./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/string-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/loops/string-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF --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 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:40:25,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:40:25,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:40:25,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:40:25,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:40:25,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:40:25,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:40:25,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:40:25,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:40:25,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:40:25,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:40:25,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:40:25,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:40:25,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:40:25,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:40:25,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:40:25,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:40:25,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:40:25,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:40:25,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:40:25,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:40:25,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:40:25,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:40:25,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:40:25,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:40:25,754 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:40:25,754 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:40:25,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:40:25,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:40:25,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:40:25,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:40:25,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:40:25,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:40:25,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:40:25,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:40:25,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:40:25,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:40:25,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:40:25,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:40:25,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:40:25,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:40:25,773 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-13 02:40:25,829 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:40:25,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:40:25,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:40:25,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:40:25,833 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:40:25,833 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:40:25,833 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:40:25,833 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 02:40:25,841 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:40:25,842 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:40:25,843 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 02:40:25,843 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 02:40:25,844 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:40:25,844 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 02:40:25,844 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 02:40:25,845 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 02:40:25,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:40:25,846 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 02:40:25,846 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 02:40:25,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 02:40:25,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:40:25,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:40:25,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:40:25,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:40:25,848 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:40:25,848 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 02:40:25,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:40:25,849 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:40:25,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:40:25,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:40:25,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:40:25,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:40:25,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:40:25,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:40:25,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:40:25,853 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 02:40:25,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 02:40:25,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:40:25,854 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:40:25,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:40:25,855 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_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de [2021-11-13 02:40:26,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:40:26,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:40:26,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:40:26,306 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:40:26,307 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:40:26,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/loops/string-1.i [2021-11-13 02:40:26,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/data/4c98fd6c2/45c22218640247d499ef7274683981c5/FLAG5eab48516 [2021-11-13 02:40:27,010 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:40:27,014 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/sv-benchmarks/c/loops/string-1.i [2021-11-13 02:40:27,031 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/data/4c98fd6c2/45c22218640247d499ef7274683981c5/FLAG5eab48516 [2021-11-13 02:40:27,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/data/4c98fd6c2/45c22218640247d499ef7274683981c5 [2021-11-13 02:40:27,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:40:27,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:40:27,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:40:27,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:40:27,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:40:27,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66707086 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27, skipping insertion in model container [2021-11-13 02:40:27,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:40:27,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:40:27,713 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_b59c9518-75b4-4a6b-835f-b007e516374d/sv-benchmarks/c/loops/string-1.i[896,909] [2021-11-13 02:40:27,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:40:27,765 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:40:27,784 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_b59c9518-75b4-4a6b-835f-b007e516374d/sv-benchmarks/c/loops/string-1.i[896,909] [2021-11-13 02:40:27,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:40:27,835 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:40:27,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27 WrapperNode [2021-11-13 02:40:27,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:40:27,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:40:27,838 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:40:27,838 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:40:27,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:40:27,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:40:27,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:40:27,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:40:27,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:40:27,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:40:27,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:40:27,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:40:27,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (1/1) ... [2021-11-13 02:40:27,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:40:27,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:40:27,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:40:28,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:40:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 02:40:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:40:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 02:40:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:40:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:40:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 02:40:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 02:40:28,482 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:40:28,483 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-13 02:40:28,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:40:28 BoogieIcfgContainer [2021-11-13 02:40:28,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:40:28,487 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:40:28,487 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:40:28,491 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:40:28,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:40:27" (1/3) ... [2021-11-13 02:40:28,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670b36b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:40:28, skipping insertion in model container [2021-11-13 02:40:28,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:27" (2/3) ... [2021-11-13 02:40:28,493 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670b36b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:40:28, skipping insertion in model container [2021-11-13 02:40:28,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:40:28" (3/3) ... [2021-11-13 02:40:28,495 INFO L111 eAbstractionObserver]: Analyzing ICFG string-1.i [2021-11-13 02:40:28,500 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:40:28,514 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 02:40:28,567 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:40:28,576 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 [2021-11-13 02:40:28,576 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 02:40:28,592 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 16 states have (on average 1.75) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:28,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 02:40:28,599 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:40:28,599 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:40:28,600 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:40:28,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:40:28,607 INFO L85 PathProgramCache]: Analyzing trace with hash -431386043, now seen corresponding path program 1 times [2021-11-13 02:40:28,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:40:28,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340886943] [2021-11-13 02:40:28,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:28,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:40:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:28,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:40:28,836 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:40:28,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340886943] [2021-11-13 02:40:28,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340886943] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:40:28,838 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:40:28,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 02:40:28,840 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739055019] [2021-11-13 02:40:28,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:40:28,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:40:28,848 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:40:28,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:40:28,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:40:28,888 INFO L87 Difference]: Start difference. First operand has 18 states, 16 states have (on average 1.75) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 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) [2021-11-13 02:40:28,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:40:28,994 INFO L93 Difference]: Finished difference Result 43 states and 65 transitions. [2021-11-13 02:40:28,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:40:28,997 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 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 12 [2021-11-13 02:40:28,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:40:29,004 INFO L225 Difference]: With dead ends: 43 [2021-11-13 02:40:29,005 INFO L226 Difference]: Without dead ends: 21 [2021-11-13 02:40:29,008 INFO L932 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 [2021-11-13 02:40:29,013 INFO L933 BasicCegarLoop]: 17 mSDtfsCounter, 6 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.30ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.99ms IncrementalHoareTripleChecker+Time [2021-11-13 02:40:29,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 32 Invalid, 19 Unknown, 0 Unchecked, 1.30ms Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 81.99ms Time] [2021-11-13 02:40:29,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-13 02:40:29,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 17. [2021-11-13 02:40:29,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.3125) internal successors, (21), 16 states have internal predecessors, (21), 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) [2021-11-13 02:40:29,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2021-11-13 02:40:29,053 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 21 transitions. Word has length 12 [2021-11-13 02:40:29,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:40:29,053 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 21 transitions. [2021-11-13 02:40:29,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 2 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) [2021-11-13 02:40:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2021-11-13 02:40:29,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 02:40:29,055 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:40:29,055 