./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 574ddb4e 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/forester-heap/dll-rb-cnstr_1-2.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 0209a5ecd1f90a7dc207e0462366045d25daa538d59f8499c5199765a86166a3 --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-17 05:59:06,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 05:59:06,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 05:59:06,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 05:59:06,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 05:59:06,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 05:59:06,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 05:59:06,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 05:59:06,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 05:59:06,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 05:59:06,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 05:59:06,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 05:59:06,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 05:59:06,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 05:59:06,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 05:59:06,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 05:59:06,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 05:59:06,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 05:59:06,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 05:59:06,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 05:59:06,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 05:59:06,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 05:59:06,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 05:59:06,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 05:59:06,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 05:59:06,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 05:59:06,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 05:59:06,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 05:59:06,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 05:59:06,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 05:59:06,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 05:59:06,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 05:59:06,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 05:59:06,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 05:59:06,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 05:59:06,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 05:59:06,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 05:59:06,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 05:59:06,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 05:59:06,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 05:59:06,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 05:59:06,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-02-17 05:59:06,376 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 05:59:06,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 05:59:06,377 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 05:59:06,377 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 05:59:06,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 05:59:06,378 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 05:59:06,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 05:59:06,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 05:59:06,379 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 05:59:06,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 05:59:06,380 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-17 05:59:06,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 05:59:06,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-17 05:59:06,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 05:59:06,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-02-17 05:59:06,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 05:59:06,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-02-17 05:59:06,382 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-17 05:59:06,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-17 05:59:06,382 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 05:59:06,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-02-17 05:59:06,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 05:59:06,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 05:59:06,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 05:59:06,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 05:59:06,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 05:59:06,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 05:59:06,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-02-17 05:59:06,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 05:59:06,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 05:59:06,385 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 05:59:06,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-02-17 05:59:06,386 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 05:59:06,386 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 05:59:06,386 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 05:59:06,386 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0209a5ecd1f90a7dc207e0462366045d25daa538d59f8499c5199765a86166a3 [2023-02-17 05:59:06,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 05:59:06,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 05:59:06,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 05:59:06,623 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 05:59:06,623 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 05:59:06,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-2.i [2023-02-17 05:59:07,804 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 05:59:08,083 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 05:59:08,087 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-2.i [2023-02-17 05:59:08,101 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3765844e9/8b1153f145f84cb7a5422ffaad914409/FLAG599947440 [2023-02-17 05:59:08,122 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3765844e9/8b1153f145f84cb7a5422ffaad914409 [2023-02-17 05:59:08,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 05:59:08,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 05:59:08,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 05:59:08,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 05:59:08,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 05:59:08,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b005b1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08, skipping insertion in model container [2023-02-17 05:59:08,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 05:59:08,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 05:59:08,404 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/forester-heap/dll-rb-cnstr_1-2.i[22575,22588] [2023-02-17 05:59:08,409 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/forester-heap/dll-rb-cnstr_1-2.i[22647,22660] [2023-02-17 05:59:08,410 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/forester-heap/dll-rb-cnstr_1-2.i[22815,22828] [2023-02-17 05:59:08,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 05:59:08,424 INFO L203 MainTranslator]: Completed pre-run [2023-02-17 05:59:08,474 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/forester-heap/dll-rb-cnstr_1-2.i[22575,22588] [2023-02-17 05:59:08,475 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/forester-heap/dll-rb-cnstr_1-2.i[22647,22660] [2023-02-17 05:59:08,476 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/forester-heap/dll-rb-cnstr_1-2.i[22815,22828] [2023-02-17 05:59:08,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 05:59:08,517 INFO L208 MainTranslator]: Completed translation [2023-02-17 