./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/dll-circular-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8d31f386 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-circular-1.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 e585ced56eb20cb86f32939eb5fca0773c487edc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 01:03:10,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 01:03:10,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 01:03:10,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 01:03:10,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 01:03:10,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 01:03:10,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 01:03:10,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 01:03:10,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 01:03:10,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 01:03:10,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 01:03:10,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 01:03:10,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 01:03:10,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 01:03:10,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 01:03:10,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 01:03:10,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 01:03:10,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 01:03:10,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 01:03:10,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 01:03:10,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 01:03:10,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 01:03:10,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 01:03:10,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 01:03:10,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 01:03:10,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 01:03:10,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 01:03:10,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 01:03:10,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 01:03:10,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 01:03:10,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 01:03:10,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 01:03:10,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 01:03:10,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 01:03:10,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 01:03:10,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 01:03:10,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 01:03:10,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 01:03:10,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 01:03:10,304 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 01:03:10,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 01:03:10,305 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-07-05 01:03:10,328 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 01:03:10,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 01:03:10,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 01:03:10,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 01:03:10,330 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 01:03:10,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 01:03:10,330 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-05 01:03:10,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 01:03:10,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-05 01:03:10,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 01:03:10,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 01:03:10,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 01:03:10,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 01:03:10,331 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-05 01:03:10,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 01:03:10,331 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 01:03:10,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 01:03:10,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 01:03:10,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 01:03:10,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 01:03:10,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 01:03:10,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 01:03:10,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 01:03:10,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 01:03:10,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 01:03:10,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 01:03:10,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 01:03:10,334 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 01:03:10,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e585ced56eb20cb86f32939eb5fca0773c487edc [2021-07-05 01:03:10,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 01:03:10,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 01:03:10,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 01:03:10,571 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 01:03:10,572 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 01:03:10,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-circular-1.i [2021-07-05 01:03:10,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09d96d6ee/1f0e4ebb3aa243b18ac1a72a5c6b36a8/FLAG1246f1cf7 [2021-07-05 01:03:11,005 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 01:03:11,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-circular-1.i [2021-07-05 01:03:11,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09d96d6ee/1f0e4ebb3aa243b18ac1a72a5c6b36a8/FLAG1246f1cf7 [2021-07-05 01:03:11,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09d96d6ee/1f0e4ebb3aa243b18ac1a72a5c6b36a8 [2021-07-05 01:03:11,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 01:03:11,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 01:03:11,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 01:03:11,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 01:03:11,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 01:03:11,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8da9a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11, skipping insertion in model container [2021-07-05 01:03:11,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 01:03:11,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 01:03:11,584 WARN L224 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-circular-1.i[22365,22378] [2021-07-05 01:03:11,587 WARN L224 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-circular-1.i[22471,22484] [2021-07-05 01:03:11,588 WARN L224 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-circular-1.i[22595,22608] [2021-07-05 01:03:11,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 01:03:11,595 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 01:03:11,619 WARN L224 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-circular-1.i[22365,22378] [2021-07-05 01:03:11,619 WARN L224 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-circular-1.i[22471,22484] [2021-07-05 01:03:11,621 WARN L224 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-circular-1.i[22595,22608] [2021-07-05 01:03:11,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 01:03:11,655 INFO L208 MainTranslator]: Completed translation [2021-07-05 01:03:11,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11 WrapperNode [2021-07-05 01:03:11,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 01:03:11,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 01:03:11,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 01:03:11,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 01:03:11,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 01:03:11,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 01:03:11,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 01:03:11,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 01:03:11,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 01:03:11,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 01:03:11,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 01:03:11,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 01:03:11,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (1/1) ... [2021-07-05 01:03:11,730 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 01:03:11,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 01:03:11,745 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) [2021-07-05 01:03:11,748 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 [2021-07-05 01:03:11,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-05 01:03:11,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-05 01:03:11,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-05 01:03:11,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-07-05 01:03:11,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 01:03:11,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-07-05 01:03:11,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 01:03:11,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 01:03:11,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 01:03:11,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 01:03:12,113 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 01:03:12,113 INFO L299 CfgBuilder]: Removed 13 assume(true) statements. [2021-07-05 01:03:12,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 01:03:12 BoogieIcfgContainer [2021-07-05 01:03:12,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 01:03:12,116 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 01:03:12,116 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 01:03:12,118 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 01:03:12,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 01:03:11" (1/3) ... [2021-07-05 01:03:12,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b398d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 01:03:12, skipping insertion in model container [2021-07-05 01:03:12,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 01:03:11" (2/3) ... [2021-07-05 01:03:12,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b398d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 01:03:12, skipping insertion in model container [2021-07-05 01:03:12,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 01:03:12" (3/3) ... [2021-07-05 01:03:12,121 INFO L111 eAbstractionObserver]: Analyzing ICFG dll-circular-1.i [2021-07-05 01:03:12,126 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 