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:40:29,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 02:40:29,056 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:40:29,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:40:29,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1062173536, now seen corresponding path program 1 times [2021-11-13 02:40:29,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:40:29,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067163671] [2021-11-13 02:40:29,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:29,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:40:29,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:29,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 02:40:29,122 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:40:29,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067163671] [2021-11-13 02:40:29,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067163671] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:40:29,123 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282842510] [2021-11-13 02:40:29,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:29,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:40:29,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:40:29,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:40:29,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 02:40:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:29,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:40:29,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:40:29,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 02:40:29,342 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:40:29,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 02:40:29,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282842510] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:40:29,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1274538458] [2021-11-13 02:40:29,432 INFO L159 IcfgInterpreter]: Started Sifa with 15 locations of interest [2021-11-13 02:40:29,432 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:40:29,440 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:40:29,446 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:40:29,447 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:40:29,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:29,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:40:29,529 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:29,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:29,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-13 02:40:29,579 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_13|], 36=[|v_#valid_26|]} [2021-11-13 02:40:29,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-13 02:40:29,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:29,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:29,651 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:29,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:29,725 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,808 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-13 02:40:29,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 42 [2021-11-13 02:40:29,811 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:29,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:29,824 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:29,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:29,882 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-13 02:40:29,888 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:29,889 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:121 [2021-11-13 02:40:29,908 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.0 percent of original size [2021-11-13 02:40:29,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:29,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:29,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:29,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:29,930 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:29,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,941 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:29,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:29,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:29,946 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:29,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:29,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-13 02:40:29,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:29,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-13 02:40:29,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:29,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:29,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:30,000 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:30,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,015 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-11-13 02:40:30,033 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:30,033 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:145, output treesize:145 [2021-11-13 02:40:30,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,215 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,238 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,251 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-13 02:40:30,258 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:30,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 301 [2021-11-13 02:40:30,269 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 284 [2021-11-13 02:40:30,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 285 [2021-11-13 02:40:30,289 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:30,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:30,319 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,337 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,344 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,348 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:30,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:30,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:30,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:30,358 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:30,368 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,372 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:30,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:30,375 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-13 02:40:30,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-13 02:40:30,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-13 02:40:30,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 317 [2021-11-13 02:40:30,403 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 292 [2021-11-13 02:40:30,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 357 [2021-11-13 02:40:30,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:30,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-13 02:40:30,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:30,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:30,501 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:30,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:30,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:30,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:30,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2021-11-13 02:40:30,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:40:30,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:40:30,541 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:30,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,597 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,624 INFO L180 QuantifierPusher]: treesize reduction 106, result has 75.5 percent of original size [2021-11-13 02:40:30,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 333 [2021-11-13 02:40:30,642 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:30,643 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:439, output treesize:333 [2021-11-13 02:40:30,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,745 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:30,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:30,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:30,760 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:30,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:30,780 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 14 treesize of output 10 [2021-11-13 02:40:30,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:30,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:30,782 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:30,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,786 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:30,792 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:30,792 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:30,804 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:30,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:40:30,814 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.2 percent of original size [2021-11-13 02:40:30,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:30,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-13 02:40:30,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:30,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:30,836 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-13 02:40:30,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-11-13 02:40:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:30,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-13 02:40:30,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-13 02:40:30,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-13 02:40:30,857 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:30,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,860 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:30,865 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:30,865 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:68, output treesize:65 [2021-11-13 02:40:30,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:30,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,927 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-13 02:40:30,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:30,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-13 02:40:30,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-13 02:40:30,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-13 02:40:30,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,952 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:30,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:30,958 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,963 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,965 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:30,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-13 02:40:30,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,969 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:30,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:30,972 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:30,979 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:30,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:30,988 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,990 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-13 02:40:30,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-13 02:40:30,993 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:30,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:30,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-13 02:40:30,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-13 02:40:30,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:31,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-13 02:40:31,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-13 02:40:31,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:31,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-13 02:40:31,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:31,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:31,038 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:31,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:31,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:31,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:31,058 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 38 [2021-11-13 02:40:31,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-13 02:40:31,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-13 02:40:31,064 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:31,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:31,082 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,091 INFO L180 QuantifierPusher]: treesize reduction 100, result has 60.3 percent of original size [2021-11-13 02:40:31,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-13 02:40:31,096 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:31,096 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:259, output treesize:159 [2021-11-13 02:40:31,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:31,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:31,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:31,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:31,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:31,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:31,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:31,139 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:31,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:31,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,147 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:31,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:31,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:31,148 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:31,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:31,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:31,159 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 14 treesize of output 10 [2021-11-13 02:40:31,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:31,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:31,161 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:31,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:31,164 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:31,168 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:31,169 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:31,178 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:31,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-13 02:40:31,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-13 02:40:31,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-13 02:40:31,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-11-13 02:40:31,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:31,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:40:31,219 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:40:32,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1274538458] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:40:32,088 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:40:32,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [3, 3, 3] total 17 [2021-11-13 02:40:32,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336777586] [2021-11-13 02:40:32,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:40:32,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-13 02:40:32,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:40:32,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-13 02:40:32,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:40:32,092 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. Second operand has 13 states, 13 states have (on average 1.2307692307692308) 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) [2021-11-13 02:40:32,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:40:32,272 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2021-11-13 02:40:32,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:40:32,273 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.2307692307692308) 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) Word has length 16 [2021-11-13 02:40:32,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:40:32,274 INFO L225 Difference]: With dead ends: 33 [2021-11-13 02:40:32,274 INFO L226 Difference]: Without dead ends: 26 [2021-11-13 02:40:32,275 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:40:32,276 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 17 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 128.