05:59:08,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08 WrapperNode [2023-02-17 05:59:08,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 05:59:08,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-17 05:59:08,519 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-17 05:59:08,519 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-17 05:59:08,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,574 INFO L138 Inliner]: procedures = 119, calls = 38, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 119 [2023-02-17 05:59:08,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-17 05:59:08,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-17 05:59:08,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-17 05:59:08,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-17 05:59:08,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,598 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-17 05:59:08,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-17 05:59:08,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-17 05:59:08,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-17 05:59:08,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (1/1) ... [2023-02-17 05:59:08,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 05:59:08,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 05:59:08,676 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) [2023-02-17 05:59:08,678 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 [2023-02-17 05:59:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-02-17 05:59:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-02-17 05:59:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-02-17 05:59:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-02-17 05:59:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-02-17 05:59:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-02-17 05:59:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-02-17 05:59:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-02-17 05:59:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-17 05:59:08,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-17 05:59:08,854 INFO L235 CfgBuilder]: Building ICFG [2023-02-17 05:59:08,870 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-17 05:59:09,122 INFO L276 CfgBuilder]: Performing block encoding [2023-02-17 05:59:09,129 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-17 05:59:09,129 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2023-02-17 05:59:09,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 05:59:09 BoogieIcfgContainer [2023-02-17 05:59:09,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-17 05:59:09,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-02-17 05:59:09,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-02-17 05:59:09,136 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-02-17 05:59:09,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.02 05:59:08" (1/3) ... [2023-02-17 05:59:09,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dbc1eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.02 05:59:09, skipping insertion in model container [2023-02-17 05:59:09,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 05:59:08" (2/3) ... [2023-02-17 05:59:09,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dbc1eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.02 05:59:09, skipping insertion in model container [2023-02-17 05:59:09,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 05:59:09" (3/3) ... [2023-02-17 05:59:09,139 INFO L112 eAbstractionObserver]: Analyzing ICFG dll-rb-cnstr_1-2.i [2023-02-17 05:59:09,154 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-02-17 05:59:09,154 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-02-17 05:59:09,195 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-02-17 05:59:09,201 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;@539265bb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-02-17 05:59:09,202 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-02-17 05:59:09,207 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 25 states have (on average 1.84) internal successors, (46), 28 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:09,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-02-17 05:59:09,215 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 05:59:09,215 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-02-17 05:59:09,216 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-17 05:59:09,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 05:59:09,220 INFO L85 PathProgramCache]: Analyzing trace with hash 889968582, now seen corresponding path program 1 times [2023-02-17 05:59:09,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 05:59:09,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622933258] [2023-02-17 05:59:09,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 05:59:09,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 05:59:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 05:59:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 05:59:09,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 05:59:09,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622933258] [2023-02-17 05:59:09,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622933258] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 05:59:09,427 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 05:59:09,427 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-17 05:59:09,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281615652] [2023-02-17 05:59:09,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 05:59:09,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-02-17 05:59:09,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 05:59:09,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-02-17 05:59:09,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-17 05:59:09,472 INFO L87 Difference]: Start difference. First operand has 29 states, 25 states have (on average 1.84) internal successors, (46), 28 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:09,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 05:59:09,490 INFO L93 Difference]: Finished difference Result 53 states and 84 transitions. [2023-02-17 05:59:09,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-02-17 05:59:09,492 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2023-02-17 05:59:09,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 05:59:09,497 INFO L225 Difference]: With dead ends: 53 [2023-02-17 05:59:09,497 INFO L226 Difference]: Without dead ends: 23 [2023-02-17 05:59:09,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-17 05:59:09,503 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 05:59:09,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 05:59:09,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2023-02-17 05:59:09,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2023-02-17 05:59:09,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 20 states have (on average 1.3) internal successors, (26), 22 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:09,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2023-02-17 05:59:09,531 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 6 [2023-02-17 05:59:09,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 05:59:09,531 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2023-02-17 05:59:09,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:09,531 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2023-02-17 05:59:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-02-17 05:59:09,532 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 05:59:09,532 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-17 05:59:09,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-02-17 05:59:09,533 