01:03:12,127 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-07-05 01:03:12,166 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 01:03:12,173 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 01:03:12,174 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 01:03:12,184 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 32 states have internal predecessors, (51), 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) [2021-07-05 01:03:12,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-07-05 01:03:12,187 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 01:03:12,187 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 01:03:12,188 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 01:03:12,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 01:03:12,199 INFO L82 PathProgramCache]: Analyzing trace with hash 179903339, now seen corresponding path program 1 times [2021-07-05 01:03:12,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 01:03:12,206 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261282605] [2021-07-05 01:03:12,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:12,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 01:03:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 01:03:12,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 01:03:12,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:12,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:12,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 01:03:12,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261282605] [2021-07-05 01:03:12,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261282605] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 01:03:12,389 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 01:03:12,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 01:03:12,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254366921] [2021-07-05 01:03:12,392 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 01:03:12,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 01:03:12,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 01:03:12,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 01:03:12,409 INFO L87 Difference]: Start difference. First operand has 33 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 32 states have internal predecessors, (51), 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 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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) [2021-07-05 01:03:12,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 01:03:12,452 INFO L93 Difference]: Finished difference Result 62 states and 98 transitions. [2021-07-05 01:03:12,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 01:03:12,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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 8 [2021-07-05 01:03:12,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 01:03:12,456 INFO L225 Difference]: With dead ends: 62 [2021-07-05 01:03:12,457 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 01:03:12,458 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 01:03:12,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 01:03:12,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 01:03:12,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:12,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 01:03:12,471 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2021-07-05 01:03:12,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 01:03:12,472 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 01:03:12,472 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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) [2021-07-05 01:03:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 01:03:12,472 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 01:03:12,474 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 01:03:12,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:12,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:12,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:12,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:12,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:12,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:12,491 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1030) no Hoare annotation was computed. [2021-07-05 01:03:12,492 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 01:03:12,492 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 01:03:12,492 INFO L762 garLoopResultBuilder]: For program point L1013(lines 1013 1021) no Hoare annotation was computed. [2021-07-05 01:03:12,492 INFO L762 garLoopResultBuilder]: For program point L1013-1(lines 1013 1021) no Hoare annotation was computed. [2021-07-05 01:03:12,492 INFO L762 garLoopResultBuilder]: For program point L1005-1(lines 1005 1026) no Hoare annotation was computed. [2021-07-05 01:03:12,492 INFO L762 garLoopResultBuilder]: For program point L1005-3(lines 1005 1026) no Hoare annotation was computed. [2021-07-05 01:03:12,492 INFO L762 garLoopResultBuilder]: For program point L1030-1(line 1030) no Hoare annotation was computed. [2021-07-05 01:03:12,492 INFO L762 garLoopResultBuilder]: For program point L1030-3(line 1030) no Hoare annotation was computed. [2021-07-05 01:03:12,492 INFO L765 garLoopResultBuilder]: At program point L1030-4(line 1030) the Hoare annotation is: true [2021-07-05 01:03:12,493 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 01:03:12,493 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1025) no Hoare annotation was computed. [2021-07-05 01:03:12,493 INFO L765 garLoopResultBuilder]: At program point L1048(lines 994 1049) the Hoare annotation is: true [2021-07-05 01:03:12,493 INFO L762 garLoopResultBuilder]: For program point L1015(lines 1015 1020) no Hoare annotation was computed. [2021-07-05 01:03:12,493 INFO L762 garLoopResultBuilder]: For program point L1040-1(lines 1040 1045) no Hoare annotation was computed. [2021-07-05 01:03:12,493 INFO L765 garLoopResultBuilder]: At program point L1040-3(lines 1040 1045) the Hoare annotation is: true [2021-07-05 01:03:12,493 INFO L762 garLoopResultBuilder]: For program point L1040-4(lines 1040 1045) no Hoare annotation was computed. [2021-07-05 01:03:12,493 INFO L762 garLoopResultBuilder]: For program point L1032(lines 1032 1036) no Hoare annotation was computed. [2021-07-05 01:03:12,493 INFO L762 garLoopResultBuilder]: For program point L1032-2(lines 995 1049) no Hoare annotation was computed. [2021-07-05 01:03:12,493 INFO L762 garLoopResultBuilder]: For program point L1032-3(lines 1032 1036) no Hoare annotation was computed. [2021-07-05 01:03:12,493 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 01:03:12,494 INFO L762 garLoopResultBuilder]: For program point L1025-1(line 1025) no Hoare annotation was computed. [2021-07-05 01:03:12,494 INFO L762 garLoopResultBuilder]: For program point L1025-3(line 1025) no Hoare annotation was computed. [2021-07-05 01:03:12,494 INFO L758 garLoopResultBuilder]: At program point L1025-4(line 1025) the Hoare annotation is: (and (= (select |#valid| ULTIMATE.start_main_~x~0.base) 1) (not (= ULTIMATE.start_main_~x~0.base 0))) [2021-07-05 01:03:12,494 INFO L758 garLoopResultBuilder]: At program point L1025-5(lines 1005 1026) the Hoare annotation is: (and (= (select |#valid| ULTIMATE.start_main_~x~0.base) 1) (not (= ULTIMATE.start_main_~x~0.base 0))) [2021-07-05 01:03:12,494 INFO L762 garLoopResultBuilder]: For program point L1017(lines 1017 1020) no Hoare annotation was computed. [2021-07-05 01:03:12,494 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:12,494 INFO L762 garLoopResultBuilder]: For program point L1034-1(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:12,495 INFO L762 garLoopResultBuilder]: For program point L1034-3(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:12,495 INFO L762 garLoopResultBuilder]: For program point L1034-4(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:12,495 INFO L762 garLoopResultBuilder]: For program point L1034-6(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:12,495 INFO L765 garLoopResultBuilder]: At program point L1034-7(line 1034) the Hoare annotation is: true [2021-07-05 01:03:12,495 INFO L762 garLoopResultBuilder]: For program point L1034-8(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:12,496 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 01:03:12,496 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 01:03:12,499 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/3) [2021-07-05 01:03:12,509 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 01:03:12,509 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 01:03:12,509 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 01:03:12,510 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 32 states have internal predecessors, (51), 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) [2021-07-05 01:03:12,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-07-05 01:03:12,511 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 01:03:12,511 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-07-05 01:03:12,511 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 01:03:12,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 01:03:12,511 INFO L82 PathProgramCache]: Analyzing trace with hash 890892102, now seen corresponding path program 1 times [2021-07-05 01:03:12,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 01:03:12,512 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372773868] [2021-07-05 01:03:12,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:12,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 01:03:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 01:03:12,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:12,525 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 01:03:12,525 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372773868] [2021-07-05 01:03:12,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372773868] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 01:03:12,525 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 01:03:12,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 01:03:12,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168104503] [2021-07-05 01:03:12,525 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 01:03:12,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 01:03:12,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 01:03:12,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 01:03:12,526 INFO L87 Difference]: Start difference. First operand has 33 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 32 states have internal predecessors, (51), 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) [2021-07-05 01:03:12,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 01:03:12,529 INFO L93 Difference]: Finished difference Result 64 states and 100 transitions. [2021-07-05 01:03:12,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 01:03:12,529 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 [2021-07-05 01:03:12,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 01:03:12,531 INFO L225 Difference]: With dead ends: 64 [2021-07-05 01:03:12,531 INFO L226 Difference]: Without dead ends: 14 [2021-07-05 01:03:12,531 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 01:03:12,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-07-05 01:03:12,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-07-05 01:03:12,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:12,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2021-07-05 01:03:12,538 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 17 transitions. Word has length 6 [2021-07-05 01:03:12,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 01:03:12,538 INFO L442 AbstractCegarLoop]: Abstraction has 14 states and 17 transitions. [2021-07-05 01:03:12,538 INFO L443 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) [2021-07-05 01:03:12,538 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2021-07-05 01:03:12,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-07-05 01:03:12,538 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 01:03:12,538 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-07-05 01:03:12,538 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-05 01:03:12,539 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 01:03:12,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 01:03:12,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1806883023, now seen corresponding path program 1 times [2021-07-05 01:03:12,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 01:03:12,539 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094720016] [2021-07-05 01:03:12,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:12,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 01:03:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 01:03:12,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,584 INFO L142 QuantifierPusher]: treesize reduction 24, result has 42.9 percent of original size [2021-07-05 01:03:12,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 01:03:12,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:12,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:12,599 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 01:03:12,599 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094720016] [2021-07-05 01:03:12,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094720016] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 01:03:12,600 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 01:03:12,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 01:03:12,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803717144] [2021-07-05 01:03:12,602 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 01:03:12,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 01:03:12,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 01:03:12,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 01:03:12,606 INFO L87 Difference]: Start difference. First operand 14 states and 17 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) [2021-07-05 01:03:12,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 01:03:12,643 INFO L93 Difference]: Finished difference Result 20 states and 23 transitions. [2021-07-05 01:03:12,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 01:03:12,644 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 [2021-07-05 01:03:12,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 01:03:12,645 INFO L225 Difference]: With dead ends: 20 [2021-07-05 01:03:12,645 INFO L226 Difference]: Without dead ends: 16 [2021-07-05 01:03:12,645 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 01:03:12,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-07-05 01:03:12,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-07-05 01:03:12,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 15 states have internal predecessors, (19), 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) [2021-07-05 01:03:12,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2021-07-05 01:03:12,651 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 19 transitions. Word has length 7 [2021-07-05 01:03:12,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 01:03:12,651 INFO L442 AbstractCegarLoop]: Abstraction has 16 states and 19 transitions. [2021-07-05 01:03:12,652 INFO L443 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) [2021-07-05 01:03:12,652 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2021-07-05 01:03:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-07-05 01:03:12,653 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 01:03:12,654 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 01:03:12,654 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-05 01:03:12,654 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 01:03:12,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 01:03:12,661 INFO L82 PathProgramCache]: Analyzing trace with hash 706691337, now seen corresponding path program 1 times [2021-07-05 01:03:12,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 01:03:12,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645978265] [2021-07-05 01:03:12,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:12,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 01:03:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 01:03:12,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 01:03:12,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:12,709 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 01:03:12,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645978265] [2021-07-05 01:03:12,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645978265] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 01:03:12,710 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 01:03:12,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 01:03:12,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631184854] [2021-07-05 01:03:12,710 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 01:03:12,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 01:03:12,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 01:03:12,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 01:03:12,711 INFO L87 Difference]: Start difference. First operand 16 states and 19 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2021-07-05 01:03:12,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 01:03:12,728 INFO L93 Difference]: Finished difference Result 39 states and 47 transitions. [2021-07-05 01:03:12,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 01:03:12,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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 [2021-07-05 01:03:12,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 01:03:12,731 INFO L225 Difference]: With dead ends: 39 [2021-07-05 01:03:12,732 INFO L226 Difference]: Without dead ends: 27 [2021-07-05 01:03:12,733 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 01:03:12,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-07-05 01:03:12,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 23. [2021-07-05 01:03:12,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 22 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:12,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2021-07-05 01:03:12,737 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 28 transitions. Word has length 10 [2021-07-05 01:03:12,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 01:03:12,737 INFO L442 AbstractCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-07-05 01:03:12,737 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 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) [2021-07-05 01:03:12,737 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2021-07-05 01:03:12,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-07-05 01:03:12,738 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 01:03:12,738 INFO L525 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 01:03:12,738 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-05 01:03:12,738 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 01:03:12,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 01:03:12,738 INFO L82 PathProgramCache]: Analyzing trace with hash 1783178116, now seen corresponding path program 1 times [2021-07-05 01:03:12,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 01:03:12,739 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644400684] [2021-07-05 01:03:12,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:12,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 01:03:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 01:03:12,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-07-05 01:03:12,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:12,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:12,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:12,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:12,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 01:03:12,849 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644400684] [2021-07-05 01:03:12,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644400684] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-05 01:03:12,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053529209] [2021-07-05 01:03:12,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:12,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-05 01:03:12,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 01:03:12,860 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) [2021-07-05 01:03:12,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-07-05 01:03:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 01:03:12,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-05 01:03:12,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-05 01:03:12,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:12,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:12,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 01:03:12,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-05 01:03:12,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:12,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 01:03:12,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 01:03:12,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:12,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:12,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 01:03:12,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 01:03:13,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-07-05 01:03:13,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 01:03:13,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 01:03:13,021 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:13,026 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:13,027 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-05 01:03:13,027 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2021-07-05 01:03:13,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:13,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:13,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:13,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:13,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:13,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:13,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-07-05 01:03:13,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-05 01:03:13,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-07-05 01:03:13,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-07-05 01:03:13,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-07-05 01:03:13,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-07-05 01:03:13,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-07-05 01:03:13,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-07-05 01:03:13,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-07-05 01:03:13,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-07-05 01:03:13,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-07-05 01:03:13,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-07-05 01:03:13,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-07-05 01:03:13,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-07-05 01:03:13,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-07-05 01:03:13,116 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-07-05 01:03:13,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 11 treesize of output 11 [2021-07-05 01:03:13,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:13,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:13,120 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:13,130 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-05 01:03:13,155 INFO L354 Elim1Store]: treesize reduction 54, result has 23.9 percent of original size [2021-07-05 01:03:13,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 27 [2021-07-05 01:03:13,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-05 01:03:13,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-05 01:03:13,162 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:13,174 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:13,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:13,185 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-05 01:03:13,186 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:114, output treesize:47 [2021-07-05 01:03:13,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:13,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:13,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:13,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:13,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:13,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:15,232 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 25 [2021-07-05 01:03:15,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:15,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:15,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:15,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:15,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:15,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:15,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:15,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:15,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:15,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:15,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-07-05 01:03:15,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:15,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-07-05 01:03:15,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:15,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:15,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 01:03:15,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-07-05 01:03:15,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:15,305 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-07-05 01:03:15,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 63 treesize of output 50 [2021-07-05 01:03:15,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-05 01:03:15,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-07-05 01:03:15,314 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:15,326 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 01:03:15,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,329 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-05 01:03:15,329 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:66, output treesize:26 [2021-07-05 01:03:15,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-05 01:03:15,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-07-05 01:03:15,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-07-05 01:03:15,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-07-05 01:03:15,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-07-05 01:03:15,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:15,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-05 01:03:15,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-05 01:03:15,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-07-05 01:03:15,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-07-05 01:03:15,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-05 01:03:15,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-07-05 01:03:15,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-07-05 01:03:15,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-07-05 01:03:15,759 INFO L446 ElimStorePlain]: Different costs {2=[|#memory_$Pointer$.base|], 6=[|v_#memory_$Pointer$.base_19|]} [2021-07-05 01:03:15,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-05 01:03:15,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-05 01:03:15,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:15,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-05 01:03:15,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-07-05 01:03:15,765 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-05 01:03:15,771 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,775 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-07-05 01:03:15,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 68 treesize of output 43 [2021-07-05 01:03:15,775 INFO L142 QuantifierPusher]: treesize reduction 25, result has 43.2 percent of original size [2021-07-05 01:03:15,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 01:03:15,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 01:03:15,777 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:15,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:15,781 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-05 01:03:15,781 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:66, output treesize:4 [2021-07-05 01:03:15,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:15,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:15,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:15,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:15,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:15,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:15,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:15,784 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:15,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053529209] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-05 01:03:15,785 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-05 01:03:15,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 8 [2021-07-05 01:03:15,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805017424] [2021-07-05 01:03:15,785 INFO L425 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-05 01:03:15,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 01:03:15,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-05 01:03:15,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=36, Unknown=1, NotChecked=0, Total=56 [2021-07-05 01:03:15,786 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. Second operand has 8 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:22,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 01:03:22,668 INFO L93 Difference]: Finished difference Result 39 states and 46 transitions. [2021-07-05 01:03:22,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-05 01:03:22,670 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-07-05 01:03:22,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 01:03:22,670 INFO L225 Difference]: With dead ends: 39 [2021-07-05 01:03:22,670 INFO L226 Difference]: Without dead ends: 35 [2021-07-05 01:03:22,670 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2429.2ms TimeCoverageRelationStatistics Valid=30, Invalid=59, Unknown=1, NotChecked=0, Total=90 [2021-07-05 01:03:22,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-07-05 01:03:22,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-07-05 01:03:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 34 states have internal predecessors, (41), 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) [2021-07-05 01:03:22,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 41 transitions. [2021-07-05 01:03:22,673 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 41 transitions. Word has length 13 [2021-07-05 01:03:22,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 01:03:22,674 INFO L442 AbstractCegarLoop]: Abstraction has 35 states and 41 transitions. [2021-07-05 01:03:22,674 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:22,674 