./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-programs/partial_mod_count_3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-programs/partial_mod_count_3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8f602fe3f26a1a48cfc4520a058a139a989329a9c65c27b1560937231a92c27 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:49:21,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:49:21,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:49:21,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:49:21,744 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:49:21,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:49:21,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:49:21,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:49:21,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:49:21,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:49:21,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:49:21,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:49:21,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:49:21,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:49:21,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:49:21,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:49:21,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:49:21,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:49:21,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:49:21,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:49:21,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:49:21,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:49:21,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:49:21,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:49:21,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:49:21,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:49:21,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:49:21,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:49:21,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:49:21,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:49:21,793 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:49:21,794 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:49:21,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:49:21,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:49:21,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:49:21,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:49:21,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:49:21,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:49:21,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:49:21,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:49:21,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:49:21,805 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:49:21,847 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:49:21,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:49:21,852 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:49:21,853 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:49:21,854 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:49:21,854 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:49:21,854 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:49:21,855 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:49:21,855 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:49:21,855 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:49:21,859 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:49:21,860 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:49:21,860 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:49:21,860 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:49:21,860 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:49:21,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:49:21,862 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:49:21,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:49:21,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:49:21,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:49:21,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:49:21,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:49:21,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:49:21,864 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:49:21,864 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:49:21,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:49:21,864 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:49:21,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:49:21,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:49:21,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:49:21,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:49:21,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:49:21,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:49:21,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:49:21,867 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:49:21,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:49:21,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:49:21,867 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:49:21,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:49:21,868 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8f602fe3f26a1a48cfc4520a058a139a989329a9c65c27b1560937231a92c27 [2021-11-03 04:49:22,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:49:22,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:49:22,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:49:22,147 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:49:22,148 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:49:22,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/array-programs/partial_mod_count_3.c [2021-11-03 04:49:22,225 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/data/4b327bf83/3ab9b62e33f5472b914ecf8921ea2917/FLAG9d2b37c63 [2021-11-03 04:49:22,665 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:49:22,666 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/sv-benchmarks/c/array-programs/partial_mod_count_3.c [2021-11-03 04:49:22,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/data/4b327bf83/3ab9b62e33f5472b914ecf8921ea2917/FLAG9d2b37c63 [2021-11-03 04:49:23,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/data/4b327bf83/3ab9b62e33f5472b914ecf8921ea2917 [2021-11-03 04:49:23,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:49:23,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:49:23,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:49:23,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:49:23,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:49:23,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ba4e5f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23, skipping insertion in model container [2021-11-03 04:49:23,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:49:23,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:49:23,266 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/sv-benchmarks/c/array-programs/partial_mod_count_3.c[323,336] [2021-11-03 04:49:23,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:49:23,294 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:49:23,315 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/sv-benchmarks/c/array-programs/partial_mod_count_3.c[323,336] [2021-11-03 04:49:23,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:49:23,351 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:49:23,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23 WrapperNode [2021-11-03 04:49:23,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:49:23,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:49:23,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:49:23,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:49:23,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:49:23,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:49:23,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:49:23,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:49:23,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:49:23,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:49:23,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:49:23,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:49:23,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (1/1) ... [2021-11-03 04:49:23,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:49:23,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:49:23,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:49:23,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:49:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 04:49:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:49:23,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:49:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 04:49:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 04:49:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:49:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:49:23,940 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:49:23,940 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-03 04:49:23,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:49:23 BoogieIcfgContainer [2021-11-03 04:49:23,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:49:23,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:49:23,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:49:23,960 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:49:23,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:49:23" (1/3) ... [2021-11-03 04:49:23,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@241eec9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:49:23, skipping insertion in model container [2021-11-03 04:49:23,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:23" (2/3) ... [2021-11-03 04:49:23,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@241eec9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:49:23, skipping insertion in model container [2021-11-03 04:49:23,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:49:23" (3/3) ... [2021-11-03 04:49:23,962 INFO L111 eAbstractionObserver]: Analyzing ICFG partial_mod_count_3.c [2021-11-03 04:49:23,967 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:49:23,968 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:49:24,014 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:49:24,021 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:49:24,021 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:49:24,033 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 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) [2021-11-03 04:49:24,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-03 04:49:24,038 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:24,039 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-11-03 04:49:24,039 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:49:24,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:24,045 INFO L85 PathProgramCache]: Analyzing trace with hash 82252279, now seen corresponding path program 1 times [2021-11-03 04:49:24,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:49:24,055 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037343881] [2021-11-03 04:49:24,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:24,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:49:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:24,220 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:49:24,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037343881] [2021-11-03 04:49:24,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037343881] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:24,222 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:24,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:49:24,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026998529] [2021-11-03 04:49:24,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:49:24,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:49:24,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:49:24,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:49:24,243 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 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) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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) [2021-11-03 04:49:24,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:24,270 INFO L93 Difference]: Finished difference Result 15 states and 19 transitions. [2021-11-03 04:49:24,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:49:24,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2021-11-03 04:49:24,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:24,279 INFO L225 Difference]: With dead ends: 15 [2021-11-03 04:49:24,279 INFO L226 Difference]: Without dead ends: 8 [2021-11-03 04:49:24,281 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:49:24,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2021-11-03 04:49:24,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-03 04:49:24,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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) [2021-11-03 04:49:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2021-11-03 04:49:24,309 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 9 transitions. Word has length 5 [2021-11-03 04:49:24,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:24,309 INFO L470 AbstractCegarLoop]: Abstraction has 8 states and 9 transitions. [2021-11-03 04:49:24,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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) [2021-11-03 04:49:24,310 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2021-11-03 04:49:24,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-03 04:49:24,310 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:24,310 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-03 04:49:24,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:49:24,311 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:49:24,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:24,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1740449300, now seen corresponding path program 1 times [2021-11-03 04:49:24,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:49:24,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388950361] [2021-11-03 04:49:24,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:24,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:49:24,351 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-03 04:49:24,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [672583524] [2021-11-03 04:49:24,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:24,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:49:24,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:49:24,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:49:24,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 04:49:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:24,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:49:24,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:24,542 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:24,543 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:24,578 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:49:24,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388950361] [2021-11-03 04:49:24,579 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:49:24,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672583524] [2021-11-03 04:49:24,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672583524] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:49:24,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1680937007] [2021-11-03 04:49:24,602 INFO L159 IcfgInterpreter]: Started Sifa with 6 locations of interest [2021-11-03 04:49:24,602 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:49:24,607 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:49:24,612 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:49:24,613 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:49:24,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,650 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:24,651 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:49:24,656 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:24,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:49:24,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-11-03 04:49:24,690 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_13|], 36=[|v_#valid_28|]} [2021-11-03 04:49:24,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2021-11-03 04:49:24,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:49:24,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:49:24,752 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:24,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:24,794 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:24,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2021-11-03 04:49:24,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:24,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:24,841 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:24,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:24,874 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:49:24,887 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:49:24,887 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:163, output treesize:125 [2021-11-03 04:49:24,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,941 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:24,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,951 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:24,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,955 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:24,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:24,961 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:24,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:49:24,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:49:24,969 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:24,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-11-03 04:49:24,979 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:24,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:49:24,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:49:24,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:24,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:24,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-03 04:49:25,007 INFO L185 QuantifierPusher]: treesize reduction 3, result has 98.9 percent of original size 268 [2021-11-03 04:49:25,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:25,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:25,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-03 04:49:25,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:25,111 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:25,112 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,164 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,167 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,209 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,220 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,253 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,256 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:25,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:25,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-03 04:49:25,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:25,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:25,286 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,300 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,302 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:25,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:25,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-03 04:49:25,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:25,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:25,339 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,353 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,355 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,370 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,380 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,385 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:25,457 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,484 INFO L180 QuantifierPusher]: treesize reduction 161, result has 63.5 percent of original size [2021-11-03 04:49:25,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 280 [2021-11-03 04:49:25,493 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:49:25,499 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 1 variables, input treesize:1612, output treesize:280 [2021-11-03 04:49:25,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:25,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:25,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:25,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,668 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,685 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,691 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,695 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-03 04:49:25,698 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:49:25,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-11-03 04:49:25,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-03 04:49:25,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:49:25,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 226 [2021-11-03 04:49:25,711 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-03 04:49:25,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,732 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:49:25,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,741 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,742 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:49:25,744 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-03 04:49:25,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:49:25,748 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 04:49:25,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 04:49:25,753 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:49:25,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 623 [2021-11-03 04:49:25,770 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:25,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 444 [2021-11-03 04:49:25,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 523 [2021-11-03 04:49:25,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,871 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,897 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,901 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,928 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,964 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:25,984 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:25,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:25,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:25,986 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:49:26,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:26,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:26,036 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,064 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,066 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,087 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,111 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,113 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,137 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-03 04:49:26,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:26,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:26,190 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,208 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,212 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-03 04:49:26,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:26,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:26,259 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,279 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,281 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,299 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,301 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,319 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,320 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,345 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:49:26,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:26,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:26,386 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-03 04:49:26,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:26,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:26,427 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:26,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:49:26,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:26,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:26,457 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:26,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,628 INFO L180 QuantifierPusher]: treesize reduction 736, result has 48.0 percent of original size [2021-11-03 04:49:26,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 679 [2021-11-03 04:49:26,644 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-03 04:49:26,644 INFO L247 ElimStorePlain]: Needed 21 recursive calls to eliminate 1 variables, input treesize:5087, output treesize:679 [2021-11-03 04:49:26,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:26,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:26,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:26,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:26,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:26,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:26,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:26,725 INFO L180 QuantifierPusher]: treesize reduction 54, result has 80.1 percent of original size [2021-11-03 04:49:26,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:26,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:26,732 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:26,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:49:26,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:26,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:49:26,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-11-03 04:49:26,756 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:26,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:26,761 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:26,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2021-11-03 04:49:26,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,775 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:26,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:26,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:26,776 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:28,978 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (mod (mod (mod (+ ULTIMATE.start_main_~i~0 4294967295) 4294967296) (mod ULTIMATE.start_main_~R~0 4294967296)) 4294967296) (select (select |#memory_int| |ULTIMATE.start_main_~#a~0.base|) (+ |ULTIMATE.start_main_~#a~0.offset| (- 4) (* ULTIMATE.start_main_~i~0 4)))) [2021-11-03 04:49:28,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2021-11-03 04:49:28,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:28,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:28,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:28,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:28,988 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:28,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:29,013 INFO L628 ElimStorePlain]: treesize reduction 83, result has 90.1 percent of original size [2021-11-03 04:49:29,023 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:29,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,025 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:29,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:49:29,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:29,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:29,038 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:29,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:29,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-03 04:49:29,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,051 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:29,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:29,068 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:29,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,080 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:29,086 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:29,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,088 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:29,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:29,097 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:29,098 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:29,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:29,107 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,113 INFO L180 QuantifierPusher]: treesize reduction 9, result has 96.7 percent of original size [2021-11-03 04:49:29,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 262 [2021-11-03 04:49:29,116 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:49:29,117 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 3 variables, input treesize:954, output treesize:262 [2021-11-03 04:49:29,127 INFO L180 QuantifierPusher]: treesize reduction 55, result has 49.1 percent of original size [2021-11-03 04:49:29,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:49:29,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:29,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:49:29,143 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:49:29,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1680937007] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:29,545 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2021-11-03 04:49:29,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [3, 3] total 8 [2021-11-03 04:49:29,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303867875] [2021-11-03 04:49:29,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:49:29,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:49:29,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:49:29,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-03 04:49:29,548 INFO L87 Difference]: Start difference. First operand 8 states and 9 transitions. Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 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) [2021-11-03 04:49:29,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:29,604 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2021-11-03 04:49:29,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:49:29,605 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 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 [2021-11-03 04:49:29,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:29,605 INFO L225 Difference]: With dead ends: 13 [2021-11-03 04:49:29,605 INFO L226 Difference]: Without dead ends: 11 [2021-11-03 04:49:29,606 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-11-03 04:49:29,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-11-03 04:49:29,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2021-11-03 04:49:29,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 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) [2021-11-03 04:49:29,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-03 04:49:29,609 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 6 [2021-11-03 04:49:29,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:29,610 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-03 04:49:29,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.2) internal successors, (6), 4 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) [2021-11-03 04:49:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-03 04:49:29,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:49:29,610 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:29,611 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:49:29,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:29,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:49:29,812 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:49:29,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:29,812 INFO L85 PathProgramCache]: Analyzing trace with hash -875043727, now seen corresponding path program 1 times [2021-11-03 04:49:29,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:49:29,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070846641] [2021-11-03 04:49:29,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:29,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:49:29,823 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-03 04:49:29,823 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [186596981] [2021-11-03 04:49:29,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:29,823 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:49:29,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:49:29,824 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:49:29,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 04:49:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:29,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:49:29,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:29,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-03 04:49:29,960 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:30,007 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-03 04:49:30,007 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:49:30,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070846641] [2021-11-03 04:49:30,007 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:49:30,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [186596981] [2021-11-03 04:49:30,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [186596981] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:49:30,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1450765871] [2021-11-03 04:49:30,010 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 04:49:30,010 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:49:30,010 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:49:30,010 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:49:30,010 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:49:30,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,024 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:49:30,026 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:49:30,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-11-03 04:49:30,033 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 36=[|v_#valid_29|]} [2021-11-03 04:49:30,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2021-11-03 04:49:30,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:49:30,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:49:30,071 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:30,077 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2021-11-03 04:49:30,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:30,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:30,130 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:30,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:49:30,145 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,145 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:163, output treesize:125 [2021-11-03 04:49:30,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,161 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:49:30,166 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:30,171 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:49:30,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:49:30,173 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-11-03 04:49:30,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:49:30,177 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-03 04:49:30,186 INFO L185 QuantifierPusher]: treesize reduction 3, result has 98.9 percent of original size 268 [2021-11-03 04:49:30,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-03 04:49:30,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:30,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:30,238 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-03 04:49:30,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:30,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:30,275 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,286 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,286 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,288 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,304 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,316 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,326 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,328 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,345 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-03 04:49:30,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:30,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:49:30,378 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,387 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,389 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,399 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,400 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:30,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,447 INFO L180 QuantifierPusher]: treesize reduction 161, result has 63.5 percent of original size [2021-11-03 04:49:30,452 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 280 [2021-11-03 04:49:30,453 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:49:30,454 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 1 variables, input treesize:1612, output treesize:280 [2021-11-03 04:49:30,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:30,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:30,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:30,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,553 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,563 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:49:30,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,577 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:49:30,588 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-03 04:49:30,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:49:30,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 04:49:30,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 04:49:30,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:49:30,601 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,604 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-03 04:49:30,607 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,609 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-03 04:49:30,611 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-03 04:49:30,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-11-03 04:49:30,617 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,618 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,619 