./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/sll2c_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e8d55036 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-simple/sll2c_append_unequal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d83e632829c1e193271bd76b90e08187eb94c70000e5f11d7aea101b3ec9a9e6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 19:47:10,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 19:47:10,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 19:47:10,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 19:47:10,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 19:47:10,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 19:47:10,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 19:47:10,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 19:47:10,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 19:47:10,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 19:47:10,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 19:47:10,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 19:47:10,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 19:47:10,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 19:47:10,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 19:47:10,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 19:47:10,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 19:47:10,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 19:47:10,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 19:47:10,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 19:47:10,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 19:47:10,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 19:47:10,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 19:47:10,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 19:47:10,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 19:47:10,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 19:47:10,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 19:47:10,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 19:47:10,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 19:47:10,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 19:47:10,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 19:47:10,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 19:47:10,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 19:47:10,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 19:47:10,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 19:47:10,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 19:47:10,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 19:47:10,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 19:47:10,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 19:47:10,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 19:47:10,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 19:47:10,368 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-02-15 19:47:10,386 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 19:47:10,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 19:47:10,387 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 19:47:10,388 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 19:47:10,388 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 19:47:10,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 19:47:10,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 19:47:10,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 19:47:10,390 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 19:47:10,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 19:47:10,390 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-15 19:47:10,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 19:47:10,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-15 19:47:10,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 19:47:10,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-15 19:47:10,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 19:47:10,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-15 19:47:10,392 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-15 19:47:10,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 19:47:10,392 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 19:47:10,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-15 19:47:10,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 19:47:10,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 19:47:10,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 19:47:10,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 19:47:10,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 19:47:10,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 19:47:10,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-15 19:47:10,395 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 19:47:10,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 19:47:10,395 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 19:47:10,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-15 19:47:10,396 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 19:47:10,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 19:47:10,396 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 19:47:10,397 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d83e632829c1e193271bd76b90e08187eb94c70000e5f11d7aea101b3ec9a9e6 [2023-02-15 19:47:10,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 19:47:10,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 19:47:10,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 19:47:10,666 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 19:47:10,666 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 19:47:10,667 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2023-02-15 19:47:11,872 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 19:47:12,083 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 19:47:12,084 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2023-02-15 19:47:12,098 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94f22d47e/d3ded92e320d46689f41a22ef9ee57bb/FLAG042ead1c6 [2023-02-15 19:47:12,111 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94f22d47e/d3ded92e320d46689f41a22ef9ee57bb [2023-02-15 19:47:12,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 19:47:12,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 19:47:12,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 19:47:12,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 19:47:12,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 19:47:12,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5692e9ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12, skipping insertion in model container [2023-02-15 19:47:12,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 19:47:12,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 19:47:12,452 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_append_unequal.i[24587,24600] [2023-02-15 19:47:12,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 19:47:12,462 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 19:47:12,513 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_append_unequal.i[24587,24600] [2023-02-15 19:47:12,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 19:47:12,533 INFO L208 MainTranslator]: Completed translation [2023-02-15 19:47:12,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12 WrapperNode [2023-02-15 19:47:12,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 19:47:12,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 19:47:12,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 19:47:12,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 19:47:12,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,572 INFO L138 Inliner]: procedures = 127, calls = 46, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 158 [2023-02-15 19:47:12,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 19:47:12,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 19:47:12,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 19:47:12,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 19:47:12,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,603 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 19:47:12,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 19:47:12,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 19:47:12,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 19:47:12,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (1/1) ... [2023-02-15 19:47:12,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 19:47:12,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 19:47:12,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-02-15 19:47:12,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-02-15 19:47:12,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-02-15 19:47:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-02-15 19:47:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2023-02-15 19:47:12,667 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2023-02-15 19:47:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-02-15 19:47:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-15 19:47:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-02-15 19:47:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-02-15 19:47:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-02-15 19:47:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-02-15 19:47:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-02-15 19:47:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-15 19:47:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 19:47:12,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 19:47:12,821 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 19:47:12,826 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 19:47:13,038 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 19:47:13,043 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 19:47:13,043 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2023-02-15 19:47:13,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 07:47:13 BoogieIcfgContainer [2023-02-15 19:47:13,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 19:47:13,047 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-15 19:47:13,047 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-15 19:47:13,050 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-15 19:47:13,050 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.02 07:47:12" (1/3) ... [2023-02-15 19:47:13,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1712f030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 07:47:13, skipping insertion in model container [2023-02-15 19:47:13,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 07:47:12" (2/3) ... [2023-02-15 19:47:13,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1712f030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.02 07:47:13, skipping insertion in model container [2023-02-15 19:47:13,051 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 07:47:13" (3/3) ... [2023-02-15 19:47:13,052 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2c_append_unequal.i [2023-02-15 19:47:13,066 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-15 19:47:13,067 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-02-15 19:47:13,105 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-15 19:47:13,111 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@68d2d2e8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-15 19:47:13,111 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-02-15 19:47:13,114 INFO L276 IsEmpty]: Start isEmpty. Operand has 39 states, 33 states have (on average 1.5151515151515151) internal successors, (50), 34 states have internal predecessors, (50), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-15 19:47:13,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-02-15 19:47:13,122 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 19:47:13,122 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 19:47:13,123 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 19:47:13,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 19:47:13,126 INFO L85 PathProgramCache]: Analyzing trace with hash -2119803949, now seen corresponding path program 1 times [2023-02-15 19:47:13,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 19:47:13,132 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356744406] [2023-02-15 19:47:13,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:13,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 19:47:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:13,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-15 19:47:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:13,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-02-15 19:47:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:13,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 19:47:13,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 19:47:13,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356744406] [2023-02-15 19:47:13,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356744406] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 19:47:13,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 19:47:13,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-15 19:47:13,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217958334] [2023-02-15 19:47:13,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 19:47:13,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-02-15 19:47:13,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 19:47:13,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-15 19:47:13,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 19:47:13,480 INFO L87 Difference]: Start difference. First operand has 39 states, 33 states have (on average 1.5151515151515151) internal successors, (50), 34 states have internal predecessors, (50), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 19:47:13,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 19:47:13,560 INFO L93 Difference]: Finished difference Result 71 states and 101 transitions. [2023-02-15 19:47:13,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-15 19:47:13,566 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2023-02-15 19:47:13,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 19:47:13,571 INFO L225 Difference]: With dead ends: 71 [2023-02-15 19:47:13,571 INFO L226 Difference]: Without dead ends: 31 [2023-02-15 19:47:13,574 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-15 19:47:13,579 INFO L413 NwaCegarLoop]: 49 mSDtfsCounter, 0 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 19:47:13,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 19:47:13,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2023-02-15 19:47:13,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2023-02-15 19:47:13,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 26 states have internal predecessors, (33), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-15 19:47:13,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 39 transitions. [2023-02-15 19:47:13,606 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 39 transitions. Word has length 25 [2023-02-15 19:47:13,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 19:47:13,607 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 39 transitions. [2023-02-15 19:47:13,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 19:47:13,607 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2023-02-15 19:47:13,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-02-15 19:47:13,609 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 19:47:13,609 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 19:47:13,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-15 19:47:13,609 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 19:47:13,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 19:47:13,610 INFO L85 PathProgramCache]: Analyzing trace with hash -826043684, now seen corresponding path program 1 times [2023-02-15 19:47:13,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 19:47:13,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542628308] [2023-02-15 19:47:13,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:13,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 19:47:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:13,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-15 19:47:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:13,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-02-15 19:47:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:13,819 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-02-15 19:47:13,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 19:47:13,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542628308] [2023-02-15 19:47:13,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542628308] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-15 19:47:13,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-15 19:47:13,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-15 19:47:13,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829748917] [2023-02-15 19:47:13,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-15 19:47:13,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-15 19:47:13,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 19:47:13,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-15 19:47:13,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-15 19:47:13,840 INFO L87 Difference]: Start difference. First operand 31 states and 39 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 19:47:13,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 19:47:13,900 INFO L93 Difference]: Finished difference Result 58 states and 73 transitions. [2023-02-15 19:47:13,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-15 19:47:13,902 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 26 [2023-02-15 19:47:13,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 19:47:13,903 INFO L225 Difference]: With dead ends: 58 [2023-02-15 19:47:13,904 INFO L226 Difference]: Without dead ends: 34 [2023-02-15 19:47:13,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-15 19:47:13,906 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 1 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-15 19:47:13,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 86 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-15 19:47:13,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2023-02-15 19:47:13,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2023-02-15 19:47:13,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 27 states have internal predecessors, (34), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-15 19:47:13,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 40 transitions. [2023-02-15 19:47:13,916 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 40 transitions. Word has length 26 [2023-02-15 19:47:13,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 19:47:13,918 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 40 transitions. [2023-02-15 19:47:13,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-02-15 19:47:13,918 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2023-02-15 19:47:13,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-02-15 19:47:13,920 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 19:47:13,920 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 19:47:13,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-15 19:47:13,921 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 19:47:13,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 19:47:13,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1959720012, now seen corresponding path program 1 times [2023-02-15 19:47:13,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 19:47:13,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691650015] [2023-02-15 19:47:13,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:13,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 19:47:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:14,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-15 19:47:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:14,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-02-15 19:47:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:14,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-02-15 19:47:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-15 19:47:14,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 19:47:14,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691650015] [2023-02-15 19:47:14,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691650015] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 19:47:14,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1088387783] [2023-02-15 19:47:14,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:14,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 19:47:14,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 19:47:14,611 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) [2023-02-15 19:47:14,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-15 19:47:14,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:14,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 38 conjunts are in the unsatisfiable core [2023-02-15 19:47:14,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 19:47:15,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-02-15 19:47:15,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:15,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2023-02-15 19:47:15,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-02-15 19:47:15,220 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-02-15 19:47:15,220 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 19:47:15,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1088387783] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 19:47:15,373 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-15 19:47:15,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 23 [2023-02-15 19:47:15,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390880962] [2023-02-15 19:47:15,374 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-15 19:47:15,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-02-15 19:47:15,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 19:47:15,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-02-15 19:47:15,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=520, Unknown=5, NotChecked=0, Total=600 [2023-02-15 19:47:15,379 INFO L87 Difference]: Start difference. First operand 32 states and 40 transitions. Second operand has 23 states, 21 states have (on average 2.0) internal successors, (42), 17 states have internal predecessors, (42), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-15 19:47:15,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 19:47:15,761 INFO L93 Difference]: Finished difference Result 45 states and 57 transitions. [2023-02-15 19:47:15,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-02-15 19:47:15,762 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 2.0) internal successors, (42), 17 states have internal predecessors, (42), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) Word has length 34 [2023-02-15 19:47:15,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 19:47:15,763 INFO L225 Difference]: With dead ends: 45 [2023-02-15 19:47:15,763 INFO L226 Difference]: Without dead ends: 34 [2023-02-15 19:47:15,764 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 32 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=150, Invalid=837, Unknown=5, NotChecked=0, Total=992 [2023-02-15 19:47:15,765 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 102 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-15 19:47:15,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 191 Invalid, 200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-15 19:47:15,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2023-02-15 19:47:15,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2023-02-15 19:47:15,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 27 states have internal predecessors, (33), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-15 19:47:15,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2023-02-15 19:47:15,772 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 34 [2023-02-15 19:47:15,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 19:47:15,772 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2023-02-15 19:47:15,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 2.0) internal successors, (42), 17 states have internal predecessors, (42), 4 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 4 states have call successors, (6) [2023-02-15 19:47:15,773 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2023-02-15 19:47:15,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-02-15 19:47:15,774 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 19:47:15,774 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 19:47:15,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-02-15 19:47:15,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 19:47:15,981 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 19:47:15,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 19:47:15,981 INFO L85 PathProgramCache]: Analyzing trace with hash -158694653, now seen corresponding path program 1 times [2023-02-15 19:47:15,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 19:47:15,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898096214] [2023-02-15 19:47:15,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:15,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 19:47:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:16,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-15 19:47:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:16,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-02-15 19:47:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:16,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-02-15 19:47:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:17,071 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-15 19:47:17,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 19:47:17,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898096214] [2023-02-15 19:47:17,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898096214] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 19:47:17,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [104704588] [2023-02-15 19:47:17,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:17,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 19:47:17,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 19:47:17,081 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) [2023-02-15 19:47:17,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-15 19:47:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:17,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 108 conjunts are in the unsatisfiable core [2023-02-15 19:47:17,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 19:47:17,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-15 19:47:17,477 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-02-15 19:47:17,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-02-15 19:47:17,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:17,637 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-02-15 19:47:17,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 29 [2023-02-15 19:47:17,801 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-02-15 19:47:17,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 21 [2023-02-15 19:47:17,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2023-02-15 19:47:17,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:17,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:17,982 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2023-02-15 19:47:17,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 54 treesize of output 50 [2023-02-15 19:47:17,999 INFO L321 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2023-02-15 19:47:17,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 30 [2023-02-15 19:47:18,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:18,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2023-02-15 19:47:18,258 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2023-02-15 19:47:18,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 85 treesize of output 61 [2023-02-15 19:47:18,283 INFO L321 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2023-02-15 19:47:18,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 72 [2023-02-15 19:47:18,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:18,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:18,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 54 [2023-02-15 19:47:18,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-02-15 19:47:18,400 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-02-15 19:47:18,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 24 [2023-02-15 19:47:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 19:47:18,426 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 19:47:18,492 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_502 (Array Int Int)) (v_ArrVal_504 (Array Int Int)) (v_ArrVal_503 (Array Int Int))) (not (let ((.cse0 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~last~1#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~last~1#1.base|) |c_ULTIMATE.start_sll_circular_append_~last~1#1.offset| |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base|)) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_503))) (let ((.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select .cse0 .cse1) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_append_~last~1#1.base| v_ArrVal_504) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_502) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) .cse1))))) is different from false [2023-02-15 19:47:18,507 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_502 (Array Int Int)) (v_ArrVal_504 (Array Int Int)) (v_ArrVal_503 (Array Int Int))) (not (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|))) (let ((.cse0 (store (store |c_#memory_$Pointer$.base| .cse2 (store (select |c_#memory_$Pointer$.base| .cse2) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base|)) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_503))) (let ((.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select .cse0 .cse1) (select (select (store (store |c_#memory_$Pointer$.offset| .cse2 v_ArrVal_504) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_502) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) .cse1)))))) is different from false [2023-02-15 19:47:18,523 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_502 (Array Int Int)) (v_ArrVal_504 (Array Int Int)) (v_ArrVal_503 (Array Int Int))) (not (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|))) (let ((.cse0 (store (store |c_#memory_$Pointer$.base| .cse2 (store (select |c_#memory_$Pointer$.base| .cse2) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|) |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base|)) |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base| v_ArrVal_503))) (let ((.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= (select (select .cse0 .cse1) (select (select (store (store |c_#memory_$Pointer$.offset| .cse2 v_ArrVal_504) |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base| v_ArrVal_502) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) .cse1)))))) is different from false [2023-02-15 19:47:18,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [104704588] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 19:47:18,672 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-15 19:47:18,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 23] total 37 [2023-02-15 19:47:18,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773214604] [2023-02-15 19:47:18,673 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-15 19:47:18,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2023-02-15 19:47:18,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 19:47:18,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2023-02-15 19:47:18,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=1432, Unknown=4, NotChecked=234, Total=1806 [2023-02-15 19:47:18,675 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand has 37 states, 33 states have (on average 1.6363636363636365) internal successors, (54), 29 states have internal predecessors, (54), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-02-15 19:47:20,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 19:47:20,300 INFO L93 Difference]: Finished difference Result 61 states and 78 transitions. [2023-02-15 19:47:20,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-02-15 19:47:20,301 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 33 states have (on average 1.6363636363636365) internal successors, (54), 29 states have internal predecessors, (54), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 37 [2023-02-15 19:47:20,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 19:47:20,301 INFO L225 Difference]: With dead ends: 61 [2023-02-15 19:47:20,302 INFO L226 Difference]: Without dead ends: 49 [2023-02-15 19:47:20,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=369, Invalid=2719, Unknown=4, NotChecked=330, Total=3422 [2023-02-15 19:47:20,303 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 144 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 623 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 411 SdHoareTripleChecker+Invalid, 645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-02-15 19:47:20,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 411 Invalid, 645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 623 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-02-15 19:47:20,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2023-02-15 19:47:20,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 34. [2023-02-15 19:47:20,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 29 states have (on average 1.206896551724138) internal successors, (35), 29 states have internal predecessors, (35), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-02-15 19:47:20,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 41 transitions. [2023-02-15 19:47:20,312 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 41 transitions. Word has length 37 [2023-02-15 19:47:20,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 19:47:20,312 INFO L495 AbstractCegarLoop]: Abstraction has 34 states and 41 transitions. [2023-02-15 19:47:20,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 33 states have (on average 1.6363636363636365) internal successors, (54), 29 states have internal predecessors, (54), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-02-15 19:47:20,312 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-02-15 19:47:20,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-02-15 19:47:20,313 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 19:47:20,313 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 19:47:20,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-02-15 19:47:20,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-02-15 19:47:20,521 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 19:47:20,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 19:47:20,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1887720382, now seen corresponding path program 1 times [2023-02-15 19:47:20,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 19:47:20,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169307442] [2023-02-15 19:47:20,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:20,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 19:47:20,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:21,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-15 19:47:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:21,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-02-15 19:47:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:21,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-02-15 19:47:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:21,911 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-15 19:47:21,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 19:47:21,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169307442] [2023-02-15 19:47:21,911 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169307442] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 19:47:21,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039733500] [2023-02-15 19:47:21,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:21,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 19:47:21,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 19:47:21,913 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) [2023-02-15 19:47:21,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-15 19:47:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:22,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 104 conjunts are in the unsatisfiable core [2023-02-15 19:47:22,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 19:47:22,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-15 19:47:22,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:47:22,361 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-02-15 19:47:22,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-02-15 19:47:22,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:22,502 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-02-15 19:47:22,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 36 [2023-02-15 19:47:22,637 INFO L321 Elim1Store]: treesize reduction 3, result has 81.3 percent of original size [2023-02-15 19:47:22,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 36 [2023-02-15 19:47:22,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-02-15 19:47:22,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:22,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:22,796 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2023-02-15 19:47:22,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 62 [2023-02-15 19:47:22,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:22,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 59 [2023-02-15 19:47:22,822 INFO L321 Elim1Store]: treesize reduction 8, result has 75.8 percent of original size [2023-02-15 19:47:22,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 34 [2023-02-15 19:47:23,151 INFO L321 Elim1Store]: treesize reduction 76, result has 20.0 percent of original size [2023-02-15 19:47:23,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 121 treesize of output 64 [2023-02-15 19:47:23,187 INFO L321 Elim1Store]: treesize reduction 66, result has 19.5 percent of original size [2023-02-15 19:47:23,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 174 treesize of output 107 [2023-02-15 19:47:23,205 INFO L321 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2023-02-15 19:47:23,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 152 treesize of output 148 [2023-02-15 19:47:23,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 94 [2023-02-15 19:47:23,376 INFO L321 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2023-02-15 19:47:23,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 44 [2023-02-15 19:47:23,398 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 19:47:23,398 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 19:47:23,438 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_702 (Array Int Int)) (v_ArrVal_701 (Array Int Int)) (|ULTIMATE.start_sll_circular_append_~last~1#1.offset| Int) (v_ArrVal_698 (Array Int Int))) (not (let ((.cse1 (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~last~1#1.base| (store (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~last~1#1.base|) |ULTIMATE.start_sll_circular_append_~last~1#1.offset| |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base|)) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_701))) (let ((.cse0 (select (select .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= .cse0 (select (select .cse1 .cse0) (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_append_~last~1#1.base| v_ArrVal_702) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_698) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))))))) is different from false [2023-02-15 19:47:23,453 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_702 (Array Int Int)) (v_ArrVal_701 (Array Int Int)) (|v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_9| Int) (v_ArrVal_698 (Array Int Int))) (not (let ((.cse2 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~last~1#1.base|) |c_ULTIMATE.start_sll_circular_append_~last~1#1.offset|))) (let ((.cse1 (store (store |c_#memory_$Pointer$.base| .cse2 (store (select |c_#memory_$Pointer$.base| .cse2) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_9| |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base|)) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_701))) (let ((.cse0 (select (select .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= .cse0 (select (select .cse1 .cse0) (select (select (store (store |c_#memory_$Pointer$.offset| .cse2 v_ArrVal_702) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_698) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))))))) is different from false [2023-02-15 19:47:23,464 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_702 (Array Int Int)) (v_ArrVal_701 (Array Int Int)) (|v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_9| Int) (v_ArrVal_698 (Array Int Int))) (not (let ((.cse2 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)))) (let ((.cse1 (store (store |c_#memory_$Pointer$.base| .cse2 (store (select |c_#memory_$Pointer$.base| .cse2) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_9| |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base|)) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_701))) (let ((.cse0 (select (select .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= .cse0 (select (select .cse1 .cse0) (select (select (store (store |c_#memory_$Pointer$.offset| .cse2 v_ArrVal_702) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_698) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))))))) is different from false [2023-02-15 19:47:23,472 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_702 (Array Int Int)) (v_ArrVal_701 (Array Int Int)) (|v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_9| Int) (v_ArrVal_698 (Array Int Int))) (not (let ((.cse2 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)))) (let ((.cse1 (store (store |c_#memory_$Pointer$.base| .cse2 (store (select |c_#memory_$Pointer$.base| .cse2) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_9| |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base|)) |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base| v_ArrVal_701))) (let ((.cse0 (select (select .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= .cse0 (select (select .cse1 .cse0) (select (select (store (store |c_#memory_$Pointer$.offset| .cse2 v_ArrVal_702) |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base| v_ArrVal_698) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))))))) is different from false [2023-02-15 19:47:23,536 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_710 (Array Int Int)) (|v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_14| Int) (v_ArrVal_702 (Array Int Int)) (v_ArrVal_701 (Array Int Int)) (|v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_9| Int) (v_ArrVal_709 (Array Int Int)) (v_ArrVal_698 (Array Int Int))) (or (not (= 0 (select |c_#valid| |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_14|))) (not (< |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_14| |c_#StackHeapBarrier|)) (not (let ((.cse4 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_14| v_ArrVal_710)) (.cse2 (store |c_#memory_$Pointer$.offset| |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_14| v_ArrVal_709))) (let ((.cse3 (select (select .cse4 (select (select .cse4 |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)) (select (select .cse2 |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)))) (let ((.cse1 (store (store .cse4 .cse3 (store (select .cse4 .cse3) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_9| |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_14|)) |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_14| v_ArrVal_701))) (let ((.cse0 (select (select .cse1 |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (= .cse0 (select (select .cse1 .cse0) (select (select (store (store .cse2 .cse3 v_ArrVal_702) |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_14| v_ArrVal_698) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)))))))))) is different from false [2023-02-15 19:47:23,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1039733500] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 19:47:23,538 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-15 19:47:23,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 24] total 41 [2023-02-15 19:47:23,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629678290] [2023-02-15 19:47:23,538 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-15 19:47:23,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2023-02-15 19:47:23,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 19:47:23,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2023-02-15 19:47:23,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=1531, Unknown=6, NotChecked=410, Total=2070 [2023-02-15 19:47:23,540 INFO L87 Difference]: Start difference. First operand 34 states and 41 transitions. Second operand has 41 states, 37 states have (on average 1.5405405405405406) internal successors, (57), 32 states have internal predecessors, (57), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-02-15 19:47:26,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-02-15 19:47:27,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 19:47:27,147 INFO L93 Difference]: Finished difference Result 73 states and 92 transitions. [2023-02-15 19:47:27,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-02-15 19:47:27,149 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 37 states have (on average 1.5405405405405406) internal successors, (57), 32 states have internal predecessors, (57), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 39 [2023-02-15 19:47:27,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 19:47:27,150 INFO L225 Difference]: With dead ends: 73 [2023-02-15 19:47:27,150 INFO L226 Difference]: Without dead ends: 65 [2023-02-15 19:47:27,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 28 SyntacticMatches, 5 SemanticMatches, 60 ConstructedPredicates, 5 IntricatePredicates, 0 DeprecatedPredicates, 499 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=319, Invalid=2887, Unknown=6, NotChecked=570, Total=3782 [2023-02-15 19:47:27,152 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 281 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 662 mSolverCounterSat, 31 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 662 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-02-15 19:47:27,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 369 Invalid, 695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 662 Invalid, 2 Unknown, 0 Unchecked, 2.5s Time] [2023-02-15 19:47:27,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-02-15 19:47:27,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 50. [2023-02-15 19:47:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 43 states have (on average 1.186046511627907) internal successors, (51), 43 states have internal predecessors, (51), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-02-15 19:47:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 61 transitions. [2023-02-15 19:47:27,165 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 61 transitions. Word has length 39 [2023-02-15 19:47:27,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 19:47:27,166 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 61 transitions. [2023-02-15 19:47:27,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 37 states have (on average 1.5405405405405406) internal successors, (57), 32 states have internal predecessors, (57), 6 states have call successors, (6), 4 states have call predecessors, (6), 5 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-02-15 19:47:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2023-02-15 19:47:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-02-15 19:47:27,167 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 19:47:27,167 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 19:47:27,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-02-15 19:47:27,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 19:47:27,373 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 19:47:27,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 19:47:27,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1669816953, now seen corresponding path program 1 times [2023-02-15 19:47:27,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 19:47:27,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915881610] [2023-02-15 19:47:27,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:27,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 19:47:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:28,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-15 19:47:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:28,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-02-15 19:47:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:29,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-02-15 19:47:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:29,273 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-15 19:47:29,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 19:47:29,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915881610] [2023-02-15 19:47:29,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915881610] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 19:47:29,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1581427628] [2023-02-15 19:47:29,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:29,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 19:47:29,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 19:47:29,276 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) [2023-02-15 19:47:29,278 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-15 19:47:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:29,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 149 conjunts are in the unsatisfiable core [2023-02-15 19:47:29,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 19:47:29,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-15 19:47:29,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:47:29,884 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:29,969 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-02-15 19:47:29,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-02-15 19:47:30,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:30,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-02-15 19:47:30,186 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2023-02-15 19:47:30,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 42 [2023-02-15 19:47:30,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2023-02-15 19:47:30,373 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-02-15 19:47:30,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 32 [2023-02-15 19:47:30,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:30,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2023-02-15 19:47:30,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2023-02-15 19:47:30,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:30,616 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2023-02-15 19:47:30,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 59 [2023-02-15 19:47:30,631 INFO L321 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2023-02-15 19:47:30,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 30 [2023-02-15 19:47:30,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2023-02-15 19:47:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:30,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2023-02-15 19:47:31,128 INFO L321 Elim1Store]: treesize reduction 107, result has 17.1 percent of original size [2023-02-15 19:47:31,128 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 158 treesize of output 88 [2023-02-15 19:47:31,169 INFO L321 Elim1Store]: treesize reduction 66, result has 19.5 percent of original size [2023-02-15 19:47:31,169 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 239 treesize of output 144 [2023-02-15 19:47:31,182 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2023-02-15 19:47:31,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 213 treesize of output 166 [2023-02-15 19:47:31,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 45 [2023-02-15 19:47:31,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:31,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:31,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2023-02-15 19:47:31,312 INFO L321 Elim1Store]: treesize reduction 29, result has 12.1 percent of original size [2023-02-15 19:47:31,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 124 treesize of output 50 [2023-02-15 19:47:31,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:31,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-02-15 19:47:31,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-02-15 19:47:31,439 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-02-15 19:47:31,439 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-15 19:47:31,742 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_911 (Array Int Int)) (v_ArrVal_910 (Array Int Int)) (|v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| Int) (v_ArrVal_907 (Array Int Int)) (v_ArrVal_909 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~last~1#1.base|) |c_ULTIMATE.start_sll_circular_append_~last~1#1.offset|))) (select (select (store (store |c_#memory_int| .cse0 v_ArrVal_911) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_909) (select (select (store (store |c_#memory_$Pointer$.base| .cse0 (store (select |c_#memory_$Pointer$.base| .cse0) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base|)) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_907) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| .cse0 (store (select |c_#memory_$Pointer$.offset| .cse0) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_910) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))))) is different from false [2023-02-15 19:47:31,755 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_911 (Array Int Int)) (v_ArrVal_910 (Array Int Int)) (|v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| Int) (v_ArrVal_907 (Array Int Int)) (v_ArrVal_909 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse0 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)))) (select (select (store (store |c_#memory_int| .cse0 v_ArrVal_911) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_909) (select (select (store (store |c_#memory_$Pointer$.base| .cse0 (store (select |c_#memory_$Pointer$.base| .cse0) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base|)) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_907) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| .cse0 (store (select |c_#memory_$Pointer$.offset| .cse0) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.offset|)) |c_ULTIMATE.start_sll_circular_append_~new_last~0#1.base| v_ArrVal_910) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))))) is different from false [2023-02-15 19:47:31,764 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_911 (Array Int Int)) (v_ArrVal_910 (Array Int Int)) (|v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| Int) (v_ArrVal_907 (Array Int Int)) (v_ArrVal_909 (Array Int Int))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse0 (select (select |c_#memory_$Pointer$.base| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)) (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)))) (select (select (store (store |c_#memory_int| .cse0 v_ArrVal_911) |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base| v_ArrVal_909) (select (select (store (store |c_#memory_$Pointer$.base| .cse0 (store (select |c_#memory_$Pointer$.base| .cse0) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base|)) |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base| v_ArrVal_907) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store |c_#memory_$Pointer$.offset| .cse0 (store (select |c_#memory_$Pointer$.offset| .cse0) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.offset|)) |c_ULTIMATE.start_sll_circular_append_#t~ret9#1.base| v_ArrVal_910) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))))) is different from false [2023-02-15 19:47:31,853 WARN L837 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17| Int) (v_ArrVal_922 (Array Int Int)) (v_ArrVal_911 (Array Int Int)) (v_ArrVal_910 (Array Int Int)) (v_ArrVal_924 (Array Int Int)) (v_ArrVal_923 (Array Int Int)) (|v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| Int) (v_ArrVal_907 (Array Int Int)) (v_ArrVal_909 (Array Int Int))) (or (not (< |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17| |c_#StackHeapBarrier|)) (not (= 0 (select |c_#valid| |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17|))) (= |c_ULTIMATE.start_main_~data~0#1| (let ((.cse1 (store |c_#memory_$Pointer$.base| |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17| v_ArrVal_922)) (.cse2 (store |c_#memory_$Pointer$.offset| |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17| v_ArrVal_923))) (let ((.cse0 (select (select .cse1 (select (select .cse1 |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)) (select (select .cse2 |c_ULTIMATE.start_sll_circular_append_~head#1.base|) |c_ULTIMATE.start_sll_circular_append_~head#1.offset|)))) (select (select (store (store (store |c_#memory_int| |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17| v_ArrVal_924) .cse0 v_ArrVal_911) |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17| v_ArrVal_909) (select (select (store (store .cse1 .cse0 (store (select .cse1 .cse0) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17|)) |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17| v_ArrVal_907) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (+ (select (select (store (store .cse2 .cse0 (store (select .cse2 .cse0) |v_ULTIMATE.start_sll_circular_append_~last~1#1.offset_12| 0)) |v_ULTIMATE.start_sll_circular_append_#t~ret9#1.base_17| v_ArrVal_910) |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|) 4))))))) is different from false [2023-02-15 19:47:31,854 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1581427628] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 19:47:31,854 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-02-15 19:47:31,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 24] total 48 [2023-02-15 19:47:31,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927295081] [2023-02-15 19:47:31,855 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-02-15 19:47:31,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-02-15 19:47:31,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-15 19:47:31,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-02-15 19:47:31,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=2491, Unknown=47, NotChecked=412, Total=3080 [2023-02-15 19:47:31,857 INFO L87 Difference]: Start difference. First operand 50 states and 61 transitions. Second operand has 48 states, 44 states have (on average 1.5227272727272727) internal successors, (67), 39 states have internal predecessors, (67), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-02-15 19:47:36,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-15 19:47:36,941 INFO L93 Difference]: Finished difference Result 77 states and 97 transitions. [2023-02-15 19:47:36,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-02-15 19:47:36,943 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 44 states have (on average 1.5227272727272727) internal successors, (67), 39 states have internal predecessors, (67), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 41 [2023-02-15 19:47:36,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-15 19:47:36,944 INFO L225 Difference]: With dead ends: 77 [2023-02-15 19:47:36,944 INFO L226 Difference]: Without dead ends: 69 [2023-02-15 19:47:36,946 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=488, Invalid=4871, Unknown=59, NotChecked=588, Total=6006 [2023-02-15 19:47:36,947 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 382 mSDsluCounter, 729 mSDsCounter, 0 mSdLazyCounter, 1391 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 756 SdHoareTripleChecker+Invalid, 1433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 1391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-02-15 19:47:36,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [382 Valid, 756 Invalid, 1433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 1391 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-02-15 19:47:36,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-02-15 19:47:36,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 56. [2023-02-15 19:47:36,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 49 states have (on average 1.183673469387755) internal successors, (58), 49 states have internal predecessors, (58), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-02-15 19:47:36,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 68 transitions. [2023-02-15 19:47:36,964 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 68 transitions. Word has length 41 [2023-02-15 19:47:36,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-15 19:47:36,965 INFO L495 AbstractCegarLoop]: Abstraction has 56 states and 68 transitions. [2023-02-15 19:47:36,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 44 states have (on average 1.5227272727272727) internal successors, (67), 39 states have internal predecessors, (67), 6 states have call successors, (6), 4 states have call predecessors, (6), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-02-15 19:47:36,965 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2023-02-15 19:47:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-02-15 19:47:36,966 INFO L187 NwaCegarLoop]: Found error trace [2023-02-15 19:47:36,966 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-15 19:47:36,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-02-15 19:47:37,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 19:47:37,174 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-15 19:47:37,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 19:47:37,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1397547449, now seen corresponding path program 2 times [2023-02-15 19:47:37,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 19:47:37,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956293817] [2023-02-15 19:47:37,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 19:47:37,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 19:47:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:37,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-02-15 19:47:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:37,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-02-15 19:47:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:38,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-02-15 19:47:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 19:47:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-02-15 19:47:38,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-15 19:47:38,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956293817] [2023-02-15 19:47:38,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956293817] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-15 19:47:38,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2038573894] [2023-02-15 19:47:38,333 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-15 19:47:38,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-15 19:47:38,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 19:47:38,336 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) [2023-02-15 19:47:38,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-02-15 19:47:38,517 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-15 19:47:38,517 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-15 19:47:38,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 140 conjunts are in the unsatisfiable core [2023-02-15 19:47:38,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 19:47:38,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-02-15 19:47:38,667 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-02-15 19:47:38,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-02-15 19:47:38,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:38,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:38,802 INFO L321 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2023-02-15 19:47:38,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 37 [2023-02-15 19:47:38,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2023-02-15 19:47:38,911 INFO L321 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2023-02-15 19:47:38,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 38 [2023-02-15 19:47:38,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-02-15 19:47:39,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:39,058 INFO L321 Elim1Store]: treesize reduction 52, result has 17.5 percent of original size [2023-02-15 19:47:39,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 97 treesize of output 89 [2023-02-15 19:47:39,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:39,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:39,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:39,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 78 [2023-02-15 19:47:39,079 INFO L321 Elim1Store]: treesize reduction 8, result has 75.8 percent of original size [2023-02-15 19:47:39,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 34 [2023-02-15 19:47:39,785 INFO L321 Elim1Store]: treesize reduction 364, result has 29.9 percent of original size [2023-02-15 19:47:39,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 15 new quantified variables, introduced 27 case distinctions, treesize of input 307 treesize of output 253 [2023-02-15 19:47:39,965 INFO L321 Elim1Store]: treesize reduction 202, result has 33.1 percent of original size [2023-02-15 19:47:39,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 28 case distinctions, treesize of input 266 treesize of output 328 [2023-02-15 19:47:39,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:40,087 INFO L321 Elim1Store]: treesize reduction 172, result has 34.1 percent of original size [2023-02-15 19:47:40,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 13 case distinctions, treesize of input 236 treesize of output 237 [2023-02-15 19:47:40,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:40,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-15 19:47:40,179 INFO L321 Elim1Store]: treesize reduction 96, result has 37.7 percent of original size [2023-02-15 19:47:40,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 148 treesize of output 194 [2023-02-15 19:48:50,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:49,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:50,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:50,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:50,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:50,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:50,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:51,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:51,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:51,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:51,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:51,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:54,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:55,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:55,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:55,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:55,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:55,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:55,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:55,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:55,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:55,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:56,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:56,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:57,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:57,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:57,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:58,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:58,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:58,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:59,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:59,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:59,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:49:59,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:00,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:00,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:00,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:00,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:00,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:00,509 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:00,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:00,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:00,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:01,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:01,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:01,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:01,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:01,645 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,428 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:02,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:03,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:03,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:03,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:03,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:03,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:04,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:04,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:04,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:04,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:05,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:05,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:05,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:05,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:05,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:05,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:05,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:05,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:06,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:07,296 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:07,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:07,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:09,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:10,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:11,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:11,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:11,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:12,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:12,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:12,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:12,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:12,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:12,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:12,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:13,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:13,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:13,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:13,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:13,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:13,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:13,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:13,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:13,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:14,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:14,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:14,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:14,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:15,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:15,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:15,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:16,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:16,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:16,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:16,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:16,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:17,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:17,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:17,128 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:17,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:17,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:17,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:17,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:17,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:18,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:18,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:19,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:19,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:19,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:20,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:20,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:20,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:20,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:21,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:21,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:21,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:21,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:21,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:21,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:50:21,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:51:04,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-02-15 19:51:04,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3