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2021-07-05 01:03:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-07-05 01:03:22,674 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 01:03:22,674 INFO L525 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 01:03:22,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-07-05 01:03:22,875 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-07-05 01:03:22,875 INFO L374 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 01:03:22,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 01:03:22,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1644077251, now seen corresponding path program 1 times [2021-07-05 01:03:22,875 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 01:03:22,875 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650494798] [2021-07-05 01:03:22,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:22,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 01:03:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 01:03:22,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:22,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 01:03:22,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:22,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 01:03:22,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650494798] [2021-07-05 01:03:22,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650494798] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 01:03:22,904 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 01:03:22,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 01:03:22,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765783465] [2021-07-05 01:03:22,905 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 01:03:22,905 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 01:03:22,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 01:03:22,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 01:03:22,906 INFO L87 Difference]: Start difference. First operand 35 states and 41 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:22,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 01:03:22,920 INFO L93 Difference]: Finished difference Result 59 states and 71 transitions. [2021-07-05 01:03:22,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 01:03:22,920 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-07-05 01:03:22,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 01:03:22,921 INFO L225 Difference]: With dead ends: 59 [2021-07-05 01:03:22,921 INFO L226 Difference]: Without dead ends: 47 [2021-07-05 01:03:22,921 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 01:03:22,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-07-05 01:03:22,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 43. [2021-07-05 01:03:22,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.2142857142857142) internal successors, (51), 42 states have internal predecessors, (51), 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) [2021-07-05 01:03:22,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 51 transitions. [2021-07-05 01:03:22,925 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 51 transitions. Word has length 17 [2021-07-05 01:03:22,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 01:03:22,925 INFO L442 AbstractCegarLoop]: Abstraction has 43 states and 51 transitions. [2021-07-05 01:03:22,925 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:22,925 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2021-07-05 01:03:22,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-07-05 01:03:22,926 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 01:03:22,926 INFO L525 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-07-05 01:03:22,926 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-07-05 01:03:22,926 INFO L374 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 01:03:22,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 01:03:22,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1807232391, now seen corresponding path program 2 times [2021-07-05 01:03:22,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 01:03:22,927 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043103438] [2021-07-05 01:03:22,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:22,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 01:03:22,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 01:03:22,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:22,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-07-05 01:03:22,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-05 01:03:22,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-05 01:03:22,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:22,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:22,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:22,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:22,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:22,994 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 01:03:22,994 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043103438] [2021-07-05 01:03:22,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043103438] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-05 01:03:22,994 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1275927082] [2021-07-05 01:03:22,994 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-07-05 01:03:22,995 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-05 01:03:22,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 01:03:22,999 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) [2021-07-05 01:03:23,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-07-05 01:03:23,064 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-05 01:03:23,065 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-05 01:03:23,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 30 conjunts are in the unsatisfiable core [2021-07-05 01:03:23,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-05 01:03:23,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:23,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:23,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:23,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:23,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 01:03:23,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-05 01:03:23,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 01:03:23,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 01:03:23,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-07-05 01:03:23,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 01:03:23,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-07-05 01:03:23,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 01:03:23,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-07-05 01:03:23,083 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:23,089 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:23,090 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-05 01:03:23,090 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:15 [2021-07-05 01:03:23,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:23,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:23,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:23,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:23,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:23,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:23,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 01:03:23,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-07-05 01:03:23,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2021-07-05 01:03:23,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-07-05 01:03:23,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-07-05 01:03:23,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-07-05 01:03:23,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-07-05 01:03:23,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-07-05 01:03:23,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-07-05 01:03:23,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-07-05 01:03:23,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-07-05 01:03:23,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-07-05 01:03:23,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-07-05 01:03:23,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-07-05 01:03:23,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-07-05 01:03:23,175 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-07-05 01:03:23,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 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 [2021-07-05 01:03:23,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:23,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 01:03:23,179 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:23,211 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-05 01:03:23,236 INFO L354 Elim1Store]: treesize reduction 54, result has 23.9 percent of original size [2021-07-05 01:03:23,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 67 treesize of output 27 [2021-07-05 01:03:23,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-05 01:03:23,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-05 01:03:23,239 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:23,252 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:23,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-05 01:03:23,256 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-05 01:03:23,256 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:120, output treesize:61 [2021-07-05 01:03:23,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:23,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-05 01:03:23,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:23,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:23,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:23,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-05 01:03:25,303 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 31 [2021-07-05 01:03:25,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:25,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-05 01:03:25,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:25,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-05 01:03:25,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:25,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-05 01:03:25,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:25,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-05 01:03:25,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:25,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-07-05 01:03:25,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-07-05 01:03:25,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-07-05 01:03:25,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-07-05 01:03:25,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-07-05 01:03:25,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:25,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-07-05 01:03:25,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-07-05 01:03:25,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-07-05 01:03:25,367 INFO L354 Elim1Store]: treesize reduction 134, result has 18.3 percent of original size [2021-07-05 01:03:25,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 55 [2021-07-05 01:03:25,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-05 01:03:25,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-05 01:03:25,372 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:25,385 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:25,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,388 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-05 01:03:25,388 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:80, output treesize:48 [2021-07-05 01:03:25,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-07-05 01:03:25,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2021-07-05 01:03:25,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-07-05 01:03:25,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2021-07-05 01:03:25,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-07-05 01:03:25,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-07-05 01:03:25,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 162 [2021-07-05 01:03:25,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-07-05 01:03:25,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 162 [2021-07-05 01:03:25,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-07-05 01:03:25,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-07-05 01:03:25,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-07-05 01:03:25,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 162 [2021-07-05 01:03:25,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-07-05 01:03:25,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-07-05 01:03:25,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-07-05 01:03:25,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-05 01:03:25,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-07-05 01:03:25,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 162 [2021-07-05 01:03:25,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-07-05 01:03:25,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 162 [2021-07-05 01:03:25,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 172 [2021-07-05 01:03:25,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 173 [2021-07-05 01:03:25,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 197 [2021-07-05 01:03:25,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-07-05 01:03:25,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2021-07-05 01:03:25,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-07-05 01:03:25,864 INFO L354 Elim1Store]: treesize reduction 8, result has 61.9 percent of original size [2021-07-05 01:03:25,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2021-07-05 01:03:25,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:25,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-07-05 01:03:25,868 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:25,882 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,923 INFO L354 Elim1Store]: treesize reduction 148, result has 16.9 percent of original size [2021-07-05 01:03:25,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 5 case distinctions, treesize of input 179 treesize of output 83 [2021-07-05 01:03:25,925 INFO L142 QuantifierPusher]: treesize reduction 25, result has 70.2 percent of original size [2021-07-05 01:03:25,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-07-05 01:03:25,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-07-05 01:03:25,928 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:25,942 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-07-05 01:03:25,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:25,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:25,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-05 01:03:25,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:25,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:25,950 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-05 01:03:25,950 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:210, output treesize:66 [2021-07-05 01:03:25,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:25,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:25,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:25,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:25,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:25,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:25,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:25,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:25,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:25,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:25,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:25,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:25,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:25,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:25,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-07-05 01:03:25,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-07-05 01:03:25,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-07-05 01:03:25,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-07-05 01:03:25,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:25,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:25,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-07-05 01:03:26,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-07-05 01:03:26,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-07-05 01:03:26,026 INFO L354 Elim1Store]: treesize reduction 130, result has 14.5 percent of original size [2021-07-05 01:03:26,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 4 new quantified variables, introduced 6 case distinctions, treesize of input 82 treesize of output 47 [2021-07-05 01:03:26,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-07-05 01:03:26,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-07-05 01:03:26,029 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:26,038 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,040 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-05 01:03:26,040 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:85, output treesize:66 [2021-07-05 01:03:26,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-07-05 01:03:26,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-07-05 01:03:26,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-07-05 01:03:26,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-07-05 01:03:26,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-07-05 01:03:26,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-07-05 01:03:26,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-07-05 01:03:26,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-07-05 01:03:26,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-05 01:03:26,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-07-05 01:03:26,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-05 01:03:26,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-07-05 01:03:26,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-07-05 01:03:26,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-07-05 01:03:26,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-05 01:03:26,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-07-05 01:03:26,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-07-05 01:03:26,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-07-05 01:03:26,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-07-05 01:03:26,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-07-05 01:03:26,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-07-05 01:03:26,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-07-05 01:03:26,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-07-05 01:03:26,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-07-05 01:03:26,108 INFO L446 ElimStorePlain]: Different costs {2=[|#memory_$Pointer$.base|], 12=[|v_#memory_$Pointer$.base_24|]} [2021-07-05 01:03:26,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-05 01:03:26,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-05 01:03:26,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-05 01:03:26,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-07-05 01:03:26,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-07-05 01:03:26,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-07-05 01:03:26,113 INFO L550 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-05 01:03:26,122 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,125 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-05 01:03:26,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 108 treesize of output 54 [2021-07-05 01:03:26,126 INFO L142 QuantifierPusher]: treesize reduction 25, result has 54.5 percent of original size [2021-07-05 01:03:26,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 01:03:26,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-05 01:03:26,129 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-05 01:03:26,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:26,133 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-07-05 01:03:26,133 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:110, output treesize:4 [2021-07-05 01:03:26,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:26,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 01:03:26,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:26,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:26,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:26,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:26,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:26,136 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:26,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1275927082] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-05 01:03:26,138 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-05 01:03:26,138 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-07-05 01:03:26,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114026874] [2021-07-05 01:03:26,138 INFO L425 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-05 01:03:26,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 01:03:26,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-05 01:03:26,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=62, Unknown=1, NotChecked=0, Total=90 [2021-07-05 01:03:26,139 INFO L87 Difference]: Start difference. First operand 43 states and 51 transitions. Second operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 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) [2021-07-05 01:03:31,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 01:03:31,154 INFO L93 Difference]: Finished difference Result 65 states and 78 transitions. [2021-07-05 01:03:31,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-05 01:03:31,155 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 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 19 [2021-07-05 01:03:31,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 01:03:31,156 INFO L225 Difference]: With dead ends: 65 [2021-07-05 01:03:31,156 INFO L226 Difference]: Without dead ends: 0 [2021-07-05 01:03:31,156 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 2554.1ms TimeCoverageRelationStatistics Valid=54, Invalid=127, Unknown=1, NotChecked=0, Total=182 [2021-07-05 01:03:31,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-07-05 01:03:31,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-07-05 01:03:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:31,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-07-05 01:03:31,156 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2021-07-05 01:03:31,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 01:03:31,157 INFO L442 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-05 01:03:31,157 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 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) [2021-07-05 01:03:31,157 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-07-05 01:03:31,157 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-07-05 01:03:31,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-07-05 01:03:31,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:31,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:31,159 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:31,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:31,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:31,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-07-05 01:03:31,307 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1030) no Hoare annotation was computed. [2021-07-05 01:03:31,307 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-07-05 01:03:31,307 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1013(lines 1013 1021) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1013-1(lines 1013 1021) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1005-1(lines 1005 1026) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1005-3(lines 1005 1026) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1030-1(line 1030) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1030-3(line 1030) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L758 garLoopResultBuilder]: At program point L1030-4(line 1030) the Hoare annotation is: (not (= ULTIMATE.start_main_~x~0.base 0)) [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1025) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L765 garLoopResultBuilder]: At program point L1048(lines 994 1049) the Hoare annotation is: true [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1015(lines 1015 1020) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1040-1(lines 1040 1045) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L765 garLoopResultBuilder]: At program point L1040-3(lines 1040 1045) the Hoare annotation is: true [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1040-4(lines 1040 1045) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1032(lines 1032 1036) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1032-2(lines 995 1049) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1032-3(lines 1032 1036) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1025-1(line 1025) no Hoare annotation was computed. [2021-07-05 01:03:31,308 INFO L762 garLoopResultBuilder]: For program point L1025-3(line 1025) no Hoare annotation was computed. [2021-07-05 01:03:31,309 INFO L758 garLoopResultBuilder]: At program point L1025-4(line 1025) the Hoare annotation is: (and (= (select |#valid| ULTIMATE.start_main_~head~0.base) 1) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~head~0.base) ULTIMATE.start_main_~head~0.offset) 0)) (not (= ULTIMATE.start_main_~x~0.base ULTIMATE.start_main_~head~0.base)) (= (select |#valid| ULTIMATE.start_main_~x~0.base) 1) (not (= ULTIMATE.start_main_~x~0.base 0))) [2021-07-05 01:03:31,309 INFO L758 garLoopResultBuilder]: At program point L1025-5(lines 1005 1026) the Hoare annotation is: (let ((.cse0 (= (select |#valid| ULTIMATE.start_main_~x~0.base) 1)) (.cse1 (not (= ULTIMATE.start_main_~x~0.base 0)))) (and .cse0 .cse1 (let ((.cse2 (= (select |#valid| ULTIMATE.start_main_~head~0.base) 1)) (.cse3 (= ULTIMATE.start_main_~x~0.base ULTIMATE.start_main_~head~0.base))) (or (and (= ULTIMATE.start_main_~x~0.offset ULTIMATE.start_main_~head~0.offset) (= ULTIMATE.start_main_~head~0.offset 0) (= ULTIMATE.start_main_~state~0 1) .cse2 .cse1 .cse3 (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~head~0.offset) 0))) (and .cse2 (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_main_~head~0.base) ULTIMATE.start_main_~head~0.offset) 0)) (not .cse3) .cse0 .cse1))))) [2021-07-05 01:03:31,309 INFO L762 garLoopResultBuilder]: For program point L1017(lines 1017 1020) no Hoare annotation was computed. [2021-07-05 01:03:31,309 INFO L762 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:31,309 INFO L762 garLoopResultBuilder]: For program point L1034-1(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:31,309 INFO L762 garLoopResultBuilder]: For program point L1034-3(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:31,309 INFO L762 garLoopResultBuilder]: For program point L1034-4(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:31,309 INFO L762 garLoopResultBuilder]: For program point L1034-6(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:31,309 INFO L765 garLoopResultBuilder]: At program point L1034-7(line 1034) the Hoare annotation is: true [2021-07-05 01:03:31,309 INFO L762 garLoopResultBuilder]: For program point L1034-8(line 1034) no Hoare annotation was computed. [2021-07-05 01:03:31,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-07-05 01:03:31,525 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-07-05 01:03:31,526 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 01:03:31,526 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/3) [2021-07-05 01:03:31,527 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 01:03:31,527 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 01:03:31,527 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 01:03:31,528 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 32 states have internal predecessors, (51), 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) [2021-07-05 01:03:31,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-07-05 01:03:31,529 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 01:03:31,529 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 01:03:31,529 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 01:03:31,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 01:03:31,529 INFO L82 PathProgramCache]: Analyzing trace with hash -1003211895, now seen corresponding path program 1 times [2021-07-05 01:03:31,530 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 01:03:31,530 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989712245] [2021-07-05 01:03:31,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:31,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 01:03:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 01:03:31,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:31,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:31,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 01:03:31,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 01:03:31,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 01:03:31,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 01:03:31,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989712245] [2021-07-05 01:03:31,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989712245] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 01:03:31,539 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 01:03:31,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-05 01:03:31,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26160026] [2021-07-05 01:03:31,539 INFO L425 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-05 01:03:31,539 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 01:03:31,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-05 01:03:31,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 01:03:31,540 INFO L87 Difference]: Start difference. First operand has 33 states, 29 states have (on average 1.7586206896551724) internal successors, (51), 32 states have internal predecessors, (51), 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 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:31,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 01:03:31,542 INFO L93 Difference]: Finished difference Result 64 states and 100 transitions. [2021-07-05 01:03:31,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-05 01:03:31,542 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-07-05 01:03:31,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 01:03:31,542 INFO L225 Difference]: With dead ends: 64 [2021-07-05 01:03:31,542 INFO L226 Difference]: Without dead ends: 22 [2021-07-05 01:03:31,543 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-05 01:03:31,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-07-05 01:03:31,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-07-05 01:03:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.2857142857142858) internal successors, (27), 21 states have internal predecessors, (27), 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) [2021-07-05 01:03:31,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2021-07-05 01:03:31,544 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 11 [2021-07-05 01:03:31,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 01:03:31,545 INFO L442 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-07-05 01:03:31,545 INFO L443 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-05 01:03:31,545 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2021-07-05 01:03:31,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-07-05 01:03:31,545 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 01:03:31,545 INFO L525 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-05 01:03:31,545 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-07-05 01:03:31,546 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 01:03:31,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 01:03:31,546 INFO L82 PathProgramCache]: Analyzing trace with hash -84804677, now seen corresponding path program 1 times [2021-07-05 01:03:31,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 01:03:31,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500209879] [2021-07-05 01:03:31,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 01:03:31,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 01:03:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 01:03:31,554 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 01:03:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 01:03:31,561 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 01:03:31,579 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-05 01:03:31,579 INFO L639 BasicCegarLoop]: Counterexample is feasible [2021-07-05 01:03:31,580 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-07-05 01:03:31,580 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 01:03:31,580 INFO L303 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION was UNSAFE (3/3) [2021-07-05 01:03:31,604 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,606 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,607 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,607 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,607 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,608 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 01:03:31 BoogieIcfgContainer [2021-07-05 01:03:31,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 01:03:31,609 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 01:03:31,609 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 01:03:31,609 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 01:03:31,612 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 01:03:12" (3/4) ... [2021-07-05 01:03:31,614 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-07-05 01:03:31,648 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 01:03:31,648 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 01:03:31,648 INFO L168 Benchmark]: Toolchain (without parser) took 20279.90 ms. Allocated memory was 62.9 MB in the beginning and 94.4 MB in the end (delta: 31.5 MB). Free memory was 41.9 MB in the beginning and 46.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. [2021-07-05 01:03:31,648 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 51.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 01:03:31,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.87 ms. Allocated memory is still 62.9 MB. Free memory was 41.7 MB in the beginning and 34.4 MB in the end (delta: 7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 01:03:31,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.81 ms. Allocated memory is still 62.9 MB. Free memory was 34.1 MB in the beginning and 32.3 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 01:03:31,649 INFO L168 Benchmark]: Boogie Preprocessor took 28.29 ms. Allocated memory is still 62.9 MB. Free memory was 32.3 MB in the beginning and 30.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 01:03:31,649 INFO L168 Benchmark]: RCFGBuilder took 390.25 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 30.6 MB in the beginning and 42.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2021-07-05 01:03:31,649 INFO L168 Benchmark]: TraceAbstraction took 19491.98 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 42.3 MB in the beginning and 48.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-05 01:03:31,650 INFO L168 Benchmark]: Witness Printer took 39.36 ms. Allocated memory is still 94.4 MB. Free memory was 48.8 MB in the beginning and 46.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 01:03:31,650 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 62.9 MB. Free memory was 43.8 MB in the beginning and 43.8 MB in the end (delta: 51.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 286.87 ms. Allocated memory is still 62.9 MB. Free memory was 41.7 MB in the beginning and 34.4 MB in the end (delta: 7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 38.81 ms. Allocated memory is still 62.9 MB. Free memory was 34.1 MB in the beginning and 32.3 MB in the end (delta: 1.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.29 ms. Allocated memory is still 62.9 MB. Free memory was 32.3 MB in the beginning and 30.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 390.25 ms. Allocated memory was 62.9 MB in the beginning and 77.6 MB in the end (delta: 14.7 MB). Free memory was 30.6 MB in the beginning and 42.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19491.98 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 42.3 MB in the beginning and 48.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Witness Printer took 39.36 ms. Allocated memory is still 94.4 MB. Free memory was 48.8 MB in the beginning and 46.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1025]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1030]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - CounterExampleResult [Line: 1034]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L997] SLL* head = malloc(sizeof(SLL)); [L998] head->next = head [L999] head->data = 0 [L1001] SLL* x = head; [L1002] int state = 1; [L1005] COND FALSE !(__VERIFIER_nondet_int()) [L1027] x->data = state [L1029] EXPR head->next [L1029] x = head->next [L1030] COND FALSE !(!(((void*)0) != x)) [L1032] EXPR x->data [L1032] COND TRUE x->data != 0 [L1034] EXPR x->next [L1034] EXPR x->next->data [L1034] EXPR x->next->data != 0 && x->data > x->next->data [L1034] EXPR x->data [L1034] EXPR x->next [L1034] EXPR x->next->data [L1034] EXPR x->next->data != 0 && x->data > x->next->data [L1034] COND TRUE !(x->next->data != 0 && x->data > x->next->data) [L1034] reach_error() - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 33 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 333.8ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 5.7ms, AutomataDifference: 65.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 17.3ms, InitialAbstractionConstructionTime: 7.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 33 SDtfs, 19 SDslu, 25 SDs, 0 SdLazy, 27 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 4.9ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 12 NumberOfFragments, 24 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 5.5ms HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 8.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 7.9ms SsaConstructionTime, 52.1ms SatisfiabilityAnalysisTime, 71.7ms InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 24 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 33 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 19017.3ms, OverallIterations: 6, TraceHistogramMax: 3, EmptinessCheckTime: 3.3ms, AutomataDifference: 11989.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 150.1ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 121 SDtfs, 100 SDslu, 126 SDs, 0 SdLazy, 102 SolverSat, 23 SolverUnsat, 9 SolverUnknown, 0 SolverNotchecked, 11778.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 63 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 5007.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=5, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 22.3ms AutomataMinimizationTime, 6 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 28 NumberOfFragments, 92 HoareAnnotationTreeSize, 6 FomulaSimplifications, 478 FormulaSimplificationTreeSizeReduction, 32.5ms HoareSimplificationTime, 6 FomulaSimplificationsInter, 407 FormulaSimplificationTreeSizeReductionInter, 116.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 38.3ms SsaConstructionTime, 131.9ms SatisfiabilityAnalysisTime, 6133.7ms InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 96 ConstructedInterpolants, 11 QuantifiedInterpolants, 1584 SizeOfPredicates, 16 NumberOfNonLiveVariables, 213 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 4/28 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION CFG has 1 procedures, 33 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 53.0ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 1.3ms, AutomataDifference: 3.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 39 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1.6ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.5ms SsaConstructionTime, 7.9ms SatisfiabilityAnalysisTime, 3.6ms InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1025]: Loop Invariant [2021-07-05 01:03:31,656 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,657 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((\valid[head] == 1 && !(#memory_$Pointer$[head][head] == 0)) && !(x == head)) && \valid[x] == 1) && !(x == 0) - InvariantResult [Line: 1040]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1030]: Loop Invariant Derived loop invariant: !(x == 0) - InvariantResult [Line: 1005]: Loop Invariant [2021-07-05 01:03:31,659 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,659 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,659 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-07-05 01:03:31,659 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (\valid[x] == 1 && !(x == 0)) && (((((((x == head && head == 0) && state == 1) && \valid[head] == 1) && !(x == 0)) && x == head) && !(#memory_$Pointer$[x][head] == 0)) || ((((\valid[head] == 1 && !(#memory_$Pointer$[head][head] == 0)) && !(x == head)) && \valid[x] == 1) && !(x == 0))) RESULT: Ultimate proved your program to be incorrect! [2021-07-05 01:03:31,673 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...