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-03 04:49:30,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 226 [2021-11-03 04:49:30,621 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-03 04:49:30,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 623 [2021-11-03 04:49:30,631 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:30,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 444 [2021-11-03 04:49:30,647 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 523 [2021-11-03 04:49:30,699 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,701 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:49:30,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:30,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:30,748 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,783 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-03 04:49:30,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:30,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:30,840 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,864 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:30,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-03 04:49:30,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:30,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:30,933 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,953 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,957 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,975 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,977 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:30,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:30,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:30,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:30,998 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,015 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,017 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:31,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:31,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:49:31,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:31,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:31,123 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,140 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,142 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,158 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,160 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:31,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:31,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:31,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 45 [2021-11-03 04:49:31,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:31,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-03 04:49:31,212 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,230 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:31,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:31,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:49:31,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:31,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:31,275 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,291 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,293 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,309 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,326 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,328 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,343 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,516 INFO L180 QuantifierPusher]: treesize reduction 736, result has 48.0 percent of original size [2021-11-03 04:49:31,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 679 [2021-11-03 04:49:31,528 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-03 04:49:31,529 INFO L247 ElimStorePlain]: Needed 21 recursive calls to eliminate 1 variables, input treesize:5087, output treesize:679 [2021-11-03 04:49:31,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,612 INFO L180 QuantifierPusher]: treesize reduction 54, result has 80.1 percent of original size [2021-11-03 04:49:31,615 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:31,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:49:31,617 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:31,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:31,618 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:31,618 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,619 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:49:31,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-11-03 04:49:31,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:49:31,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:31,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:31,664 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,671 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,673 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:31,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-03 04:49:31,685 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,686 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,686 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:31,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-03 04:49:31,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,700 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,717 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,727 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,730 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,738 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,740 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,746 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:31,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:31,748 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:31,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:31,759 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2021-11-03 04:49:31,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:31,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:31,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:31,774 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:33,964 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (mod (mod (mod (+ ULTIMATE.start_main_~i~0 4294967295) 4294967296) (mod ULTIMATE.start_main_~R~0 4294967296)) 4294967296) (select (select |#memory_int| |ULTIMATE.start_main_~#a~0.base|) (+ |ULTIMATE.start_main_~#a~0.offset| (- 4) (* ULTIMATE.start_main_~i~0 4)))) [2021-11-03 04:49:33,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2021-11-03 04:49:33,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:33,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:33,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:33,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:33,967 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:33,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:33,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:33,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:33,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:33,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:33,980 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:33,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:33,988 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:33,999 INFO L180 QuantifierPusher]: treesize reduction 9, result has 96.7 percent of original size [2021-11-03 04:49:34,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 262 [2021-11-03 04:49:34,004 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:49:34,004 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 3 variables, input treesize:954, output treesize:262 [2021-11-03 04:49:34,013 INFO L180 QuantifierPusher]: treesize reduction 55, result has 49.1 percent of original size [2021-11-03 04:49:34,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:49:34,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:34,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:49:34,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:34,031 INFO L185 QuantifierPusher]: treesize reduction 3, result has 98.0 percent of original size 144 [2021-11-03 04:49:34,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:34,079 INFO L180 QuantifierPusher]: treesize reduction 48, result has 76.9 percent of original size [2021-11-03 04:49:34,081 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:34,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:34,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:49:34,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:49:34,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:34,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 04:49:34,104 INFO L180 QuantifierPusher]: treesize reduction 48, result has 76.9 percent of original size [2021-11-03 04:49:34,105 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:34,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:34,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:49:34,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:49:34,117 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:49:35,183 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:49:35,183 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-03 04:49:35,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-11-03 04:49:35,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174078924] [2021-11-03 04:49:35,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:49:35,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:49:35,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:49:35,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-03 04:49:35,185 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 5 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) [2021-11-03 04:49:35,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:35,230 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2021-11-03 04:49:35,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:49:35,230 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 5 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 9 [2021-11-03 04:49:35,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:35,231 INFO L225 Difference]: With dead ends: 20 [2021-11-03 04:49:35,231 INFO L226 Difference]: Without dead ends: 13 [2021-11-03 04:49:35,232 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-11-03 04:49:35,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-03 04:49:35,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-03 04:49:35,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 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) [2021-11-03 04:49:35,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-03 04:49:35,235 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2021-11-03 04:49:35,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:35,236 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-03 04:49:35,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 5 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) [2021-11-03 04:49:35,236 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-03 04:49:35,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-03 04:49:35,236 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:35,237 INFO L513 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1] [2021-11-03 04:49:35,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:35,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:49:35,450 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:49:35,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:35,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1158557882, now seen corresponding path program 2 times [2021-11-03 04:49:35,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:49:35,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915733529] [2021-11-03 04:49:35,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:35,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:49:35,460 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-03 04:49:35,460 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1667819017] [2021-11-03 04:49:35,460 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:49:35,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:49:35,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:49:35,463 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:49:35,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 04:49:35,531 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-03 04:49:35,531 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:49:35,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-03 04:49:35,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:35,805 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:49:35,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915733529] [2021-11-03 04:49:35,805 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:49:35,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667819017] [2021-11-03 04:49:35,806 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Shadow problem: [ULTIMATE.start_main_~i~0] [2021-11-03 04:49:35,806 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1330592080] [2021-11-03 04:49:35,814 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-03 04:49:35,814 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:49:35,815 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:49:35,815 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:49:35,815 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:49:35,828 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:35,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:49:35,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:35,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:49:35,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 166 [2021-11-03 04:49:35,838 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 36=[|v_#valid_30|]} [2021-11-03 04:49:35,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2021-11-03 04:49:35,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:49:35,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-03 04:49:35,874 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:35,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:35,879 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:35,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2021-11-03 04:49:35,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:35,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:35,942 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:35,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:35,947 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:49:35,952 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:49:35,952 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:163, output treesize:125 [2021-11-03 04:49:35,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,962 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:35,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,964 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:35,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:49:35,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:35,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,968 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:35,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-03 04:49:35,970 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:35,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-03 04:49:35,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:49:35,972 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:35,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-03 04:49:35,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-11-03 04:49:35,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:35,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:35,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-03 04:49:35,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-11-03 04:49:36,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:36,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:36,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:49:36,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:36,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:36,047 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,058 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,060 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,072 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,084 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:36,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:36,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:49:36,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:36,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:36,119 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:36,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:36,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-03 04:49:36,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:36,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-03 04:49:36,170 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,182 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,193 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,205 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,207 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,228 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,241 INFO L180 QuantifierPusher]: treesize reduction 169, result has 64.3 percent of original size [2021-11-03 04:49:36,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 305 [2021-11-03 04:49:36,246 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:49:36,247 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 1 variables, input treesize:1764, output treesize:305 [2021-11-03 04:49:36,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,294 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:36,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:49:36,295 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:36,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:36,296 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:36,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:49:36,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 324 [2021-11-03 04:49:36,348 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,350 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,373 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,387 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,389 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,403 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,405 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,419 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,430 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,432 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,537 INFO L628 ElimStorePlain]: treesize reduction 308, result has 85.3 percent of original size [2021-11-03 04:49:36,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,557 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,567 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,569 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:49:36,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:36,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:36,584 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:49:36,618 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,619 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:36,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:36,620 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:36,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-03 04:49:36,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,659 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:36,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-03 04:49:36,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,674 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,728 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,736 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,738 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,746 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,748 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,756 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,757 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,775 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,776 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,794 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,795 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,801 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:36,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:36,803 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:36,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,820 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,830 INFO L180 QuantifierPusher]: treesize reduction 116, result has 56.6 percent of original size [2021-11-03 04:49:36,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:49:36,833 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:49:36,833 INFO L247 ElimStorePlain]: Needed 19 recursive calls to eliminate 3 variables, input treesize:3087, output treesize:151 [2021-11-03 04:49:36,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:36,871 INFO L180 QuantifierPusher]: treesize reduction 54, result has 80.1 percent of original size [2021-11-03 04:49:36,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:36,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-03 04:49:36,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:36,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:49:36,880 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:36,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:49:36,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-11-03 04:49:36,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2021-11-03 04:49:36,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:36,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:36,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:36,907 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:39,078 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (mod (mod (mod (+ ULTIMATE.start_main_~i~0 4294967295) 4294967296) (mod ULTIMATE.start_main_~R~0 4294967296)) 4294967296) (select (select |#memory_int| |ULTIMATE.start_main_~#a~0.base|) (+ |ULTIMATE.start_main_~#a~0.offset| (- 4) (* ULTIMATE.start_main_~i~0 4)))) [2021-11-03 04:49:39,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2021-11-03 04:49:39,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:39,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-03 04:49:39,081 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:39,122 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:39,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,124 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:39,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,156 INFO L628 ElimStorePlain]: treesize reduction 83, result has 90.1 percent of original size [2021-11-03 04:49:39,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:39,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,178 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:39,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:39,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,186 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:39,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:39,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,196 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:39,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,211 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:49:39,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:39,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:49:39,236 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:39,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:49:39,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-03 04:49:39,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,248 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:39,253 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-03 04:49:39,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-03 04:49:39,255 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-03 04:49:39,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,262 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,266 INFO L180 QuantifierPusher]: treesize reduction 9, result has 96.7 percent of original size [2021-11-03 04:49:39,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 262 [2021-11-03 04:49:39,269 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 3 xjuncts. [2021-11-03 04:49:39,269 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 3 variables, input treesize:954, output treesize:262 [2021-11-03 04:49:39,283 INFO L180 QuantifierPusher]: treesize reduction 55, result has 49.1 percent of original size [2021-11-03 04:49:39,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:49:39,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:49:39,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,317 INFO L185 QuantifierPusher]: treesize reduction 3, result has 98.0 percent of original size 144 [2021-11-03 04:49:39,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:49:39,400 INFO L180 QuantifierPusher]: treesize reduction 48, result has 76.9 percent of original size [2021-11-03 04:49:39,401 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:39,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:49:39,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:49:39,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 04:49:39,428 INFO L180 QuantifierPusher]: treesize reduction 48, result has 76.9 percent of original size [2021-11-03 04:49:39,429 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:49:39,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:49:39,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:49:39,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-03 04:49:39,441 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:49:40,353 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:49:40,354 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:40,354 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2021-11-03 04:49:40,354 ERROR L172 FreeRefinementEngine]: Strategy SIFA_TAIPAN failed to provide any proof altough trace is infeasible [2021-11-03 04:49:40,354 INFO L627 BasicCegarLoop]: Counterexample might be feasible [2021-11-03 04:49:40,360 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:49:40,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:40,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-11-03 04:49:40,565 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2021-11-03 04:49:40,567 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-03 04:49:40,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:49:40 BoogieIcfgContainer [2021-11-03 04:49:40,580 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 04:49:40,580 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 04:49:40,581 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 04:49:40,581 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 04:49:40,581 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:49:23" (3/4) ... [2021-11-03 04:49:40,584 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-03 04:49:40,584 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 04:49:40,585 INFO L168 Benchmark]: Toolchain (without parser) took 17530.17 ms. Allocated memory was 98.6 MB in the beginning and 151.0 MB in the end (delta: 52.4 MB). Free memory was 63.4 MB in the beginning and 93.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-11-03 04:49:40,585 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory was 69.2 MB in the beginning and 69.1 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:49:40,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 295.76 ms. Allocated memory is still 98.6 MB. Free memory was 63.2 MB in the beginning and 74.0 MB in the end (delta: -10.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-03 04:49:40,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.31 ms. Allocated memory is still 98.6 MB. Free memory was 73.6 MB in the beginning and 72.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:49:40,586 INFO L168 Benchmark]: Boogie Preprocessor took 33.82 ms. Allocated memory is still 98.6 MB. Free memory was 72.3 MB in the beginning and 71.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:49:40,586 INFO L168 Benchmark]: RCFGBuilder took 517.30 ms. Allocated memory is still 98.6 MB. Free memory was 71.0 MB in the beginning and 56.8 MB in the end (delta: 14.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-03 04:49:40,586 INFO L168 Benchmark]: TraceAbstraction took 16635.73 ms. Allocated memory was 98.6 MB in the beginning and 151.0 MB in the end (delta: 52.4 MB). Free memory was 56.3 MB in the beginning and 93.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-03 04:49:40,586 INFO L168 Benchmark]: Witness Printer took 3.71 ms. Allocated memory is still 151.0 MB. Free memory is still 93.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:49:40,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 98.6 MB. Free memory was 69.2 MB in the beginning and 69.1 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 295.76 ms. Allocated memory is still 98.6 MB. Free memory was 63.2 MB in the beginning and 74.0 MB in the end (delta: -10.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.31 ms. Allocated memory is still 98.6 MB. Free memory was 73.6 MB in the beginning and 72.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.82 ms. Allocated memory is still 98.6 MB. Free memory was 72.3 MB in the beginning and 71.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 517.30 ms. Allocated memory is still 98.6 MB. Free memory was 71.0 MB in the beginning and 56.8 MB in the end (delta: 14.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16635.73 ms. Allocated memory was 98.6 MB in the beginning and 151.0 MB in the end (delta: 52.4 MB). Free memory was 56.3 MB in the beginning and 93.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Witness Printer took 3.71 ms. Allocated memory is still 151.0 MB. Free memory is still 93.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 4]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L6] int N = 1000000; [L8] int i,j=0,a[N]; [L9] unsigned int R=3; [L10] i=0 [L10] COND TRUE iN/2) [L10] i++ [L10] COND TRUE iN/2) [L10] i++ [L10] COND TRUE iN/2) [L10] i++ [L10] COND TRUE iN/2) [L10] i++ [L15] i=0 [L15] COND TRUE i main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH 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 -> Taipan 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 -> a8f602fe3f26a1a48cfc4520a058a139a989329a9c65c27b1560937231a92c27 [2021-11-03 04:49:43,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:49:43,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:49:43,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:49:43,628 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:49:43,629 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:49:43,630 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/array-programs/partial_mod_count_3.c [2021-11-03 04:49:43,708 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/data/634b74757/7a00de0032654164bba855f94abfc2b5/FLAG9e263a24f [2021-11-03 04:49:44,266 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:49:44,267 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/sv-benchmarks/c/array-programs/partial_mod_count_3.c [2021-11-03 04:49:44,273 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/data/634b74757/7a00de0032654164bba855f94abfc2b5/FLAG9e263a24f [2021-11-03 04:49:44,645 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/data/634b74757/7a00de0032654164bba855f94abfc2b5 [2021-11-03 04:49:44,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:49:44,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:49:44,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:49:44,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:49:44,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:49:44,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:44,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c69f3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44, skipping insertion in model container [2021-11-03 04:49:44,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:44,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:49:44,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:49:44,855 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/sv-benchmarks/c/array-programs/partial_mod_count_3.c[323,336] [2021-11-03 04:49:44,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:49:44,880 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:49:44,892 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/sv-benchmarks/c/array-programs/partial_mod_count_3.c[323,336] [2021-11-03 04:49:44,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:49:44,912 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:49:44,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44 WrapperNode [2021-11-03 04:49:44,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:49:44,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:49:44,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:49:44,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:49:44,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:44,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:44,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:49:44,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:49:44,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:49:44,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:49:44,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:44,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:44,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:44,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:45,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:45,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:45,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:45,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:49:45,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:49:45,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:49:45,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:49:45,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (1/1) ... [2021-11-03 04:49:45,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:49:45,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:49:45,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:49:45,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:49:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 04:49:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:49:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-03 04:49:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:49:45,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:49:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:49:45,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-03 04:49:45,495 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:49:45,496 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-03 04:49:45,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:49:45 BoogieIcfgContainer [2021-11-03 04:49:45,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:49:45,500 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:49:45,500 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:49:45,503 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:49:45,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:49:44" (1/3) ... [2021-11-03 04:49:45,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54fa234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:49:45, skipping insertion in model container [2021-11-03 04:49:45,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:49:44" (2/3) ... [2021-11-03 04:49:45,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54fa234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:49:45, skipping insertion in model container [2021-11-03 04:49:45,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:49:45" (3/3) ... [2021-11-03 04:49:45,507 INFO L111 eAbstractionObserver]: Analyzing ICFG partial_mod_count_3.c [2021-11-03 04:49:45,513 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:49:45,513 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:49:45,561 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:49:45,586 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:49:45,586 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:49:45,599 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 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) [2021-11-03 04:49:45,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:49:45,604 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:45,605 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:49:45,606 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:49:45,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:45,612 INFO L85 PathProgramCache]: Analyzing trace with hash -694175938, now seen corresponding path program 1 times [2021-11-03 04:49:45,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:45,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [93154107] [2021-11-03 04:49:45,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:45,625 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:45,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:45,629 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:45,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 04:49:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:45,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-03 04:49:45,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:45,855 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:45,922 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:45,922 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [93154107] [2021-11-03 04:49:45,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [93154107] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:45,924 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:45,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-03 04:49:45,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813912036] [2021-11-03 04:49:45,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-03 04:49:45,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:45,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-03 04:49:45,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 04:49:45,946 INFO L87 Difference]: Start difference. First operand has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 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) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-11-03 04:49:45,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:45,960 INFO L93 Difference]: Finished difference Result 29 states and 38 transitions. [2021-11-03 04:49:45,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-03 04:49:45,962 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 9 [2021-11-03 04:49:45,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:45,970 INFO L225 Difference]: With dead ends: 29 [2021-11-03 04:49:45,970 INFO L226 Difference]: Without dead ends: 13 [2021-11-03 04:49:45,973 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 04:49:45,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-03 04:49:45,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-03 04:49:46,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:49:46,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2021-11-03 04:49:46,002 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 16 transitions. Word has length 9 [2021-11-03 04:49:46,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:46,003 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 16 transitions. [2021-11-03 04:49:46,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-11-03 04:49:46,003 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2021-11-03 04:49:46,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:49:46,004 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:46,004 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:49:46,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:46,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:46,225 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:49:46,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:46,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1866781837, now seen corresponding path program 1 times [2021-11-03 04:49:46,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:46,227 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [921084050] [2021-11-03 04:49:46,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:46,227 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:46,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:46,231 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:46,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 04:49:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:46,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 04:49:46,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:46,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:46,444 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:46,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:46,504 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:46,504 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [921084050] [2021-11-03 04:49:46,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [921084050] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:46,505 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:46,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-11-03 04:49:46,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584144154] [2021-11-03 04:49:46,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:49:46,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:46,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:49:46,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:49:46,509 INFO L87 Difference]: Start difference. First operand 13 states and 16 transitions. Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 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) [2021-11-03 04:49:46,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:46,755 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2021-11-03 04:49:46,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:49:46,756 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 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 9 [2021-11-03 04:49:46,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:46,757 INFO L225 Difference]: With dead ends: 36 [2021-11-03 04:49:46,757 INFO L226 Difference]: Without dead ends: 25 [2021-11-03 04:49:46,758 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:49:46,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-11-03 04:49:46,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 17. [2021-11-03 04:49:46,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 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) [2021-11-03 04:49:46,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2021-11-03 04:49:46,764 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 20 transitions. Word has length 9 [2021-11-03 04:49:46,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:46,764 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-11-03 04:49:46,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 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) [2021-11-03 04:49:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2021-11-03 04:49:46,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-03 04:49:46,766 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:46,766 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:49:46,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:46,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:46,978 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:49:46,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:46,979 INFO L85 PathProgramCache]: Analyzing trace with hash 301968177, now seen corresponding path program 1 times [2021-11-03 04:49:46,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:46,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46206575] [2021-11-03 04:49:46,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:46,980 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:46,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:46,982 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:47,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-03 04:49:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:47,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:49:47,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:47,314 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:47,314 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:47,948 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:47,948 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:47,948 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46206575] [2021-11-03 04:49:47,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46206575] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:49:47,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [336580751] [2021-11-03 04:49:47,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:47,949 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-03 04:49:47,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 [2021-11-03 04:49:47,961 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-03 04:49:47,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2021-11-03 04:49:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:48,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-03 04:49:48,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:48,259 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:48,259 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:48,783 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:48,783 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [336580751] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:49:48,783 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1798937988] [2021-11-03 04:49:48,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:48,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:49:48,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:49:48,785 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:49:48,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-03 04:49:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:48,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-03 04:49:48,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:49,023 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:50,125 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:49:50,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1798937988] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:49:50,125 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-03 04:49:50,125 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 5, 5, 4, 5] total 15 [2021-11-03 04:49:50,125 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462085254] [2021-11-03 04:49:50,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-03 04:49:50,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:50,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-03 04:49:50,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-11-03 04:49:50,127 INFO L87 Difference]: Start difference. First operand 17 states and 20 transitions. Second operand has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 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) [2021-11-03 04:49:51,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:51,410 INFO L93 Difference]: Finished difference Result 96 states and 121 transitions. [2021-11-03 04:49:51,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-03 04:49:51,411 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 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 15 [2021-11-03 04:49:51,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:51,414 INFO L225 Difference]: With dead ends: 96 [2021-11-03 04:49:51,414 INFO L226 Difference]: Without dead ends: 85 [2021-11-03 04:49:51,415 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=142, Invalid=278, Unknown=0, NotChecked=0, Total=420 [2021-11-03 04:49:51,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-03 04:49:51,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 35. [2021-11-03 04:49:51,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 34 states have internal predecessors, (40), 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) [2021-11-03 04:49:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 40 transitions. [2021-11-03 04:49:51,424 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 40 transitions. Word has length 15 [2021-11-03 04:49:51,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:51,425 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 40 transitions. [2021-11-03 04:49:51,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 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) [2021-11-03 04:49:51,425 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2021-11-03 04:49:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-03 04:49:51,426 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:51,426 INFO L513 BasicCegarLoop]: trace histogram [8, 8, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:49:51,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2021-11-03 04:49:51,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:51,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:52,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:52,030 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:49:52,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:52,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1427258063, now seen corresponding path program 2 times [2021-11-03 04:49:52,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:52,031 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [147055655] [2021-11-03 04:49:52,032 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-03 04:49:52,032 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:52,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:52,033 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:52,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-03 04:49:52,116 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-03 04:49:52,116 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:49:52,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 04:49:52,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:52,434 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-03 04:49:52,434 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:53,995 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-03 04:49:53,995 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:53,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [147055655] [2021-11-03 04:49:53,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [147055655] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:49:53,996 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:49:53,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2021-11-03 04:49:53,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856881231] [2021-11-03 04:49:53,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-03 04:49:53,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:49:53,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-03 04:49:53,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-03 04:49:53,998 INFO L87 Difference]: Start difference. First operand 35 states and 40 transitions. Second operand has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 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) [2021-11-03 04:49:54,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:49:54,541 INFO L93 Difference]: Finished difference Result 62 states and 75 transitions. [2021-11-03 04:49:54,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-03 04:49:54,544 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 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 33 [2021-11-03 04:49:54,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:49:54,545 INFO L225 Difference]: With dead ends: 62 [2021-11-03 04:49:54,545 INFO L226 Difference]: Without dead ends: 60 [2021-11-03 04:49:54,546 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=85, Invalid=155, Unknown=0, NotChecked=0, Total=240 [2021-11-03 04:49:54,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2021-11-03 04:49:54,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 55. [2021-11-03 04:49:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.1851851851851851) internal successors, (64), 54 states have internal predecessors, (64), 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) [2021-11-03 04:49:54,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 64 transitions. [2021-11-03 04:49:54,555 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 64 transitions. Word has length 33 [2021-11-03 04:49:54,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:49:54,556 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 64 transitions. [2021-11-03 04:49:54,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.5) internal successors, (25), 9 states have internal predecessors, (25), 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) [2021-11-03 04:49:54,556 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2021-11-03 04:49:54,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-03 04:49:54,558 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:49:54,558 INFO L513 BasicCegarLoop]: trace histogram [8, 8, 5, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2021-11-03 04:49:54,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-03 04:49:54,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:49:54,764 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:49:54,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:49:54,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1655326991, now seen corresponding path program 1 times [2021-11-03 04:49:54,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:49:54,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1693183066] [2021-11-03 04:49:54,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:54,765 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:49:54,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:49:54,766 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:49:54,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-03 04:49:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:55,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 04:49:55,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:55,319 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 45 proven. 40 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-03 04:49:55,320 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:49:57,491 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 45 proven. 40 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-03 04:49:57,492 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:49:57,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1693183066] [2021-11-03 04:49:57,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1693183066] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:49:57,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [181372079] [2021-11-03 04:49:57,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:49:57,493 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-03 04:49:57,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 [2021-11-03 04:49:57,495 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-03 04:49:57,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-11-03 04:49:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:49:57,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-03 04:49:57,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:49:58,088 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-03 04:49:58,088 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:50:00,589 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-03 04:50:00,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [181372079] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:50:00,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1986767996] [2021-11-03 04:50:00,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:50:00,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:50:00,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:50:00,597 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:50:00,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-03 04:50:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:50:00,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-03 04:50:00,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:50:01,110 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 45 proven. 40 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-03 04:50:01,110 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:50:10,401 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 45 proven. 40 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-03 04:50:10,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1986767996] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:50:10,402 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-03 04:50:10,402 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 11, 11, 8, 10] total 36 [2021-11-03 04:50:10,402 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154700812] [2021-11-03 04:50:10,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-11-03 04:50:10,403 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:50:10,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-11-03 04:50:10,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=330, Invalid=1002, Unknown=0, NotChecked=0, Total=1332 [2021-11-03 04:50:10,405 INFO L87 Difference]: Start difference. First operand 55 states and 64 transitions. Second operand has 37 states, 37 states have (on average 2.810810810810811) internal successors, (104), 36 states have internal predecessors, (104), 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) [2021-11-03 04:50:36,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:50:36,450 INFO L93 Difference]: Finished difference Result 724 states and 869 transitions. [2021-11-03 04:50:36,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-11-03 04:50:36,450 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 37 states have (on average 2.810810810810811) internal successors, (104), 36 states have internal predecessors, (104), 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 48 [2021-11-03 04:50:36,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:50:36,455 INFO L225 Difference]: With dead ends: 724 [2021-11-03 04:50:36,456 INFO L226 Difference]: Without dead ends: 685 [2021-11-03 04:50:36,459 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1053 ImplicationChecksByTransitivity, 34.8s TimeCoverageRelationStatistics Valid=1495, Invalid=3475, Unknown=0, NotChecked=0, Total=4970 [2021-11-03 04:50:36,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2021-11-03 04:50:36,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 103. [2021-11-03 04:50:36,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 102 states have (on average 1.1568627450980393) internal successors, (118), 102 states have internal predecessors, (118), 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) [2021-11-03 04:50:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 118 transitions. [2021-11-03 04:50:36,485 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 118 transitions. Word has length 48 [2021-11-03 04:50:36,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:50:36,486 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 118 transitions. [2021-11-03 04:50:36,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 2.810810810810811) internal successors, (104), 36 states have internal predecessors, (104), 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) [2021-11-03 04:50:36,487 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 118 transitions. [2021-11-03 04:50:36,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-03 04:50:36,490 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:50:36,490 INFO L513 BasicCegarLoop]: trace histogram [24, 24, 15, 9, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1] [2021-11-03 04:50:36,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-11-03 04:50:36,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-03 04:50:36,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-03 04:50:37,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:50:37,094 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:50:37,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:50:37,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1443447119, now seen corresponding path program 2 times [2021-11-03 04:50:37,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:50:37,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [723394029] [2021-11-03 04:50:37,096 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-03 04:50:37,096 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:50:37,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:50:37,097 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:50:37,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-03 04:50:37,817 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-03 04:50:37,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:50:37,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-03 04:50:37,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:50:38,701 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 407 proven. 345 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-03 04:50:38,701 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:50:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 407 proven. 345 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-03 04:50:46,571 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:50:46,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [723394029] [2021-11-03 04:50:46,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [723394029] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:50:46,572 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [842279386] [2021-11-03 04:50:46,572 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-03 04:50:46,572 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-03 04:50:46,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 [2021-11-03 04:50:46,576 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-03 04:50:46,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-03 04:50:47,176 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-03 04:50:47,176 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:50:47,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-03 04:50:47,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:50:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-03 04:50:48,099 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:51:05,424 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-03 04:51:05,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [842279386] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:51:05,425 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [303450716] [2021-11-03 04:51:05,425 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-03 04:51:05,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:51:05,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:51:05,427 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:51:05,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab876798-d627-4cf2-b4b5-afe3119a7a3b/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-03 04:51:06,071 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-03 04:51:06,072 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:51:06,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-03 04:51:06,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:51:08,359 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 852 trivial. 0 not checked. [2021-11-03 04:51:08,359 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:51:24,788 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 852 trivial. 0 not checked. [2021-11-03 04:51:24,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [303450716] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:51:24,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-03 04:51:24,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 27, 27, 9, 10] total 86 [2021-11-03 04:51:24,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816046020] [2021-11-03 04:51:24,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2021-11-03 04:51:24,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:51:24,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2021-11-03 04:51:24,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1374, Invalid=6108, Unknown=0, NotChecked=0, Total=7482 [2021-11-03 04:51:24,796 INFO L87 Difference]: Start difference. First operand 103 states and 118 transitions. Second operand has 87 states, 87 states have (on average 3.045977011494253) internal successors, (265), 86 states have internal predecessors, (265), 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)