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-17 05:59:09,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 05:59:09,533 INFO L85 PathProgramCache]: Analyzing trace with hash 1806853233, now seen corresponding path program 1 times [2023-02-17 05:59:09,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 05:59:09,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739340531] [2023-02-17 05:59:09,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 05:59:09,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 05:59:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 05:59:09,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 05:59:09,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 05:59:09,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739340531] [2023-02-17 05:59:09,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739340531] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 05:59:09,672 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 05:59:09,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-02-17 05:59:09,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869620390] [2023-02-17 05:59:09,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 05:59:09,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-02-17 05:59:09,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 05:59:09,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-17 05:59:09,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-02-17 05:59:09,678 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:09,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 05:59:09,738 INFO L93 Difference]: Finished difference Result 31 states and 35 transitions. [2023-02-17 05:59:09,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-17 05:59:09,738 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-02-17 05:59:09,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 05:59:09,740 INFO L225 Difference]: With dead ends: 31 [2023-02-17 05:59:09,740 INFO L226 Difference]: Without dead ends: 29 [2023-02-17 05:59:09,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-02-17 05:59:09,744 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 40 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-02-17 05:59:09,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 27 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-02-17 05:59:09,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2023-02-17 05:59:09,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 21. [2023-02-17 05:59:09,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 19 states have (on average 1.263157894736842) internal successors, (24), 20 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:09,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2023-02-17 05:59:09,758 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 7 [2023-02-17 05:59:09,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 05:59:09,758 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2023-02-17 05:59:09,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:09,759 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-02-17 05:59:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-02-17 05:59:09,762 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 05:59:09,763 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 05:59:09,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-02-17 05:59:09,763 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-17 05:59:09,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 05:59:09,764 INFO L85 PathProgramCache]: Analyzing trace with hash -856511048, now seen corresponding path program 1 times [2023-02-17 05:59:09,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 05:59:09,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366696978] [2023-02-17 05:59:09,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 05:59:09,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 05:59:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 05:59:09,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 05:59:09,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 05:59:09,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366696978] [2023-02-17 05:59:09,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366696978] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-17 05:59:09,998 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-17 05:59:09,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-02-17 05:59:09,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730821293] [2023-02-17 05:59:09,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-17 05:59:09,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-02-17 05:59:09,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-17 05:59:09,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-02-17 05:59:09,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-02-17 05:59:10,000 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:10,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-17 05:59:10,107 INFO L93 Difference]: Finished difference Result 47 states and 53 transitions. [2023-02-17 05:59:10,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-02-17 05:59:10,108 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2023-02-17 05:59:10,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-02-17 05:59:10,109 INFO L225 Difference]: With dead ends: 47 [2023-02-17 05:59:10,109 INFO L226 Difference]: Without dead ends: 45 [2023-02-17 05:59:10,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-02-17 05:59:10,111 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 32 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-02-17 05:59:10,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 61 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-02-17 05:59:10,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2023-02-17 05:59:10,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 28. [2023-02-17 05:59:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 27 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:10,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 32 transitions. [2023-02-17 05:59:10,118 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 32 transitions. Word has length 10 [2023-02-17 05:59:10,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-02-17 05:59:10,119 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 32 transitions. [2023-02-17 05:59:10,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-17 05:59:10,119 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-02-17 05:59:10,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-02-17 05:59:10,120 INFO L187 NwaCegarLoop]: Found error trace [2023-02-17 05:59:10,120 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-02-17 05:59:10,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-02-17 05:59:10,120 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2023-02-17 05:59:10,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 05:59:10,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1594081566, now seen corresponding path program 1 times [2023-02-17 05:59:10,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 05:59:10,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679580608] [2023-02-17 05:59:10,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 05:59:10,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 05:59:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 05:59:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 05:59:11,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-17 05:59:11,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679580608] [2023-02-17 05:59:11,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679580608] provided 0 perfect and 1 imperfect interpolant sequences [2023-02-17 05:59:11,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760358215] [2023-02-17 05:59:11,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 05:59:11,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-17 05:59:11,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 05:59:11,301 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) [2023-02-17 05:59:11,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-17 05:59:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-17 05:59:11,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 48 conjunts are in the unsatisfiable core [2023-02-17 05:59:11,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-17 05:59:11,498 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 [2023-02-17 05:59:11,503 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 13 treesize of output 9 [2023-02-17 05:59:11,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-17 05:59:11,562 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 29 [2023-02-17 05:59:11,571 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2023-02-17 05:59:11,578 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 63 treesize of output 39 [2023-02-17 05:59:11,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-17 05:59:11,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-17 05:59:11,587 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-17 05:59:11,588 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 19 treesize of output 18 [2023-02-17 05:59:11,593 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 18 treesize of output 16 [2023-02-17 05:59:11,598 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-17 05:59:11,598 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 39 [2023-02-17 05:59:11,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-17 05:59:11,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-02-17 05:59:11,641 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-17 05:59:11,641 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 3 case distinctions, treesize of input 37 treesize of output 175 [2023-02-17 05:59:11,656 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 199 treesize of output 134 [2023-02-17 05:59:11,666 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 278 treesize of output 178 [2023-02-17 05:59:11,676 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 173 treesize of output 155 [2023-02-17 05:59:11,688 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-17 05:59:11,688 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 30 treesize of output 38 [2023-02-17 05:59:11,711 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-17 05:59:11,715 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-02-17 05:59:11,816 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 19 treesize of output 7 [2023-02-17 05:59:11,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-17 05:59:11,830 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-02-17 05:59:11,876 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-17 05:59:11,877 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 70 [2023-02-17 05:59:11,881 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 108 treesize of output 88 [2023-02-17 05:59:11,886 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 81 treesize of output 79 [2023-02-17 05:59:11,998 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-17 05:59:11,999 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 286 treesize of output 247 [2023-02-17 05:59:12,006 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 466 treesize of output 362 [2023-02-17 05:59:12,012 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 355 treesize of output 343 [2023-02-17 05:59:13,387 INFO L173 IndexEqualityManager]: detected equality via solver [2023-02-17 05:59:13,393 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-17 05:59:13,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 7 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 14 case distinctions, treesize of input 756 treesize of output 851 [2023-02-17 05:59:13,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 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 7832 treesize of output 7850 [2023-02-17 05:59:13,535 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 7757 treesize of output 7661 [2023-02-17 05:59:13,564 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 7661 treesize of output 7037 [2023-02-17 05:59:13,597 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 7037 treesize of output 6861 [2023-02-17 05:59:13,636 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 6861 treesize of output 6781 [2023-02-17 05:59:13,664 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 6781 treesize of output 6509 [2023-02-17 05:59:13,685 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 6509 treesize of output 6453 [2023-02-17 05:59:13,705 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 6453 treesize of output 6245 [2023-02-17 05:59:13,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6254 treesize of output 6210 [2023-02-17 05:59:13,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 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 6920 treesize of output 6893 [2023-02-17 05:59:13,858 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 6884 treesize of output 6876 [2023-02-17 05:59:13,880 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 6876 treesize of output 6820 [2023-02-17 05:59:13,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6829 treesize of output 6809 [2023-02-17 05:59:13,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6797 treesize of output 6697 [2023-02-17 05:59:13,993 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-17 05:59:13,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 0 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 153 case distinctions, treesize of input 6596 treesize of output 7785 [2023-02-17 05:59:14,058 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 6560 treesize of output 6536 [2023-02-17 05:59:14,130 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 6536 treesize of output 6528 [2023-02-17 05:59:14,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6537 treesize of output 6517 [2023-02-17 05:59:14,283 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 6496 treesize of output 6488 [2023-02-17 05:59:14,340 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 6488 treesize of output 6464 [2023-02-17 05:59:14,399 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 6464 treesize of output 6424 [2023-02-17 05:59:14,466 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-02-17 05:59:14,468 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 7624 treesize of output 7562 [2023-02-17 05:59:14,562 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 7513 treesize of output 7493 [2023-02-17 05:59:14,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7502 treesize of output 7486 [2023-02-17 05:59:14,694 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 7469 treesize of output 7421 [2023-02-17 05:59:14,748 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 7421 treesize of output 7405 [2023-02-17 05:59:14,812 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 7405 treesize of output 7397 [2023-02-17 05:59:14,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7406 treesize of output 7398 [2023-02-17 05:59:14,943 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 7389 treesize of output 7381 [2023-02-17 05:59:14,993 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 7381 treesize of output 7237 [2023-02-17 05:59:15,044 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 7237 treesize of output 7197 [2023-02-17 05:59:15,096 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 7197 treesize of output 7133 [2023-02-17 05:59:15,146 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 7133 treesize of output 7129