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.86ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 162.23ms IncrementalHoareTripleChecker+Time [2021-11-13 02:40:32,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 25 Invalid, 141 Unknown, 0 Unchecked, 2.86ms Time], IncrementalHoareTripleChecker [11 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 162.23ms Time] [2021-11-13 02:40:32,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-11-13 02:40:32,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 22. [2021-11-13 02:40:32,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.2857142857142858) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:32,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2021-11-13 02:40:32,282 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 16 [2021-11-13 02:40:32,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:40:32,282 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-11-13 02:40:32,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.2307692307692308) 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) [2021-11-13 02:40:32,283 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2021-11-13 02:40:32,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 02:40:32,283 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:40:32,283 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:40:32,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 02:40:32,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-11-13 02:40:32,484 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:40:32,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:40:32,485 INFO L85 PathProgramCache]: Analyzing trace with hash -96510459, now seen corresponding path program 1 times [2021-11-13 02:40:32,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:40:32,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500856266] [2021-11-13 02:40:32,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:32,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:40:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 02:40:32,528 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:40:32,528 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500856266] [2021-11-13 02:40:32,529 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500856266] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:40:32,529 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652645974] [2021-11-13 02:40:32,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:32,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:40:32,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:40:32,533 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:40:32,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 02:40:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:32,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:40:32,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:40:32,638 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 02:40:32,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:40:32,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 02:40:32,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652645974] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:40:32,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [493064601] [2021-11-13 02:40:32,698 INFO L159 IcfgInterpreter]: Started Sifa with 15 locations of interest [2021-11-13 02:40:32,698 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:40:32,699 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:40:32,699 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:40:32,699 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:40:32,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:32,711 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,712 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:40:32,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-13 02:40:32,718 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 36=[|v_#valid_27|]} [2021-11-13 02:40:32,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-13 02:40:32,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:32,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:32,738 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:32,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:32,743 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,780 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-13 02:40:32,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 42 [2021-11-13 02:40:32,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:32,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:32,785 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:32,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:32,791 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-13 02:40:32,796 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:32,796 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:121 [2021-11-13 02:40:32,801 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.0 percent of original size [2021-11-13 02:40:32,804 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,806 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,806 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:32,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:32,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,809 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:40:32,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-13 02:40:32,811 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-13 02:40:32,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-11-13 02:40:32,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:32,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-13 02:40:32,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:32,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:32,832 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:32,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:32,838 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-13 02:40:32,845 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:32,845 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:140, output treesize:137 [2021-11-13 02:40:32,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:32,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:32,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:32,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-13 02:40:32,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:32,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 295 [2021-11-13 02:40:32,953 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-13 02:40:32,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-13 02:40:32,966 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:32,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:32,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:32,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:32,986 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,988 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-13 02:40:32,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-13 02:40:32,990 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:40:32,994 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,995 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:32,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:32,997 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:32,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:32,999 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:33,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:33,001 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:33,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-13 02:40:33,008 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 286 [2021-11-13 02:40:33,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 351 [2021-11-13 02:40:33,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-11-13 02:40:33,054 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:40:33,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:40:33,058 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-13 02:40:33,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:33,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:33,080 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,115 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,131 INFO L180 QuantifierPusher]: treesize reduction 106, result has 75.1 percent of original size [2021-11-13 02:40:33,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 327 [2021-11-13 02:40:33,138 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:33,139 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:433, output treesize:327 [2021-11-13 02:40:33,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,194 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:33,197 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,198 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:33,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:33,200 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:33,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:33,210 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 14 treesize of output 10 [2021-11-13 02:40:33,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:33,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:33,212 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,215 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:33,219 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,220 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:33,228 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:33,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:40:33,233 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.2 percent of original size [2021-11-13 02:40:33,237 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,238 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:33,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-13 02:40:33,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,242 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:33,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:33,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-13 02:40:33,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-11-13 02:40:33,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-13 02:40:33,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-13 02:40:33,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-13 02:40:33,260 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,263 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,265 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:33,268 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,268 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:68, output treesize:65 [2021-11-13 02:40:33,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,312 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:33,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:33,315 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,318 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,322 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-13 02:40:33,324 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:33,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-13 02:40:33,327 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,329 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-13 02:40:33,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-13 02:40:33,334 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,337 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,339 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:33,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-13 02:40:33,341 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,342 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:33,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:33,345 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:33,348 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,350 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:33,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:33,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,355 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-13 02:40:33,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-13 02:40:33,357 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-13 02:40:33,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-13 02:40:33,361 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-13 02:40:33,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-13 02:40:33,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,394 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 38 [2021-11-13 02:40:33,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-13 02:40:33,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-13 02:40:33,399 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:33,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-13 02:40:33,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:33,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:33,414 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,438 INFO L180 QuantifierPusher]: treesize reduction 100, result has 60.3 percent of original size [2021-11-13 02:40:33,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-13 02:40:33,442 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:33,442 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:259, output treesize:159 [2021-11-13 02:40:33,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,477 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:33,480 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,480 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,481 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:33,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:33,482 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:33,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:33,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:33,492 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 14 treesize of output 10 [2021-11-13 02:40:33,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:33,493 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:33,494 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:33,500 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:33,501 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:33,508 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:33,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-13 02:40:33,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-13 02:40:33,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-13 02:40:33,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 204 [2021-11-13 02:40:33,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:33,611 INFO L180 QuantifierPusher]: treesize reduction 48, result has 57.5 percent of original size [2021-11-13 02:40:33,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-13 02:40:33,622 INFO L180 QuantifierPusher]: treesize reduction 48, result has 55.1 percent of original size [2021-11-13 02:40:33,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:40:33,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-13 02:40:33,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:33,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-13 02:40:33,642 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:40:34,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [493064601] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:40:34,720 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:40:34,720 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [3, 3, 3] total 17 [2021-11-13 02:40:34,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86359260] [2021-11-13 02:40:34,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:40:34,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-13 02:40:34,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:40:34,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-13 02:40:34,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:40:34,723 INFO L87 Difference]: Start difference. First operand 22 states and 27 transitions. Second operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:35,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:40:35,197 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2021-11-13 02:40:35,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:40:35,197 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-13 02:40:35,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:40:35,198 INFO L225 Difference]: With dead ends: 32 [2021-11-13 02:40:35,198 INFO L226 Difference]: Without dead ends: 20 [2021-11-13 02:40:35,198 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=88, Invalid=332, Unknown=0, NotChecked=0, Total=420 [2021-11-13 02:40:35,199 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 13 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 167.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.08ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 205.33ms IncrementalHoareTripleChecker+Time [2021-11-13 02:40:35,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 27 Invalid, 163 Unknown, 0 Unchecked, 3.08ms Time], IncrementalHoareTripleChecker [9 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 205.33ms Time] [2021-11-13 02:40:35,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-11-13 02:40:35,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2021-11-13 02:40:35,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 18 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) [2021-11-13 02:40:35,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2021-11-13 02:40:35,204 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 23 transitions. Word has length 18 [2021-11-13 02:40:35,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:40:35,205 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-11-13 02:40:35,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:35,205 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2021-11-13 02:40:35,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 02:40:35,206 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:40:35,206 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:40:35,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 02:40:35,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-11-13 02:40:35,407 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:40:35,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:40:35,408 INFO L85 PathProgramCache]: Analyzing trace with hash 616504091, now seen corresponding path program 1 times [2021-11-13 02:40:35,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:40:35,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981043115] [2021-11-13 02:40:35,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:35,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:40:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 02:40:35,447 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:40:35,448 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981043115] [2021-11-13 02:40:35,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981043115] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:40:35,448 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419175983] [2021-11-13 02:40:35,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:35,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:40:35,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:40:35,450 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:40:35,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 02:40:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:35,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:40:35,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:40:35,552 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 02:40:35,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:40:35,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-13 02:40:35,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [419175983] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:40:35,603 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [21409058] [2021-11-13 02:40:35,610 INFO L159 IcfgInterpreter]: Started Sifa with 15 locations of interest [2021-11-13 02:40:35,610 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:40:35,611 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:40:35,611 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:40:35,611 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:40:35,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:40:35,638 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:35,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-13 02:40:35,646 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 36=[|v_#valid_28|]} [2021-11-13 02:40:35,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-13 02:40:35,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:35,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:35,667 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:35,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:35,672 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,719 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-13 02:40:35,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 42 [2021-11-13 02:40:35,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:35,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:35,725 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:35,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:35,735 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-13 02:40:35,755 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:35,755 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:121 [2021-11-13 02:40:35,760 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.0 percent of original size [2021-11-13 02:40:35,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:40:35,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-13 02:40:35,792 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,796 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:35,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:35,797 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-13 02:40:35,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-11-13 02:40:35,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:35,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-13 02:40:35,820 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:35,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:35,824 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:35,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:35,832 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-13 02:40:35,843 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:35,844 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:140, output treesize:137 [2021-11-13 02:40:35,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:35,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:35,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:35,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,920 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:35,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:35,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:35,940 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-13 02:40:35,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 295 [2021-11-13 02:40:35,946 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-13 02:40:35,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-13 02:40:35,964 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,971 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,973 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:35,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:35,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,977 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-13 02:40:35,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-13 02:40:35,980 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:40:35,987 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,989 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:35,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:35,991 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,994 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:35,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:35,997 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:35,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:35,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:36,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-13 02:40:36,005 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 286 [2021-11-13 02:40:36,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 351 [2021-11-13 02:40:36,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-13 02:40:36,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:36,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:36,063 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-11-13 02:40:36,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:40:36,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:40:36,109 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,152 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,168 INFO L180 QuantifierPusher]: treesize reduction 106, result has 75.1 percent of original size [2021-11-13 02:40:36,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 327 [2021-11-13 02:40:36,176 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:36,176 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:433, output treesize:327 [2021-11-13 02:40:36,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,247 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:36,255 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,256 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:36,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:36,259 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:36,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:36,277 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 14 treesize of output 10 [2021-11-13 02:40:36,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:36,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:36,279 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,282 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:36,286 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,287 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:36,294 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:36,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:40:36,299 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.2 percent of original size [2021-11-13 02:40:36,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,305 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:36,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-13 02:40:36,307 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,309 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:36,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:36,312 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:36,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-11-13 02:40:36,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-13 02:40:36,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:36,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:36,328 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-13 02:40:36,335 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,335 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:73, output treesize:73 [2021-11-13 02:40:36,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,379 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-13 02:40:36,382 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:36,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-11-13 02:40:36,385 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-13 02:40:36,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-13 02:40:36,391 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,392 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:36,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:36,397 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,401 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,403 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:36,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:36,405 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,407 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-13 02:40:36,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-13 02:40:36,410 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-13 02:40:36,413 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,414 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,414 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:36,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-13 02:40:36,417 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,419 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:36,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:36,421 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:36,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-13 02:40:36,425 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-13 02:40:36,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-13 02:40:36,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,458 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 41 [2021-11-13 02:40:36,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-13 02:40:36,462 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-13 02:40:36,463 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:36,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-13 02:40:36,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:36,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:36,480 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,505 INFO L180 QuantifierPusher]: treesize reduction 100, result has 61.2 percent of original size [2021-11-13 02:40:36,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-13 02:40:36,509 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:36,510 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:265, output treesize:165 [2021-11-13 02:40:36,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,545 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:36,548 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,550 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:36,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:36,552 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:36,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:36,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:36,561 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 14 treesize of output 10 [2021-11-13 02:40:36,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:36,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:36,564 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,567 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:36,570 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:36,571 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:36,582 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:36,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-13 02:40:36,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:36,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,615 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-13 02:40:36,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:36,658 INFO L180 QuantifierPusher]: treesize reduction 42, result has 59.6 percent of original size [2021-11-13 02:40:36,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-13 02:40:36,668 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-13 02:40:36,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-13 02:40:36,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-11-13 02:40:36,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-11-13 02:40:36,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:36,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-13 02:40:36,695 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:40:37,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [21409058] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:40:37,681 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:40:37,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [3, 3, 3] total 17 [2021-11-13 02:40:37,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161400302] [2021-11-13 02:40:37,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:40:37,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-13 02:40:37,683 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:40:37,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-13 02:40:37,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:40:37,684 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. Second operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:37,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:40:37,866 INFO L93 Difference]: Finished difference Result 29 states and 36 transitions. [2021-11-13 02:40:37,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:40:37,870 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-13 02:40:37,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:40:37,871 INFO L225 Difference]: With dead ends: 29 [2021-11-13 02:40:37,871 INFO L226 Difference]: Without dead ends: 22 [2021-11-13 02:40:37,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 37 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:40:37,873 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 10 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 140.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.09ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 170.39ms IncrementalHoareTripleChecker+Time [2021-11-13 02:40:37,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 21 Invalid, 152 Unknown, 0 Unchecked, 2.09ms Time], IncrementalHoareTripleChecker [10 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 170.39ms Time] [2021-11-13 02:40:37,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-13 02:40:37,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2021-11-13 02:40:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.25) internal successors, (25), 20 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) [2021-11-13 02:40:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2021-11-13 02:40:37,885 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 18 [2021-11-13 02:40:37,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:40:37,886 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2021-11-13 02:40:37,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:37,887 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-13 02:40:37,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 02:40:37,888 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:40:37,888 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:40:37,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-13 02:40:38,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:40:38,102 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:40:38,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:40:38,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1111882496, now seen corresponding path program 1 times [2021-11-13 02:40:38,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:40:38,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83981466] [2021-11-13 02:40:38,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:38,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:40:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:38,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 02:40:38,142 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:40:38,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83981466] [2021-11-13 02:40:38,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83981466] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:40:38,142 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866191663] [2021-11-13 02:40:38,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:38,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:40:38,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:40:38,150 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:40:38,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-13 02:40:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:38,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:40:38,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:40:38,289 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 02:40:38,290 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:40:38,347 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 02:40:38,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866191663] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:40:38,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1359370169] [2021-11-13 02:40:38,354 INFO L159 IcfgInterpreter]: Started Sifa with 15 locations of interest [2021-11-13 02:40:38,354 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:40:38,355 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:40:38,355 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:40:38,356 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:40:38,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:40:38,385 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:38,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-13 02:40:38,391 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 36=[|v_#valid_29|]} [2021-11-13 02:40:38,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-13 02:40:38,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:38,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:38,414 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:38,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,420 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,464 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-13 02:40:38,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 42 [2021-11-13 02:40:38,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:38,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:38,471 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:38,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,490 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-13 02:40:38,494 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:38,495 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:121 [2021-11-13 02:40:38,501 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.0 percent of original size [2021-11-13 02:40:38,504 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,506 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:40:38,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-13 02:40:38,508 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,510 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:38,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:38,513 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-13 02:40:38,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 142 [2021-11-13 02:40:38,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 30 [2021-11-13 02:40:38,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:38,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:38,550 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:38,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,557 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-13 02:40:38,562 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:38,563 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:140, output treesize:137 [2021-11-13 02:40:38,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,629 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,638 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,648 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:38,651 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-13 02:40:38,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 295 [2021-11-13 02:40:38,657 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-13 02:40:38,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-13 02:40:38,669 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,670 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:38,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:38,681 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,688 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,690 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,690 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:38,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:38,692 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-13 02:40:38,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-13 02:40:38,702 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:40:38,705 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,707 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:38,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:38,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,711 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:38,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:38,713 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:38,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-13 02:40:38,719 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 286 [2021-11-13 02:40:38,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 351 [2021-11-13 02:40:38,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-13 02:40:38,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:38,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:38,762 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:38,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:38,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2021-11-13 02:40:38,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:40:38,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:40:38,788 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:38,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,829 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,848 INFO L180 QuantifierPusher]: treesize reduction 106, result has 75.1 percent of original size [2021-11-13 02:40:38,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 327 [2021-11-13 02:40:38,857 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:38,858 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:433, output treesize:327 [2021-11-13 02:40:38,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,931 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:38,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:38,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:38,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:38,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:38,946 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 14 treesize of output 10 [2021-11-13 02:40:38,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:38,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:38,948 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:38,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:38,954 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:38,958 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:38,958 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:38,975 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:38,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:40:38,981 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.2 percent of original size [2021-11-13 02:40:38,991 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,993 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:38,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-13 02:40:38,996 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:38,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:38,999 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:39,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:39,002 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:39,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-11-13 02:40:39,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:39,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-13 02:40:39,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:39,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:39,019 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:39,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,023 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-13 02:40:39,028 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:39,028 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:73, output treesize:73 [2021-11-13 02:40:39,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,068 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,073 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,076 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:39,088 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-13 02:40:39,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 139 [2021-11-13 02:40:39,093 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-13 02:40:39,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-13 02:40:39,100 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,102 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:39,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:39,107 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,111 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,113 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:39,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:39,116 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,117 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-13 02:40:39,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-11-13 02:40:39,121 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-13 02:40:39,124 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,126 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:39,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-13 02:40:39,129 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,135 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:39,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:39,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:39,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-13 02:40:39,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-11-13 02:40:39,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-13 02:40:39,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:39,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:39,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:39,179 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 41 [2021-11-13 02:40:39,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-13 02:40:39,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-13 02:40:39,184 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:39,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:39,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-13 02:40:39,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:39,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:39,200 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:39,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,218 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,223 INFO L180 QuantifierPusher]: treesize reduction 100, result has 61.2 percent of original size [2021-11-13 02:40:39,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-13 02:40:39,227 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:39,228 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:265, output treesize:165 [2021-11-13 02:40:39,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,262 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:39,265 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:39,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:39,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:39,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:39,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:39,276 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 14 treesize of output 10 [2021-11-13 02:40:39,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:39,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:39,283 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:39,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,286 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:39,290 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:39,290 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:39,296 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:39,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-13 02:40:39,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:39,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-13 02:40:39,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,373 INFO L180 QuantifierPusher]: treesize reduction 42, result has 59.6 percent of original size [2021-11-13 02:40:39,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-13 02:40:39,382 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-13 02:40:39,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-13 02:40:39,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-13 02:40:39,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-13 02:40:39,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:39,468 INFO L180 QuantifierPusher]: treesize reduction 42, result has 60.7 percent of original size [2021-11-13 02:40:39,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-13 02:40:39,476 INFO L180 QuantifierPusher]: treesize reduction 42, result has 58.4 percent of original size [2021-11-13 02:40:39,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:40:39,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-13 02:40:39,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:39,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-13 02:40:39,494 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:40:40,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1359370169] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:40:40,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:40:40,634 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [3, 3, 3] total 17 [2021-11-13 02:40:40,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478688572] [2021-11-13 02:40:40,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:40:40,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-13 02:40:40,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:40:40,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-13 02:40:40,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2021-11-13 02:40:40,636 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 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) [2021-11-13 02:40:41,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:40:41,048 INFO L93 Difference]: Finished difference Result 26 states and 31 transitions. [2021-11-13 02:40:41,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:40:41,049 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 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 20 [2021-11-13 02:40:41,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:40:41,050 INFO L225 Difference]: With dead ends: 26 [2021-11-13 02:40:41,050 INFO L226 Difference]: Without dead ends: 23 [2021-11-13 02:40:41,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 43 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2021-11-13 02:40:41,052 INFO L933 BasicCegarLoop]: 3 mSDtfsCounter, 8 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 132.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.74ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 157.69ms IncrementalHoareTripleChecker+Time [2021-11-13 02:40:41,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 19 Invalid, 141 Unknown, 0 Unchecked, 1.74ms Time], IncrementalHoareTripleChecker [10 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 157.69ms Time] [2021-11-13 02:40:41,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-13 02:40:41,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2021-11-13 02:40:41,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:41,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2021-11-13 02:40:41,059 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 20 [2021-11-13 02:40:41,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:40:41,060 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2021-11-13 02:40:41,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 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) [2021-11-13 02:40:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2021-11-13 02:40:41,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 02:40:41,061 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:40:41,061 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:40:41,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-13 02:40:41,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable107 [2021-11-13 02:40:41,262 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:40:41,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:40:41,262 INFO L85 PathProgramCache]: Analyzing trace with hash 108814125, now seen corresponding path program 1 times [2021-11-13 02:40:41,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:40:41,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734445196] [2021-11-13 02:40:41,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:41,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:40:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:41,312 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 02:40:41,312 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:40:41,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734445196] [2021-11-13 02:40:41,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734445196] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:40:41,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [589772587] [2021-11-13 02:40:41,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:40:41,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:40:41,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:40:41,314 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:40:41,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-13 02:40:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:40:41,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-13 02:40:41,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:40:41,453 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 02:40:41,453 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:40:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 02:40:41,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [589772587] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:40:41,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [381646276] [2021-11-13 02:40:41,534 INFO L159 IcfgInterpreter]: Started Sifa with 15 locations of interest [2021-11-13 02:40:41,534 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:40:41,536 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:40:41,536 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:40:41,536 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:40:41,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:40:41,551 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:41,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-13 02:40:41,558 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 36=[|v_#valid_30|]} [2021-11-13 02:40:41,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-13 02:40:41,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:41,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:41,579 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:41,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:41,586 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,630 INFO L354 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2021-11-13 02:40:41,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 42 [2021-11-13 02:40:41,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:41,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-13 02:40:41,637 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:41,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:41,642 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-13 02:40:41,646 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:41,647 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:121 [2021-11-13 02:40:41,651 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.0 percent of original size [2021-11-13 02:40:41,654 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,655 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,656 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:41,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:41,657 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,663 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:41,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:41,667 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:41,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-13 02:40:41,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-13 02:40:41,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:41,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:41,700 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:41,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:41,707 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-11-13 02:40:41,712 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:41,713 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:145, output treesize:145 [2021-11-13 02:40:41,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:41,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:41,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:41,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,773 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,786 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:41,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-13 02:40:41,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 301 [2021-11-13 02:40:41,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 284 [2021-11-13 02:40:41,807 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 285 [2021-11-13 02:40:41,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,810 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:41,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:41,819 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:41,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:41,828 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:41,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:41,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:41,843 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:41,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:41,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-11-13 02:40:41,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-13 02:40:41,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-13 02:40:41,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 317 [2021-11-13 02:40:41,859 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:41,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 292 [2021-11-13 02:40:41,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 357 [2021-11-13 02:40:41,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 33 [2021-11-13 02:40:41,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:41,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:40:41,905 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:41,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:41,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 51 [2021-11-13 02:40:41,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:40:41,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:40:41,933 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:41,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:41,969 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:41,982 INFO L180 QuantifierPusher]: treesize reduction 106, result has 75.5 percent of original size [2021-11-13 02:40:41,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 333 [2021-11-13 02:40:41,990 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:41,990 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:439, output treesize:333 [2021-11-13 02:40:41,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,046 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:42,048 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,050 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:42,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:42,052 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:42,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:42,061 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 14 treesize of output 10 [2021-11-13 02:40:42,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:42,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:42,063 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:42,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,066 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:42,070 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:42,070 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:42,077 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:42,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:40:42,085 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.2 percent of original size [2021-11-13 02:40:42,088 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,089 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:42,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-11-13 02:40:42,093 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,095 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:42,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:40:42,097 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-13 02:40:42,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-11-13 02:40:42,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:42,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2021-11-13 02:40:42,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-13 02:40:42,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-13 02:40:42,116 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:42,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,119 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:42,124 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:42,124 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:68, output treesize:65 [2021-11-13 02:40:42,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,162 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,165 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,167 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:42,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-13 02:40:42,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-13 02:40:42,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-13 02:40:42,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-13 02:40:42,184 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,186 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:42,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:42,189 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,195 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:42,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:42,198 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,200 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-13 02:40:42,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-13 02:40:42,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-13 02:40:42,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,206 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:42,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-13 02:40:42,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,210 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:42,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-13 02:40:42,213 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-13 02:40:42,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-13 02:40:42,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-13 02:40:42,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-13 02:40:42,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:42,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-13 02:40:42,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:42,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:40:42,243 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:42,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:42,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:42,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:40:42,262 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 38 [2021-11-13 02:40:42,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-13 02:40:42,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-13 02:40:42,267 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:42,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,283 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,289 INFO L180 QuantifierPusher]: treesize reduction 100, result has 60.3 percent of original size [2021-11-13 02:40:42,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-13 02:40:42,293 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:40:42,293 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:259, output treesize:159 [2021-11-13 02:40:42,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,328 INFO L180 QuantifierPusher]: treesize reduction 42, result has 62.5 percent of original size [2021-11-13 02:40:42,330 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,331 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-11-13 02:40:42,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-13 02:40:42,333 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-13 02:40:42,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:42,341 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 14 treesize of output 10 [2021-11-13 02:40:42,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:42,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-11-13 02:40:42,344 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:40:42,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,346 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:42,350 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:40:42,350 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:65 [2021-11-13 02:40:42,357 INFO L180 QuantifierPusher]: treesize reduction 46, result has 54.9 percent of original size [2021-11-13 02:40:42,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-13 02:40:42,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-13 02:40:42,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-11-13 02:40:42,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,432 INFO L180 QuantifierPusher]: treesize reduction 42, result has 59.6 percent of original size [2021-11-13 02:40:42,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-13 02:40:42,441 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-13 02:40:42,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-13 02:40:42,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-13 02:40:42,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-13 02:40:42,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,522 INFO L180 QuantifierPusher]: treesize reduction 42, result has 60.7 percent of original size [2021-11-13 02:40:42,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-13 02:40:42,532 INFO L180 QuantifierPusher]: treesize reduction 42, result has 58.4 percent of original size [2021-11-13 02:40:42,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:40:42,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-13 02:40:42,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,547 INFO L185 QuantifierPusher]: treesize reduction 6, result has 93.9 percent of original size 93 [2021-11-13 02:40:42,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,574 INFO L180 QuantifierPusher]: treesize reduction 43, result has 73.0 percent of original size [2021-11-13 02:40:42,577 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-13 02:40:42,580 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-11-13 02:40:42,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,589 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:42,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-11-13 02:40:42,593 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-13 02:40:42,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-13 02:40:42,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,632 INFO L180 QuantifierPusher]: treesize reduction 43, result has 86.7 percent of original size [2021-11-13 02:40:42,634 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-13 02:40:42,638 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,653 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:42,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 494 [2021-11-13 02:40:42,680 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,696 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-13 02:40:42,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:42,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:42,717 INFO L185 QuantifierPusher]: treesize reduction 3, result has 99.0 percent of original size 287 [2021-11-13 02:40:42,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:42,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 252 [2021-11-13 02:40:42,731 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:42,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 500 [2021-11-13 02:40:42,740 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,746 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-13 02:40:42,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 498 [2021-11-13 02:40:42,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 499 [2021-11-13 02:40:42,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:40:42,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:40:42,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-13 02:40:42,799 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,801 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,801 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:40:42,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-13 02:40:42,804 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:40:42,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:40:42,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-13 02:40:42,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-11-13 02:40:42,811 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:40:43,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [381646276] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:40:43,676 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:40:43,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [3, 3, 3] total 17 [2021-11-13 02:40:43,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872632580] [2021-11-13 02:40:43,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:40:43,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 02:40:43,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:40:43,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 02:40:43,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2021-11-13 02:40:43,679 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:44,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:40:44,038 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. [2021-11-13 02:40:44,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 02:40:44,039 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-13 02:40:44,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:40:44,039 INFO L225 Difference]: With dead ends: 22 [2021-11-13 02:40:44,040 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 02:40:44,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=78, Invalid=302, Unknown=0, NotChecked=0, Total=380 [2021-11-13 02:40:44,041 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 8 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 96.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.26ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 110.53ms IncrementalHoareTripleChecker+Time [2021-11-13 02:40:44,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 4 Invalid, 112 Unknown, 0 Unchecked, 1.26ms Time], IncrementalHoareTripleChecker [9 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 110.53ms Time] [2021-11-13 02:40:44,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 02:40:44,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 02:40:44,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 02:40:44,043 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2021-11-13 02:40:44,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:40:44,044 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 02:40:44,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:40:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 02:40:44,044 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 02:40:44,047 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 02:40:44,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-13 02:40:44,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable155 [2021-11-13 02:40:44,268 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 02:40:44,726 INFO L858 garLoopResultBuilder]: For program point L19(lines 19 21) no Hoare annotation was computed. [2021-11-13 02:40:44,727 INFO L861 garLoopResultBuilder]: At program point L19-2(lines 18 23) the Hoare annotation is: true [2021-11-13 02:40:44,727 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 02:40:44,727 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-11-13 02:40:44,727 INFO L858 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2021-11-13 02:40:44,727 INFO L854 garLoopResultBuilder]: At program point L37-3(lines 37 38) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~#string_B~0#1.base|) (<= 0 |#t~string0.base|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (= 0 |ULTIMATE.start_main_~#string_A~0#1.offset|) (<= 0 |ULTIMATE.start_main_~#string_A~0#1.base|) (<= |ULTIMATE.start_main_~#string_B~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~#string_B~0#1.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string1.base|) (= |#t~string1.offset| 0) (= |ULTIMATE.start_main_~found~0#1| 0) (<= 0 |#StackHeapBarrier|) (= |#t~string0.offset| 0) (= |#NULL.base| 0)) [2021-11-13 02:40:44,727 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 02:40:44,728 INFO L854 garLoopResultBuilder]: At program point L33-3(lines 33 34) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~#string_B~0#1.base|) (<= 0 |#t~string0.base|) (<= 0 |ULTIMATE.start_main_~i~0#1|) (= 0 |ULTIMATE.start_main_~#string_A~0#1.offset|) (<= 0 |ULTIMATE.start_main_~#string_A~0#1.base|) (<= |ULTIMATE.start_main_~#string_B~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~#string_B~0#1.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string1.base|) (= |#t~string1.offset| 0) (= |ULTIMATE.start_main_~found~0#1| 0) (<= 0 |#StackHeapBarrier|) (= |#t~string0.offset| 0) (= |#NULL.base| 0)) [2021-11-13 02:40:44,728 INFO L858 garLoopResultBuilder]: For program point L46-1(lines 46 47) no Hoare annotation was computed. [2021-11-13 02:40:44,728 INFO L854 garLoopResultBuilder]: At program point L46-3(lines 46 47) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~nc_B~0#1|) (<= 0 |ULTIMATE.start_main_~#string_B~0#1.base|) (<= 0 |#t~string0.base|) (<= 5 |ULTIMATE.start_main_~i~0#1|) (= 0 |ULTIMATE.start_main_~#string_A~0#1.offset|) (<= 0 |ULTIMATE.start_main_~#string_A~0#1.base|) (<= |ULTIMATE.start_main_~#string_B~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~#string_A~0#1.base|) (+ |ULTIMATE.start_main_~nc_A~0#1| |ULTIMATE.start_main_~#string_A~0#1.offset|)) 0) (<= 0 |ULTIMATE.start_main_~nc_A~0#1|) (<= 0 |ULTIMATE.start_main_~#string_B~0#1.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string1.base|) (= |#t~string1.offset| 0) (= |ULTIMATE.start_main_~found~0#1| 0) (<= 0 |#StackHeapBarrier|) (= |#t~string0.offset| 0) (= |#NULL.base| 0)) [2021-11-13 02:40:44,728 INFO L858 garLoopResultBuilder]: For program point L46-4(lines 29 72) no Hoare annotation was computed. [2021-11-13 02:40:44,729 INFO L858 garLoopResultBuilder]: For program point L42-1(lines 42 43) no Hoare annotation was computed. [2021-11-13 02:40:44,729 INFO L854 garLoopResultBuilder]: At program point L42-3(lines 42 43) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~#string_B~0#1.base|) (<= 0 |#t~string0.base|) (<= 5 |ULTIMATE.start_main_~i~0#1|) (= 0 |ULTIMATE.start_main_~#string_A~0#1.offset|) (<= 0 |ULTIMATE.start_main_~#string_A~0#1.base|) (<= |ULTIMATE.start_main_~#string_B~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~nc_A~0#1|) (<= 0 |ULTIMATE.start_main_~#string_B~0#1.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string1.base|) (= |#t~string1.offset| 0) (= |ULTIMATE.start_main_~found~0#1| 0) (<= 0 |#StackHeapBarrier|) (= |#t~string0.offset| 0) (= |#NULL.base| 0)) [2021-11-13 02:40:44,729 INFO L861 garLoopResultBuilder]: At program point L71(lines 28 72) the Hoare annotation is: true [2021-11-13 02:40:44,729 INFO L858 garLoopResultBuilder]: For program point L42-4(lines 42 43) no Hoare annotation was computed. [2021-11-13 02:40:44,729 INFO L861 garLoopResultBuilder]: At program point L55-2(lines 53 65) the Hoare annotation is: true [2021-11-13 02:40:44,729 INFO L858 garLoopResultBuilder]: For program point L39(line 39) no Hoare annotation was computed. [2021-11-13 02:40:44,729 INFO L858 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-11-13 02:40:44,733 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-13 02:40:44,735 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 02:40:44,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:40:44 BoogieIcfgContainer [2021-11-13 02:40:44,762 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 02:40:44,762 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 02:40:44,763 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 02:40:44,763 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 02:40:44,764 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:40:28" (3/4) ... [2021-11-13 02:40:44,767 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 02:40:44,781 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-11-13 02:40:44,782 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-13 02:40:44,782 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-13 02:40:44,783 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 02:40:44,836 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-13 02:40:44,836 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 02:40:44,837 INFO L158 Benchmark]: Toolchain (without parser) took 17509.18ms. Allocated memory was 111.1MB in the beginning and 195.0MB in the end (delta: 83.9MB). Free memory was 68.0MB in the beginning and 138.5MB in the end (delta: -70.5MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2021-11-13 02:40:44,837 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:40:44,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.96ms. Allocated memory is still 111.1MB. Free memory was 67.8MB in the beginning and 84.1MB in the end (delta: -16.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 02:40:44,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.35ms. Allocated memory is still 111.1MB. Free memory was 84.1MB in the beginning and 82.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 02:40:44,838 INFO L158 Benchmark]: Boogie Preprocessor took 50.89ms. Allocated memory is still 111.1MB. Free memory was 82.3MB in the beginning and 81.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 02:40:44,839 INFO L158 Benchmark]: RCFGBuilder took 537.77ms. Allocated memory is still 111.1MB. Free memory was 81.0MB in the beginning and 68.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 02:40:44,839 INFO L158 Benchmark]: TraceAbstraction took 16274.79ms. Allocated memory was 111.1MB in the beginning and 195.0MB in the end (delta: 83.9MB). Free memory was 67.4MB in the beginning and 142.7MB in the end (delta: -75.3MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. [2021-11-13 02:40:44,839 INFO L158 Benchmark]: Witness Printer took 74.15ms. Allocated memory is still 195.0MB. Free memory was 142.7MB in the beginning and 138.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 02:40:44,841 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.96ms. Allocated memory is still 111.1MB. Free memory was 67.8MB in the beginning and 84.1MB in the end (delta: -16.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.35ms. Allocated memory is still 111.1MB. Free memory was 84.1MB in the beginning and 82.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.89ms. Allocated memory is still 111.1MB. Free memory was 82.3MB in the beginning and 81.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 537.77ms. Allocated memory is still 111.1MB. Free memory was 81.0MB in the beginning and 68.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 16274.79ms. Allocated memory was 111.1MB in the beginning and 195.0MB in the end (delta: 83.9MB). Free memory was 67.4MB in the beginning and 142.7MB in the end (delta: -75.3MB). Peak memory consumption was 97.1MB. Max. memory is 16.1GB. * Witness Printer took 74.15ms. Allocated memory is still 195.0MB. Free memory was 142.7MB in the beginning and 138.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * 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 - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.2s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 888.16ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 128 SdHoareTripleChecker+Invalid, 724.64ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 99 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 676 IncrementalHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 30 mSDtfsCounter, 676 mSolverCounterSat, 12.32ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 295 GetRequests, 202 SyntacticMatches, 4 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 490 ImplicationChecksByTransitivity, 5.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=2, InterpolantAutomatonStates: 67, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 11 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 25 NumberOfFragments, 193 HoareAnnotationTreeSize, 7 FomulaSimplifications, 48 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 640 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 198 NumberOfCodeBlocks, 198 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 275 ConstructedInterpolants, 0 QuantifiedInterpolants, 337 SizeOfPredicates, 0 NumberOfNonLiveVariables, 493 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 16 InterpolantComputations, 1 PerfectInterpolantSequences, 54/69 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 6235.56ms, ICFG_INTERPRETER_ENTERED_PROCEDURES: 5, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 70, DAG_INTERPRETER_EARLY_EXITS: 5, TOOLS_POST_APPLICATIONS: 135, TOOLS_POST_TIME: 4498.45ms, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME: 0.00ms, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME: 0.00ms, TOOLS_QUANTIFIERELIM_APPLICATIONS: 135, TOOLS_QUANTIFIERELIM_TIME: 4442.64ms, TOOLS_QUANTIFIERELIM_MAX_TIME: 470.42ms, FLUID_QUERY_TIME: 14.21ms, FLUID_QUERIES: 326, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 0, DOMAIN_JOIN_TIME: 0.00ms, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.00ms, DOMAIN_WIDEN_APPLICATIONS: 35, DOMAIN_WIDEN_TIME: 1381.02ms, DOMAIN_ISSUBSETEQ_APPLICATIONS: 52, DOMAIN_ISSUBSETEQ_TIME: 127.22ms, DOMAIN_ISBOTTOM_APPLICATIONS: 70, DOMAIN_ISBOTTOM_TIME: 73.42ms, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME: 5022.36ms, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 5021.89ms, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 52, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 0.00ms, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.00ms, PROCEDURE_GRAPH_BUILDER_TIME: 5.00ms, PATH_EXPR_TIME: 7.01ms, REGEX_TO_DAG_TIME: 7.14ms, DAG_COMPRESSION_TIME: 52.98ms, DAG_COMPRESSION_PROCESSED_NODES: 879, DAG_COMPRESSION_RETAINED_NODES: 222, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (((((((((((((((0 <= nc_B && 0 <= string_B) && 0 <= "0") && 5 <= i) && 0 == string_A) && 0 <= string_A) && string_B <= 0) && unknown-#memory_int-unknown[string_A][nc_A + string_A] == 0) && 0 <= nc_A) && 0 <= string_B) && #NULL == 0) && 0 <= "string-1.c") && "string-1.c" == 0) && found == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && #NULL == 0 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: ((((((((((((0 <= string_B && 0 <= "0") && 0 <= i) && 0 == string_A) && 0 <= string_A) && string_B <= 0) && 0 <= string_B) && #NULL == 0) && 0 <= "string-1.c") && "string-1.c" == 0) && found == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && #NULL == 0 - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((0 <= string_B && 0 <= "0") && 0 <= i) && 0 == string_A) && 0 <= string_A) && string_B <= 0) && 0 <= string_B) && #NULL == 0) && 0 <= "string-1.c") && "string-1.c" == 0) && found == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && #NULL == 0 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: (((((((((((((0 <= string_B && 0 <= "0") && 5 <= i) && 0 == string_A) && 0 <= string_A) && string_B <= 0) && 0 <= nc_A) && 0 <= string_B) && #NULL == 0) && 0 <= "string-1.c") && "string-1.c" == 0) && found == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && "0" == 0) && #NULL == 0 RESULT: Ultimate proved your program to be correct! [2021-11-13 02:40:44,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59c9518-75b4-4a6b-835f-b007e516374d/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE