~#t~1#1.base_356|) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_274|) (= (select .cse1 0) 48) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_349|) (<= |v_ULTIMATE.start_main_~n~0#1_349| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|) (= (store |v_#length_479| |v_ULTIMATE.start_main_~#t~1#1.base_356| 40) |v_#length_478|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_98| 0)) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_main_~i~0#1_571| 0) (= |v_#valid_641| (store |v_#valid_642| |v_ULTIMATE.start_main_~#t~1#1.base_356| 1)) (= |v_~#a~0.offset_348| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_51|, #StackHeapBarrier=|v_#StackHeapBarrier_88|, #valid=|v_#valid_642|, #memory_int=|v_#memory_int_827|, #length=|v_#length_479|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_51|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_51|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_274|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_131|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_356|, #NULL.offset=|v_#NULL.offset_37|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_74|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_74|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_51|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_571|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_74|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_234|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_349|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_98|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_108|, #length=|v_#length_478|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_103|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_51|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_51|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_70|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_169|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_79|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_76|, ~#a~0.base=|v_~#a~0.base_353|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_166|, #NULL.base=|v_#NULL.base_37|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_171|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_76|, #StackHeapBarrier=|v_#StackHeapBarrier_88|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_141|, #valid=|v_#valid_641|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_87|, #memory_int=|v_#memory_int_826|, ~#a~0.offset=|v_~#a~0.offset_348|, ~x~0=v_~x~0_259, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_142|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 35704#[L702-6]don't care [854] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_475| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_214|))) (and (= (store |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270| (store (select |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_157|)) |v_#memory_int_646|) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_475| |v_ULTIMATE.start_main_~n~0#1_275|) (= (select |v_#valid_483| |v_ULTIMATE.start_main_~#t~1#1.base_270|) 1) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_214|) (select |v_#length_370| |v_ULTIMATE.start_main_~#t~1#1.base_270|)) (= (+ |v_#pthreadsForks_124| 1) |v_#pthreadsForks_123|) (= |v_ULTIMATE.start_main_#t~pre5#1_157| |v_#pthreadsForks_124|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_124|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_647|, #length=|v_#length_370|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_157|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_123|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_646|, #length=|v_#length_370|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 35916#[L703-3]don't care [794] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of4ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_142|) (= |v_thrThread1of4ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of4ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_142|} OutVars{thrThread1of4ForFork0_~arg.base=v_thrThread1of4ForFork0_~arg.base_4, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_142|, thrThread1of4ForFork0_#in~arg.offset=|v_thrThread1of4ForFork0_#in~arg.offset_4|, thrThread1of4ForFork0_#res.base=|v_thrThread1of4ForFork0_#res.base_2|, thrThread1of4ForFork0_~t~0=v_thrThread1of4ForFork0_~t~0_8, thrThread1of4ForFork0_~arg.offset=v_thrThread1of4ForFork0_~arg.offset_4, thrThread1of4ForFork0_thidvar0=v_thrThread1of4ForFork0_thidvar0_2, thrThread1of4ForFork0_#in~arg.base=|v_thrThread1of4ForFork0_#in~arg.base_4|, thrThread1of4ForFork0_#res.offset=|v_thrThread1of4ForFork0_#res.offset_2|} AuxVars[] AssignedVars[thrThread1of4ForFork0_~arg.base, thrThread1of4ForFork0_#in~arg.offset, thrThread1of4ForFork0_#res.base, thrThread1of4ForFork0_~t~0, thrThread1of4ForFork0_~arg.offset, thrThread1of4ForFork0_thidvar0, thrThread1of4ForFork0_#in~arg.base, thrThread1of4ForFork0_#res.offset] 35464#[L703-4, thrENTRY]don't care [825] thrENTRY-->L694: Formula: (and (= |v_thrThread1of4ForFork0_#in~arg.base_5| v_thrThread1of4ForFork0_~arg.base_5) (= v_thrThread1of4ForFork0_~arg.offset_5 |v_thrThread1of4ForFork0_#in~arg.offset_5|) (= v_thrThread1of4ForFork0_~t~0_25 v_~x~0_196)) InVars {thrThread1of4ForFork0_#in~arg.offset=|v_thrThread1of4ForFork0_#in~arg.offset_5|, ~x~0=v_~x~0_196, thrThread1of4ForFork0_#in~arg.base=|v_thrThread1of4ForFork0_#in~arg.base_5|} OutVars{thrThread1of4ForFork0_~arg.base=v_thrThread1of4ForFork0_~arg.base_5, thrThread1of4ForFork0_#in~arg.offset=|v_thrThread1of4ForFork0_#in~arg.offset_5|, thrThread1of4ForFork0_~t~0=v_thrThread1of4ForFork0_~t~0_25, thrThread1of4ForFork0_~arg.offset=v_thrThread1of4ForFork0_~arg.offset_5, ~x~0=v_~x~0_196, thrThread1of4ForFork0_#in~arg.base=|v_thrThread1of4ForFork0_#in~arg.base_5|} AuxVars[] AssignedVars[thrThread1of4ForFork0_~arg.base, thrThread1of4ForFork0_~t~0, thrThread1of4ForFork0_~arg.offset] 35466#[L694, L703-4]don't care [774] L694-->L694-1: Formula: (let ((.cse1 (* v_thrThread1of4ForFork0_~t~0_3 4))) (let ((.cse0 (+ |v_~#a~0.offset_4| .cse1))) (and (= (select |v_#valid_12| |v_~#a~0.base_5|) 1) (<= 0 .cse0) (<= (+ |v_~#a~0.offset_4| .cse1 4) (select |v_#length_9| |v_~#a~0.base_5|)) (= (store |v_#memory_int_12| |v_~#a~0.base_5| (store (select |v_#memory_int_12| |v_~#a~0.base_5|) .cse0 1)) |v_#memory_int_11|)))) InVars {thrThread1of4ForFork0_~t~0=v_thrThread1of4ForFork0_~t~0_3, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_12|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|} OutVars{thrThread1of4ForFork0_~t~0=v_thrThread1of4ForFork0_~t~0_3, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_11|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|} AuxVars[] AssignedVars[#memory_int] 35918#[L694-1, L703-4]don't care [811] L694-1-->thrEXIT: Formula: (= (+ v_thrThread1of4ForFork0_~t~0_19 1) v_~x~0_185) InVars {thrThread1of4ForFork0_~t~0=v_thrThread1of4ForFork0_~t~0_19} OutVars{thrThread1of4ForFork0_~t~0=v_thrThread1of4ForFork0_~t~0_19, ~x~0=v_~x~0_185} AuxVars[] AssignedVars[~x~0] 34112#[thrEXIT, L703-4]don't care [735] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 31800#[thrEXIT, L703-5]don't care [857] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_486| 1) |v_ULTIMATE.start_main_~i~0#1_485|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_486|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_485|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_67|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_89|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 31774#[thrEXIT, L702-6]don't care [848] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_26| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_29| |v_ULTIMATE.start_main_~n~0#1_In_33|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_33|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_29|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_33|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_26|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 31776#[thrEXIT, L705-5]don't care [818] L705-5-->L706-1: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_443| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_204|))) (and (= (select |v_#valid_457| |v_ULTIMATE.start_main_~#t~1#1.base_258|) 1) (< |v_ULTIMATE.start_main_~i~0#1_443| |v_ULTIMATE.start_main_~n~0#1_261|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~mem8#1_99| (select (select |v_#memory_int_620| |v_ULTIMATE.start_main_~#t~1#1.base_258|) .cse0)) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_204|) (select |v_#length_350| |v_ULTIMATE.start_main_~#t~1#1.base_258|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_443|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_204|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_261|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_258|, #valid=|v_#valid_457|, #memory_int=|v_#memory_int_620|, #length=|v_#length_350|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_443|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_99|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_204|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_261|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_258|, #valid=|v_#valid_457|, #memory_int=|v_#memory_int_620|, #length=|v_#length_350|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 28664#[thrEXIT, L706-1]don't care [798] thrEXIT-->L706-2: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem8#1_92| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thrThread1of4ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_92|, thrThread1of4ForFork0_thidvar0=v_thrThread1of4ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_92|, thrThread1of4ForFork0_thidvar0=v_thrThread1of4ForFork0_thidvar0_4} AuxVars[] AssignedVars[] 32434#[L706-2]don't care [718] L706-2-->L705-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 28824#[L705-2]don't care [862] L705-2-->L705-5: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_502| 1) |v_ULTIMATE.start_main_~i~0#1_501|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_502|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_501|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_73|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~post7#1] 28826#[L705-5]don't care [858] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~sum~0#1_192| 0) (= |v_ULTIMATE.start_main_~i~0#1_489| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_490| |v_ULTIMATE.start_main_~n~0#1_285|))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_490|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_285|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_489|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_192|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_285|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 35126#[L709-6]don't care [2022-07-22 12:14:34,799 INFO L750 eck$LassoCheckResult]: Loop: 35126#[L709-6]don't care [869] L709-6-->L709-6: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_524| 4))) (let ((.cse1 (+ |v_~#a~0.offset_300| .cse0))) (and (= (select |v_#valid_529| |v_~#a~0.base_305|) 1) (= (+ |v_ULTIMATE.start_main_~i~0#1_524| 1) |v_ULTIMATE.start_main_~i~0#1_523|) (<= (+ |v_~#a~0.offset_300| .cse0 4) (select |v_#length_412| |v_~#a~0.base_305|)) (= (+ |v_ULTIMATE.start_main_~sum~0#1_205| (select (select |v_#memory_int_732| |v_~#a~0.base_305|) .cse1)) |v_ULTIMATE.start_main_~sum~0#1_204|) (< |v_ULTIMATE.start_main_~i~0#1_524| |v_ULTIMATE.start_main_~n~0#1_307|) (<= 0 .cse1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_524|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_205|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_307|, #valid=|v_#valid_529|, #memory_int=|v_#memory_int_732|, ~#a~0.base=|v_~#a~0.base_305|, ~#a~0.offset=|v_~#a~0.offset_300|, #length=|v_#length_412|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_523|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_204|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_307|, #valid=|v_#valid_529|, #memory_int=|v_#memory_int_732|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_96|, ~#a~0.base=|v_~#a~0.base_305|, ~#a~0.offset=|v_~#a~0.offset_300|, #length=|v_#length_412|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 35126#[L709-6]don't care [2022-07-22 12:14:34,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:34,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1755267273, now seen corresponding path program 1 times [2022-07-22 12:14:34,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:34,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98695938] [2022-07-22 12:14:34,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:34,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:34,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:14:34,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:34,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98695938] [2022-07-22 12:14:34,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98695938] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:14:34,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1475553069] [2022-07-22 12:14:34,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:34,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:14:34,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:14:34,869 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) [2022-07-22 12:14:34,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-22 12:14:34,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:34,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:14:34,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:14:35,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:14:35,016 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:14:35,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:14:35,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1475553069] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:14:35,037 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:14:35,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2022-07-22 12:14:35,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228671485] [2022-07-22 12:14:35,038 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:14:35,038 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:35,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:35,039 INFO L85 PathProgramCache]: Analyzing trace with hash 900, now seen corresponding path program 3 times [2022-07-22 12:14:35,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:35,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332233401] [2022-07-22 12:14:35,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:35,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:35,046 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:35,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:35,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:35,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 12:14:35,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2022-07-22 12:14:35,087 INFO L87 Difference]: Start difference. First operand 4059 states and 14534 transitions. cyclomatic complexity: 11100 Second operand has 8 states, 8 states have (on average 4.0) internal successors, (32), 7 states have internal predecessors, (32), 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) [2022-07-22 12:14:35,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:35,222 INFO L93 Difference]: Finished difference Result 3975 states and 14195 transitions. [2022-07-22 12:14:35,222 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3975 states and 14195 transitions. [2022-07-22 12:14:35,276 INFO L131 ngComponentsAnalysis]: Automaton has 625 accepting balls. 625 [2022-07-22 12:14:35,437 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3975 states to 3975 states and 14195 transitions. [2022-07-22 12:14:35,438 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3975 [2022-07-22 12:14:35,447 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3975 [2022-07-22 12:14:35,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3975 states and 14195 transitions. [2022-07-22 12:14:35,459 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:35,459 INFO L220 hiAutomatonCegarLoop]: Abstraction has 3975 states and 14195 transitions. [2022-07-22 12:14:35,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3975 states and 14195 transitions. [2022-07-22 12:14:35,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3975 to 3975. [2022-07-22 12:14:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3975 states, 3975 states have (on average 3.571069182389937) internal successors, (14195), 3974 states have internal predecessors, (14195), 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) [2022-07-22 12:14:35,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 14195 transitions. [2022-07-22 12:14:35,654 INFO L242 hiAutomatonCegarLoop]: Abstraction has 3975 states and 14195 transitions. [2022-07-22 12:14:35,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 12:14:35,655 INFO L425 stractBuchiCegarLoop]: Abstraction has 3975 states and 14195 transitions. [2022-07-22 12:14:35,655 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 12:14:35,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3975 states and 14195 transitions. [2022-07-22 12:14:35,694 INFO L131 ngComponentsAnalysis]: Automaton has 625 accepting balls. 625 [2022-07-22 12:14:35,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:35,694 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:35,695 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 4, 4, 1, 1, 1, 1, 1, 1] [2022-07-22 12:14:35,695 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:35,697 INFO L748 eck$LassoCheckResult]: Stem: 47784#[ULTIMATE.startENTRY]don't care [890] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse1 (select |v_#memory_int_827| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.base_76| |v_ULTIMATE.start_main_~argv#1.base_74|) (= v_~x~0_259 0) (= (select |v_#valid_642| |v_ULTIMATE.start_main_~#t~1#1.base_356|) 0) (= |v_#NULL.offset_37| 0) (= 40 (select |v_#length_479| 3)) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_98| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|) (= 2 (select |v_#length_479| 1)) (= (select |v_#valid_642| 1) 1) (= |v_ULTIMATE.start_main_#in~argv#1.offset_76| |v_ULTIMATE.start_main_~argv#1.offset_74|) (= 3 |v_~#a~0.base_353|) (= |v_#NULL.base_37| 0) (= (select |v_#valid_642| 3) 1) (= |v_ULTIMATE.start_main_~argc#1_70| |v_ULTIMATE.start_main_#in~argc#1_74|) (= |v_ULTIMATE.start_#in~argv#1.base_51| |v_ULTIMATE.start_main_#in~argv#1.base_76|) (= (select |v_#valid_642| 2) 1) (= 9 (select |v_#length_479| 2)) (= |v_ULTIMATE.start_main_~n~0#1_349| (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~nondet3#1_142| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296))))) (= (select |v_#valid_642| 0) 0) (= (store |v_#memory_int_827| |v_~#a~0.base_353| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_348| 0)) |v_#memory_int_826|) (< 0 |v_#StackHeapBarrier_88|) (= |v_ULTIMATE.start_main_#in~argv#1.offset_76| |v_ULTIMATE.start_#in~argv#1.offset_51|) (= |v_ULTIMATE.start_#in~argc#1_51| |v_ULTIMATE.start_main_#in~argc#1_74|) (< |v_#StackHeapBarrier_88| |v_ULTIMATE.start_main_~#t~1#1.base_356|) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_274|) (= (select .cse1 0) 48) (= (ite (and (<= 5 |v_ULTIMATE.start_main_~n~0#1_349|) (<= |v_ULTIMATE.start_main_~n~0#1_349| 10)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|) (= (store |v_#length_479| |v_ULTIMATE.start_main_~#t~1#1.base_356| 40) |v_#length_478|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_98| 0)) (= (select .cse1 1) 0) (= |v_ULTIMATE.start_main_~i~0#1_571| 0) (= |v_#valid_641| (store |v_#valid_642| |v_ULTIMATE.start_main_~#t~1#1.base_356| 1)) (= |v_~#a~0.offset_348| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_51|, #StackHeapBarrier=|v_#StackHeapBarrier_88|, #valid=|v_#valid_642|, #memory_int=|v_#memory_int_827|, #length=|v_#length_479|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_51|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_51|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_274|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_131|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_356|, #NULL.offset=|v_#NULL.offset_37|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_74|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_74|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_51|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_571|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_74|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_234|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_349|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_98|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_108|, #length=|v_#length_478|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_103|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_51|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_51|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_70|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_169|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_79|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_76|, ~#a~0.base=|v_~#a~0.base_353|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_166|, #NULL.base=|v_#NULL.base_37|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_171|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_76|, #StackHeapBarrier=|v_#StackHeapBarrier_88|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_141|, #valid=|v_#valid_641|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_87|, #memory_int=|v_#memory_int_826|, ~#a~0.offset=|v_~#a~0.offset_348|, ~x~0=v_~x~0_259, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_76|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_142|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 47786#[L702-6]don't care [854] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_475| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_214|))) (and (= (store |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270| (store (select |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_157|)) |v_#memory_int_646|) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_475| |v_ULTIMATE.start_main_~n~0#1_275|) (= (select |v_#valid_483| |v_ULTIMATE.start_main_~#t~1#1.base_270|) 1) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_214|) (select |v_#length_370| |v_ULTIMATE.start_main_~#t~1#1.base_270|)) (= (+ |v_#pthreadsForks_124| 1) |v_#pthreadsForks_123|) (= |v_ULTIMATE.start_main_#t~pre5#1_157| |v_#pthreadsForks_124|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_124|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_647|, #length=|v_#length_370|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_157|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_123|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_646|, #length=|v_#length_370|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 47948#[L703-3]don't care [794] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of4ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_142|) (= |v_thrThread1of4ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of4ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_142|} OutVars{thrThread1of4ForFork0_~arg.base=v_thrThread1of4ForFork0_~arg.base_4, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_142|, thrThread1of4ForFork0_#in~arg.offset=|v_thrThread1of4ForFork0_#in~arg.offset_4|, thrThread1of4ForFork0_#res.base=|v_thrThread1of4ForFork0_#res.base_2|, thrThread1of4ForFork0_~t~0=v_thrThread1of4ForFork0_~t~0_8, thrThread1of4ForFork0_~arg.offset=v_thrThread1of4ForFork0_~arg.offset_4, thrThread1of4ForFork0_thidvar0=v_thrThread1of4ForFork0_thidvar0_2, thrThread1of4ForFork0_#in~arg.base=|v_thrThread1of4ForFork0_#in~arg.base_4|, thrThread1of4ForFork0_#res.offset=|v_thrThread1of4ForFork0_#res.offset_2|} AuxVars[] AssignedVars[thrThread1of4ForFork0_~arg.base, thrThread1of4ForFork0_#in~arg.offset, thrThread1of4ForFork0_#res.base, thrThread1of4ForFork0_~t~0, thrThread1of4ForFork0_~arg.offset, thrThread1of4ForFork0_thidvar0, thrThread1of4ForFork0_#in~arg.base, thrThread1of4ForFork0_#res.offset] 47560#[L703-4, thrENTRY]don't care [735] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 47564#[L703-5, thrENTRY]don't care [857] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_486| 1) |v_ULTIMATE.start_main_~i~0#1_485|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_486|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_485|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_67|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_89|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 47684#[L702-6, thrENTRY]don't care [854] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_475| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_214|))) (and (= (store |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270| (store (select |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_157|)) |v_#memory_int_646|) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_475| |v_ULTIMATE.start_main_~n~0#1_275|) (= (select |v_#valid_483| |v_ULTIMATE.start_main_~#t~1#1.base_270|) 1) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_214|) (select |v_#length_370| |v_ULTIMATE.start_main_~#t~1#1.base_270|)) (= (+ |v_#pthreadsForks_124| 1) |v_#pthreadsForks_123|) (= |v_ULTIMATE.start_main_#t~pre5#1_157| |v_#pthreadsForks_124|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_124|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_647|, #length=|v_#length_370|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_157|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_123|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_646|, #length=|v_#length_370|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 44626#[L703-3, thrENTRY]don't care [795] L703-3-->thrENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre5#1_144| v_thrThread2of4ForFork0_thidvar0_2) (= |v_thrThread2of4ForFork0_#in~arg.offset_4| 0) (= |v_thrThread2of4ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_144|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_144|, thrThread2of4ForFork0_#in~arg.base=|v_thrThread2of4ForFork0_#in~arg.base_4|, thrThread2of4ForFork0_#res.base=|v_thrThread2of4ForFork0_#res.base_2|, thrThread2of4ForFork0_~arg.base=v_thrThread2of4ForFork0_~arg.base_4, thrThread2of4ForFork0_~t~0=v_thrThread2of4ForFork0_~t~0_8, thrThread2of4ForFork0_~arg.offset=v_thrThread2of4ForFork0_~arg.offset_4, thrThread2of4ForFork0_#in~arg.offset=|v_thrThread2of4ForFork0_#in~arg.offset_4|, thrThread2of4ForFork0_thidvar0=v_thrThread2of4ForFork0_thidvar0_2, thrThread2of4ForFork0_#res.offset=|v_thrThread2of4ForFork0_#res.offset_2|} AuxVars[] AssignedVars[thrThread2of4ForFork0_#in~arg.base, thrThread2of4ForFork0_#res.base, thrThread2of4ForFork0_~arg.base, thrThread2of4ForFork0_~t~0, thrThread2of4ForFork0_~arg.offset, thrThread2of4ForFork0_#in~arg.offset, thrThread2of4ForFork0_thidvar0, thrThread2of4ForFork0_#res.offset] 43090#[L703-4, thrENTRY, thrENTRY]don't care [735] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 43094#[thrENTRY, L703-5, thrENTRY]don't care [857] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_486| 1) |v_ULTIMATE.start_main_~i~0#1_485|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_486|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_485|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_67|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_89|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 42066#[thrENTRY, L702-6, thrENTRY]don't care [854] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_475| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_214|))) (and (= (store |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270| (store (select |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_157|)) |v_#memory_int_646|) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_475| |v_ULTIMATE.start_main_~n~0#1_275|) (= (select |v_#valid_483| |v_ULTIMATE.start_main_~#t~1#1.base_270|) 1) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_214|) (select |v_#length_370| |v_ULTIMATE.start_main_~#t~1#1.base_270|)) (= (+ |v_#pthreadsForks_124| 1) |v_#pthreadsForks_123|) (= |v_ULTIMATE.start_main_#t~pre5#1_157| |v_#pthreadsForks_124|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_124|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_647|, #length=|v_#length_370|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_157|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_123|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_646|, #length=|v_#length_370|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 42068#[thrENTRY, thrENTRY, L703-3]don't care [796] L703-3-->thrENTRY: Formula: (and (= v_thrThread3of4ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_146|) (= |v_thrThread3of4ForFork0_#in~arg.base_4| 0) (= |v_thrThread3of4ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_146|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_146|, thrThread3of4ForFork0_#in~arg.base=|v_thrThread3of4ForFork0_#in~arg.base_4|, thrThread3of4ForFork0_#res.base=|v_thrThread3of4ForFork0_#res.base_2|, thrThread3of4ForFork0_~arg.offset=v_thrThread3of4ForFork0_~arg.offset_4, thrThread3of4ForFork0_~arg.base=v_thrThread3of4ForFork0_~arg.base_4, thrThread3of4ForFork0_thidvar0=v_thrThread3of4ForFork0_thidvar0_2, thrThread3of4ForFork0_~t~0=v_thrThread3of4ForFork0_~t~0_8, thrThread3of4ForFork0_#in~arg.offset=|v_thrThread3of4ForFork0_#in~arg.offset_4|, thrThread3of4ForFork0_#res.offset=|v_thrThread3of4ForFork0_#res.offset_2|} AuxVars[] AssignedVars[thrThread3of4ForFork0_#in~arg.base, thrThread3of4ForFork0_#res.base, thrThread3of4ForFork0_~arg.offset, thrThread3of4ForFork0_~arg.base, thrThread3of4ForFork0_thidvar0, thrThread3of4ForFork0_~t~0, thrThread3of4ForFork0_#in~arg.offset, thrThread3of4ForFork0_#res.offset] 47488#[thrENTRY, thrENTRY, thrENTRY, L703-4]don't care [735] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 47492#[thrENTRY, thrENTRY, thrENTRY, L703-5]don't care [857] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_486| 1) |v_ULTIMATE.start_main_~i~0#1_485|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_486|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_485|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_67|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_89|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 47104#[thrENTRY, thrENTRY, thrENTRY, L702-6]don't care [854] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_475| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_214|))) (and (= (store |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270| (store (select |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_157|)) |v_#memory_int_646|) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_475| |v_ULTIMATE.start_main_~n~0#1_275|) (= (select |v_#valid_483| |v_ULTIMATE.start_main_~#t~1#1.base_270|) 1) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_214|) (select |v_#length_370| |v_ULTIMATE.start_main_~#t~1#1.base_270|)) (= (+ |v_#pthreadsForks_124| 1) |v_#pthreadsForks_123|) (= |v_ULTIMATE.start_main_#t~pre5#1_157| |v_#pthreadsForks_124|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_124|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_647|, #length=|v_#length_370|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_157|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_123|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_646|, #length=|v_#length_370|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 46942#[thrENTRY, thrENTRY, L703-3, thrENTRY]don't care [797] L703-3-->thrENTRY: Formula: (and (= |v_thrThread4of4ForFork0_#in~arg.offset_4| 0) (= |v_thrThread4of4ForFork0_#in~arg.base_4| 0) (= v_thrThread4of4ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_148|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_148|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_148|, thrThread4of4ForFork0_~arg.base=v_thrThread4of4ForFork0_~arg.base_4, thrThread4of4ForFork0_#res.offset=|v_thrThread4of4ForFork0_#res.offset_2|, thrThread4of4ForFork0_~arg.offset=v_thrThread4of4ForFork0_~arg.offset_4, thrThread4of4ForFork0_~t~0=v_thrThread4of4ForFork0_~t~0_8, thrThread4of4ForFork0_#res.base=|v_thrThread4of4ForFork0_#res.base_2|, thrThread4of4ForFork0_thidvar0=v_thrThread4of4ForFork0_thidvar0_2, thrThread4of4ForFork0_#in~arg.base=|v_thrThread4of4ForFork0_#in~arg.base_4|, thrThread4of4ForFork0_#in~arg.offset=|v_thrThread4of4ForFork0_#in~arg.offset_4|} AuxVars[] AssignedVars[thrThread4of4ForFork0_~arg.base, thrThread4of4ForFork0_#res.offset, thrThread4of4ForFork0_~arg.offset, thrThread4of4ForFork0_~t~0, thrThread4of4ForFork0_#res.base, thrThread4of4ForFork0_thidvar0, thrThread4of4ForFork0_#in~arg.base, thrThread4of4ForFork0_#in~arg.offset] 44892#[L703-4, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [735] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 44896#[thrENTRY, thrENTRY, thrENTRY, thrENTRY, L703-5]don't care [857] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_486| 1) |v_ULTIMATE.start_main_~i~0#1_485|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_486|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_485|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_67|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_89|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 45374#[thrENTRY, thrENTRY, thrENTRY, thrENTRY, L702-6]don't care [854] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_475| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_214|))) (and (= (store |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270| (store (select |v_#memory_int_647| |v_ULTIMATE.start_main_~#t~1#1.base_270|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_157|)) |v_#memory_int_646|) (<= 0 .cse0) (< |v_ULTIMATE.start_main_~i~0#1_475| |v_ULTIMATE.start_main_~n~0#1_275|) (= (select |v_#valid_483| |v_ULTIMATE.start_main_~#t~1#1.base_270|) 1) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_214|) (select |v_#length_370| |v_ULTIMATE.start_main_~#t~1#1.base_270|)) (= (+ |v_#pthreadsForks_124| 1) |v_#pthreadsForks_123|) (= |v_ULTIMATE.start_main_#t~pre5#1_157| |v_#pthreadsForks_124|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_124|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_647|, #length=|v_#length_370|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_157|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_475|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_214|, #pthreadsForks=|v_#pthreadsForks_123|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_275|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_270|, #valid=|v_#valid_483|, #memory_int=|v_#memory_int_646|, #length=|v_#length_370|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 45380#[thrENTRY, L703-3, thrENTRY, thrENTRY, thrENTRY]don't care [792] L703-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 45430#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 12:14:35,697 INFO L750 eck$LassoCheckResult]: Loop: 45430#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY]don't care [793] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 45430#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 12:14:35,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:35,697 INFO L85 PathProgramCache]: Analyzing trace with hash 583066713, now seen corresponding path program 1 times [2022-07-22 12:14:35,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:35,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561251388] [2022-07-22 12:14:35,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:35,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:35,720 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:35,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:35,739 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:35,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:35,740 INFO L85 PathProgramCache]: Analyzing trace with hash 824, now seen corresponding path program 1 times [2022-07-22 12:14:35,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:35,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147431472] [2022-07-22 12:14:35,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:35,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:35,744 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:35,746 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:35,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:35,747 INFO L85 PathProgramCache]: Analyzing trace with hash 895199712, now seen corresponding path program 1 times [2022-07-22 12:14:35,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:35,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028884880] [2022-07-22 12:14:35,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:35,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:35,781 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:35,831 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:38,116 WARN L146 chiAutomizerObserver]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 12:14:38,141 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2022-07-22 12:14:38,144 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 116 transitions, 292 flow [2022-07-22 12:14:38,376 INFO L129 PetriNetUnfolder]: 190/1296 cut-off events. [2022-07-22 12:14:38,376 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2022-07-22 12:14:38,380 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1407 conditions, 1296 events. 190/1296 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 7383 event pairs, 23 based on Foata normal form. 0/1123 useless extension candidates. Maximal degree in co-relation 730. Up to 80 conditions per place. [2022-07-22 12:14:38,380 INFO L82 GeneralOperation]: Start removeDead. Operand has 115 places, 116 transitions, 292 flow [2022-07-22 12:14:38,400 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 115 places, 116 transitions, 292 flow [2022-07-22 12:14:38,400 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-22 12:14:38,401 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 115 places, 116 transitions, 292 flow [2022-07-22 12:14:38,401 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 115 places, 116 transitions, 292 flow [2022-07-22 12:14:38,401 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 115 places, 116 transitions, 292 flow [2022-07-22 12:14:38,595 INFO L129 PetriNetUnfolder]: 190/1296 cut-off events. [2022-07-22 12:14:38,595 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2022-07-22 12:14:38,600 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1407 conditions, 1296 events. 190/1296 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 7191 event pairs, 23 based on Foata normal form. 0/1123 useless extension candidates. Maximal degree in co-relation 730. Up to 80 conditions per place. [2022-07-22 12:14:38,630 INFO L116 LiptonReduction]: Number of co-enabled transitions 3200 [2022-07-22 12:14:41,087 INFO L131 LiptonReduction]: Checked pairs total: 10879 [2022-07-22 12:14:41,088 INFO L133 LiptonReduction]: Total number of compositions: 89 [2022-07-22 12:14:41,089 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:14:41,089 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:14:41,089 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:14:41,089 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:14:41,090 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:14:41,090 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:14:41,090 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:14:41,090 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:14:41,090 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:14:43,491 INFO L131 ngComponentsAnalysis]: Automaton has 4149 accepting balls. 4149 [2022-07-22 12:14:43,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:43,492 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:43,494 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:43,494 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:43,494 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 12:14:43,494 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 23184 states, but on-demand construction may add more states [2022-07-22 12:14:44,022 INFO L131 ngComponentsAnalysis]: Automaton has 4149 accepting balls. 4149 [2022-07-22 12:14:44,022 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:44,022 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:44,024 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:14:44,024 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:44,025 INFO L748 eck$LassoCheckResult]: Stem: 118#[ULTIMATE.startENTRY]don't care [1102] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_1090| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.offset_97| |v_ULTIMATE.start_main_~argv#1.offset_91|) (= (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_431| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_431|)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|) (= (select |v_#valid_832| |v_ULTIMATE.start_main_~#t~1#1.base_471|) 0) (= |v_~#a~0.offset_458| 0) (= |v_#NULL.base_48| 0) (= |v_#NULL.offset_48| 0) (= 3 |v_~#a~0.base_463|) (< |v_#StackHeapBarrier_111| |v_ULTIMATE.start_main_~#t~1#1.base_471|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_127| 0)) (< 0 |v_#StackHeapBarrier_111|) (= |v_#valid_831| (store |v_#valid_832| |v_ULTIMATE.start_main_~#t~1#1.base_471| 1)) (= (store |v_#length_622| |v_ULTIMATE.start_main_~#t~1#1.base_471| 40) |v_#length_621|) (= v_~x~0_362 0) (= (select |v_#valid_832| 0) 0) (= |v_ULTIMATE.start_main_#in~argv#1.offset_97| |v_ULTIMATE.start_#in~argv#1.offset_62|) (= |v_ULTIMATE.start_#in~argv#1.base_62| |v_ULTIMATE.start_main_#in~argv#1.base_97|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_127| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|) (= (select .cse0 1) 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_361|) (= (select .cse0 0) 48) (= 1 (select |v_#valid_832| 2)) (= (select |v_#valid_832| 3) 1) (= (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_181| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ (- 4294967296) .cse1))) |v_ULTIMATE.start_main_~n~0#1_431|) (= 2 (select |v_#length_622| 1)) (= 40 (select |v_#length_622| 3)) (= |v_ULTIMATE.start_main_#in~argv#1.base_97| |v_ULTIMATE.start_main_~argv#1.base_91|) (= |v_ULTIMATE.start_main_~argc#1_85| |v_ULTIMATE.start_main_#in~argc#1_95|) (= |v_ULTIMATE.start_#in~argc#1_62| |v_ULTIMATE.start_main_#in~argc#1_95|) (= |v_#memory_int_1089| (store |v_#memory_int_1090| |v_~#a~0.base_463| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_458| 0))) (= (select |v_#valid_832| 1) 1) (= (select |v_#length_622| 2) 9) (= |v_ULTIMATE.start_main_~i~0#1_729| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_62|, #StackHeapBarrier=|v_#StackHeapBarrier_111|, #valid=|v_#valid_832|, #memory_int=|v_#memory_int_1090|, #length=|v_#length_622|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_62|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_62|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_361|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_178|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_471|, #NULL.offset=|v_#NULL.offset_48|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_91|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_91|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_62|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_729|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_95|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_287|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_431|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_127|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_132|, #length=|v_#length_621|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_132|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_62|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_62|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_85|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_224|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_102|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_97|, ~#a~0.base=|v_~#a~0.base_463|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_198|, #NULL.base=|v_#NULL.base_48|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_245|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_97|, #StackHeapBarrier=|v_#StackHeapBarrier_111|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_180|, #valid=|v_#valid_831|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_109|, #memory_int=|v_#memory_int_1089|, ~#a~0.offset=|v_~#a~0.offset_458|, ~x~0=v_~x~0_362, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_181|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 121#[L702-6]don't care [1060] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_34| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_33| |v_ULTIMATE.start_main_~n~0#1_In_37|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_37|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_33|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_37|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_34|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 123#[L705-5]don't care [1075] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_649| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_650| |v_ULTIMATE.start_main_~n~0#1_385|)) (= |v_ULTIMATE.start_main_~sum~0#1_265| 0)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_650|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_385|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_649|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_265|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_385|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 127#[L709-6]don't care [2022-07-22 12:14:44,025 INFO L750 eck$LassoCheckResult]: Loop: 127#[L709-6]don't care [1091] L709-6-->L709-6: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_700| 4))) (let ((.cse0 (+ |v_~#a~0.offset_432| .cse1))) (and (<= 0 .cse0) (= |v_ULTIMATE.start_main_~sum~0#1_277| (+ |v_ULTIMATE.start_main_~sum~0#1_278| (select (select |v_#memory_int_1041| |v_~#a~0.base_437|) .cse0))) (= (+ |v_ULTIMATE.start_main_~i~0#1_700| 1) |v_ULTIMATE.start_main_~i~0#1_699|) (< |v_ULTIMATE.start_main_~i~0#1_700| |v_ULTIMATE.start_main_~n~0#1_409|) (<= (+ |v_~#a~0.offset_432| 4 .cse1) (select |v_#length_587| |v_~#a~0.base_437|)) (= (select |v_#valid_783| |v_~#a~0.base_437|) 1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_700|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_278|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_409|, #valid=|v_#valid_783|, #memory_int=|v_#memory_int_1041|, ~#a~0.base=|v_~#a~0.base_437|, ~#a~0.offset=|v_~#a~0.offset_432|, #length=|v_#length_587|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_699|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_277|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_409|, #valid=|v_#valid_783|, #memory_int=|v_#memory_int_1041|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_126|, ~#a~0.base=|v_~#a~0.base_437|, ~#a~0.offset=|v_~#a~0.offset_432|, #length=|v_#length_587|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_192|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 127#[L709-6]don't care [2022-07-22 12:14:44,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:44,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1122748, now seen corresponding path program 1 times [2022-07-22 12:14:44,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:44,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898759175] [2022-07-22 12:14:44,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:44,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:44,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:44,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898759175] [2022-07-22 12:14:44,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898759175] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:14:44,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:14:44,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:14:44,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348516116] [2022-07-22 12:14:44,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:14:44,058 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:44,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:44,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1122, now seen corresponding path program 1 times [2022-07-22 12:14:44,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:44,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709225289] [2022-07-22 12:14:44,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:44,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:44,065 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:44,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:44,069 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:44,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:44,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:14:44,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:14:44,110 INFO L87 Difference]: Start difference. First operand currently 23184 states, but on-demand construction may add more states Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-07-22 12:14:44,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:44,470 INFO L93 Difference]: Finished difference Result 23185 states and 99200 transitions. [2022-07-22 12:14:44,471 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23185 states and 99200 transitions. [2022-07-22 12:14:45,215 INFO L131 ngComponentsAnalysis]: Automaton has 4149 accepting balls. 4149 [2022-07-22 12:14:45,717 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23185 states to 20059 states and 86699 transitions. [2022-07-22 12:14:45,717 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20059 [2022-07-22 12:14:45,819 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20059 [2022-07-22 12:14:45,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20059 states and 86699 transitions. [2022-07-22 12:14:45,912 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:45,912 INFO L220 hiAutomatonCegarLoop]: Abstraction has 20059 states and 86699 transitions. [2022-07-22 12:14:45,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20059 states and 86699 transitions. [2022-07-22 12:14:46,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20059 to 20059. [2022-07-22 12:14:47,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20059 states, 20059 states have (on average 4.322199511441248) internal successors, (86699), 20058 states have internal predecessors, (86699), 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) [2022-07-22 12:14:47,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20059 states to 20059 states and 86699 transitions. [2022-07-22 12:14:47,211 INFO L242 hiAutomatonCegarLoop]: Abstraction has 20059 states and 86699 transitions. [2022-07-22 12:14:47,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:14:47,216 INFO L425 stractBuchiCegarLoop]: Abstraction has 20059 states and 86699 transitions. [2022-07-22 12:14:47,216 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 12:14:47,216 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20059 states and 86699 transitions. [2022-07-22 12:14:47,621 INFO L131 ngComponentsAnalysis]: Automaton has 4149 accepting balls. 4149 [2022-07-22 12:14:47,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:47,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:47,623 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:14:47,623 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:47,623 INFO L748 eck$LassoCheckResult]: Stem: 106374#[ULTIMATE.startENTRY]don't care [1102] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_1090| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.offset_97| |v_ULTIMATE.start_main_~argv#1.offset_91|) (= (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_431| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_431|)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|) (= (select |v_#valid_832| |v_ULTIMATE.start_main_~#t~1#1.base_471|) 0) (= |v_~#a~0.offset_458| 0) (= |v_#NULL.base_48| 0) (= |v_#NULL.offset_48| 0) (= 3 |v_~#a~0.base_463|) (< |v_#StackHeapBarrier_111| |v_ULTIMATE.start_main_~#t~1#1.base_471|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_127| 0)) (< 0 |v_#StackHeapBarrier_111|) (= |v_#valid_831| (store |v_#valid_832| |v_ULTIMATE.start_main_~#t~1#1.base_471| 1)) (= (store |v_#length_622| |v_ULTIMATE.start_main_~#t~1#1.base_471| 40) |v_#length_621|) (= v_~x~0_362 0) (= (select |v_#valid_832| 0) 0) (= |v_ULTIMATE.start_main_#in~argv#1.offset_97| |v_ULTIMATE.start_#in~argv#1.offset_62|) (= |v_ULTIMATE.start_#in~argv#1.base_62| |v_ULTIMATE.start_main_#in~argv#1.base_97|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_127| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|) (= (select .cse0 1) 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_361|) (= (select .cse0 0) 48) (= 1 (select |v_#valid_832| 2)) (= (select |v_#valid_832| 3) 1) (= (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_181| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ (- 4294967296) .cse1))) |v_ULTIMATE.start_main_~n~0#1_431|) (= 2 (select |v_#length_622| 1)) (= 40 (select |v_#length_622| 3)) (= |v_ULTIMATE.start_main_#in~argv#1.base_97| |v_ULTIMATE.start_main_~argv#1.base_91|) (= |v_ULTIMATE.start_main_~argc#1_85| |v_ULTIMATE.start_main_#in~argc#1_95|) (= |v_ULTIMATE.start_#in~argc#1_62| |v_ULTIMATE.start_main_#in~argc#1_95|) (= |v_#memory_int_1089| (store |v_#memory_int_1090| |v_~#a~0.base_463| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_458| 0))) (= (select |v_#valid_832| 1) 1) (= (select |v_#length_622| 2) 9) (= |v_ULTIMATE.start_main_~i~0#1_729| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_62|, #StackHeapBarrier=|v_#StackHeapBarrier_111|, #valid=|v_#valid_832|, #memory_int=|v_#memory_int_1090|, #length=|v_#length_622|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_62|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_62|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_361|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_178|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_471|, #NULL.offset=|v_#NULL.offset_48|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_91|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_91|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_62|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_729|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_95|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_287|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_431|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_127|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_132|, #length=|v_#length_621|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_132|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_62|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_62|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_85|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_224|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_102|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_97|, ~#a~0.base=|v_~#a~0.base_463|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_198|, #NULL.base=|v_#NULL.base_48|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_245|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_97|, #StackHeapBarrier=|v_#StackHeapBarrier_111|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_180|, #valid=|v_#valid_831|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_109|, #memory_int=|v_#memory_int_1089|, ~#a~0.offset=|v_~#a~0.offset_458|, ~x~0=v_~x~0_362, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_181|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 106376#[L702-6]don't care [1068] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_643| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_301|))) (and (= |v_ULTIMATE.start_main_#t~pre5#1_217| |v_#pthreadsForks_154|) (= |v_#memory_int_911| (store |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385| (store (select |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_217|))) (= (select |v_#valid_692| |v_ULTIMATE.start_main_~#t~1#1.base_385|) 1) (< |v_ULTIMATE.start_main_~i~0#1_643| |v_ULTIMATE.start_main_~n~0#1_381|) (= (+ |v_#pthreadsForks_154| 1) |v_#pthreadsForks_153|) (<= 0 .cse0) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_301|) (select |v_#length_523| |v_ULTIMATE.start_main_~#t~1#1.base_385|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_154|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_912|, #length=|v_#length_523|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_217|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_153|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_911|, #length=|v_#length_523|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 109622#[L703-3]don't care [1004] L703-3-->thrENTRY: Formula: (and (= |v_thrThread1of5ForFork0_#in~arg.offset_4| 0) (= v_thrThread1of5ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_188|) (= |v_thrThread1of5ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_188|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_188|, thrThread1of5ForFork0_~arg.offset=v_thrThread1of5ForFork0_~arg.offset_4, thrThread1of5ForFork0_#res.offset=|v_thrThread1of5ForFork0_#res.offset_2|, thrThread1of5ForFork0_~arg.base=v_thrThread1of5ForFork0_~arg.base_4, thrThread1of5ForFork0_thidvar0=v_thrThread1of5ForFork0_thidvar0_2, thrThread1of5ForFork0_#in~arg.base=|v_thrThread1of5ForFork0_#in~arg.base_4|, thrThread1of5ForFork0_#in~arg.offset=|v_thrThread1of5ForFork0_#in~arg.offset_4|, thrThread1of5ForFork0_~t~0=v_thrThread1of5ForFork0_~t~0_8, thrThread1of5ForFork0_#res.base=|v_thrThread1of5ForFork0_#res.base_2|} AuxVars[] AssignedVars[thrThread1of5ForFork0_~arg.offset, thrThread1of5ForFork0_#res.offset, thrThread1of5ForFork0_~arg.base, thrThread1of5ForFork0_thidvar0, thrThread1of5ForFork0_#in~arg.base, thrThread1of5ForFork0_#in~arg.offset, thrThread1of5ForFork0_~t~0, thrThread1of5ForFork0_#res.base] 107736#[thrENTRY, L703-4]don't care [940] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 93912#[thrENTRY, L703-5]don't care [1078] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_668| 1) |v_ULTIMATE.start_main_~i~0#1_667|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_668|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_667|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_94|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_122|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 93916#[thrENTRY, L702-6]don't care [1060] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_34| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_33| |v_ULTIMATE.start_main_~n~0#1_In_37|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_37|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_33|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_37|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_34|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 109702#[thrENTRY, L705-5]don't care [1075] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_649| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_650| |v_ULTIMATE.start_main_~n~0#1_385|)) (= |v_ULTIMATE.start_main_~sum~0#1_265| 0)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_650|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_385|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_649|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_265|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_385|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 102070#[thrENTRY, L709-6]don't care [2022-07-22 12:14:47,624 INFO L750 eck$LassoCheckResult]: Loop: 102070#[thrENTRY, L709-6]don't care [1091] L709-6-->L709-6: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_700| 4))) (let ((.cse0 (+ |v_~#a~0.offset_432| .cse1))) (and (<= 0 .cse0) (= |v_ULTIMATE.start_main_~sum~0#1_277| (+ |v_ULTIMATE.start_main_~sum~0#1_278| (select (select |v_#memory_int_1041| |v_~#a~0.base_437|) .cse0))) (= (+ |v_ULTIMATE.start_main_~i~0#1_700| 1) |v_ULTIMATE.start_main_~i~0#1_699|) (< |v_ULTIMATE.start_main_~i~0#1_700| |v_ULTIMATE.start_main_~n~0#1_409|) (<= (+ |v_~#a~0.offset_432| 4 .cse1) (select |v_#length_587| |v_~#a~0.base_437|)) (= (select |v_#valid_783| |v_~#a~0.base_437|) 1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_700|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_278|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_409|, #valid=|v_#valid_783|, #memory_int=|v_#memory_int_1041|, ~#a~0.base=|v_~#a~0.base_437|, ~#a~0.offset=|v_~#a~0.offset_432|, #length=|v_#length_587|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_699|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_277|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_409|, #valid=|v_#valid_783|, #memory_int=|v_#memory_int_1041|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_126|, ~#a~0.base=|v_~#a~0.base_437|, ~#a~0.offset=|v_~#a~0.offset_432|, #length=|v_#length_587|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_192|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 102070#[thrENTRY, L709-6]don't care [2022-07-22 12:14:47,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:47,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1986774022, now seen corresponding path program 1 times [2022-07-22 12:14:47,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:47,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422019561] [2022-07-22 12:14:47,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:47,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:47,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:47,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:47,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422019561] [2022-07-22 12:14:47,661 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422019561] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:14:47,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1104905432] [2022-07-22 12:14:47,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:47,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:14:47,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:14:47,682 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) [2022-07-22 12:14:47,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-07-22 12:14:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:47,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:14:47,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:14:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:47,780 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:14:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:14:47,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1104905432] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:14:47,796 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:14:47,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2022-07-22 12:14:47,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737274627] [2022-07-22 12:14:47,796 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:14:47,797 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:47,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:47,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1122, now seen corresponding path program 2 times [2022-07-22 12:14:47,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:47,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828802874] [2022-07-22 12:14:47,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:47,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:47,805 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:47,809 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:47,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:47,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-22 12:14:47,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-22 12:14:47,845 INFO L87 Difference]: Start difference. First operand 20059 states and 86699 transitions. cyclomatic complexity: 70789 Second operand has 7 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 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) [2022-07-22 12:14:48,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:48,316 INFO L93 Difference]: Finished difference Result 22442 states and 92912 transitions. [2022-07-22 12:14:48,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22442 states and 92912 transitions. [2022-07-22 12:14:48,829 INFO L131 ngComponentsAnalysis]: Automaton has 3125 accepting balls. 3125 [2022-07-22 12:14:49,295 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22442 states to 22442 states and 92912 transitions. [2022-07-22 12:14:49,296 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22442 [2022-07-22 12:14:49,367 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22442 [2022-07-22 12:14:49,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22442 states and 92912 transitions. [2022-07-22 12:14:49,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:49,428 INFO L220 hiAutomatonCegarLoop]: Abstraction has 22442 states and 92912 transitions. [2022-07-22 12:14:49,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22442 states and 92912 transitions. [2022-07-22 12:14:50,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22442 to 19375. [2022-07-22 12:14:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19375 states, 19375 states have (on average 4.236903225806452) internal successors, (82090), 19374 states have internal predecessors, (82090), 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) [2022-07-22 12:14:50,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19375 states to 19375 states and 82090 transitions. [2022-07-22 12:14:50,728 INFO L242 hiAutomatonCegarLoop]: Abstraction has 19375 states and 82090 transitions. [2022-07-22 12:14:50,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:14:50,731 INFO L425 stractBuchiCegarLoop]: Abstraction has 19375 states and 82090 transitions. [2022-07-22 12:14:50,731 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 12:14:50,732 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19375 states and 82090 transitions. [2022-07-22 12:14:50,954 INFO L131 ngComponentsAnalysis]: Automaton has 3125 accepting balls. 3125 [2022-07-22 12:14:50,954 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:50,954 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:50,956 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:14:50,956 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:50,957 INFO L748 eck$LassoCheckResult]: Stem: 167318#[ULTIMATE.startENTRY]don't care [1102] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_1090| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.offset_97| |v_ULTIMATE.start_main_~argv#1.offset_91|) (= (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_431| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_431|)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|) (= (select |v_#valid_832| |v_ULTIMATE.start_main_~#t~1#1.base_471|) 0) (= |v_~#a~0.offset_458| 0) (= |v_#NULL.base_48| 0) (= |v_#NULL.offset_48| 0) (= 3 |v_~#a~0.base_463|) (< |v_#StackHeapBarrier_111| |v_ULTIMATE.start_main_~#t~1#1.base_471|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_127| 0)) (< 0 |v_#StackHeapBarrier_111|) (= |v_#valid_831| (store |v_#valid_832| |v_ULTIMATE.start_main_~#t~1#1.base_471| 1)) (= (store |v_#length_622| |v_ULTIMATE.start_main_~#t~1#1.base_471| 40) |v_#length_621|) (= v_~x~0_362 0) (= (select |v_#valid_832| 0) 0) (= |v_ULTIMATE.start_main_#in~argv#1.offset_97| |v_ULTIMATE.start_#in~argv#1.offset_62|) (= |v_ULTIMATE.start_#in~argv#1.base_62| |v_ULTIMATE.start_main_#in~argv#1.base_97|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_127| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|) (= (select .cse0 1) 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_361|) (= (select .cse0 0) 48) (= 1 (select |v_#valid_832| 2)) (= (select |v_#valid_832| 3) 1) (= (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_181| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ (- 4294967296) .cse1))) |v_ULTIMATE.start_main_~n~0#1_431|) (= 2 (select |v_#length_622| 1)) (= 40 (select |v_#length_622| 3)) (= |v_ULTIMATE.start_main_#in~argv#1.base_97| |v_ULTIMATE.start_main_~argv#1.base_91|) (= |v_ULTIMATE.start_main_~argc#1_85| |v_ULTIMATE.start_main_#in~argc#1_95|) (= |v_ULTIMATE.start_#in~argc#1_62| |v_ULTIMATE.start_main_#in~argc#1_95|) (= |v_#memory_int_1089| (store |v_#memory_int_1090| |v_~#a~0.base_463| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_458| 0))) (= (select |v_#valid_832| 1) 1) (= (select |v_#length_622| 2) 9) (= |v_ULTIMATE.start_main_~i~0#1_729| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_62|, #StackHeapBarrier=|v_#StackHeapBarrier_111|, #valid=|v_#valid_832|, #memory_int=|v_#memory_int_1090|, #length=|v_#length_622|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_62|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_62|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_361|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_178|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_471|, #NULL.offset=|v_#NULL.offset_48|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_91|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_91|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_62|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_729|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_95|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_287|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_431|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_127|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_132|, #length=|v_#length_621|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_132|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_62|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_62|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_85|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_224|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_102|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_97|, ~#a~0.base=|v_~#a~0.base_463|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_198|, #NULL.base=|v_#NULL.base_48|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_245|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_97|, #StackHeapBarrier=|v_#StackHeapBarrier_111|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_180|, #valid=|v_#valid_831|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_109|, #memory_int=|v_#memory_int_1089|, ~#a~0.offset=|v_~#a~0.offset_458|, ~x~0=v_~x~0_362, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_181|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 167320#[L702-6]don't care [1068] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_643| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_301|))) (and (= |v_ULTIMATE.start_main_#t~pre5#1_217| |v_#pthreadsForks_154|) (= |v_#memory_int_911| (store |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385| (store (select |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_217|))) (= (select |v_#valid_692| |v_ULTIMATE.start_main_~#t~1#1.base_385|) 1) (< |v_ULTIMATE.start_main_~i~0#1_643| |v_ULTIMATE.start_main_~n~0#1_381|) (= (+ |v_#pthreadsForks_154| 1) |v_#pthreadsForks_153|) (<= 0 .cse0) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_301|) (select |v_#length_523| |v_ULTIMATE.start_main_~#t~1#1.base_385|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_154|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_912|, #length=|v_#length_523|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_217|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_153|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_911|, #length=|v_#length_523|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 170690#[L703-3]don't care [1004] L703-3-->thrENTRY: Formula: (and (= |v_thrThread1of5ForFork0_#in~arg.offset_4| 0) (= v_thrThread1of5ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_188|) (= |v_thrThread1of5ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_188|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_188|, thrThread1of5ForFork0_~arg.offset=v_thrThread1of5ForFork0_~arg.offset_4, thrThread1of5ForFork0_#res.offset=|v_thrThread1of5ForFork0_#res.offset_2|, thrThread1of5ForFork0_~arg.base=v_thrThread1of5ForFork0_~arg.base_4, thrThread1of5ForFork0_thidvar0=v_thrThread1of5ForFork0_thidvar0_2, thrThread1of5ForFork0_#in~arg.base=|v_thrThread1of5ForFork0_#in~arg.base_4|, thrThread1of5ForFork0_#in~arg.offset=|v_thrThread1of5ForFork0_#in~arg.offset_4|, thrThread1of5ForFork0_~t~0=v_thrThread1of5ForFork0_~t~0_8, thrThread1of5ForFork0_#res.base=|v_thrThread1of5ForFork0_#res.base_2|} AuxVars[] AssignedVars[thrThread1of5ForFork0_~arg.offset, thrThread1of5ForFork0_#res.offset, thrThread1of5ForFork0_~arg.base, thrThread1of5ForFork0_thidvar0, thrThread1of5ForFork0_#in~arg.base, thrThread1of5ForFork0_#in~arg.offset, thrThread1of5ForFork0_~t~0, thrThread1of5ForFork0_#res.base] 168676#[thrENTRY, L703-4]don't care [1042] thrENTRY-->L694: Formula: (and (= v_thrThread1of5ForFork0_~arg.offset_5 |v_thrThread1of5ForFork0_#in~arg.offset_5|) (= |v_thrThread1of5ForFork0_#in~arg.base_5| v_thrThread1of5ForFork0_~arg.base_5) (= v_thrThread1of5ForFork0_~t~0_13 v_~x~0_286)) InVars {thrThread1of5ForFork0_#in~arg.base=|v_thrThread1of5ForFork0_#in~arg.base_5|, thrThread1of5ForFork0_#in~arg.offset=|v_thrThread1of5ForFork0_#in~arg.offset_5|, ~x~0=v_~x~0_286} OutVars{thrThread1of5ForFork0_~arg.offset=v_thrThread1of5ForFork0_~arg.offset_5, thrThread1of5ForFork0_~arg.base=v_thrThread1of5ForFork0_~arg.base_5, thrThread1of5ForFork0_#in~arg.base=|v_thrThread1of5ForFork0_#in~arg.base_5|, thrThread1of5ForFork0_#in~arg.offset=|v_thrThread1of5ForFork0_#in~arg.offset_5|, ~x~0=v_~x~0_286, thrThread1of5ForFork0_~t~0=v_thrThread1of5ForFork0_~t~0_13} AuxVars[] AssignedVars[thrThread1of5ForFork0_~arg.offset, thrThread1of5ForFork0_~arg.base, thrThread1of5ForFork0_~t~0] 168678#[L694, L703-4]don't care [940] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 155268#[L703-5, L694]don't care [1078] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_668| 1) |v_ULTIMATE.start_main_~i~0#1_667|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_668|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_667|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_94|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_122|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 170886#[L702-6, L694]don't care [1060] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_34| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_33| |v_ULTIMATE.start_main_~n~0#1_In_37|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_37|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_33|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_37|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_34|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 170798#[L705-5, L694]don't care [1049] L705-5-->L706-1: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_623| 4))) (let ((.cse1 (+ .cse0 |v_ULTIMATE.start_main_~#t~1#1.offset_295|))) (and (<= (+ .cse0 4 |v_ULTIMATE.start_main_~#t~1#1.offset_295|) (select |v_#length_509| |v_ULTIMATE.start_main_~#t~1#1.base_379|)) (= 1 (select |v_#valid_678| |v_ULTIMATE.start_main_~#t~1#1.base_379|)) (= |v_ULTIMATE.start_main_#t~mem8#1_148| (select (select |v_#memory_int_887| |v_ULTIMATE.start_main_~#t~1#1.base_379|) .cse1)) (< |v_ULTIMATE.start_main_~i~0#1_623| |v_ULTIMATE.start_main_~n~0#1_371|) (<= 0 .cse1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_623|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_295|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_371|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_379|, #valid=|v_#valid_678|, #memory_int=|v_#memory_int_887|, #length=|v_#length_509|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_623|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_148|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_295|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_371|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_379|, #valid=|v_#valid_678|, #memory_int=|v_#memory_int_887|, #length=|v_#length_509|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 144718#[L706-1, L694]don't care [989] L694-->L694-1: Formula: (let ((.cse1 (* v_thrThread1of5ForFork0_~t~0_3 4))) (let ((.cse0 (+ |v_~#a~0.offset_4| .cse1))) (and (= |v_#memory_int_11| (store |v_#memory_int_12| |v_~#a~0.base_5| (store (select |v_#memory_int_12| |v_~#a~0.base_5|) .cse0 1))) (= (select |v_#valid_12| |v_~#a~0.base_5|) 1) (<= (+ |v_~#a~0.offset_4| .cse1 4) (select |v_#length_9| |v_~#a~0.base_5|)) (<= 0 .cse0)))) InVars {#valid=|v_#valid_12|, #memory_int=|v_#memory_int_12|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|, thrThread1of5ForFork0_~t~0=v_thrThread1of5ForFork0_~t~0_3} OutVars{#valid=|v_#valid_12|, #memory_int=|v_#memory_int_11|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|, thrThread1of5ForFork0_~t~0=v_thrThread1of5ForFork0_~t~0_3} AuxVars[] AssignedVars[#memory_int] 144720#[L706-1, L694-1]don't care [1052] L694-1-->thrEXIT: Formula: (= (+ v_thrThread1of5ForFork0_~t~0_17 1) v_~x~0_301) InVars {thrThread1of5ForFork0_~t~0=v_thrThread1of5ForFork0_~t~0_17} OutVars{~x~0=v_~x~0_301, thrThread1of5ForFork0_~t~0=v_thrThread1of5ForFork0_~t~0_17} AuxVars[] AssignedVars[~x~0] 169888#[thrEXIT, L706-1]don't care [1009] thrEXIT-->L706-2: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem8#1_137| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thrThread1of5ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_137|, thrThread1of5ForFork0_thidvar0=v_thrThread1of5ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_137|, thrThread1of5ForFork0_thidvar0=v_thrThread1of5ForFork0_thidvar0_4} AuxVars[] AssignedVars[] 147538#[L706-2]don't care [923] L706-2-->L705-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 133612#[L705-2]don't care [1077] L705-2-->L705-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_663| (+ |v_ULTIMATE.start_main_~i~0#1_664| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_664|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_663|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_99|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~post7#1] 133614#[L705-5]don't care [1075] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_649| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_650| |v_ULTIMATE.start_main_~n~0#1_385|)) (= |v_ULTIMATE.start_main_~sum~0#1_265| 0)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_650|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_385|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_649|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_265|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_385|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 148600#[L709-6]don't care [2022-07-22 12:14:50,957 INFO L750 eck$LassoCheckResult]: Loop: 148600#[L709-6]don't care [1091] L709-6-->L709-6: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_700| 4))) (let ((.cse0 (+ |v_~#a~0.offset_432| .cse1))) (and (<= 0 .cse0) (= |v_ULTIMATE.start_main_~sum~0#1_277| (+ |v_ULTIMATE.start_main_~sum~0#1_278| (select (select |v_#memory_int_1041| |v_~#a~0.base_437|) .cse0))) (= (+ |v_ULTIMATE.start_main_~i~0#1_700| 1) |v_ULTIMATE.start_main_~i~0#1_699|) (< |v_ULTIMATE.start_main_~i~0#1_700| |v_ULTIMATE.start_main_~n~0#1_409|) (<= (+ |v_~#a~0.offset_432| 4 .cse1) (select |v_#length_587| |v_~#a~0.base_437|)) (= (select |v_#valid_783| |v_~#a~0.base_437|) 1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_700|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_278|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_409|, #valid=|v_#valid_783|, #memory_int=|v_#memory_int_1041|, ~#a~0.base=|v_~#a~0.base_437|, ~#a~0.offset=|v_~#a~0.offset_432|, #length=|v_#length_587|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_699|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_277|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_409|, #valid=|v_#valid_783|, #memory_int=|v_#memory_int_1041|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_126|, ~#a~0.base=|v_~#a~0.base_437|, ~#a~0.offset=|v_~#a~0.offset_432|, #length=|v_#length_587|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_192|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 148600#[L709-6]don't care [2022-07-22 12:14:50,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:50,957 INFO L85 PathProgramCache]: Analyzing trace with hash -238014453, now seen corresponding path program 1 times [2022-07-22 12:14:50,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:50,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750361126] [2022-07-22 12:14:50,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:50,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:50,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:14:50,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:14:50,994 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750361126] [2022-07-22 12:14:50,994 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750361126] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:14:50,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1413096846] [2022-07-22 12:14:50,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:50,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:14:50,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:14:51,000 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) [2022-07-22 12:14:51,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-22 12:14:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:14:51,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:14:51,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:14:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:14:51,124 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:14:51,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:14:51,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1413096846] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:14:51,141 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:14:51,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2022-07-22 12:14:51,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619414638] [2022-07-22 12:14:51,142 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:14:51,142 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:14:51,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:51,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1122, now seen corresponding path program 3 times [2022-07-22 12:14:51,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:51,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399935868] [2022-07-22 12:14:51,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:51,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:51,148 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:51,152 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:51,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:14:51,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 12:14:51,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2022-07-22 12:14:51,188 INFO L87 Difference]: Start difference. First operand 19375 states and 82090 transitions. cyclomatic complexity: 65840 Second operand has 8 states, 8 states have (on average 3.5) internal successors, (28), 7 states have internal predecessors, (28), 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) [2022-07-22 12:14:51,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:14:51,679 INFO L93 Difference]: Finished difference Result 19291 states and 81751 transitions. [2022-07-22 12:14:51,679 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19291 states and 81751 transitions. [2022-07-22 12:14:52,125 INFO L131 ngComponentsAnalysis]: Automaton has 3125 accepting balls. 3125 [2022-07-22 12:14:52,477 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19291 states to 19291 states and 81751 transitions. [2022-07-22 12:14:52,477 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19291 [2022-07-22 12:14:52,544 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19291 [2022-07-22 12:14:52,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19291 states and 81751 transitions. [2022-07-22 12:14:52,598 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:14:52,598 INFO L220 hiAutomatonCegarLoop]: Abstraction has 19291 states and 81751 transitions. [2022-07-22 12:14:52,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19291 states and 81751 transitions. [2022-07-22 12:14:53,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19291 to 19291. [2022-07-22 12:14:53,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19291 states, 19291 states have (on average 4.23777927530973) internal successors, (81751), 19290 states have internal predecessors, (81751), 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) [2022-07-22 12:14:53,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19291 states to 19291 states and 81751 transitions. [2022-07-22 12:14:53,545 INFO L242 hiAutomatonCegarLoop]: Abstraction has 19291 states and 81751 transitions. [2022-07-22 12:14:53,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 12:14:53,546 INFO L425 stractBuchiCegarLoop]: Abstraction has 19291 states and 81751 transitions. [2022-07-22 12:14:53,546 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 12:14:53,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19291 states and 81751 transitions. [2022-07-22 12:14:53,769 INFO L131 ngComponentsAnalysis]: Automaton has 3125 accepting balls. 3125 [2022-07-22 12:14:53,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:14:53,770 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:14:53,772 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:14:53,772 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:14:53,774 INFO L748 eck$LassoCheckResult]: Stem: 225336#[ULTIMATE.startENTRY]don't care [1102] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_1090| 1))) (and (= |v_ULTIMATE.start_main_#in~argv#1.offset_97| |v_ULTIMATE.start_main_~argv#1.offset_91|) (= (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_431| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_431|)) 1 0) |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|) (= (select |v_#valid_832| |v_ULTIMATE.start_main_~#t~1#1.base_471|) 0) (= |v_~#a~0.offset_458| 0) (= |v_#NULL.base_48| 0) (= |v_#NULL.offset_48| 0) (= 3 |v_~#a~0.base_463|) (< |v_#StackHeapBarrier_111| |v_ULTIMATE.start_main_~#t~1#1.base_471|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_127| 0)) (< 0 |v_#StackHeapBarrier_111|) (= |v_#valid_831| (store |v_#valid_832| |v_ULTIMATE.start_main_~#t~1#1.base_471| 1)) (= (store |v_#length_622| |v_ULTIMATE.start_main_~#t~1#1.base_471| 40) |v_#length_621|) (= v_~x~0_362 0) (= (select |v_#valid_832| 0) 0) (= |v_ULTIMATE.start_main_#in~argv#1.offset_97| |v_ULTIMATE.start_#in~argv#1.offset_62|) (= |v_ULTIMATE.start_#in~argv#1.base_62| |v_ULTIMATE.start_main_#in~argv#1.base_97|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_127| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|) (= (select .cse0 1) 0) (= 0 |v_ULTIMATE.start_main_~#t~1#1.offset_361|) (= (select .cse0 0) 48) (= 1 (select |v_#valid_832| 2)) (= (select |v_#valid_832| 3) 1) (= (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_181| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ (- 4294967296) .cse1))) |v_ULTIMATE.start_main_~n~0#1_431|) (= 2 (select |v_#length_622| 1)) (= 40 (select |v_#length_622| 3)) (= |v_ULTIMATE.start_main_#in~argv#1.base_97| |v_ULTIMATE.start_main_~argv#1.base_91|) (= |v_ULTIMATE.start_main_~argc#1_85| |v_ULTIMATE.start_main_#in~argc#1_95|) (= |v_ULTIMATE.start_#in~argc#1_62| |v_ULTIMATE.start_main_#in~argc#1_95|) (= |v_#memory_int_1089| (store |v_#memory_int_1090| |v_~#a~0.base_463| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_458| 0))) (= (select |v_#valid_832| 1) 1) (= (select |v_#length_622| 2) 9) (= |v_ULTIMATE.start_main_~i~0#1_729| 0))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_62|, #StackHeapBarrier=|v_#StackHeapBarrier_111|, #valid=|v_#valid_832|, #memory_int=|v_#memory_int_1090|, #length=|v_#length_622|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_62|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_62|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_361|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_178|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_471|, #NULL.offset=|v_#NULL.offset_48|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_91|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_91|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_62|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_729|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_95|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_287|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_431|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_127|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_132|, #length=|v_#length_621|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_132|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_62|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_62|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_85|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_224|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_102|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_97|, ~#a~0.base=|v_~#a~0.base_463|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_198|, #NULL.base=|v_#NULL.base_48|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_245|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_97|, #StackHeapBarrier=|v_#StackHeapBarrier_111|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_180|, #valid=|v_#valid_831|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_109|, #memory_int=|v_#memory_int_1089|, ~#a~0.offset=|v_~#a~0.offset_458|, ~x~0=v_~x~0_362, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_97|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_181|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 225338#[L702-6]don't care [1068] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_643| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_301|))) (and (= |v_ULTIMATE.start_main_#t~pre5#1_217| |v_#pthreadsForks_154|) (= |v_#memory_int_911| (store |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385| (store (select |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_217|))) (= (select |v_#valid_692| |v_ULTIMATE.start_main_~#t~1#1.base_385|) 1) (< |v_ULTIMATE.start_main_~i~0#1_643| |v_ULTIMATE.start_main_~n~0#1_381|) (= (+ |v_#pthreadsForks_154| 1) |v_#pthreadsForks_153|) (<= 0 .cse0) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_301|) (select |v_#length_523| |v_ULTIMATE.start_main_~#t~1#1.base_385|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_154|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_912|, #length=|v_#length_523|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_217|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_153|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_911|, #length=|v_#length_523|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 228668#[L703-3]don't care [1004] L703-3-->thrENTRY: Formula: (and (= |v_thrThread1of5ForFork0_#in~arg.offset_4| 0) (= v_thrThread1of5ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_188|) (= |v_thrThread1of5ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_188|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_188|, thrThread1of5ForFork0_~arg.offset=v_thrThread1of5ForFork0_~arg.offset_4, thrThread1of5ForFork0_#res.offset=|v_thrThread1of5ForFork0_#res.offset_2|, thrThread1of5ForFork0_~arg.base=v_thrThread1of5ForFork0_~arg.base_4, thrThread1of5ForFork0_thidvar0=v_thrThread1of5ForFork0_thidvar0_2, thrThread1of5ForFork0_#in~arg.base=|v_thrThread1of5ForFork0_#in~arg.base_4|, thrThread1of5ForFork0_#in~arg.offset=|v_thrThread1of5ForFork0_#in~arg.offset_4|, thrThread1of5ForFork0_~t~0=v_thrThread1of5ForFork0_~t~0_8, thrThread1of5ForFork0_#res.base=|v_thrThread1of5ForFork0_#res.base_2|} AuxVars[] AssignedVars[thrThread1of5ForFork0_~arg.offset, thrThread1of5ForFork0_#res.offset, thrThread1of5ForFork0_~arg.base, thrThread1of5ForFork0_thidvar0, thrThread1of5ForFork0_#in~arg.base, thrThread1of5ForFork0_#in~arg.offset, thrThread1of5ForFork0_~t~0, thrThread1of5ForFork0_#res.base] 226690#[thrENTRY, L703-4]don't care [940] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 213346#[thrENTRY, L703-5]don't care [1078] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_668| 1) |v_ULTIMATE.start_main_~i~0#1_667|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_668|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_667|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_94|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_122|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 213350#[thrENTRY, L702-6]don't care [1068] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_643| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_301|))) (and (= |v_ULTIMATE.start_main_#t~pre5#1_217| |v_#pthreadsForks_154|) (= |v_#memory_int_911| (store |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385| (store (select |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_217|))) (= (select |v_#valid_692| |v_ULTIMATE.start_main_~#t~1#1.base_385|) 1) (< |v_ULTIMATE.start_main_~i~0#1_643| |v_ULTIMATE.start_main_~n~0#1_381|) (= (+ |v_#pthreadsForks_154| 1) |v_#pthreadsForks_153|) (<= 0 .cse0) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_301|) (select |v_#length_523| |v_ULTIMATE.start_main_~#t~1#1.base_385|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_154|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_912|, #length=|v_#length_523|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_217|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_153|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_911|, #length=|v_#length_523|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 215406#[thrENTRY, L703-3]don't care [1005] L703-3-->thrENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre5#1_190| v_thrThread2of5ForFork0_thidvar0_2) (= |v_thrThread2of5ForFork0_#in~arg.base_4| 0) (= |v_thrThread2of5ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_190|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_190|, thrThread2of5ForFork0_#in~arg.base=|v_thrThread2of5ForFork0_#in~arg.base_4|, thrThread2of5ForFork0_~t~0=v_thrThread2of5ForFork0_~t~0_8, thrThread2of5ForFork0_#res.offset=|v_thrThread2of5ForFork0_#res.offset_2|, thrThread2of5ForFork0_#in~arg.offset=|v_thrThread2of5ForFork0_#in~arg.offset_4|, thrThread2of5ForFork0_~arg.base=v_thrThread2of5ForFork0_~arg.base_4, thrThread2of5ForFork0_thidvar0=v_thrThread2of5ForFork0_thidvar0_2, thrThread2of5ForFork0_#res.base=|v_thrThread2of5ForFork0_#res.base_2|, thrThread2of5ForFork0_~arg.offset=v_thrThread2of5ForFork0_~arg.offset_4} AuxVars[] AssignedVars[thrThread2of5ForFork0_#in~arg.base, thrThread2of5ForFork0_~t~0, thrThread2of5ForFork0_#res.offset, thrThread2of5ForFork0_#in~arg.offset, thrThread2of5ForFork0_~arg.base, thrThread2of5ForFork0_thidvar0, thrThread2of5ForFork0_#res.base, thrThread2of5ForFork0_~arg.offset] 215410#[thrENTRY, L703-4, thrENTRY]don't care [940] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 194024#[L703-5, thrENTRY, thrENTRY]don't care [1078] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_668| 1) |v_ULTIMATE.start_main_~i~0#1_667|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_668|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_667|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_94|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_122|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 194030#[thrENTRY, L702-6, thrENTRY]don't care [1068] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_643| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_301|))) (and (= |v_ULTIMATE.start_main_#t~pre5#1_217| |v_#pthreadsForks_154|) (= |v_#memory_int_911| (store |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385| (store (select |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_217|))) (= (select |v_#valid_692| |v_ULTIMATE.start_main_~#t~1#1.base_385|) 1) (< |v_ULTIMATE.start_main_~i~0#1_643| |v_ULTIMATE.start_main_~n~0#1_381|) (= (+ |v_#pthreadsForks_154| 1) |v_#pthreadsForks_153|) (<= 0 .cse0) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_301|) (select |v_#length_523| |v_ULTIMATE.start_main_~#t~1#1.base_385|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_154|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_912|, #length=|v_#length_523|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_217|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_153|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_911|, #length=|v_#length_523|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 212700#[thrENTRY, thrENTRY, L703-3]don't care [1006] L703-3-->thrENTRY: Formula: (and (= v_thrThread3of5ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_192|) (= |v_thrThread3of5ForFork0_#in~arg.offset_4| 0) (= |v_thrThread3of5ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_192|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_192|, thrThread3of5ForFork0_#in~arg.base=|v_thrThread3of5ForFork0_#in~arg.base_4|, thrThread3of5ForFork0_#res.offset=|v_thrThread3of5ForFork0_#res.offset_2|, thrThread3of5ForFork0_~arg.offset=v_thrThread3of5ForFork0_~arg.offset_4, thrThread3of5ForFork0_~arg.base=v_thrThread3of5ForFork0_~arg.base_4, thrThread3of5ForFork0_#in~arg.offset=|v_thrThread3of5ForFork0_#in~arg.offset_4|, thrThread3of5ForFork0_thidvar0=v_thrThread3of5ForFork0_thidvar0_2, thrThread3of5ForFork0_~t~0=v_thrThread3of5ForFork0_~t~0_8, thrThread3of5ForFork0_#res.base=|v_thrThread3of5ForFork0_#res.base_2|} AuxVars[] AssignedVars[thrThread3of5ForFork0_#in~arg.base, thrThread3of5ForFork0_#res.offset, thrThread3of5ForFork0_~arg.offset, thrThread3of5ForFork0_~arg.base, thrThread3of5ForFork0_#in~arg.offset, thrThread3of5ForFork0_thidvar0, thrThread3of5ForFork0_~t~0, thrThread3of5ForFork0_#res.base] 212706#[thrENTRY, thrENTRY, thrENTRY, L703-4]don't care [940] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 228788#[thrENTRY, thrENTRY, thrENTRY, L703-5]don't care [1078] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_668| 1) |v_ULTIMATE.start_main_~i~0#1_667|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_668|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_667|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_94|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_122|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 215248#[thrENTRY, L702-6, thrENTRY, thrENTRY]don't care [1068] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_643| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_301|))) (and (= |v_ULTIMATE.start_main_#t~pre5#1_217| |v_#pthreadsForks_154|) (= |v_#memory_int_911| (store |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385| (store (select |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_217|))) (= (select |v_#valid_692| |v_ULTIMATE.start_main_~#t~1#1.base_385|) 1) (< |v_ULTIMATE.start_main_~i~0#1_643| |v_ULTIMATE.start_main_~n~0#1_381|) (= (+ |v_#pthreadsForks_154| 1) |v_#pthreadsForks_153|) (<= 0 .cse0) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_301|) (select |v_#length_523| |v_ULTIMATE.start_main_~#t~1#1.base_385|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_154|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_912|, #length=|v_#length_523|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_217|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_153|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_911|, #length=|v_#length_523|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 215254#[thrENTRY, thrENTRY, thrENTRY, L703-3]don't care [1007] L703-3-->thrENTRY: Formula: (and (= |v_thrThread4of5ForFork0_#in~arg.base_4| 0) (= |v_thrThread4of5ForFork0_#in~arg.offset_4| 0) (= v_thrThread4of5ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_194|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_194|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_194|, thrThread4of5ForFork0_#in~arg.offset=|v_thrThread4of5ForFork0_#in~arg.offset_4|, thrThread4of5ForFork0_#res.offset=|v_thrThread4of5ForFork0_#res.offset_2|, thrThread4of5ForFork0_thidvar0=v_thrThread4of5ForFork0_thidvar0_2, thrThread4of5ForFork0_#in~arg.base=|v_thrThread4of5ForFork0_#in~arg.base_4|, thrThread4of5ForFork0_~arg.base=v_thrThread4of5ForFork0_~arg.base_4, thrThread4of5ForFork0_#res.base=|v_thrThread4of5ForFork0_#res.base_2|, thrThread4of5ForFork0_~arg.offset=v_thrThread4of5ForFork0_~arg.offset_4, thrThread4of5ForFork0_~t~0=v_thrThread4of5ForFork0_~t~0_8} AuxVars[] AssignedVars[thrThread4of5ForFork0_#in~arg.offset, thrThread4of5ForFork0_#res.offset, thrThread4of5ForFork0_thidvar0, thrThread4of5ForFork0_#in~arg.base, thrThread4of5ForFork0_~arg.base, thrThread4of5ForFork0_#res.base, thrThread4of5ForFork0_~arg.offset, thrThread4of5ForFork0_~t~0] 220322#[L703-4, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [940] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 228578#[thrENTRY, thrENTRY, L703-5, thrENTRY, thrENTRY]don't care [1078] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_668| 1) |v_ULTIMATE.start_main_~i~0#1_667|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_668|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_667|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_94|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_122|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 213428#[L702-6, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [1068] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_643| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_301|))) (and (= |v_ULTIMATE.start_main_#t~pre5#1_217| |v_#pthreadsForks_154|) (= |v_#memory_int_911| (store |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385| (store (select |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_217|))) (= (select |v_#valid_692| |v_ULTIMATE.start_main_~#t~1#1.base_385|) 1) (< |v_ULTIMATE.start_main_~i~0#1_643| |v_ULTIMATE.start_main_~n~0#1_381|) (= (+ |v_#pthreadsForks_154| 1) |v_#pthreadsForks_153|) (<= 0 .cse0) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_301|) (select |v_#length_523| |v_ULTIMATE.start_main_~#t~1#1.base_385|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_154|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_912|, #length=|v_#length_523|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_217|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_153|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_911|, #length=|v_#length_523|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 213438#[thrENTRY, thrENTRY, L703-3, thrENTRY, thrENTRY]don't care [1008] L703-3-->thrENTRY: Formula: (and (= |v_thrThread5of5ForFork0_#in~arg.base_4| 0) (= v_thrThread5of5ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_196|) (= |v_thrThread5of5ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_196|} OutVars{thrThread5of5ForFork0_~t~0=v_thrThread5of5ForFork0_~t~0_8, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_196|, thrThread5of5ForFork0_~arg.base=v_thrThread5of5ForFork0_~arg.base_4, thrThread5of5ForFork0_#in~arg.offset=|v_thrThread5of5ForFork0_#in~arg.offset_4|, thrThread5of5ForFork0_#in~arg.base=|v_thrThread5of5ForFork0_#in~arg.base_4|, thrThread5of5ForFork0_#res.offset=|v_thrThread5of5ForFork0_#res.offset_2|, thrThread5of5ForFork0_thidvar0=v_thrThread5of5ForFork0_thidvar0_2, thrThread5of5ForFork0_#res.base=|v_thrThread5of5ForFork0_#res.base_2|, thrThread5of5ForFork0_~arg.offset=v_thrThread5of5ForFork0_~arg.offset_4} AuxVars[] AssignedVars[thrThread5of5ForFork0_~t~0, thrThread5of5ForFork0_~arg.base, thrThread5of5ForFork0_#in~arg.offset, thrThread5of5ForFork0_#in~arg.base, thrThread5of5ForFork0_#res.offset, thrThread5of5ForFork0_thidvar0, thrThread5of5ForFork0_#res.base, thrThread5of5ForFork0_~arg.offset] 195400#[thrENTRY, L703-4, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [940] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 195410#[thrENTRY, thrENTRY, thrENTRY, thrENTRY, L703-5, thrENTRY]don't care [1078] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_668| 1) |v_ULTIMATE.start_main_~i~0#1_667|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_668|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_667|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_94|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_122|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 228700#[thrENTRY, L702-6, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [1068] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_643| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_301|))) (and (= |v_ULTIMATE.start_main_#t~pre5#1_217| |v_#pthreadsForks_154|) (= |v_#memory_int_911| (store |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385| (store (select |v_#memory_int_912| |v_ULTIMATE.start_main_~#t~1#1.base_385|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_217|))) (= (select |v_#valid_692| |v_ULTIMATE.start_main_~#t~1#1.base_385|) 1) (< |v_ULTIMATE.start_main_~i~0#1_643| |v_ULTIMATE.start_main_~n~0#1_381|) (= (+ |v_#pthreadsForks_154| 1) |v_#pthreadsForks_153|) (<= 0 .cse0) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_301|) (select |v_#length_523| |v_ULTIMATE.start_main_~#t~1#1.base_385|))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_154|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_912|, #length=|v_#length_523|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_217|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_643|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_301|, #pthreadsForks=|v_#pthreadsForks_153|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_381|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_385|, #valid=|v_#valid_692|, #memory_int=|v_#memory_int_911|, #length=|v_#length_523|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 225854#[thrENTRY, L703-3, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [1002] L703-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 217224#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 12:14:53,774 INFO L750 eck$LassoCheckResult]: Loop: 217224#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [1003] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 217224#[thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 12:14:53,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:53,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1659448857, now seen corresponding path program 1 times [2022-07-22 12:14:53,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:53,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773795550] [2022-07-22 12:14:53,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:53,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:53,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:53,813 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:53,837 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:53,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:53,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1034, now seen corresponding path program 1 times [2022-07-22 12:14:53,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:53,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120214496] [2022-07-22 12:14:53,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:53,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:53,845 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:53,848 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:53,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:14:53,849 INFO L85 PathProgramCache]: Analyzing trace with hash 96693988, now seen corresponding path program 1 times [2022-07-22 12:14:53,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:14:53,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4653277] [2022-07-22 12:14:53,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:14:53,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:14:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:53,872 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:14:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:14:53,903 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:14:57,719 WARN L146 chiAutomizerObserver]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 12:14:57,735 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2022-07-22 12:14:57,740 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 123 transitions, 324 flow [2022-07-22 12:14:58,122 INFO L129 PetriNetUnfolder]: 400/2514 cut-off events. [2022-07-22 12:14:58,125 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2022-07-22 12:14:58,137 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2746 conditions, 2514 events. 400/2514 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 17870 event pairs, 72 based on Foata normal form. 0/2179 useless extension candidates. Maximal degree in co-relation 1394. Up to 192 conditions per place. [2022-07-22 12:14:58,138 INFO L82 GeneralOperation]: Start removeDead. Operand has 123 places, 123 transitions, 324 flow [2022-07-22 12:14:58,182 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 123 places, 123 transitions, 324 flow [2022-07-22 12:14:58,183 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-22 12:14:58,183 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 123 transitions, 324 flow [2022-07-22 12:14:58,183 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 123 transitions, 324 flow [2022-07-22 12:14:58,183 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 123 transitions, 324 flow [2022-07-22 12:14:58,711 INFO L129 PetriNetUnfolder]: 400/2514 cut-off events. [2022-07-22 12:14:58,711 INFO L130 PetriNetUnfolder]: For 242/242 co-relation queries the response was YES. [2022-07-22 12:14:58,725 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2746 conditions, 2514 events. 400/2514 cut-off events. For 242/242 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 17847 event pairs, 72 based on Foata normal form. 0/2179 useless extension candidates. Maximal degree in co-relation 1394. Up to 192 conditions per place. [2022-07-22 12:14:58,773 INFO L116 LiptonReduction]: Number of co-enabled transitions 4080 [2022-07-22 12:15:02,109 INFO L131 LiptonReduction]: Checked pairs total: 17373 [2022-07-22 12:15:02,109 INFO L133 LiptonReduction]: Total number of compositions: 96 [2022-07-22 12:15:02,110 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:15:02,111 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:15:02,111 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:15:02,111 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:15:02,111 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:15:02,111 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:15:02,111 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:15:02,111 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:15:02,111 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2022-07-22 12:15:15,812 INFO L131 ngComponentsAnalysis]: Automaton has 19721 accepting balls. 19721 [2022-07-22 12:15:15,812 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:15:15,812 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:15:15,822 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:15:15,822 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:15:15,822 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 12:15:15,823 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 111496 states, but on-demand construction may add more states [2022-07-22 12:15:19,315 INFO L131 ngComponentsAnalysis]: Automaton has 19721 accepting balls. 19721 [2022-07-22 12:15:19,316 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:15:19,316 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:15:19,324 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 12:15:19,324 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:15:19,325 INFO L748 eck$LassoCheckResult]: Stem: 126#[ULTIMATE.startENTRY]don't care [1328] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_In_1| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|) (= (select |v_#length_In_3| 2) 9) (= |v_~#a~0.offset_Out_2| 0) (= (store |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 1) |v_#valid_Out_30|) (= |v_#length_Out_6| (store |v_#length_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 40)) (= 0 |v_#NULL.base_Out_2|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_Out_30| 0) (= |v_ULTIMATE.start_main_~argc#1_Out_6| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select .cse0 1) 0) (= 48 (select .cse0 0)) (= (select |v_#valid_In_15| 2) 1) (= |v_#NULL.offset_Out_2| 0) (= (select |v_#valid_In_15| 0) 0) (< |v_#StackHeapBarrier_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) (= (select |v_#valid_In_15| 3) 1) (< 0 |v_#StackHeapBarrier_In_3|) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_Out_6| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_Out_6|)) 1 0)) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_main_~argv#1.base_Out_6|) (= |v_ULTIMATE.start_main_~argv#1.offset_Out_6| |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|) (= 40 (select |v_#length_In_3| 3)) (= |v_ULTIMATE.start_main_~i~0#1_Out_46| 0) (= 2 (select |v_#length_In_3| 1)) (= |v_~#a~0.base_Out_2| 3) (= |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2| |v_ULTIMATE.start_#in~argv#1.offset_In_1|) (= v_~x~0_Out_2 0) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_#in~argv#1.base_In_1|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18| 0)) (= |v_ULTIMATE.start_#in~argc#1_In_1| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) 0) (= |v_ULTIMATE.start_main_~n~0#1_Out_6| (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_243| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296))))) (= |v_#memory_int_Out_2| (store |v_#memory_int_In_1| |v_~#a~0.base_Out_2| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_Out_2| 0))) (= (select |v_#valid_In_15| 1) 1))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, #valid=|v_#valid_In_15|, #memory_int=|v_#memory_int_In_1|, #length=|v_#length_In_3|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_Out_30|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_Out_6|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_Out_30|, #NULL.offset=|v_#NULL.offset_Out_2|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_Out_6|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_Out_6|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_46|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_Out_2|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_Out_30|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_Out_6|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_Out_6|, #length=|v_#length_Out_6|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_Out_6|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_Out_6|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_Out_30|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_Out_6|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|, ~#a~0.base=|v_~#a~0.base_Out_2|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_Out_6|, #NULL.base=|v_#NULL.base_Out_2|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_Out_6|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_Out_2|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_Out_6|, #valid=|v_#valid_Out_30|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_Out_6|, #memory_int=|v_#memory_int_Out_2|, ~#a~0.offset=|v_~#a~0.offset_Out_2|, ~x~0=v_~x~0_Out_2, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_243|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 129#[L702-6]don't care [1281] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_42| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_43| |v_ULTIMATE.start_main_~n~0#1_In_47|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_47|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_43|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_47|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_42|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 131#[L705-5]don't care [1300] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_818| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_819| |v_ULTIMATE.start_main_~n~0#1_463|)) (= |v_ULTIMATE.start_main_~sum~0#1_318| 0)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_819|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_463|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_818|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_318|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_463|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 135#[L709-6]don't care [2022-07-22 12:15:19,325 INFO L750 eck$LassoCheckResult]: Loop: 135#[L709-6]don't care [1304] L709-6-->L709-6: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_839| 4))) (let ((.cse1 (+ .cse0 |v_~#a~0.offset_600|))) (and (<= (+ .cse0 |v_~#a~0.offset_600| 4) (select |v_#length_782| |v_~#a~0.base_605|)) (= (+ (select (select |v_#memory_int_1461| |v_~#a~0.base_605|) .cse1) |v_ULTIMATE.start_main_~sum~0#1_327|) |v_ULTIMATE.start_main_~sum~0#1_326|) (<= 0 .cse1) (= (select |v_#valid_1041| |v_~#a~0.base_605|) 1) (< |v_ULTIMATE.start_main_~i~0#1_839| |v_ULTIMATE.start_main_~n~0#1_471|) (= |v_ULTIMATE.start_main_~i~0#1_838| (+ |v_ULTIMATE.start_main_~i~0#1_839| 1))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_839|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_327|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_471|, #valid=|v_#valid_1041|, #memory_int=|v_#memory_int_1461|, ~#a~0.base=|v_~#a~0.base_605|, ~#a~0.offset=|v_~#a~0.offset_600|, #length=|v_#length_782|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_838|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_326|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_471|, #valid=|v_#valid_1041|, #memory_int=|v_#memory_int_1461|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_154|, ~#a~0.base=|v_~#a~0.base_605|, ~#a~0.offset=|v_~#a~0.offset_600|, #length=|v_#length_782|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_230|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 135#[L709-6]don't care [2022-07-22 12:15:19,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:15:19,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1347010, now seen corresponding path program 1 times [2022-07-22 12:15:19,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:15:19,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890232417] [2022-07-22 12:15:19,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:15:19,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:15:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:15:19,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:15:19,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:15:19,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890232417] [2022-07-22 12:15:19,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890232417] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 12:15:19,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 12:15:19,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-22 12:15:19,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238922742] [2022-07-22 12:15:19,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 12:15:19,352 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:15:19,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:15:19,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1335, now seen corresponding path program 1 times [2022-07-22 12:15:19,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:15:19,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090214392] [2022-07-22 12:15:19,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:15:19,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:15:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:15:19,359 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:15:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:15:19,363 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:15:19,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:15:19,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 12:15:19,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 12:15:19,396 INFO L87 Difference]: Start difference. First operand currently 111496 states, but on-demand construction may add more states Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2022-07-22 12:15:21,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:15:21,397 INFO L93 Difference]: Finished difference Result 111497 states and 547619 transitions. [2022-07-22 12:15:21,397 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 111497 states and 547619 transitions. [2022-07-22 12:15:25,458 INFO L131 ngComponentsAnalysis]: Automaton has 19721 accepting balls. 19721 [2022-07-22 12:15:28,279 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 111497 states to 95871 states and 475743 transitions. [2022-07-22 12:15:28,280 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 95871 [2022-07-22 12:15:28,769 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 95871 [2022-07-22 12:15:28,770 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95871 states and 475743 transitions. [2022-07-22 12:15:29,083 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:15:29,083 INFO L220 hiAutomatonCegarLoop]: Abstraction has 95871 states and 475743 transitions. [2022-07-22 12:15:29,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95871 states and 475743 transitions. [2022-07-22 12:15:34,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95871 to 95871. [2022-07-22 12:15:34,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95871 states, 95871 states have (on average 4.962324373376725) internal successors, (475743), 95870 states have internal predecessors, (475743), 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) [2022-07-22 12:15:36,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95871 states to 95871 states and 475743 transitions. [2022-07-22 12:15:36,164 INFO L242 hiAutomatonCegarLoop]: Abstraction has 95871 states and 475743 transitions. [2022-07-22 12:15:36,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 12:15:36,166 INFO L425 stractBuchiCegarLoop]: Abstraction has 95871 states and 475743 transitions. [2022-07-22 12:15:36,166 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 12:15:36,167 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95871 states and 475743 transitions. [2022-07-22 12:15:38,235 INFO L131 ngComponentsAnalysis]: Automaton has 19721 accepting balls. 19721 [2022-07-22 12:15:38,235 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:15:38,235 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:15:38,245 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:15:38,246 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:15:38,247 INFO L748 eck$LassoCheckResult]: Stem: 526300#[ULTIMATE.startENTRY]don't care [1328] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_In_1| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|) (= (select |v_#length_In_3| 2) 9) (= |v_~#a~0.offset_Out_2| 0) (= (store |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 1) |v_#valid_Out_30|) (= |v_#length_Out_6| (store |v_#length_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 40)) (= 0 |v_#NULL.base_Out_2|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_Out_30| 0) (= |v_ULTIMATE.start_main_~argc#1_Out_6| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select .cse0 1) 0) (= 48 (select .cse0 0)) (= (select |v_#valid_In_15| 2) 1) (= |v_#NULL.offset_Out_2| 0) (= (select |v_#valid_In_15| 0) 0) (< |v_#StackHeapBarrier_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) (= (select |v_#valid_In_15| 3) 1) (< 0 |v_#StackHeapBarrier_In_3|) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_Out_6| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_Out_6|)) 1 0)) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_main_~argv#1.base_Out_6|) (= |v_ULTIMATE.start_main_~argv#1.offset_Out_6| |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|) (= 40 (select |v_#length_In_3| 3)) (= |v_ULTIMATE.start_main_~i~0#1_Out_46| 0) (= 2 (select |v_#length_In_3| 1)) (= |v_~#a~0.base_Out_2| 3) (= |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2| |v_ULTIMATE.start_#in~argv#1.offset_In_1|) (= v_~x~0_Out_2 0) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_#in~argv#1.base_In_1|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18| 0)) (= |v_ULTIMATE.start_#in~argc#1_In_1| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) 0) (= |v_ULTIMATE.start_main_~n~0#1_Out_6| (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_243| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296))))) (= |v_#memory_int_Out_2| (store |v_#memory_int_In_1| |v_~#a~0.base_Out_2| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_Out_2| 0))) (= (select |v_#valid_In_15| 1) 1))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, #valid=|v_#valid_In_15|, #memory_int=|v_#memory_int_In_1|, #length=|v_#length_In_3|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_Out_30|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_Out_6|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_Out_30|, #NULL.offset=|v_#NULL.offset_Out_2|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_Out_6|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_Out_6|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_46|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_Out_2|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_Out_30|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_Out_6|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_Out_6|, #length=|v_#length_Out_6|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_Out_6|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_Out_6|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_Out_30|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_Out_6|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|, ~#a~0.base=|v_~#a~0.base_Out_2|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_Out_6|, #NULL.base=|v_#NULL.base_Out_2|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_Out_6|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_Out_2|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_Out_6|, #valid=|v_#valid_Out_30|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_Out_6|, #memory_int=|v_#memory_int_Out_2|, ~#a~0.offset=|v_~#a~0.offset_Out_2|, ~x~0=v_~x~0_Out_2, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_243|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 526302#[L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 487656#[L703-3]don't care [1221] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_264|) (= |v_thrThread1of6ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of6ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_264|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_264|, thrThread1of6ForFork0_#in~arg.offset=|v_thrThread1of6ForFork0_#in~arg.offset_4|, thrThread1of6ForFork0_~t~0=v_thrThread1of6ForFork0_~t~0_8, thrThread1of6ForFork0_#res.offset=|v_thrThread1of6ForFork0_#res.offset_2|, thrThread1of6ForFork0_~arg.offset=v_thrThread1of6ForFork0_~arg.offset_4, thrThread1of6ForFork0_#res.base=|v_thrThread1of6ForFork0_#res.base_2|, thrThread1of6ForFork0_thidvar0=v_thrThread1of6ForFork0_thidvar0_2, thrThread1of6ForFork0_#in~arg.base=|v_thrThread1of6ForFork0_#in~arg.base_4|, thrThread1of6ForFork0_~arg.base=v_thrThread1of6ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread1of6ForFork0_#in~arg.offset, thrThread1of6ForFork0_~t~0, thrThread1of6ForFork0_#res.offset, thrThread1of6ForFork0_~arg.offset, thrThread1of6ForFork0_#res.base, thrThread1of6ForFork0_thidvar0, thrThread1of6ForFork0_#in~arg.base, thrThread1of6ForFork0_~arg.base] 458090#[L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 458092#[thrENTRY, L703-5]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 370228#[thrENTRY, L702-6]don't care [1281] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_42| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_43| |v_ULTIMATE.start_main_~n~0#1_In_47|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_47|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_43|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_47|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_42|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 370230#[thrENTRY, L705-5]don't care [1300] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_818| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_819| |v_ULTIMATE.start_main_~n~0#1_463|)) (= |v_ULTIMATE.start_main_~sum~0#1_318| 0)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_819|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_463|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_818|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_318|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_463|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 505056#[thrENTRY, L709-6]don't care [2022-07-22 12:15:38,247 INFO L750 eck$LassoCheckResult]: Loop: 505056#[thrENTRY, L709-6]don't care [1304] L709-6-->L709-6: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_839| 4))) (let ((.cse1 (+ .cse0 |v_~#a~0.offset_600|))) (and (<= (+ .cse0 |v_~#a~0.offset_600| 4) (select |v_#length_782| |v_~#a~0.base_605|)) (= (+ (select (select |v_#memory_int_1461| |v_~#a~0.base_605|) .cse1) |v_ULTIMATE.start_main_~sum~0#1_327|) |v_ULTIMATE.start_main_~sum~0#1_326|) (<= 0 .cse1) (= (select |v_#valid_1041| |v_~#a~0.base_605|) 1) (< |v_ULTIMATE.start_main_~i~0#1_839| |v_ULTIMATE.start_main_~n~0#1_471|) (= |v_ULTIMATE.start_main_~i~0#1_838| (+ |v_ULTIMATE.start_main_~i~0#1_839| 1))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_839|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_327|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_471|, #valid=|v_#valid_1041|, #memory_int=|v_#memory_int_1461|, ~#a~0.base=|v_~#a~0.base_605|, ~#a~0.offset=|v_~#a~0.offset_600|, #length=|v_#length_782|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_838|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_326|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_471|, #valid=|v_#valid_1041|, #memory_int=|v_#memory_int_1461|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_154|, ~#a~0.base=|v_~#a~0.base_605|, ~#a~0.offset=|v_~#a~0.offset_600|, #length=|v_#length_782|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_230|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 505056#[thrENTRY, L709-6]don't care [2022-07-22 12:15:38,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:15:38,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1414066379, now seen corresponding path program 1 times [2022-07-22 12:15:38,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:15:38,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825319993] [2022-07-22 12:15:38,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:15:38,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:15:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:15:38,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:15:38,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:15:38,336 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825319993] [2022-07-22 12:15:38,336 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825319993] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:15:38,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851738575] [2022-07-22 12:15:38,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:15:38,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:15:38,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:15:38,358 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) [2022-07-22 12:15:38,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-22 12:15:38,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:15:38,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-22 12:15:38,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:15:38,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:15:38,518 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:15:38,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:15:38,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851738575] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:15:38,538 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:15:38,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2022-07-22 12:15:38,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697425518] [2022-07-22 12:15:38,538 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:15:38,538 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:15:38,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:15:38,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1335, now seen corresponding path program 2 times [2022-07-22 12:15:38,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:15:38,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324068883] [2022-07-22 12:15:38,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:15:38,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:15:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:15:38,556 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:15:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:15:38,565 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:15:38,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:15:38,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 12:15:38,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-07-22 12:15:38,610 INFO L87 Difference]: Start difference. First operand 95871 states and 475743 transitions. cyclomatic complexity: 399593 Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2022-07-22 12:15:41,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:15:41,355 INFO L93 Difference]: Finished difference Result 109218 states and 523155 transitions. [2022-07-22 12:15:41,355 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 109218 states and 523155 transitions. [2022-07-22 12:15:45,589 INFO L131 ngComponentsAnalysis]: Automaton has 15625 accepting balls. 15625 [2022-07-22 12:15:48,478 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 109218 states to 109218 states and 523155 transitions. [2022-07-22 12:15:48,478 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 109218 [2022-07-22 12:15:48,871 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 109218 [2022-07-22 12:15:48,871 INFO L73 IsDeterministic]: Start isDeterministic. Operand 109218 states and 523155 transitions. [2022-07-22 12:15:49,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:15:49,108 INFO L220 hiAutomatonCegarLoop]: Abstraction has 109218 states and 523155 transitions. [2022-07-22 12:15:49,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109218 states and 523155 transitions. [2022-07-22 12:15:52,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109218 to 93139. [2022-07-22 12:15:52,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93139 states, 93139 states have (on average 4.887984625130182) internal successors, (455262), 93138 states have internal predecessors, (455262), 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) [2022-07-22 12:15:55,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93139 states to 93139 states and 455262 transitions. [2022-07-22 12:15:55,108 INFO L242 hiAutomatonCegarLoop]: Abstraction has 93139 states and 455262 transitions. [2022-07-22 12:15:55,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-22 12:15:55,109 INFO L425 stractBuchiCegarLoop]: Abstraction has 93139 states and 455262 transitions. [2022-07-22 12:15:55,109 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 12:15:55,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93139 states and 455262 transitions. [2022-07-22 12:15:56,693 INFO L131 ngComponentsAnalysis]: Automaton has 15625 accepting balls. 15625 [2022-07-22 12:15:56,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:15:56,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:15:56,697 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:15:56,697 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:15:56,699 INFO L748 eck$LassoCheckResult]: Stem: 821497#[ULTIMATE.startENTRY]don't care [1328] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_In_1| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|) (= (select |v_#length_In_3| 2) 9) (= |v_~#a~0.offset_Out_2| 0) (= (store |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 1) |v_#valid_Out_30|) (= |v_#length_Out_6| (store |v_#length_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 40)) (= 0 |v_#NULL.base_Out_2|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_Out_30| 0) (= |v_ULTIMATE.start_main_~argc#1_Out_6| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select .cse0 1) 0) (= 48 (select .cse0 0)) (= (select |v_#valid_In_15| 2) 1) (= |v_#NULL.offset_Out_2| 0) (= (select |v_#valid_In_15| 0) 0) (< |v_#StackHeapBarrier_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) (= (select |v_#valid_In_15| 3) 1) (< 0 |v_#StackHeapBarrier_In_3|) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_Out_6| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_Out_6|)) 1 0)) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_main_~argv#1.base_Out_6|) (= |v_ULTIMATE.start_main_~argv#1.offset_Out_6| |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|) (= 40 (select |v_#length_In_3| 3)) (= |v_ULTIMATE.start_main_~i~0#1_Out_46| 0) (= 2 (select |v_#length_In_3| 1)) (= |v_~#a~0.base_Out_2| 3) (= |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2| |v_ULTIMATE.start_#in~argv#1.offset_In_1|) (= v_~x~0_Out_2 0) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_#in~argv#1.base_In_1|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18| 0)) (= |v_ULTIMATE.start_#in~argc#1_In_1| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) 0) (= |v_ULTIMATE.start_main_~n~0#1_Out_6| (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_243| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296))))) (= |v_#memory_int_Out_2| (store |v_#memory_int_In_1| |v_~#a~0.base_Out_2| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_Out_2| 0))) (= (select |v_#valid_In_15| 1) 1))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, #valid=|v_#valid_In_15|, #memory_int=|v_#memory_int_In_1|, #length=|v_#length_In_3|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_Out_30|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_Out_6|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_Out_30|, #NULL.offset=|v_#NULL.offset_Out_2|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_Out_6|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_Out_6|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_46|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_Out_2|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_Out_30|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_Out_6|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_Out_6|, #length=|v_#length_Out_6|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_Out_6|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_Out_6|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_Out_30|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_Out_6|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|, ~#a~0.base=|v_~#a~0.base_Out_2|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_Out_6|, #NULL.base=|v_#NULL.base_Out_2|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_Out_6|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_Out_2|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_Out_6|, #valid=|v_#valid_Out_30|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_Out_6|, #memory_int=|v_#memory_int_Out_2|, ~#a~0.offset=|v_~#a~0.offset_Out_2|, ~x~0=v_~x~0_Out_2, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_243|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 821499#[L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 782587#[L703-3]don't care [1221] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_264|) (= |v_thrThread1of6ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of6ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_264|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_264|, thrThread1of6ForFork0_#in~arg.offset=|v_thrThread1of6ForFork0_#in~arg.offset_4|, thrThread1of6ForFork0_~t~0=v_thrThread1of6ForFork0_~t~0_8, thrThread1of6ForFork0_#res.offset=|v_thrThread1of6ForFork0_#res.offset_2|, thrThread1of6ForFork0_~arg.offset=v_thrThread1of6ForFork0_~arg.offset_4, thrThread1of6ForFork0_#res.base=|v_thrThread1of6ForFork0_#res.base_2|, thrThread1of6ForFork0_thidvar0=v_thrThread1of6ForFork0_thidvar0_2, thrThread1of6ForFork0_#in~arg.base=|v_thrThread1of6ForFork0_#in~arg.base_4|, thrThread1of6ForFork0_~arg.base=v_thrThread1of6ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread1of6ForFork0_#in~arg.offset, thrThread1of6ForFork0_~t~0, thrThread1of6ForFork0_#res.offset, thrThread1of6ForFork0_~arg.offset, thrThread1of6ForFork0_#res.base, thrThread1of6ForFork0_thidvar0, thrThread1of6ForFork0_#in~arg.base, thrThread1of6ForFork0_~arg.base] 753711#[L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 753713#[thrENTRY, L703-5]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 669613#[thrENTRY, L702-6]don't care [1281] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_42| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_43| |v_ULTIMATE.start_main_~n~0#1_In_47|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_47|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_43|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_47|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_42|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 669615#[thrENTRY, L705-5]don't care [1272] thrENTRY-->L694: Formula: (and (= v_thrThread1of6ForFork0_~t~0_41 v_~x~0_427) (= v_thrThread1of6ForFork0_~arg.offset_5 |v_thrThread1of6ForFork0_#in~arg.offset_5|) (= |v_thrThread1of6ForFork0_#in~arg.base_5| v_thrThread1of6ForFork0_~arg.base_5)) InVars {thrThread1of6ForFork0_#in~arg.offset=|v_thrThread1of6ForFork0_#in~arg.offset_5|, thrThread1of6ForFork0_#in~arg.base=|v_thrThread1of6ForFork0_#in~arg.base_5|, ~x~0=v_~x~0_427} OutVars{thrThread1of6ForFork0_#in~arg.offset=|v_thrThread1of6ForFork0_#in~arg.offset_5|, thrThread1of6ForFork0_~t~0=v_thrThread1of6ForFork0_~t~0_41, thrThread1of6ForFork0_~arg.offset=v_thrThread1of6ForFork0_~arg.offset_5, thrThread1of6ForFork0_#in~arg.base=|v_thrThread1of6ForFork0_#in~arg.base_5|, ~x~0=v_~x~0_427, thrThread1of6ForFork0_~arg.base=v_thrThread1of6ForFork0_~arg.base_5} AuxVars[] AssignedVars[thrThread1of6ForFork0_~t~0, thrThread1of6ForFork0_~arg.offset, thrThread1of6ForFork0_~arg.base] 799527#[L694, L705-5]don't care [1216] L694-->L694-1: Formula: (let ((.cse1 (* 4 v_thrThread1of6ForFork0_~t~0_3))) (let ((.cse0 (+ |v_~#a~0.offset_4| .cse1))) (and (= (select |v_#valid_12| |v_~#a~0.base_5|) 1) (<= 0 .cse0) (<= (+ |v_~#a~0.offset_4| .cse1 4) (select |v_#length_9| |v_~#a~0.base_5|)) (= (store |v_#memory_int_12| |v_~#a~0.base_5| (store (select |v_#memory_int_12| |v_~#a~0.base_5|) .cse0 1)) |v_#memory_int_11|)))) InVars {#valid=|v_#valid_12|, thrThread1of6ForFork0_~t~0=v_thrThread1of6ForFork0_~t~0_3, #memory_int=|v_#memory_int_12|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|} OutVars{#valid=|v_#valid_12|, thrThread1of6ForFork0_~t~0=v_thrThread1of6ForFork0_~t~0_3, #memory_int=|v_#memory_int_11|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|} AuxVars[] AssignedVars[#memory_int] 818695#[L694-1, L705-5]don't care [1266] L694-1-->thrEXIT: Formula: (= (+ v_thrThread1of6ForFork0_~t~0_39 1) v_~x~0_411) InVars {thrThread1of6ForFork0_~t~0=v_thrThread1of6ForFork0_~t~0_39} OutVars{thrThread1of6ForFork0_~t~0=v_thrThread1of6ForFork0_~t~0_39, ~x~0=v_~x~0_411} AuxVars[] AssignedVars[~x~0] 765899#[thrEXIT, L705-5]don't care [1275] L705-5-->L706-1: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_792| 4))) (let ((.cse1 (+ .cse0 |v_ULTIMATE.start_main_~#t~1#1.offset_374|))) (and (<= (+ .cse0 4 |v_ULTIMATE.start_main_~#t~1#1.offset_374|) (select |v_#length_722| |v_ULTIMATE.start_main_~#t~1#1.base_504|)) (<= 0 .cse1) (< |v_ULTIMATE.start_main_~i~0#1_792| |v_ULTIMATE.start_main_~n~0#1_449|) (= |v_ULTIMATE.start_main_#t~mem8#1_197| (select (select |v_#memory_int_1331| |v_ULTIMATE.start_main_~#t~1#1.base_504|) .cse1)) (= (select |v_#valid_954| |v_ULTIMATE.start_main_~#t~1#1.base_504|) 1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_792|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_374|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_449|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_504|, #valid=|v_#valid_954|, #memory_int=|v_#memory_int_1331|, #length=|v_#length_722|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_792|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_197|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_374|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_449|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_504|, #valid=|v_#valid_954|, #memory_int=|v_#memory_int_1331|, #length=|v_#length_722|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 765901#[L706-1, thrEXIT]don't care [1227] thrEXIT-->L706-2: Formula: (= (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem8#1_184| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ .cse0 (- 4294967296)))) v_thrThread1of6ForFork0_thidvar0_4) InVars {ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_184|, thrThread1of6ForFork0_thidvar0=v_thrThread1of6ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_184|, thrThread1of6ForFork0_thidvar0=v_thrThread1of6ForFork0_thidvar0_4} AuxVars[] AssignedVars[] 755035#[L706-2]don't care [1135] L706-2-->L705-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 783203#[L705-2]don't care [1297] L705-2-->L705-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_808| (+ |v_ULTIMATE.start_main_~i~0#1_809| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_809|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_808|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_119|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~post7#1] 783205#[L705-5]don't care [1300] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_818| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_819| |v_ULTIMATE.start_main_~n~0#1_463|)) (= |v_ULTIMATE.start_main_~sum~0#1_318| 0)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_819|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_463|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_818|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_318|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_463|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 821177#[L709-6]don't care [2022-07-22 12:15:56,699 INFO L750 eck$LassoCheckResult]: Loop: 821177#[L709-6]don't care [1304] L709-6-->L709-6: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_839| 4))) (let ((.cse1 (+ .cse0 |v_~#a~0.offset_600|))) (and (<= (+ .cse0 |v_~#a~0.offset_600| 4) (select |v_#length_782| |v_~#a~0.base_605|)) (= (+ (select (select |v_#memory_int_1461| |v_~#a~0.base_605|) .cse1) |v_ULTIMATE.start_main_~sum~0#1_327|) |v_ULTIMATE.start_main_~sum~0#1_326|) (<= 0 .cse1) (= (select |v_#valid_1041| |v_~#a~0.base_605|) 1) (< |v_ULTIMATE.start_main_~i~0#1_839| |v_ULTIMATE.start_main_~n~0#1_471|) (= |v_ULTIMATE.start_main_~i~0#1_838| (+ |v_ULTIMATE.start_main_~i~0#1_839| 1))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_839|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_327|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_471|, #valid=|v_#valid_1041|, #memory_int=|v_#memory_int_1461|, ~#a~0.base=|v_~#a~0.base_605|, ~#a~0.offset=|v_~#a~0.offset_600|, #length=|v_#length_782|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_838|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_326|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_471|, #valid=|v_#valid_1041|, #memory_int=|v_#memory_int_1461|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_154|, ~#a~0.base=|v_~#a~0.base_605|, ~#a~0.offset=|v_~#a~0.offset_600|, #length=|v_#length_782|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_230|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 821177#[L709-6]don't care [2022-07-22 12:15:56,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:15:56,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1566983031, now seen corresponding path program 1 times [2022-07-22 12:15:56,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:15:56,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748097889] [2022-07-22 12:15:56,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:15:56,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:15:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:15:56,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:15:56,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:15:56,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748097889] [2022-07-22 12:15:56,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748097889] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:15:56,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1898116621] [2022-07-22 12:15:56,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:15:56,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:15:56,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:15:56,768 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 12:15:56,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-22 12:15:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:15:56,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:15:56,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:15:56,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:15:56,914 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:15:56,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-22 12:15:56,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1898116621] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:15:56,931 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:15:56,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 7 [2022-07-22 12:15:56,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341946739] [2022-07-22 12:15:56,932 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:15:56,932 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:15:56,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:15:56,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1335, now seen corresponding path program 3 times [2022-07-22 12:15:56,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:15:56,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490680703] [2022-07-22 12:15:56,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:15:56,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:15:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:15:56,939 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:15:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:15:56,945 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:15:56,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:15:56,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-22 12:15:56,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=30, Unknown=0, NotChecked=0, Total=56 [2022-07-22 12:15:56,984 INFO L87 Difference]: Start difference. First operand 93139 states and 455262 transitions. cyclomatic complexity: 377748 Second operand has 8 states, 8 states have (on average 3.25) internal successors, (26), 7 states have internal predecessors, (26), 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) [2022-07-22 12:15:58,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:15:58,449 INFO L93 Difference]: Finished difference Result 93055 states and 454923 transitions. [2022-07-22 12:15:58,449 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93055 states and 454923 transitions. [2022-07-22 12:16:01,383 INFO L131 ngComponentsAnalysis]: Automaton has 15625 accepting balls. 15625 [2022-07-22 12:16:03,591 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93055 states to 93055 states and 454923 transitions. [2022-07-22 12:16:03,592 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 93055 [2022-07-22 12:16:03,967 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 93055 [2022-07-22 12:16:03,967 INFO L73 IsDeterministic]: Start isDeterministic. Operand 93055 states and 454923 transitions. [2022-07-22 12:16:04,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:16:04,172 INFO L220 hiAutomatonCegarLoop]: Abstraction has 93055 states and 454923 transitions. [2022-07-22 12:16:04,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93055 states and 454923 transitions. [2022-07-22 12:16:07,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93055 to 93055. [2022-07-22 12:16:08,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93055 states, 93055 states have (on average 4.888753962710225) internal successors, (454923), 93054 states have internal predecessors, (454923), 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) [2022-07-22 12:16:10,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93055 states to 93055 states and 454923 transitions. [2022-07-22 12:16:10,187 INFO L242 hiAutomatonCegarLoop]: Abstraction has 93055 states and 454923 transitions. [2022-07-22 12:16:10,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-22 12:16:10,188 INFO L425 stractBuchiCegarLoop]: Abstraction has 93055 states and 454923 transitions. [2022-07-22 12:16:10,188 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 12:16:10,188 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 93055 states and 454923 transitions. [2022-07-22 12:16:12,364 INFO L131 ngComponentsAnalysis]: Automaton has 15625 accepting balls. 15625 [2022-07-22 12:16:12,366 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:16:12,366 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:16:12,389 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:16:12,390 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:16:12,395 INFO L748 eck$LassoCheckResult]: Stem: 1100727#[ULTIMATE.startENTRY]don't care [1328] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_In_1| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|) (= (select |v_#length_In_3| 2) 9) (= |v_~#a~0.offset_Out_2| 0) (= (store |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 1) |v_#valid_Out_30|) (= |v_#length_Out_6| (store |v_#length_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 40)) (= 0 |v_#NULL.base_Out_2|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_Out_30| 0) (= |v_ULTIMATE.start_main_~argc#1_Out_6| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select .cse0 1) 0) (= 48 (select .cse0 0)) (= (select |v_#valid_In_15| 2) 1) (= |v_#NULL.offset_Out_2| 0) (= (select |v_#valid_In_15| 0) 0) (< |v_#StackHeapBarrier_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) (= (select |v_#valid_In_15| 3) 1) (< 0 |v_#StackHeapBarrier_In_3|) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_Out_6| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_Out_6|)) 1 0)) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_main_~argv#1.base_Out_6|) (= |v_ULTIMATE.start_main_~argv#1.offset_Out_6| |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|) (= 40 (select |v_#length_In_3| 3)) (= |v_ULTIMATE.start_main_~i~0#1_Out_46| 0) (= 2 (select |v_#length_In_3| 1)) (= |v_~#a~0.base_Out_2| 3) (= |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2| |v_ULTIMATE.start_#in~argv#1.offset_In_1|) (= v_~x~0_Out_2 0) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_#in~argv#1.base_In_1|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18| 0)) (= |v_ULTIMATE.start_#in~argc#1_In_1| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) 0) (= |v_ULTIMATE.start_main_~n~0#1_Out_6| (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_243| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296))))) (= |v_#memory_int_Out_2| (store |v_#memory_int_In_1| |v_~#a~0.base_Out_2| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_Out_2| 0))) (= (select |v_#valid_In_15| 1) 1))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, #valid=|v_#valid_In_15|, #memory_int=|v_#memory_int_In_1|, #length=|v_#length_In_3|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_Out_30|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_Out_6|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_Out_30|, #NULL.offset=|v_#NULL.offset_Out_2|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_Out_6|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_Out_6|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_46|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_Out_2|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_Out_30|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_Out_6|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_Out_6|, #length=|v_#length_Out_6|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_Out_6|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_Out_6|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_Out_30|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_Out_6|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|, ~#a~0.base=|v_~#a~0.base_Out_2|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_Out_6|, #NULL.base=|v_#NULL.base_Out_2|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_Out_6|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_Out_2|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_Out_6|, #valid=|v_#valid_Out_30|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_Out_6|, #memory_int=|v_#memory_int_Out_2|, ~#a~0.offset=|v_~#a~0.offset_Out_2|, ~x~0=v_~x~0_Out_2, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_243|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1100729#[L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1061905#[L703-3]don't care [1221] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_264|) (= |v_thrThread1of6ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of6ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_264|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_264|, thrThread1of6ForFork0_#in~arg.offset=|v_thrThread1of6ForFork0_#in~arg.offset_4|, thrThread1of6ForFork0_~t~0=v_thrThread1of6ForFork0_~t~0_8, thrThread1of6ForFork0_#res.offset=|v_thrThread1of6ForFork0_#res.offset_2|, thrThread1of6ForFork0_~arg.offset=v_thrThread1of6ForFork0_~arg.offset_4, thrThread1of6ForFork0_#res.base=|v_thrThread1of6ForFork0_#res.base_2|, thrThread1of6ForFork0_thidvar0=v_thrThread1of6ForFork0_thidvar0_2, thrThread1of6ForFork0_#in~arg.base=|v_thrThread1of6ForFork0_#in~arg.base_4|, thrThread1of6ForFork0_~arg.base=v_thrThread1of6ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread1of6ForFork0_#in~arg.offset, thrThread1of6ForFork0_~t~0, thrThread1of6ForFork0_#res.offset, thrThread1of6ForFork0_~arg.offset, thrThread1of6ForFork0_#res.base, thrThread1of6ForFork0_thidvar0, thrThread1of6ForFork0_#in~arg.base, thrThread1of6ForFork0_~arg.base] 1033045#[L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1033047#[thrENTRY, L703-5]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 949029#[thrENTRY, L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 949031#[thrENTRY, L703-3]don't care [1222] L703-3-->thrENTRY: Formula: (and (= v_thrThread2of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_266|) (= |v_thrThread2of6ForFork0_#in~arg.offset_4| 0) (= |v_thrThread2of6ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_266|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_266|, thrThread2of6ForFork0_thidvar0=v_thrThread2of6ForFork0_thidvar0_2, thrThread2of6ForFork0_#in~arg.offset=|v_thrThread2of6ForFork0_#in~arg.offset_4|, thrThread2of6ForFork0_#res.base=|v_thrThread2of6ForFork0_#res.base_2|, thrThread2of6ForFork0_~arg.offset=v_thrThread2of6ForFork0_~arg.offset_4, thrThread2of6ForFork0_#in~arg.base=|v_thrThread2of6ForFork0_#in~arg.base_4|, thrThread2of6ForFork0_#res.offset=|v_thrThread2of6ForFork0_#res.offset_2|, thrThread2of6ForFork0_~t~0=v_thrThread2of6ForFork0_~t~0_8, thrThread2of6ForFork0_~arg.base=v_thrThread2of6ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread2of6ForFork0_thidvar0, thrThread2of6ForFork0_#in~arg.offset, thrThread2of6ForFork0_#res.base, thrThread2of6ForFork0_~arg.offset, thrThread2of6ForFork0_#in~arg.base, thrThread2of6ForFork0_#res.offset, thrThread2of6ForFork0_~t~0, thrThread2of6ForFork0_~arg.base] 1100659#[thrENTRY, L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1033159#[thrENTRY, thrENTRY, L703-5]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1033161#[thrENTRY, thrENTRY, L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1086405#[thrENTRY, thrENTRY, L703-3]don't care [1223] L703-3-->thrENTRY: Formula: (and (= |v_thrThread3of6ForFork0_#in~arg.offset_4| 0) (= |v_thrThread3of6ForFork0_#in~arg.base_4| 0) (= v_thrThread3of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_268|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_268|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_268|, thrThread3of6ForFork0_~t~0=v_thrThread3of6ForFork0_~t~0_8, thrThread3of6ForFork0_#res.offset=|v_thrThread3of6ForFork0_#res.offset_2|, thrThread3of6ForFork0_#in~arg.offset=|v_thrThread3of6ForFork0_#in~arg.offset_4|, thrThread3of6ForFork0_#in~arg.base=|v_thrThread3of6ForFork0_#in~arg.base_4|, thrThread3of6ForFork0_#res.base=|v_thrThread3of6ForFork0_#res.base_2|, thrThread3of6ForFork0_thidvar0=v_thrThread3of6ForFork0_thidvar0_2, thrThread3of6ForFork0_~arg.offset=v_thrThread3of6ForFork0_~arg.offset_4, thrThread3of6ForFork0_~arg.base=v_thrThread3of6ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread3of6ForFork0_~t~0, thrThread3of6ForFork0_#res.offset, thrThread3of6ForFork0_#in~arg.offset, thrThread3of6ForFork0_#in~arg.base, thrThread3of6ForFork0_#res.base, thrThread3of6ForFork0_thidvar0, thrThread3of6ForFork0_~arg.offset, thrThread3of6ForFork0_~arg.base] 1086407#[thrENTRY, thrENTRY, L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1005295#[thrENTRY, thrENTRY, thrENTRY, L703-5]don't care [1269] thrENTRY-->L694: Formula: (and (= v_thrThread3of6ForFork0_~t~0_55 v_~x~0_418) (= |v_thrThread3of6ForFork0_#in~arg.offset_5| v_thrThread3of6ForFork0_~arg.offset_5) (= |v_thrThread3of6ForFork0_#in~arg.base_5| v_thrThread3of6ForFork0_~arg.base_5)) InVars {thrThread3of6ForFork0_#in~arg.offset=|v_thrThread3of6ForFork0_#in~arg.offset_5|, thrThread3of6ForFork0_#in~arg.base=|v_thrThread3of6ForFork0_#in~arg.base_5|, ~x~0=v_~x~0_418} OutVars{thrThread3of6ForFork0_~t~0=v_thrThread3of6ForFork0_~t~0_55, thrThread3of6ForFork0_#in~arg.offset=|v_thrThread3of6ForFork0_#in~arg.offset_5|, thrThread3of6ForFork0_#in~arg.base=|v_thrThread3of6ForFork0_#in~arg.base_5|, thrThread3of6ForFork0_~arg.offset=v_thrThread3of6ForFork0_~arg.offset_5, thrThread3of6ForFork0_~arg.base=v_thrThread3of6ForFork0_~arg.base_5, ~x~0=v_~x~0_418} AuxVars[] AssignedVars[thrThread3of6ForFork0_~t~0, thrThread3of6ForFork0_~arg.offset, thrThread3of6ForFork0_~arg.base] 1005297#[L694, thrENTRY, thrENTRY, L703-5]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1075409#[L694, thrENTRY, thrENTRY, L702-6]don't care [1191] L694-->L694-1: Formula: (let ((.cse0 (* v_thrThread3of6ForFork0_~t~0_3 4))) (let ((.cse1 (+ |v_~#a~0.offset_4| .cse0))) (and (<= (+ |v_~#a~0.offset_4| .cse0 4) (select |v_#length_9| |v_~#a~0.base_5|)) (= (select |v_#valid_12| |v_~#a~0.base_5|) 1) (= (store |v_#memory_int_12| |v_~#a~0.base_5| (store (select |v_#memory_int_12| |v_~#a~0.base_5|) .cse1 1)) |v_#memory_int_11|) (<= 0 .cse1)))) InVars {thrThread3of6ForFork0_~t~0=v_thrThread3of6ForFork0_~t~0_3, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_12|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|} OutVars{thrThread3of6ForFork0_~t~0=v_thrThread3of6ForFork0_~t~0_3, #valid=|v_#valid_12|, #memory_int=|v_#memory_int_11|, ~#a~0.base=|v_~#a~0.base_5|, ~#a~0.offset=|v_~#a~0.offset_4|, #length=|v_#length_9|} AuxVars[] AssignedVars[#memory_int] 1036283#[thrENTRY, thrENTRY, L702-6, L694-1]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1058333#[thrENTRY, thrENTRY, L694-1, L703-3]don't care [1255] L694-1-->thrEXIT: Formula: (= (+ v_thrThread3of6ForFork0_~t~0_21 1) v_~x~0_383) InVars {thrThread3of6ForFork0_~t~0=v_thrThread3of6ForFork0_~t~0_21} OutVars{thrThread3of6ForFork0_~t~0=v_thrThread3of6ForFork0_~t~0_21, ~x~0=v_~x~0_383} AuxVars[] AssignedVars[~x~0] 1086073#[thrENTRY, thrEXIT, thrENTRY, L703-3]don't care [1224] L703-3-->thrENTRY: Formula: (and (= |v_thrThread4of6ForFork0_#in~arg.base_4| 0) (= |v_thrThread4of6ForFork0_#in~arg.offset_4| 0) (= v_thrThread4of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_270|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_270|} OutVars{thrThread4of6ForFork0_~t~0=v_thrThread4of6ForFork0_~t~0_8, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_270|, thrThread4of6ForFork0_~arg.base=v_thrThread4of6ForFork0_~arg.base_4, thrThread4of6ForFork0_~arg.offset=v_thrThread4of6ForFork0_~arg.offset_4, thrThread4of6ForFork0_#res.offset=|v_thrThread4of6ForFork0_#res.offset_2|, thrThread4of6ForFork0_#res.base=|v_thrThread4of6ForFork0_#res.base_2|, thrThread4of6ForFork0_#in~arg.offset=|v_thrThread4of6ForFork0_#in~arg.offset_4|, thrThread4of6ForFork0_#in~arg.base=|v_thrThread4of6ForFork0_#in~arg.base_4|, thrThread4of6ForFork0_thidvar0=v_thrThread4of6ForFork0_thidvar0_2} AuxVars[] AssignedVars[thrThread4of6ForFork0_~t~0, thrThread4of6ForFork0_~arg.base, thrThread4of6ForFork0_~arg.offset, thrThread4of6ForFork0_#res.offset, thrThread4of6ForFork0_#res.base, thrThread4of6ForFork0_#in~arg.offset, thrThread4of6ForFork0_#in~arg.base, thrThread4of6ForFork0_thidvar0] 1062773#[thrEXIT, thrENTRY, thrENTRY, L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1019027#[thrEXIT, thrENTRY, thrENTRY, L703-5, thrENTRY]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1017955#[thrEXIT, L702-6, thrENTRY, thrENTRY, thrENTRY]don't care [1281] L702-6-->L705-5: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_Out_42| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_In_43| |v_ULTIMATE.start_main_~n~0#1_In_47|))) InVars {ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_47|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_In_43|} OutVars{ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_In_47|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_42|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1] 988423#[thrEXIT, thrENTRY, thrENTRY, L705-5, thrENTRY]don't care [1275] L705-5-->L706-1: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_792| 4))) (let ((.cse1 (+ .cse0 |v_ULTIMATE.start_main_~#t~1#1.offset_374|))) (and (<= (+ .cse0 4 |v_ULTIMATE.start_main_~#t~1#1.offset_374|) (select |v_#length_722| |v_ULTIMATE.start_main_~#t~1#1.base_504|)) (<= 0 .cse1) (< |v_ULTIMATE.start_main_~i~0#1_792| |v_ULTIMATE.start_main_~n~0#1_449|) (= |v_ULTIMATE.start_main_#t~mem8#1_197| (select (select |v_#memory_int_1331| |v_ULTIMATE.start_main_~#t~1#1.base_504|) .cse1)) (= (select |v_#valid_954| |v_ULTIMATE.start_main_~#t~1#1.base_504|) 1)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_792|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_374|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_449|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_504|, #valid=|v_#valid_954|, #memory_int=|v_#memory_int_1331|, #length=|v_#length_722|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_792|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_197|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_374|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_449|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_504|, #valid=|v_#valid_954|, #memory_int=|v_#memory_int_1331|, #length=|v_#length_722|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 1098199#[thrEXIT, L706-1, thrENTRY, thrENTRY, thrENTRY]don't care [1229] thrEXIT-->L706-2: Formula: (= v_thrThread3of6ForFork0_thidvar0_4 (let ((.cse0 (mod |v_ULTIMATE.start_main_#t~mem8#1_188| 4294967296))) (ite (<= .cse0 2147483647) .cse0 (+ (- 4294967296) .cse0)))) InVars {ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_188|, thrThread3of6ForFork0_thidvar0=v_thrThread3of6ForFork0_thidvar0_4} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_188|, thrThread3of6ForFork0_thidvar0=v_thrThread3of6ForFork0_thidvar0_4} AuxVars[] AssignedVars[] 1097689#[thrENTRY, L706-2, thrENTRY, thrENTRY]don't care [1135] L706-2-->L705-2: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_3|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem8#1] 975697#[L705-2, thrENTRY, thrENTRY, thrENTRY]don't care [1297] L705-2-->L705-5: Formula: (= |v_ULTIMATE.start_main_~i~0#1_808| (+ |v_ULTIMATE.start_main_~i~0#1_809| 1)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_809|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_808|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_119|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~post7#1] 975699#[thrENTRY, L705-5, thrENTRY, thrENTRY]don't care [1300] L705-5-->L709-6: Formula: (and (= |v_ULTIMATE.start_main_~i~0#1_818| 0) (not (< |v_ULTIMATE.start_main_~i~0#1_819| |v_ULTIMATE.start_main_~n~0#1_463|)) (= |v_ULTIMATE.start_main_~sum~0#1_318| 0)) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_819|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_463|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_818|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_318|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_463|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1] 1097843#[thrENTRY, thrENTRY, L709-6, thrENTRY]don't care [2022-07-22 12:16:12,396 INFO L750 eck$LassoCheckResult]: Loop: 1097843#[thrENTRY, thrENTRY, L709-6, thrENTRY]don't care [1304] L709-6-->L709-6: Formula: (let ((.cse0 (* |v_ULTIMATE.start_main_~i~0#1_839| 4))) (let ((.cse1 (+ .cse0 |v_~#a~0.offset_600|))) (and (<= (+ .cse0 |v_~#a~0.offset_600| 4) (select |v_#length_782| |v_~#a~0.base_605|)) (= (+ (select (select |v_#memory_int_1461| |v_~#a~0.base_605|) .cse1) |v_ULTIMATE.start_main_~sum~0#1_327|) |v_ULTIMATE.start_main_~sum~0#1_326|) (<= 0 .cse1) (= (select |v_#valid_1041| |v_~#a~0.base_605|) 1) (< |v_ULTIMATE.start_main_~i~0#1_839| |v_ULTIMATE.start_main_~n~0#1_471|) (= |v_ULTIMATE.start_main_~i~0#1_838| (+ |v_ULTIMATE.start_main_~i~0#1_839| 1))))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_839|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_327|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_471|, #valid=|v_#valid_1041|, #memory_int=|v_#memory_int_1461|, ~#a~0.base=|v_~#a~0.base_605|, ~#a~0.offset=|v_~#a~0.offset_600|, #length=|v_#length_782|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_838|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_326|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_471|, #valid=|v_#valid_1041|, #memory_int=|v_#memory_int_1461|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_154|, ~#a~0.base=|v_~#a~0.base_605|, ~#a~0.offset=|v_~#a~0.offset_600|, #length=|v_#length_782|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_230|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_#t~post9#1, ULTIMATE.start_main_#t~mem10#1] 1097843#[thrENTRY, thrENTRY, L709-6, thrENTRY]don't care [2022-07-22 12:16:12,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:16:12,398 INFO L85 PathProgramCache]: Analyzing trace with hash -2097254081, now seen corresponding path program 1 times [2022-07-22 12:16:12,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:16:12,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676858769] [2022-07-22 12:16:12,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:16:12,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:16:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:16:12,527 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:16:12,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-22 12:16:12,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676858769] [2022-07-22 12:16:12,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676858769] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-22 12:16:12,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1984339330] [2022-07-22 12:16:12,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:16:12,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 12:16:12,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 12:16:12,530 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 12:16:12,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-07-22 12:16:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 12:16:12,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-22 12:16:12,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 12:16:12,703 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:16:12,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-22 12:16:12,800 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 15 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 12:16:12,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1984339330] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-22 12:16:12,801 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-22 12:16:12,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2022-07-22 12:16:12,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829023233] [2022-07-22 12:16:12,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-22 12:16:12,805 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-07-22 12:16:12,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:16:12,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1335, now seen corresponding path program 4 times [2022-07-22 12:16:12,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:16:12,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500925440] [2022-07-22 12:16:12,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:16:12,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:16:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:16:12,813 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:16:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:16:12,833 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:16:12,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-22 12:16:12,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-07-22 12:16:12,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2022-07-22 12:16:12,883 INFO L87 Difference]: Start difference. First operand 93055 states and 454923 transitions. cyclomatic complexity: 377493 Second operand has 17 states, 16 states have (on average 3.75) internal successors, (60), 16 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 12:16:15,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 12:16:15,653 INFO L93 Difference]: Finished difference Result 93747 states and 437771 transitions. [2022-07-22 12:16:15,653 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93747 states and 437771 transitions. [2022-07-22 12:16:19,444 INFO L131 ngComponentsAnalysis]: Automaton has 4361 accepting balls. 4361 [2022-07-22 12:16:22,047 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93747 states to 93747 states and 437771 transitions. [2022-07-22 12:16:22,048 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 93747 [2022-07-22 12:16:22,490 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 93747 [2022-07-22 12:16:22,491 INFO L73 IsDeterministic]: Start isDeterministic. Operand 93747 states and 437771 transitions. [2022-07-22 12:16:23,218 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-22 12:16:23,218 INFO L220 hiAutomatonCegarLoop]: Abstraction has 93747 states and 437771 transitions. [2022-07-22 12:16:23,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93747 states and 437771 transitions. [2022-07-22 12:16:28,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93747 to 92687. [2022-07-22 12:16:28,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92687 states, 92687 states have (on average 4.695361809099442) internal successors, (435199), 92686 states have internal predecessors, (435199), 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) [2022-07-22 12:16:30,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92687 states to 92687 states and 435199 transitions. [2022-07-22 12:16:30,526 INFO L242 hiAutomatonCegarLoop]: Abstraction has 92687 states and 435199 transitions. [2022-07-22 12:16:30,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-22 12:16:30,527 INFO L425 stractBuchiCegarLoop]: Abstraction has 92687 states and 435199 transitions. [2022-07-22 12:16:30,527 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-22 12:16:30,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92687 states and 435199 transitions. [2022-07-22 12:16:32,291 INFO L131 ngComponentsAnalysis]: Automaton has 4361 accepting balls. 4361 [2022-07-22 12:16:32,292 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 12:16:32,292 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 12:16:32,294 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 12:16:32,294 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-07-22 12:16:32,295 INFO L748 eck$LassoCheckResult]: Stem: 1371894#[ULTIMATE.startENTRY]don't care [1328] ULTIMATE.startENTRY-->L702-6: Formula: (let ((.cse0 (select |v_#memory_int_In_1| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|) (= (select |v_#length_In_3| 2) 9) (= |v_~#a~0.offset_Out_2| 0) (= (store |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 1) |v_#valid_Out_30|) (= |v_#length_Out_6| (store |v_#length_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30| 40)) (= 0 |v_#NULL.base_Out_2|) (= |v_ULTIMATE.start_main_~#t~1#1.offset_Out_30| 0) (= |v_ULTIMATE.start_main_~argc#1_Out_6| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select .cse0 1) 0) (= 48 (select .cse0 0)) (= (select |v_#valid_In_15| 2) 1) (= |v_#NULL.offset_Out_2| 0) (= (select |v_#valid_In_15| 0) 0) (< |v_#StackHeapBarrier_In_3| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) (= (select |v_#valid_In_15| 3) 1) (< 0 |v_#StackHeapBarrier_In_3|) (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14| (ite (and (<= |v_ULTIMATE.start_main_~n~0#1_Out_6| 10) (<= 5 |v_ULTIMATE.start_main_~n~0#1_Out_6|)) 1 0)) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_main_~argv#1.base_Out_6|) (= |v_ULTIMATE.start_main_~argv#1.offset_Out_6| |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|) (= 40 (select |v_#length_In_3| 3)) (= |v_ULTIMATE.start_main_~i~0#1_Out_46| 0) (= 2 (select |v_#length_In_3| 1)) (= |v_~#a~0.base_Out_2| 3) (= |v_ULTIMATE.start_main_#in~argv#1.offset_Out_2| |v_ULTIMATE.start_#in~argv#1.offset_In_1|) (= v_~x~0_Out_2 0) (= |v_ULTIMATE.start_main_#in~argv#1.base_Out_2| |v_ULTIMATE.start_#in~argv#1.base_In_1|) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18| 0)) (= |v_ULTIMATE.start_#in~argc#1_In_1| |v_ULTIMATE.start_main_#in~argc#1_Out_2|) (= (select |v_#valid_In_15| |v_ULTIMATE.start_main_~#t~1#1.base_Out_30|) 0) (= |v_ULTIMATE.start_main_~n~0#1_Out_6| (let ((.cse1 (mod |v_ULTIMATE.start_main_#t~nondet3#1_243| 4294967296))) (ite (<= .cse1 2147483647) .cse1 (+ .cse1 (- 4294967296))))) (= |v_#memory_int_Out_2| (store |v_#memory_int_In_1| |v_~#a~0.base_Out_2| (store ((as const (Array Int Int)) 0) |v_~#a~0.offset_Out_2| 0))) (= (select |v_#valid_In_15| 1) 1))) InVars {ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, #valid=|v_#valid_In_15|, #memory_int=|v_#memory_int_In_1|, #length=|v_#length_In_3|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|} OutVars{ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_Out_30|, ULTIMATE.start_main_#t~mem8#1=|v_ULTIMATE.start_main_#t~mem8#1_Out_6|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_Out_30|, #NULL.offset=|v_#NULL.offset_Out_2|, ULTIMATE.start_main_~argv#1.offset=|v_ULTIMATE.start_main_~argv#1.offset_Out_6|, ULTIMATE.start_main_~argv#1.base=|v_ULTIMATE.start_main_~argv#1.base_Out_6|, ULTIMATE.start_#in~argc#1=|v_ULTIMATE.start_#in~argc#1_In_1|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_Out_46|, ULTIMATE.start_main_#in~argc#1=|v_ULTIMATE.start_main_#in~argc#1_Out_2|, ULTIMATE.start_main_~sum~0#1=|v_ULTIMATE.start_main_~sum~0#1_Out_30|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_Out_6|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_Out_18|, ULTIMATE.start_main_#t~post9#1=|v_ULTIMATE.start_main_#t~post9#1_Out_6|, #length=|v_#length_Out_6|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_Out_6|, ULTIMATE.start_#in~argv#1.offset=|v_ULTIMATE.start_#in~argv#1.offset_In_1|, ULTIMATE.start_#in~argv#1.base=|v_ULTIMATE.start_#in~argv#1.base_In_1|, ULTIMATE.start_main_~argc#1=|v_ULTIMATE.start_main_~argc#1_Out_6|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_Out_30|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_Out_6|, ULTIMATE.start_main_#in~argv#1.offset=|v_ULTIMATE.start_main_#in~argv#1.offset_Out_2|, ~#a~0.base=|v_~#a~0.base_Out_2|, ULTIMATE.start_main_#t~mem10#1=|v_ULTIMATE.start_main_#t~mem10#1_Out_6|, #NULL.base=|v_#NULL.base_Out_2|, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_Out_6|, ULTIMATE.start_main_#in~argv#1.base=|v_ULTIMATE.start_main_#in~argv#1.base_Out_2|, #StackHeapBarrier=|v_#StackHeapBarrier_In_3|, ULTIMATE.start_main_#t~nondet3#1=|v_ULTIMATE.start_main_#t~nondet3#1_Out_6|, #valid=|v_#valid_Out_30|, ULTIMATE.start_main_#t~post7#1=|v_ULTIMATE.start_main_#t~post7#1_Out_6|, #memory_int=|v_#memory_int_Out_2|, ~#a~0.offset=|v_~#a~0.offset_Out_2|, ~x~0=v_~x~0_Out_2, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_Out_14|} AuxVars[|v_ULTIMATE.start_main_#t~nondet3#1_243|] AssignedVars[ULTIMATE.start_main_~#t~1#1.offset, ULTIMATE.start_main_#t~mem8#1, ULTIMATE.start_main_~#t~1#1.base, #NULL.offset, ULTIMATE.start_main_~argv#1.offset, ULTIMATE.start_main_~argv#1.base, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#in~argc#1, ULTIMATE.start_main_~sum~0#1, ULTIMATE.start_main_~n~0#1, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~post9#1, #length, ULTIMATE.start_main_#t~post4#1, ULTIMATE.start_main_~argc#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#in~argv#1.offset, ~#a~0.base, ULTIMATE.start_main_#t~mem10#1, #NULL.base, ULTIMATE.start_main_#t~pre5#1, ULTIMATE.start_main_#in~argv#1.base, ULTIMATE.start_main_#t~nondet3#1, #valid, ULTIMATE.start_main_#t~post7#1, #memory_int, ~#a~0.offset, ~x~0, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1371896#[L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1328434#[L703-3]don't care [1221] L703-3-->thrENTRY: Formula: (and (= v_thrThread1of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_264|) (= |v_thrThread1of6ForFork0_#in~arg.base_4| 0) (= |v_thrThread1of6ForFork0_#in~arg.offset_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_264|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_264|, thrThread1of6ForFork0_#in~arg.offset=|v_thrThread1of6ForFork0_#in~arg.offset_4|, thrThread1of6ForFork0_~t~0=v_thrThread1of6ForFork0_~t~0_8, thrThread1of6ForFork0_#res.offset=|v_thrThread1of6ForFork0_#res.offset_2|, thrThread1of6ForFork0_~arg.offset=v_thrThread1of6ForFork0_~arg.offset_4, thrThread1of6ForFork0_#res.base=|v_thrThread1of6ForFork0_#res.base_2|, thrThread1of6ForFork0_thidvar0=v_thrThread1of6ForFork0_thidvar0_2, thrThread1of6ForFork0_#in~arg.base=|v_thrThread1of6ForFork0_#in~arg.base_4|, thrThread1of6ForFork0_~arg.base=v_thrThread1of6ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread1of6ForFork0_#in~arg.offset, thrThread1of6ForFork0_~t~0, thrThread1of6ForFork0_#res.offset, thrThread1of6ForFork0_~arg.offset, thrThread1of6ForFork0_#res.base, thrThread1of6ForFork0_thidvar0, thrThread1of6ForFork0_#in~arg.base, thrThread1of6ForFork0_~arg.base] 1301320#[L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1301322#[thrENTRY, L703-5]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1225450#[thrENTRY, L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1225452#[thrENTRY, L703-3]don't care [1222] L703-3-->thrENTRY: Formula: (and (= v_thrThread2of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_266|) (= |v_thrThread2of6ForFork0_#in~arg.offset_4| 0) (= |v_thrThread2of6ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_266|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_266|, thrThread2of6ForFork0_thidvar0=v_thrThread2of6ForFork0_thidvar0_2, thrThread2of6ForFork0_#in~arg.offset=|v_thrThread2of6ForFork0_#in~arg.offset_4|, thrThread2of6ForFork0_#res.base=|v_thrThread2of6ForFork0_#res.base_2|, thrThread2of6ForFork0_~arg.offset=v_thrThread2of6ForFork0_~arg.offset_4, thrThread2of6ForFork0_#in~arg.base=|v_thrThread2of6ForFork0_#in~arg.base_4|, thrThread2of6ForFork0_#res.offset=|v_thrThread2of6ForFork0_#res.offset_2|, thrThread2of6ForFork0_~t~0=v_thrThread2of6ForFork0_~t~0_8, thrThread2of6ForFork0_~arg.base=v_thrThread2of6ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread2of6ForFork0_thidvar0, thrThread2of6ForFork0_#in~arg.offset, thrThread2of6ForFork0_#res.base, thrThread2of6ForFork0_~arg.offset, thrThread2of6ForFork0_#in~arg.base, thrThread2of6ForFork0_#res.offset, thrThread2of6ForFork0_~t~0, thrThread2of6ForFork0_~arg.base] 1371720#[thrENTRY, L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1301432#[thrENTRY, thrENTRY, L703-5]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1301434#[thrENTRY, thrENTRY, L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1352222#[thrENTRY, thrENTRY, L703-3]don't care [1223] L703-3-->thrENTRY: Formula: (and (= |v_thrThread3of6ForFork0_#in~arg.offset_4| 0) (= |v_thrThread3of6ForFork0_#in~arg.base_4| 0) (= v_thrThread3of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_268|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_268|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_268|, thrThread3of6ForFork0_~t~0=v_thrThread3of6ForFork0_~t~0_8, thrThread3of6ForFork0_#res.offset=|v_thrThread3of6ForFork0_#res.offset_2|, thrThread3of6ForFork0_#in~arg.offset=|v_thrThread3of6ForFork0_#in~arg.offset_4|, thrThread3of6ForFork0_#in~arg.base=|v_thrThread3of6ForFork0_#in~arg.base_4|, thrThread3of6ForFork0_#res.base=|v_thrThread3of6ForFork0_#res.base_2|, thrThread3of6ForFork0_thidvar0=v_thrThread3of6ForFork0_thidvar0_2, thrThread3of6ForFork0_~arg.offset=v_thrThread3of6ForFork0_~arg.offset_4, thrThread3of6ForFork0_~arg.base=v_thrThread3of6ForFork0_~arg.base_4} AuxVars[] AssignedVars[thrThread3of6ForFork0_~t~0, thrThread3of6ForFork0_#res.offset, thrThread3of6ForFork0_#in~arg.offset, thrThread3of6ForFork0_#in~arg.base, thrThread3of6ForFork0_#res.base, thrThread3of6ForFork0_thidvar0, thrThread3of6ForFork0_~arg.offset, thrThread3of6ForFork0_~arg.base] 1352224#[thrENTRY, thrENTRY, L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1275972#[thrENTRY, thrENTRY, thrENTRY, L703-5]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1275976#[thrENTRY, thrENTRY, thrENTRY, L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1362076#[thrENTRY, thrENTRY, thrENTRY, L703-3]don't care [1224] L703-3-->thrENTRY: Formula: (and (= |v_thrThread4of6ForFork0_#in~arg.base_4| 0) (= |v_thrThread4of6ForFork0_#in~arg.offset_4| 0) (= v_thrThread4of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_270|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_270|} OutVars{thrThread4of6ForFork0_~t~0=v_thrThread4of6ForFork0_~t~0_8, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_270|, thrThread4of6ForFork0_~arg.base=v_thrThread4of6ForFork0_~arg.base_4, thrThread4of6ForFork0_~arg.offset=v_thrThread4of6ForFork0_~arg.offset_4, thrThread4of6ForFork0_#res.offset=|v_thrThread4of6ForFork0_#res.offset_2|, thrThread4of6ForFork0_#res.base=|v_thrThread4of6ForFork0_#res.base_2|, thrThread4of6ForFork0_#in~arg.offset=|v_thrThread4of6ForFork0_#in~arg.offset_4|, thrThread4of6ForFork0_#in~arg.base=|v_thrThread4of6ForFork0_#in~arg.base_4|, thrThread4of6ForFork0_thidvar0=v_thrThread4of6ForFork0_thidvar0_2} AuxVars[] AssignedVars[thrThread4of6ForFork0_~t~0, thrThread4of6ForFork0_~arg.base, thrThread4of6ForFork0_~arg.offset, thrThread4of6ForFork0_#res.offset, thrThread4of6ForFork0_#res.base, thrThread4of6ForFork0_#in~arg.offset, thrThread4of6ForFork0_#in~arg.base, thrThread4of6ForFork0_thidvar0] 1362078#[thrENTRY, thrENTRY, thrENTRY, L703-4, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1297626#[thrENTRY, thrENTRY, thrENTRY, L703-5, thrENTRY]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1297630#[thrENTRY, L702-6, thrENTRY, thrENTRY, thrENTRY]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1358436#[thrENTRY, L703-3, thrENTRY, thrENTRY, thrENTRY]don't care [1225] L703-3-->thrENTRY: Formula: (and (= |v_thrThread5of6ForFork0_#in~arg.base_4| 0) (= |v_thrThread5of6ForFork0_#in~arg.offset_4| 0) (= v_thrThread5of6ForFork0_thidvar0_2 |v_ULTIMATE.start_main_#t~pre5#1_272|)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_272|} OutVars{thrThread5of6ForFork0_#res.base=|v_thrThread5of6ForFork0_#res.base_2|, thrThread5of6ForFork0_~arg.offset=v_thrThread5of6ForFork0_~arg.offset_4, ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_272|, thrThread5of6ForFork0_~arg.base=v_thrThread5of6ForFork0_~arg.base_4, thrThread5of6ForFork0_#res.offset=|v_thrThread5of6ForFork0_#res.offset_2|, thrThread5of6ForFork0_~t~0=v_thrThread5of6ForFork0_~t~0_8, thrThread5of6ForFork0_thidvar0=v_thrThread5of6ForFork0_thidvar0_2, thrThread5of6ForFork0_#in~arg.offset=|v_thrThread5of6ForFork0_#in~arg.offset_4|, thrThread5of6ForFork0_#in~arg.base=|v_thrThread5of6ForFork0_#in~arg.base_4|} AuxVars[] AssignedVars[thrThread5of6ForFork0_#res.base, thrThread5of6ForFork0_~arg.offset, thrThread5of6ForFork0_~arg.base, thrThread5of6ForFork0_#res.offset, thrThread5of6ForFork0_~t~0, thrThread5of6ForFork0_thidvar0, thrThread5of6ForFork0_#in~arg.offset, thrThread5of6ForFork0_#in~arg.base] 1358440#[thrENTRY, thrENTRY, thrENTRY, L703-4, thrENTRY, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1367232#[thrENTRY, thrENTRY, thrENTRY, thrENTRY, L703-5, thrENTRY]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1372898#[thrENTRY, thrENTRY, thrENTRY, thrENTRY, thrENTRY, L702-6]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1315620#[thrENTRY, thrENTRY, L703-3, thrENTRY, thrENTRY, thrENTRY]don't care [1226] L703-3-->thrENTRY: Formula: (and (= |v_thrThread6of6ForFork0_#in~arg.offset_4| 0) (= |v_ULTIMATE.start_main_#t~pre5#1_274| v_thrThread6of6ForFork0_thidvar0_2) (= |v_thrThread6of6ForFork0_#in~arg.base_4| 0)) InVars {ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_274|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_274|, thrThread6of6ForFork0_~arg.offset=v_thrThread6of6ForFork0_~arg.offset_4, thrThread6of6ForFork0_#res.base=|v_thrThread6of6ForFork0_#res.base_2|, thrThread6of6ForFork0_~t~0=v_thrThread6of6ForFork0_~t~0_8, thrThread6of6ForFork0_#in~arg.offset=|v_thrThread6of6ForFork0_#in~arg.offset_4|, thrThread6of6ForFork0_thidvar0=v_thrThread6of6ForFork0_thidvar0_2, thrThread6of6ForFork0_~arg.base=v_thrThread6of6ForFork0_~arg.base_4, thrThread6of6ForFork0_#res.offset=|v_thrThread6of6ForFork0_#res.offset_2|, thrThread6of6ForFork0_#in~arg.base=|v_thrThread6of6ForFork0_#in~arg.base_4|} AuxVars[] AssignedVars[thrThread6of6ForFork0_~arg.offset, thrThread6of6ForFork0_#res.base, thrThread6of6ForFork0_~t~0, thrThread6of6ForFork0_#in~arg.offset, thrThread6of6ForFork0_thidvar0, thrThread6of6ForFork0_~arg.base, thrThread6of6ForFork0_#res.offset, thrThread6of6ForFork0_#in~arg.base] 1315628#[thrENTRY, thrENTRY, L703-4, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [1152] L703-4-->L703-5: Formula: true InVars {} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_4|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1] 1370120#[thrENTRY, thrENTRY, L703-5, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [1301] L703-5-->L702-6: Formula: (= (+ |v_ULTIMATE.start_main_~i~0#1_825| 1) |v_ULTIMATE.start_main_~i~0#1_824|) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_825|} OutVars{ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_824|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_118|, ULTIMATE.start_main_#t~post4#1=|v_ULTIMATE.start_main_#t~post4#1_152|} AuxVars[] AssignedVars[ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_#t~nondet6#1, ULTIMATE.start_main_#t~post4#1] 1371244#[thrENTRY, thrENTRY, L702-6, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [1287] L702-6-->L703-3: Formula: (let ((.cse1 (* |v_ULTIMATE.start_main_~i~0#1_796| 4))) (let ((.cse0 (+ .cse1 |v_ULTIMATE.start_main_~#t~1#1.offset_376|))) (and (= |v_#memory_int_1343| (store |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512| (store (select |v_#memory_int_1344| |v_ULTIMATE.start_main_~#t~1#1.base_512|) .cse0 |v_ULTIMATE.start_main_#t~pre5#1_283|))) (<= (+ .cse1 4 |v_ULTIMATE.start_main_~#t~1#1.offset_376|) (select |v_#length_728| |v_ULTIMATE.start_main_~#t~1#1.base_512|)) (< |v_ULTIMATE.start_main_~i~0#1_796| |v_ULTIMATE.start_main_~n~0#1_453|) (<= 0 .cse0) (= |v_ULTIMATE.start_main_#t~pre5#1_283| |v_#pthreadsForks_209|) (= (select |v_#valid_970| |v_ULTIMATE.start_main_~#t~1#1.base_512|) 1) (= (+ |v_#pthreadsForks_209| 1) |v_#pthreadsForks_208|)))) InVars {ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_209|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1344|, #length=|v_#length_728|} OutVars{ULTIMATE.start_main_#t~pre5#1=|v_ULTIMATE.start_main_#t~pre5#1_283|, ULTIMATE.start_main_~i~0#1=|v_ULTIMATE.start_main_~i~0#1_796|, ULTIMATE.start_main_~#t~1#1.offset=|v_ULTIMATE.start_main_~#t~1#1.offset_376|, #pthreadsForks=|v_#pthreadsForks_208|, ULTIMATE.start_main_~n~0#1=|v_ULTIMATE.start_main_~n~0#1_453|, ULTIMATE.start_main_~#t~1#1.base=|v_ULTIMATE.start_main_~#t~1#1.base_512|, #valid=|v_#valid_970|, #memory_int=|v_#memory_int_1343|, #length=|v_#length_728|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~pre5#1, #pthreadsForks, #memory_int] 1257508#[thrENTRY, thrENTRY, L703-3, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [1219] L703-3-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1257510#[thrENTRY, thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 12:16:32,295 INFO L750 eck$LassoCheckResult]: Loop: 1257510#[thrENTRY, thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [1220] ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES-->ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES: Formula: true InVars {} OutVars{} AuxVars[] AssignedVars[] 1257510#[thrENTRY, thrENTRY, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thrENTRY, thrENTRY, thrENTRY, thrENTRY]don't care [2022-07-22 12:16:32,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:16:32,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1430611692, now seen corresponding path program 1 times [2022-07-22 12:16:32,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:16:32,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284621300] [2022-07-22 12:16:32,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:16:32,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:16:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:16:32,322 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:16:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:16:32,348 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:16:32,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:16:32,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times [2022-07-22 12:16:32,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:16:32,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557329674] [2022-07-22 12:16:32,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:16:32,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:16:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:16:32,353 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:16:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:16:32,356 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:16:32,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 12:16:32,357 INFO L85 PathProgramCache]: Analyzing trace with hash 1399290712, now seen corresponding path program 1 times [2022-07-22 12:16:32,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 12:16:32,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851994306] [2022-07-22 12:16:32,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 12:16:32,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 12:16:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:16:32,378 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 12:16:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 12:16:32,402 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 12:16:37,590 WARN L146 chiAutomizerObserver]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2022-07-22 12:16:37,604 INFO L144 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2022-07-22 12:16:37,607 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 130 transitions, 358 flow [2022-07-22 12:16:38,562 INFO L129 PetriNetUnfolder]: 850/4964 cut-off events. [2022-07-22 12:16:38,563 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2022-07-22 12:16:38,587 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5462 conditions, 4964 events. 850/4964 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 92. Compared 42387 event pairs, 201 based on Foata normal form. 0/4307 useless extension candidates. Maximal degree in co-relation 2731. Up to 448 conditions per place. [2022-07-22 12:16:38,587 INFO L82 GeneralOperation]: Start removeDead. Operand has 131 places, 130 transitions, 358 flow [2022-07-22 12:16:38,660 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 131 places, 130 transitions, 358 flow [2022-07-22 12:16:38,660 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-07-22 12:16:38,660 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 131 places, 130 transitions, 358 flow [2022-07-22 12:16:38,661 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 131 places, 130 transitions, 358 flow [2022-07-22 12:16:38,661 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 130 transitions, 358 flow [2022-07-22 12:16:39,610 INFO L129 PetriNetUnfolder]: 850/4964 cut-off events. [2022-07-22 12:16:39,610 INFO L130 PetriNetUnfolder]: For 525/525 co-relation queries the response was YES. [2022-07-22 12:16:39,642 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5462 conditions, 4964 events. 850/4964 cut-off events. For 525/525 co-relation queries the response was YES. Maximal size of possible extension queue 93. Compared 42063 event pairs, 201 based on Foata normal form. 0/4307 useless extension candidates. Maximal degree in co-relation 2731. Up to 448 conditions per place. [2022-07-22 12:16:39,768 INFO L116 LiptonReduction]: Number of co-enabled transitions 5040 [2022-07-22 12:16:42,721 INFO L131 LiptonReduction]: Checked pairs total: 21460 [2022-07-22 12:16:42,722 INFO L133 LiptonReduction]: Total number of compositions: 95 [2022-07-22 12:16:42,723 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 12:16:42,723 INFO L301 stractBuchiCegarLoop]: Hoare is false [2022-07-22 12:16:42,724 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 12:16:42,724 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 12:16:42,724 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 12:16:42,724 INFO L305 stractBuchiCegarLoop]: Difference is false [2022-07-22 12:16:42,724 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 12:16:42,724 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 12:16:42,724 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states Received shutdown request... [2022-07-22 12:17:11,304 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,305 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,305 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,305 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,304 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,304 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,304 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,304 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,304 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,305 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,305 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-07-22 12:17:11,308 WARN L321 stractBuchiCegarLoop]: Verification cancelled [2022-07-22 12:17:11,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 12:17:11 BoogieIcfgContainer [2022-07-22 12:17:11,313 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-22 12:17:11,314 INFO L158 Benchmark]: Toolchain (without parser) took 178881.99ms. Allocated memory was 155.2MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 128.0MB in the beginning and 6.5GB in the end (delta: -6.4GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2022-07-22 12:17:11,314 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 155.2MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-07-22 12:17:11,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 695.84ms. Allocated memory is still 155.2MB. Free memory was 127.8MB in the beginning and 108.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2022-07-22 12:17:11,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.84ms. Allocated memory is still 155.2MB. Free memory was 108.8MB in the beginning and 106.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-07-22 12:17:11,315 INFO L158 Benchmark]: Boogie Preprocessor took 48.71ms. Allocated memory is still 155.2MB. Free memory was 106.8MB in the beginning and 105.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-07-22 12:17:11,316 INFO L158 Benchmark]: RCFGBuilder took 623.59ms. Allocated memory is still 155.2MB. Free memory was 105.3MB in the beginning and 129.5MB in the end (delta: -24.2MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. [2022-07-22 12:17:11,316 INFO L158 Benchmark]: BuchiAutomizer took 177429.16ms. Allocated memory was 155.2MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 129.5MB in the beginning and 6.5GB in the end (delta: -6.4GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2022-07-22 12:17:11,318 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 155.2MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 695.84ms. Allocated memory is still 155.2MB. Free memory was 127.8MB in the beginning and 108.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 70.84ms. Allocated memory is still 155.2MB. Free memory was 108.8MB in the beginning and 106.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.71ms. Allocated memory is still 155.2MB. Free memory was 106.8MB in the beginning and 105.3MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 623.59ms. Allocated memory is still 155.2MB. Free memory was 105.3MB in the beginning and 129.5MB in the end (delta: -24.2MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. * BuchiAutomizer took 177429.16ms. Allocated memory was 155.2MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 129.5MB in the beginning and 6.5GB in the end (delta: -6.4GB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 52.6s and 22 iterations. TraceHistogramMax:7. Analysis of lassos took 19.4s. Construction of modules took 1.1s. Büchi inclusion checks took 74.0s. Highest rank in rank-based complementation 0. Minimization of det autom 16. Minimization of nondet autom 0. Automata minimization 30.8s AutomataMinimizationTime, 16 MinimizatonAttempts, 20887 StatesRemovedByMinimization, 6 NontrivialMinimizations. Non-live state removal took 29.2s Buchi closure took 1.9s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1643 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1643 mSDsluCounter, 572 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1213 mSDsCounter, 183 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1546 IncrementalHoareTripleChecker+Invalid, 1729 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 183 mSolverCounterUnsat, 164 mSDtfsCounter, 1546 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont6 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU16 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 24.0s - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Buchi Automizer is unable to decide termination: Timeout while executing BuchiIsEmpty. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.8s, 83 PlacesBefore, 14 PlacesAfterwards, 88 TransitionsBefore, 14 TransitionsAfterwards, 440 CoEnabledTransitionPairs, 6 FixpointIterations, 35 TrivialSequentialCompositions, 33 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 10 ConcurrentYvCompositions, 5 ChoiceCompositions, 86 TotalNumberOfCompositions, 441 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 370, positive: 344, positive conditional: 0, positive unconditional: 344, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 313, positive: 302, positive conditional: 0, positive unconditional: 302, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 313, positive: 300, positive conditional: 0, positive unconditional: 300, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 102, negative conditional: 0, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 370, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 313, unknown conditional: 0, unknown unconditional: 313] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 3, Positive conditional cache size: 0, Positive unconditional cache size: 3, Negative cache size: 3, Negative conditional cache size: 0, Negative unconditional cache size: 3 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.1s, 91 PlacesBefore, 24 PlacesAfterwards, 95 TransitionsBefore, 23 TransitionsAfterwards, 1040 CoEnabledTransitionPairs, 7 FixpointIterations, 33 TrivialSequentialCompositions, 32 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 12 ConcurrentYvCompositions, 5 ChoiceCompositions, 85 TotalNumberOfCompositions, 2864 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1647, positive: 1534, positive conditional: 0, positive unconditional: 1534, negative: 113, negative conditional: 0, negative unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 704, positive: 682, positive conditional: 0, positive unconditional: 682, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 704, positive: 674, positive conditional: 0, positive unconditional: 674, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 80, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 59, negative conditional: 0, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1647, positive: 852, positive conditional: 0, positive unconditional: 852, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 704, unknown conditional: 0, unknown unconditional: 704] , Statistics on independence cache: Total cache size (in pairs): 78, Positive cache size: 68, Positive conditional cache size: 0, Positive unconditional cache size: 68, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.5s, 99 PlacesBefore, 30 PlacesAfterwards, 102 TransitionsBefore, 28 TransitionsAfterwards, 1680 CoEnabledTransitionPairs, 6 FixpointIterations, 31 TrivialSequentialCompositions, 36 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 11 ConcurrentYvCompositions, 5 ChoiceCompositions, 85 TotalNumberOfCompositions, 5141 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3059, positive: 2911, positive conditional: 0, positive unconditional: 2911, negative: 148, negative conditional: 0, negative unconditional: 148, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1361, positive: 1322, positive conditional: 0, positive unconditional: 1322, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1361, positive: 1311, positive conditional: 0, positive unconditional: 1311, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 172, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 139, negative conditional: 0, negative unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3059, positive: 1589, positive conditional: 0, positive unconditional: 1589, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 1361, unknown conditional: 0, unknown unconditional: 1361] , Statistics on independence cache: Total cache size (in pairs): 217, Positive cache size: 202, Positive conditional cache size: 0, Positive unconditional cache size: 202, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.8s, 107 PlacesBefore, 36 PlacesAfterwards, 109 TransitionsBefore, 33 TransitionsAfterwards, 2400 CoEnabledTransitionPairs, 7 FixpointIterations, 34 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 11 ConcurrentYvCompositions, 5 ChoiceCompositions, 89 TotalNumberOfCompositions, 8421 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4544, positive: 4332, positive conditional: 0, positive unconditional: 4332, negative: 212, negative conditional: 0, negative unconditional: 212, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1576, positive: 1535, positive conditional: 0, positive unconditional: 1535, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1576, positive: 1507, positive conditional: 0, positive unconditional: 1507, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 150, positive: 57, positive conditional: 0, positive unconditional: 57, negative: 93, negative conditional: 0, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4544, positive: 2797, positive conditional: 0, positive unconditional: 2797, negative: 171, negative conditional: 0, negative unconditional: 171, unknown: 1576, unknown conditional: 0, unknown unconditional: 1576] , Statistics on independence cache: Total cache size (in pairs): 259, Positive cache size: 239, Positive conditional cache size: 0, Positive unconditional cache size: 239, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.7s, 115 PlacesBefore, 42 PlacesAfterwards, 116 TransitionsBefore, 38 TransitionsAfterwards, 3200 CoEnabledTransitionPairs, 6 FixpointIterations, 32 TrivialSequentialCompositions, 40 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 10 ConcurrentYvCompositions, 5 ChoiceCompositions, 89 TotalNumberOfCompositions, 10879 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4867, positive: 4640, positive conditional: 0, positive unconditional: 4640, negative: 227, negative conditional: 0, negative unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2431, positive: 2375, positive conditional: 0, positive unconditional: 2375, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2431, positive: 2365, positive conditional: 0, positive unconditional: 2365, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 56, negative conditional: 0, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 131, negative conditional: 0, negative unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4867, positive: 2265, positive conditional: 0, positive unconditional: 2265, negative: 171, negative conditional: 0, negative unconditional: 171, unknown: 2431, unknown conditional: 0, unknown unconditional: 2431] , Statistics on independence cache: Total cache size (in pairs): 384, Positive cache size: 359, Positive conditional cache size: 0, Positive unconditional cache size: 359, Negative cache size: 25, Negative conditional cache size: 0, Negative unconditional cache size: 25 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.9s, 123 PlacesBefore, 48 PlacesAfterwards, 123 TransitionsBefore, 43 TransitionsAfterwards, 4080 CoEnabledTransitionPairs, 7 FixpointIterations, 36 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 3 TrivialYvCompositions, 11 ConcurrentYvCompositions, 5 ChoiceCompositions, 96 TotalNumberOfCompositions, 17373 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10384, positive: 10057, positive conditional: 0, positive unconditional: 10057, negative: 327, negative conditional: 0, negative unconditional: 327, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3352, positive: 3279, positive conditional: 0, positive unconditional: 3279, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3352, positive: 3237, positive conditional: 0, positive unconditional: 3237, negative: 115, negative conditional: 0, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 115, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 247, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 155, negative conditional: 0, negative unconditional: 155, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10384, positive: 6778, positive conditional: 0, positive unconditional: 6778, negative: 254, negative conditional: 0, negative unconditional: 254, unknown: 3352, unknown conditional: 0, unknown unconditional: 3352] , Statistics on independence cache: Total cache size (in pairs): 729, Positive cache size: 699, Positive conditional cache size: 0, Positive unconditional cache size: 699, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4.1s, 131 PlacesBefore, 54 PlacesAfterwards, 130 TransitionsBefore, 48 TransitionsAfterwards, 5040 CoEnabledTransitionPairs, 7 FixpointIterations, 33 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 10 ConcurrentYvCompositions, 5 ChoiceCompositions, 95 TotalNumberOfCompositions, 21460 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11757, positive: 11385, positive conditional: 0, positive unconditional: 11385, negative: 372, negative conditional: 0, negative unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3611, positive: 3547, positive conditional: 0, positive unconditional: 3547, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3611, positive: 3498, positive conditional: 0, positive unconditional: 3498, negative: 113, negative conditional: 0, negative unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 113, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 107, positive conditional: 0, positive unconditional: 107, negative: 131, negative conditional: 0, negative unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11757, positive: 7838, positive conditional: 0, positive unconditional: 7838, negative: 308, negative conditional: 0, negative unconditional: 308, unknown: 3611, unknown conditional: 0, unknown unconditional: 3611] , Statistics on independence cache: Total cache size (in pairs): 878, Positive cache size: 844, Positive conditional cache size: 0, Positive unconditional cache size: 844, Negative cache size: 34, Negative conditional cache size: 0, Negative unconditional cache size: 34 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown