./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms1.c --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_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/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_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-fpi/ms1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/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_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/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 f19b0f8887e7e48eabb6ce59c44b5494c064f6817a5ff1a77078d9e3a8f8600e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 02:34:26,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 02:34:26,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 02:34:26,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 02:34:26,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 02:34:26,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 02:34:26,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 02:34:26,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 02:34:26,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 02:34:26,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 02:34:26,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 02:34:26,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 02:34:26,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 02:34:26,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 02:34:26,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 02:34:26,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 02:34:26,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 02:34:26,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 02:34:26,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 02:34:26,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 02:34:26,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 02:34:26,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 02:34:26,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 02:34:26,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 02:34:26,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 02:34:26,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 02:34:26,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 02:34:26,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 02:34:26,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 02:34:26,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 02:34:26,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 02:34:26,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 02:34:26,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 02:34:26,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 02:34:26,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 02:34:26,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 02:34:26,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 02:34:26,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 02:34:26,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 02:34:26,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 02:34:26,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 02:34:26,122 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-13 02:34:26,166 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 02:34:26,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 02:34:26,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 02:34:26,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 02:34:26,168 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 02:34:26,168 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 02:34:26,168 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 02:34:26,169 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 02:34:26,169 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 02:34:26,169 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 02:34:26,176 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 02:34:26,177 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 02:34:26,177 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 02:34:26,177 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 02:34:26,178 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 02:34:26,178 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 02:34:26,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 02:34:26,179 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 02:34:26,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 02:34:26,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 02:34:26,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 02:34:26,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 02:34:26,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 02:34:26,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 02:34:26,180 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 02:34:26,181 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 02:34:26,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 02:34:26,181 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 02:34:26,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 02:34:26,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 02:34:26,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 02:34:26,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:34:26,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 02:34:26,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 02:34:26,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 02:34:26,185 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 02:34:26,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 02:34:26,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 02:34:26,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 02:34:26,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 02:34:26,186 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_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f19b0f8887e7e48eabb6ce59c44b5494c064f6817a5ff1a77078d9e3a8f8600e [2021-11-13 02:34:26,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 02:34:26,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 02:34:26,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 02:34:26,499 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 02:34:26,500 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 02:34:26,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/array-fpi/ms1.c [2021-11-13 02:34:26,578 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/data/acd0bb624/2d208da87bee4018a3e0bc0e78b0b1a3/FLAG0c668dc1a [2021-11-13 02:34:27,031 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 02:34:27,032 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/sv-benchmarks/c/array-fpi/ms1.c [2021-11-13 02:34:27,048 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/data/acd0bb624/2d208da87bee4018a3e0bc0e78b0b1a3/FLAG0c668dc1a [2021-11-13 02:34:27,404 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/data/acd0bb624/2d208da87bee4018a3e0bc0e78b0b1a3 [2021-11-13 02:34:27,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 02:34:27,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 02:34:27,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 02:34:27,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 02:34:27,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 02:34:27,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea0920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27, skipping insertion in model container [2021-11-13 02:34:27,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 02:34:27,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 02:34:27,627 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_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2021-11-13 02:34:27,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:34:27,654 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 02:34:27,679 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_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/sv-benchmarks/c/array-fpi/ms1.c[586,599] [2021-11-13 02:34:27,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 02:34:27,719 INFO L208 MainTranslator]: Completed translation [2021-11-13 02:34:27,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27 WrapperNode [2021-11-13 02:34:27,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 02:34:27,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 02:34:27,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 02:34:27,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 02:34:27,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 02:34:27,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 02:34:27,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 02:34:27,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 02:34:27,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 02:34:27,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 02:34:27,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 02:34:27,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 02:34:27,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (1/1) ... [2021-11-13 02:34:27,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 02:34:27,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:34:27,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 02:34:27,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 02:34:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 02:34:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 02:34:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 02:34:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 02:34:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 02:34:27,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 02:34:27,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 02:34:27,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 02:34:28,184 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 02:34:28,185 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 02:34:28,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:34:28 BoogieIcfgContainer [2021-11-13 02:34:28,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 02:34:28,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 02:34:28,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 02:34:28,193 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 02:34:28,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:34:27" (1/3) ... [2021-11-13 02:34:28,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67842ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:34:28, skipping insertion in model container [2021-11-13 02:34:28,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:34:27" (2/3) ... [2021-11-13 02:34:28,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67842ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:34:28, skipping insertion in model container [2021-11-13 02:34:28,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:34:28" (3/3) ... [2021-11-13 02:34:28,196 INFO L111 eAbstractionObserver]: Analyzing ICFG ms1.c [2021-11-13 02:34:28,201 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 02:34:28,201 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 02:34:28,254 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 02:34:28,262 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 02:34:28,263 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 02:34:28,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 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 02:34:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 02:34:28,283 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:28,283 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-13 02:34:28,284 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:34:28,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:28,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1569259291, now seen corresponding path program 1 times [2021-11-13 02:34:28,300 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:34:28,300 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129050814] [2021-11-13 02:34:28,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:28,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:34:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:28,493 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 02:34:28,494 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:34:28,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129050814] [2021-11-13 02:34:28,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129050814] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:28,495 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:28,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-13 02:34:28,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375991112] [2021-11-13 02:34:28,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:28,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-13 02:34:28,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:34:28,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-13 02:34:28,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-13 02:34:28,536 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 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 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:34:28,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:28,581 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2021-11-13 02:34:28,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 02:34:28,584 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-13 02:34:28,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:28,592 INFO L225 Difference]: With dead ends: 18 [2021-11-13 02:34:28,592 INFO L226 Difference]: Without dead ends: 8 [2021-11-13 02:34:28,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 02:34:28,600 INFO L933 BasicCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.61ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.18ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:28,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 9 Invalid, 14 Unknown, 0 Unchecked, 0.61ms Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 30.18ms Time] [2021-11-13 02:34:28,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2021-11-13 02:34:28,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2021-11-13 02:34:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:34:28,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2021-11-13 02:34:28,633 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 9 transitions. Word has length 6 [2021-11-13 02:34:28,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:28,634 INFO L470 AbstractCegarLoop]: Abstraction has 8 states and 9 transitions. [2021-11-13 02:34:28,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:34:28,634 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2021-11-13 02:34:28,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 02:34:28,635 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:28,635 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:34:28,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 02:34:28,636 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:34:28,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:28,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1413400264, now seen corresponding path program 1 times [2021-11-13 02:34:28,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:34:28,638 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087923309] [2021-11-13 02:34:28,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:28,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:34:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:28,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 02:34:28,745 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:34:28,746 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087923309] [2021-11-13 02:34:28,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087923309] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 02:34:28,746 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 02:34:28,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 02:34:28,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812956805] [2021-11-13 02:34:28,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 02:34:28,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 02:34:28,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:34:28,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 02:34:28,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:34:28,750 INFO L87 Difference]: Start difference. First operand 8 states and 9 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:34:28,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:28,772 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2021-11-13 02:34:28,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 02:34:28,773 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-13 02:34:28,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:28,774 INFO L225 Difference]: With dead ends: 12 [2021-11-13 02:34:28,774 INFO L226 Difference]: Without dead ends: 9 [2021-11-13 02:34:28,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 02:34:28,776 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 5 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.41ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.68ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:28,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 4 Invalid, 12 Unknown, 0 Unchecked, 0.41ms Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 16.68ms Time] [2021-11-13 02:34:28,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-11-13 02:34:28,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-13 02:34:28,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:34:28,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2021-11-13 02:34:28,782 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 7 [2021-11-13 02:34:28,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:28,782 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2021-11-13 02:34:28,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:34:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-11-13 02:34:28,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 02:34:28,783 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:28,783 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:34:28,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 02:34:28,784 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:34:28,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:28,785 INFO L85 PathProgramCache]: Analyzing trace with hash -865774635, now seen corresponding path program 1 times [2021-11-13 02:34:28,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:34:28,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728659401] [2021-11-13 02:34:28,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:28,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:34:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:28,884 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 02:34:28,885 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:34:28,885 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728659401] [2021-11-13 02:34:28,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728659401] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:34:28,886 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324893879] [2021-11-13 02:34:28,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:28,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:34:28,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:34:28,902 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:34:28,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-13 02:34:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:28,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 02:34:28,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:29,119 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 11 treesize of output 7 [2021-11-13 02:34:29,228 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 02:34:29,229 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:29,415 INFO L354 Elim1Store]: treesize reduction 48, result has 64.2 percent of original size [2021-11-13 02:34:29,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 64 treesize of output 119 [2021-11-13 02:34:29,670 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:29,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2021-11-13 02:34:29,715 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:29,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 60 [2021-11-13 02:34:29,766 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 02:34:29,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1324893879] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:34:29,767 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [689322046] [2021-11-13 02:34:29,801 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-13 02:34:29,802 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:34:29,809 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:34:29,815 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:34:29,816 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:34:29,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:29,859 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:29,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:29,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:34:29,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:29,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:29,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:34:29,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-13 02:34:29,896 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 21=[|v_#valid_19|]} [2021-11-13 02:34:29,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:29,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:29,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:29,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-13 02:34:29,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:29,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:34:29,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:29,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:34:29,915 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:29,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:30,008 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 02:34:30,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:34:30,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:34:30,047 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:30,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:30,076 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-13 02:34:30,082 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:30,082 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-13 02:34:30,100 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-13 02:34:30,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:34:30,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:34:30,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-13 02:34:30,140 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_17|], 28=[|v_#valid_20|]} [2021-11-13 02:34:30,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,196 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-13 02:34:30,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-13 02:34:30,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:34:30,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:34:30,205 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:30,218 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:34:30,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:30,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:30,223 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:30,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:30,257 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-13 02:34:30,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:34:30,304 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:34:30,307 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:30,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:30,330 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:34:30,359 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:30,359 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-13 02:34:30,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,398 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,402 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:34:30,406 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:34:30,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-13 02:34:30,411 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:34:30,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-13 02:34:30,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:34:30,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:30,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:30,527 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:30,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:34:30,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:30,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:30,617 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:30,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:30,673 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,697 INFO L180 QuantifierPusher]: treesize reduction 244, result has 48.1 percent of original size [2021-11-13 02:34:30,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 226 [2021-11-13 02:34:30,703 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:30,703 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:478, output treesize:226 [2021-11-13 02:34:30,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:30,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:30,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:30,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,903 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,929 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:34:30,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:34:30,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-13 02:34:30,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:34:30,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,952 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-13 02:34:30,958 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-13 02:34:30,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 224 [2021-11-13 02:34:30,965 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-13 02:34:30,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 564 [2021-11-13 02:34:30,980 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:30,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:30,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 501 [2021-11-13 02:34:31,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 583 [2021-11-13 02:34:31,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:34:31,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:31,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:31,125 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:34:31,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:34:31,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:34:31,236 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:34:31,333 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:34:31,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:34:31,341 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:34:31,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:31,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:31,404 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,531 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,583 INFO L180 QuantifierPusher]: treesize reduction 780, result has 38.7 percent of original size [2021-11-13 02:34:31,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-13 02:34:31,594 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:34:31,594 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:1289, output treesize:493 [2021-11-13 02:34:31,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,686 INFO L180 QuantifierPusher]: treesize reduction 91, result has 46.5 percent of original size [2021-11-13 02:34:31,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:34:31,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-13 02:34:31,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-13 02:34:31,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:34:31,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:34:31,717 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,721 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-13 02:34:31,725 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,725 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:72 [2021-11-13 02:34:31,733 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 02:34:31,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:34:31,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,744 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:34:31,746 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-13 02:34:31,754 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 11 treesize of output 7 [2021-11-13 02:34:31,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:31,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:31,757 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,761 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,763 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-13 02:34:31,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-13 02:34:31,764 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,765 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-13 02:34:31,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,818 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-13 02:34:31,827 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 02:34:31,834 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-13 02:34:31,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:34:31,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-13 02:34:31,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:34:31,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:34:31,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-13 02:34:31,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:31,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:34:31,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-13 02:34:31,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:34:31,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:31,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:31,868 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,876 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 11 treesize of output 7 [2021-11-13 02:34:31,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:31,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:31,880 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:31,893 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-13 02:34:31,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:34:31,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:34:31,897 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:31,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,922 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:31,934 INFO L180 QuantifierPusher]: treesize reduction 119, result has 54.8 percent of original size [2021-11-13 02:34:31,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-13 02:34:31,937 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:34:31,937 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-13 02:34:31,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:31,998 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-13 02:34:32,003 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:32,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:32,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:34:32,004 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:32,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:32,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:34:32,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-13 02:34:32,010 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_32|], 6=[v_prenex_1]} [2021-11-13 02:34:32,017 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 11 treesize of output 7 [2021-11-13 02:34:32,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:32,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:32,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:32,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:32,019 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:32,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:32,026 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:32,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:32,037 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:32,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-13 02:34:32,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:32,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:32,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:32,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:32,040 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:32,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:32,054 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-13 02:34:32,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:32,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:34:32,060 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:34:32,060 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-13 02:34:32,067 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:34:32,715 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 02:34:32,716 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:34:32,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 6 [2021-11-13 02:34:32,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701229762] [2021-11-13 02:34:32,716 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 02:34:32,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 02:34:32,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:34:32,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 02:34:32,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-13 02:34:32,718 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:34:32,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:32,753 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2021-11-13 02:34:32,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 02:34:32,754 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-13 02:34:32,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:32,754 INFO L225 Difference]: With dead ends: 13 [2021-11-13 02:34:32,754 INFO L226 Difference]: Without dead ends: 10 [2021-11-13 02:34:32,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-13 02:34:32,756 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 1 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.47ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.57ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:32,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 7 Invalid, 27 Unknown, 0 Unchecked, 0.47ms Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 22.57ms Time] [2021-11-13 02:34:32,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-13 02:34:32,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-13 02:34:32,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:34:32,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-13 02:34:32,760 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 8 [2021-11-13 02:34:32,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:32,760 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-13 02:34:32,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:34:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-13 02:34:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 02:34:32,760 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:32,761 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 02:34:32,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-13 02:34:32,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:34:32,962 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:34:32,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:32,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1069249320, now seen corresponding path program 2 times [2021-11-13 02:34:32,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:34:32,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179756109] [2021-11-13 02:34:32,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:32,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:34:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:33,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:34:33,057 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:34:33,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179756109] [2021-11-13 02:34:33,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179756109] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:34:33,058 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107324348] [2021-11-13 02:34:33,058 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 02:34:33,058 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:34:33,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:34:33,059 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:34:33,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-13 02:34:33,112 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-13 02:34:33,112 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 02:34:33,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 02:34:33,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:33,165 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:34:33,165 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:34:33,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:34:33,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107324348] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:34:33,196 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [908855665] [2021-11-13 02:34:33,200 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-13 02:34:33,200 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:34:33,201 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:34:33,201 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:34:33,201 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:34:33,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,208 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,209 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:34:33,210 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:34:33,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-13 02:34:33,215 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_19|], 21=[|v_#valid_22|]} [2021-11-13 02:34:33,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-13 02:34:33,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:34:33,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:34:33,228 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:33,237 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 02:34:33,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:34:33,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:34:33,258 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:33,267 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-13 02:34:33,271 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,272 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-13 02:34:33,279 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-13 02:34:33,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:34:33,283 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:34:33,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-13 02:34:33,297 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_20|], 28=[|v_#valid_23|]} [2021-11-13 02:34:33,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:34:33,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:33,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:33,315 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,350 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-13 02:34:33,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-13 02:34:33,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:34:33,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:34:33,355 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:33,375 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-13 02:34:33,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:34:33,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:34:33,408 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:33,417 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:34:33,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,426 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-13 02:34:33,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,452 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:34:33,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:34:33,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-13 02:34:33,458 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,463 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:34:33,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-13 02:34:33,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:34:33,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:33,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:33,574 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:34:33,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:33,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:33,634 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:33,663 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,679 INFO L180 QuantifierPusher]: treesize reduction 244, result has 48.1 percent of original size [2021-11-13 02:34:33,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 226 [2021-11-13 02:34:33,684 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:33,685 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:478, output treesize:226 [2021-11-13 02:34:33,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:33,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:33,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:33,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:34:33,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:34:33,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-13 02:34:33,834 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:34:33,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-13 02:34:33,849 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-13 02:34:33,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 224 [2021-11-13 02:34:33,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-11-13 02:34:33,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 564 [2021-11-13 02:34:33,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:33,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:33,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 501 [2021-11-13 02:34:33,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 583 [2021-11-13 02:34:33,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:33,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:34:34,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:34:34,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:34:34,029 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:34:34,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:34:34,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:34:34,130 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:34:34,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:34,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:34,232 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:34:34,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:34,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:34:34,313 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,414 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,460 INFO L180 QuantifierPusher]: treesize reduction 780, result has 38.7 percent of original size [2021-11-13 02:34:34,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-13 02:34:34,470 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:34:34,470 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:1289, output treesize:493 [2021-11-13 02:34:34,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,560 INFO L180 QuantifierPusher]: treesize reduction 91, result has 46.5 percent of original size [2021-11-13 02:34:34,562 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:34:34,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-13 02:34:34,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-13 02:34:34,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:34:34,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:34:34,575 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,578 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-13 02:34:34,581 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,582 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:72 [2021-11-13 02:34:34,588 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 02:34:34,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:34:34,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,596 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,597 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:34:34,599 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-13 02:34:34,605 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 11 treesize of output 7 [2021-11-13 02:34:34,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:34,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:34,607 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,610 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,612 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-13 02:34:34,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-13 02:34:34,613 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,614 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-13 02:34:34,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,653 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,657 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-13 02:34:34,663 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,666 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,667 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-13 02:34:34,669 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 02:34:34,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:34:34,672 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-13 02:34:34,674 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:34:34,676 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,676 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:34:34,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-13 02:34:34,679 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:34:34,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-13 02:34:34,702 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 11 treesize of output 7 [2021-11-13 02:34:34,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:34,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:34,704 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:34:34,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:34,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:34,719 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,730 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-13 02:34:34,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:34:34,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:34:34,734 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,754 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,762 INFO L180 QuantifierPusher]: treesize reduction 119, result has 54.8 percent of original size [2021-11-13 02:34:34,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-13 02:34:34,765 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:34:34,765 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-13 02:34:34,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,805 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-13 02:34:34,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:34:34,817 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:34:34,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:34:34,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-13 02:34:34,822 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_41|], 6=[v_prenex_2]} [2021-11-13 02:34:34,829 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 11 treesize of output 7 [2021-11-13 02:34:34,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:34,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:34:34,832 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,838 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:34,849 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-13 02:34:34,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:34,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:34:34,853 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:34:34,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:34:34,865 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-13 02:34:34,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:34:34,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:34:34,870 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:34:34,871 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-13 02:34:34,879 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:34:35,516 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 02:34:35,517 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:34:35,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2021-11-13 02:34:35,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613686855] [2021-11-13 02:34:35,517 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 02:34:35,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 02:34:35,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:34:35,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 02:34:35,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-11-13 02:34:35,519 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 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 02:34:35,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:34:35,579 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2021-11-13 02:34:35,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 02:34:35,580 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 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 9 [2021-11-13 02:34:35,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:34:35,581 INFO L225 Difference]: With dead ends: 17 [2021-11-13 02:34:35,581 INFO L226 Difference]: Without dead ends: 11 [2021-11-13 02:34:35,581 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2021-11-13 02:34:35,582 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.67ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.93ms IncrementalHoareTripleChecker+Time [2021-11-13 02:34:35,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 10 Invalid, 47 Unknown, 0 Unchecked, 0.67ms Time], IncrementalHoareTripleChecker [9 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 42.93ms Time] [2021-11-13 02:34:35,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-11-13 02:34:35,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-11-13 02:34:35,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.2) internal successors, (12), 10 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 02:34:35,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2021-11-13 02:34:35,588 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 12 transitions. Word has length 9 [2021-11-13 02:34:35,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:34:35,588 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 12 transitions. [2021-11-13 02:34:35,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 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 02:34:35,589 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-13 02:34:35,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 02:34:35,590 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:34:35,590 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-11-13 02:34:35,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-13 02:34:35,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-11-13 02:34:35,791 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:34:35,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:34:35,791 INFO L85 PathProgramCache]: Analyzing trace with hash -732622939, now seen corresponding path program 3 times [2021-11-13 02:34:35,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:34:35,792 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109381139] [2021-11-13 02:34:35,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:34:35,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:34:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:34:36,118 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:34:36,119 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:34:36,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109381139] [2021-11-13 02:34:36,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109381139] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:34:36,120 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [928203476] [2021-11-13 02:34:36,120 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-13 02:34:36,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:34:36,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:34:36,122 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:34:36,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-13 02:34:36,171 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-13 02:34:36,171 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 02:34:36,172 WARN L261 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-13 02:34:36,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:34:36,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:34:36,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 64 [2021-11-13 02:34:36,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-13 02:34:36,328 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-13 02:34:36,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 32 [2021-11-13 02:34:36,434 INFO L354 Elim1Store]: treesize reduction 88, result has 34.8 percent of original size [2021-11-13 02:34:36,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 72 [2021-11-13 02:34:37,006 INFO L354 Elim1Store]: treesize reduction 42, result has 6.7 percent of original size [2021-11-13 02:34:37,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 98 treesize of output 65 [2021-11-13 02:34:37,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 02:34:37,050 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:35:09,379 WARN L227 SmtUtils]: Spent 32.07s on a formula simplification. DAG size of input: 43 DAG size of output: 41 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-13 02:35:10,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 74 [2021-11-13 02:35:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 02:35:10,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [928203476] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:35:10,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1318649159] [2021-11-13 02:35:10,989 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-13 02:35:10,990 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:35:10,990 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:35:10,990 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:35:10,990 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:35:10,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:10,996 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:10,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:10,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:35:10,997 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:10,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:10,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:35:11,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-13 02:35:11,002 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_21|], 21=[|v_#valid_24|]} [2021-11-13 02:35:11,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-13 02:35:11,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:11,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,015 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:11,015 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:11,020 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 02:35:11,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:35:11,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:35:11,041 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:11,045 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-13 02:35:11,049 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,049 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-13 02:35:11,056 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-13 02:35:11,057 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:35:11,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:35:11,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-13 02:35:11,066 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_22|], 28=[|v_#valid_25|]} [2021-11-13 02:35:11,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,114 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-13 02:35:11,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-13 02:35:11,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:35:11,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:35:11,118 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,127 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:35:11,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:11,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:11,129 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:11,138 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-13 02:35:11,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:35:11,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:35:11,173 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:11,181 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,187 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:35:11,187 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,188 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-13 02:35:11,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,197 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-11-13 02:35:11,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 224 [2021-11-13 02:35:11,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 102 [2021-11-13 02:35:11,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-13 02:35:11,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-13 02:35:11,241 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:11,249 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 218 [2021-11-13 02:35:11,270 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,270 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:222, output treesize:218 [2021-11-13 02:35:11,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:11,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:11,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:11,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,379 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,395 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,402 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:35:11,405 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-13 02:35:11,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 470 [2021-11-13 02:35:11,412 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 449 [2021-11-13 02:35:11,428 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:35:11,437 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-13 02:35:11,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 474 [2021-11-13 02:35:11,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-13 02:35:11,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 924 [2021-11-13 02:35:11,466 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:11,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 491 [2021-11-13 02:35:11,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 573 [2021-11-13 02:35:11,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:35:11,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:11,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:11,586 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-13 02:35:11,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-13 02:35:11,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-13 02:35:11,703 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:35:11,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:11,797 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:11,798 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:11,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-13 02:35:11,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-13 02:35:11,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:11,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-13 02:35:11,881 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:11,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:11,976 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,045 INFO L180 QuantifierPusher]: treesize reduction 765, result has 38.9 percent of original size [2021-11-13 02:35:12,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 488 [2021-11-13 02:35:12,060 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:35:12,060 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:1269, output treesize:488 [2021-11-13 02:35:12,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,145 INFO L180 QuantifierPusher]: treesize reduction 91, result has 46.5 percent of original size [2021-11-13 02:35:12,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:12,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-13 02:35:12,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-13 02:35:12,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:35:12,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:35:12,156 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:12,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,158 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-13 02:35:12,161 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:12,161 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:72 [2021-11-13 02:35:12,167 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 02:35:12,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:35:12,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:35:12,174 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-13 02:35:12,179 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 11 treesize of output 7 [2021-11-13 02:35:12,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:12,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:12,181 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:12,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,184 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,185 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-13 02:35:12,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-13 02:35:12,190 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:12,191 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-13 02:35:12,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,221 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-13 02:35:12,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:35:12,229 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:35:12,231 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,232 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 02:35:12,234 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-13 02:35:12,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:35:12,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,237 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-13 02:35:12,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-13 02:35:12,238 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:35:12,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-13 02:35:12,255 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 11 treesize of output 7 [2021-11-13 02:35:12,255 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:12,256 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:12,257 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:12,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:12,269 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-13 02:35:12,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:12,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:12,272 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:12,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:35:12,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:12,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:12,280 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:12,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,310 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,315 INFO L180 QuantifierPusher]: treesize reduction 115, result has 55.6 percent of original size [2021-11-13 02:35:12,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-13 02:35:12,317 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:35:12,317 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-13 02:35:12,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,350 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-13 02:35:12,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,352 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:35:12,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:12,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:35:12,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-13 02:35:12,358 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_53|], 6=[v_prenex_3]} [2021-11-13 02:35:12,365 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 11 treesize of output 7 [2021-11-13 02:35:12,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:12,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:12,367 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:12,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,374 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:12,384 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-13 02:35:12,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:12,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:12,387 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:12,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:12,393 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-13 02:35:12,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:12,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:35:12,397 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:35:12,397 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-13 02:35:12,404 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:35:13,047 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 02:35:13,048 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:35:13,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 17 [2021-11-13 02:35:13,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412157606] [2021-11-13 02:35:13,048 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 02:35:13,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-13 02:35:13,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:35:13,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-13 02:35:13,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=353, Unknown=0, NotChecked=0, Total=420 [2021-11-13 02:35:13,050 INFO L87 Difference]: Start difference. First operand 11 states and 12 transitions. Second operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 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 02:35:13,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:35:13,229 INFO L93 Difference]: Finished difference Result 18 states and 20 transitions. [2021-11-13 02:35:13,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 02:35:13,230 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-13 02:35:13,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:35:13,230 INFO L225 Difference]: With dead ends: 18 [2021-11-13 02:35:13,231 INFO L226 Difference]: Without dead ends: 15 [2021-11-13 02:35:13,231 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 16 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 34.7s TimeCoverageRelationStatistics Valid=102, Invalid=498, Unknown=0, NotChecked=0, Total=600 [2021-11-13 02:35:13,232 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.52ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 18 IncrementalHoareTripleChecker+Unchecked, 30.54ms IncrementalHoareTripleChecker+Time [2021-11-13 02:35:13,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 21 Invalid, 37 Unknown, 0 Unchecked, 0.52ms Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 18 Unchecked, 30.54ms Time] [2021-11-13 02:35:13,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-11-13 02:35:13,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 12. [2021-11-13 02:35:13,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 11 states have internal predecessors, (13), 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 02:35:13,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 13 transitions. [2021-11-13 02:35:13,237 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 13 transitions. Word has length 10 [2021-11-13 02:35:13,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:35:13,237 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 13 transitions. [2021-11-13 02:35:13,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 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 02:35:13,237 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-13 02:35:13,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 02:35:13,238 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:35:13,238 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1] [2021-11-13 02:35:13,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-13 02:35:13,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2021-11-13 02:35:13,466 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:35:13,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:35:13,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1236514040, now seen corresponding path program 4 times [2021-11-13 02:35:13,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:35:13,467 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808382447] [2021-11-13 02:35:13,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:35:13,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:35:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:35:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:35:13,545 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:35:13,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808382447] [2021-11-13 02:35:13,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808382447] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:35:13,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [88431941] [2021-11-13 02:35:13,546 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-13 02:35:13,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:35:13,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:35:13,547 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:35:13,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-13 02:35:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:35:13,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 02:35:13,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:35:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:35:13,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:35:13,722 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:35:13,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [88431941] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:35:13,723 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1636397697] [2021-11-13 02:35:13,728 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-13 02:35:13,729 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:35:13,729 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:35:13,729 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:35:13,729 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:35:13,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,737 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:13,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:35:13,738 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:13,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:35:13,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-13 02:35:13,743 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_24|], 21=[|v_#valid_27|]} [2021-11-13 02:35:13,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-13 02:35:13,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:13,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:13,760 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:13,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:13,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 02:35:13,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:35:13,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:35:13,786 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:13,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:13,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-13 02:35:13,816 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:13,816 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-13 02:35:13,823 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-13 02:35:13,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:13,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,825 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:35:13,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:13,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:35:13,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-13 02:35:13,834 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_25|], 28=[|v_#valid_28|]} [2021-11-13 02:35:13,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,882 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-13 02:35:13,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-13 02:35:13,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:35:13,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:35:13,886 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:13,894 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:35:13,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:13,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:13,896 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:13,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:13,905 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-13 02:35:13,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:35:13,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:35:13,933 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:13,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:13,942 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:35:13,948 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:13,948 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-13 02:35:13,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,955 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:13,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-11-13 02:35:13,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 224 [2021-11-13 02:35:13,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:13,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 102 [2021-11-13 02:35:13,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-13 02:35:13,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:13,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-13 02:35:13,996 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:13,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,005 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 218 [2021-11-13 02:35:14,012 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,012 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:222, output treesize:218 [2021-11-13 02:35:14,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,123 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:35:14,147 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-11-13 02:35:14,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 474 [2021-11-13 02:35:14,153 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 451 [2021-11-13 02:35:14,170 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,177 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-13 02:35:14,179 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:35:14,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 470 [2021-11-13 02:35:14,186 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 449 [2021-11-13 02:35:14,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 924 [2021-11-13 02:35:14,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 491 [2021-11-13 02:35:14,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 573 [2021-11-13 02:35:14,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:35:14,333 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:14,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:14,339 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-13 02:35:14,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-13 02:35:14,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-13 02:35:14,437 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:35:14,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:14,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:14,534 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-13 02:35:14,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-13 02:35:14,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-13 02:35:14,594 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,676 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,734 INFO L180 QuantifierPusher]: treesize reduction 765, result has 38.9 percent of original size [2021-11-13 02:35:14,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 488 [2021-11-13 02:35:14,745 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:35:14,745 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:1269, output treesize:488 [2021-11-13 02:35:14,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,822 INFO L180 QuantifierPusher]: treesize reduction 91, result has 46.5 percent of original size [2021-11-13 02:35:14,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:14,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-13 02:35:14,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-13 02:35:14,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:35:14,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:35:14,850 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,853 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-13 02:35:14,855 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,855 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:72 [2021-11-13 02:35:14,860 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 02:35:14,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:35:14,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,865 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:35:14,867 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-13 02:35:14,873 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 11 treesize of output 7 [2021-11-13 02:35:14,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:14,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:14,875 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,878 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,879 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-13 02:35:14,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-13 02:35:14,881 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,881 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-13 02:35:14,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-13 02:35:14,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 02:35:14,920 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-13 02:35:14,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:35:14,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-13 02:35:14,924 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:35:14,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:35:14,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-13 02:35:14,928 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:14,929 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:35:14,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-13 02:35:14,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:35:14,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:14,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:14,944 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:14,956 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-13 02:35:14,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:14,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:14,959 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,966 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 11 treesize of output 7 [2021-11-13 02:35:14,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:14,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:14,968 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:14,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:14,982 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:14,987 INFO L180 QuantifierPusher]: treesize reduction 115, result has 55.6 percent of original size [2021-11-13 02:35:14,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-13 02:35:14,990 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:35:14,990 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-13 02:35:14,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:15,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:15,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:15,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:15,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:15,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:15,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:15,028 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-13 02:35:15,031 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:15,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:15,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:35:15,033 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:15,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:15,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:35:15,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-13 02:35:15,038 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_4], 6=[|v_#memory_int_64|]} [2021-11-13 02:35:15,045 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 11 treesize of output 7 [2021-11-13 02:35:15,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:15,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:15,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:15,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:15,047 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:15,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:15,053 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:15,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:15,064 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:15,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-13 02:35:15,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:15,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:15,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:15,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:15,068 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:15,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:15,075 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-13 02:35:15,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:15,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:35:15,078 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:35:15,079 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-13 02:35:15,086 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:35:15,658 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 02:35:15,659 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:35:15,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2021-11-13 02:35:15,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269101475] [2021-11-13 02:35:15,659 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 02:35:15,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-13 02:35:15,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:35:15,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-13 02:35:15,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2021-11-13 02:35:15,661 INFO L87 Difference]: Start difference. First operand 12 states and 13 transitions. Second operand has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 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 02:35:15,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:35:15,749 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2021-11-13 02:35:15,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 02:35:15,750 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 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 11 [2021-11-13 02:35:15,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:35:15,750 INFO L225 Difference]: With dead ends: 20 [2021-11-13 02:35:15,750 INFO L226 Difference]: Without dead ends: 13 [2021-11-13 02:35:15,751 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=81, Invalid=261, Unknown=0, NotChecked=0, Total=342 [2021-11-13 02:35:15,751 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 4 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.75ms SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.21ms IncrementalHoareTripleChecker+Time [2021-11-13 02:35:15,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 12 Invalid, 62 Unknown, 0 Unchecked, 0.75ms Time], IncrementalHoareTripleChecker [15 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 60.21ms Time] [2021-11-13 02:35:15,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-13 02:35:15,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-13 02:35:15,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 02:35:15,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-13 02:35:15,758 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2021-11-13 02:35:15,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:35:15,759 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-13 02:35:15,759 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 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 02:35:15,759 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-13 02:35:15,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 02:35:15,759 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:35:15,760 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1] [2021-11-13 02:35:15,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-13 02:35:15,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable96 [2021-11-13 02:35:15,971 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:35:15,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:35:15,972 INFO L85 PathProgramCache]: Analyzing trace with hash 138890901, now seen corresponding path program 5 times [2021-11-13 02:35:15,972 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:35:15,972 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118550887] [2021-11-13 02:35:15,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:35:15,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:35:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:35:16,398 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:35:16,398 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:35:16,398 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118550887] [2021-11-13 02:35:16,398 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118550887] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:35:16,398 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [455585164] [2021-11-13 02:35:16,398 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 02:35:16,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:35:16,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:35:16,399 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:35:16,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-13 02:35:16,458 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-13 02:35:16,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 02:35:16,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 02:35:16,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:35:16,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-13 02:35:16,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-13 02:35:16,569 INFO L354 Elim1Store]: treesize reduction 33, result has 21.4 percent of original size [2021-11-13 02:35:16,569 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 1 case distinctions, treesize of input 40 treesize of output 39 [2021-11-13 02:35:16,710 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-13 02:35:16,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 49 [2021-11-13 02:35:16,790 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-13 02:35:16,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 54 [2021-11-13 02:35:16,952 INFO L354 Elim1Store]: treesize reduction 246, result has 17.2 percent of original size [2021-11-13 02:35:16,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 105 treesize of output 125 [2021-11-13 02:35:17,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:17,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:17,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:17,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 64 [2021-11-13 02:35:17,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:17,289 INFO L354 Elim1Store]: treesize reduction 22, result has 4.3 percent of original size [2021-11-13 02:35:17,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 66 [2021-11-13 02:35:17,797 INFO L354 Elim1Store]: treesize reduction 70, result has 4.1 percent of original size [2021-11-13 02:35:17,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 129 treesize of output 80 [2021-11-13 02:35:17,834 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:35:17,834 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:35:17,982 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Shadow problem: [|ULTIMATE.start_main_~i~0#1|] [2021-11-13 02:35:17,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [156223548] [2021-11-13 02:35:17,985 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-13 02:35:17,985 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:35:17,985 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:35:17,985 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:35:17,985 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:35:17,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:17,990 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:17,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:17,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:35:17,992 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:17,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:17,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:35:17,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-13 02:35:17,997 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_26|], 21=[|v_#valid_30|]} [2021-11-13 02:35:18,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-13 02:35:18,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:18,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:18,010 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:18,016 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 02:35:18,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:35:18,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:35:18,038 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:18,042 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-13 02:35:18,044 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,044 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-13 02:35:18,051 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-13 02:35:18,052 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:35:18,054 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,054 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:35:18,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-13 02:35:18,062 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_27|], 28=[|v_#valid_31|]} [2021-11-13 02:35:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,113 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-13 02:35:18,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-13 02:35:18,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:35:18,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:35:18,116 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,125 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:35:18,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:18,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:18,127 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:18,134 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-13 02:35:18,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:35:18,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:35:18,167 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:18,175 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:35:18,181 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,181 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-13 02:35:18,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,190 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:35:18,192 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:35:18,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-13 02:35:18,195 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:35:18,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-13 02:35:18,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:35:18,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:18,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:18,285 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:35:18,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:18,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:18,341 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:18,362 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,372 INFO L180 QuantifierPusher]: treesize reduction 244, result has 48.1 percent of original size [2021-11-13 02:35:18,374 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 226 [2021-11-13 02:35:18,375 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,376 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:478, output treesize:226 [2021-11-13 02:35:18,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:18,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:18,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:18,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,465 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,480 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-13 02:35:18,488 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:35:18,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 484 [2021-11-13 02:35:18,494 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 461 [2021-11-13 02:35:18,509 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,515 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:35:18,517 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-13 02:35:18,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 480 [2021-11-13 02:35:18,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 459 [2021-11-13 02:35:18,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 944 [2021-11-13 02:35:18,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:18,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 501 [2021-11-13 02:35:18,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 583 [2021-11-13 02:35:18,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:35:18,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:18,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:18,665 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:35:18,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:35:18,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:35:18,760 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:35:18,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:35:18,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:35:18,881 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:18,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:35:18,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:18,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:18,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:35:18,945 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:18,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,024 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,057 INFO L180 QuantifierPusher]: treesize reduction 780, result has 38.7 percent of original size [2021-11-13 02:35:19,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-13 02:35:19,065 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:35:19,065 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:1289, output treesize:493 [2021-11-13 02:35:19,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,127 INFO L180 QuantifierPusher]: treesize reduction 91, result has 46.5 percent of original size [2021-11-13 02:35:19,128 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:19,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-13 02:35:19,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-13 02:35:19,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:35:19,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:35:19,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:19,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-13 02:35:19,142 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:19,142 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:72 [2021-11-13 02:35:19,147 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 02:35:19,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:35:19,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:35:19,153 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-13 02:35:19,159 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 11 treesize of output 7 [2021-11-13 02:35:19,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:19,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:19,161 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:19,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,163 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,164 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-13 02:35:19,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-13 02:35:19,166 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:35:19,166 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-13 02:35:19,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-13 02:35:19,198 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 02:35:19,204 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:35:19,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-13 02:35:19,206 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,206 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:35:19,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,210 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-13 02:35:19,212 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:35:19,214 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:35:19,214 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-13 02:35:19,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:35:19,224 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:35:19,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-13 02:35:19,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:35:19,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:19,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:19,239 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:19,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:19,250 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-13 02:35:19,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:19,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:35:19,252 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:19,263 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 11 treesize of output 7 [2021-11-13 02:35:19,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:19,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:19,265 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:19,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,278 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,283 INFO L180 QuantifierPusher]: treesize reduction 115, result has 55.6 percent of original size [2021-11-13 02:35:19,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-13 02:35:19,285 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:35:19,285 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-13 02:35:19,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,314 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-13 02:35:19,315 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:35:19,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:35:19,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:35:19,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-13 02:35:19,322 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_77|], 6=[v_prenex_5]} [2021-11-13 02:35:19,328 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 11 treesize of output 7 [2021-11-13 02:35:19,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:19,329 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:35:19,330 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:19,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,335 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:19,345 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-13 02:35:19,346 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:19,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,347 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:35:19,348 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:35:19,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:35:19,353 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-13 02:35:19,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:35:19,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:35:19,357 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:35:19,357 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-13 02:35:19,364 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:35:19,927 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 02:35:19,927 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-13 02:35:19,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-11-13 02:35:19,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373640234] [2021-11-13 02:35:19,928 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-13 02:35:19,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 02:35:19,928 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:35:19,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 02:35:19,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2021-11-13 02:35:19,929 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 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 02:35:20,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:35:20,296 INFO L93 Difference]: Finished difference Result 17 states and 18 transitions. [2021-11-13 02:35:20,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-13 02:35:20,304 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 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 02:35:20,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:35:20,304 INFO L225 Difference]: With dead ends: 17 [2021-11-13 02:35:20,304 INFO L226 Difference]: Without dead ends: 14 [2021-11-13 02:35:20,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 14 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=135, Invalid=795, Unknown=0, NotChecked=0, Total=930 [2021-11-13 02:35:20,306 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 11 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.03ms SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.71ms IncrementalHoareTripleChecker+Time [2021-11-13 02:35:20,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 7 Invalid, 72 Unknown, 0 Unchecked, 1.03ms Time], IncrementalHoareTripleChecker [19 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 58.71ms Time] [2021-11-13 02:35:20,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-11-13 02:35:20,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-11-13 02:35:20,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 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 02:35:20,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2021-11-13 02:35:20,310 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 12 [2021-11-13 02:35:20,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:35:20,311 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-11-13 02:35:20,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 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 02:35:20,311 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2021-11-13 02:35:20,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 02:35:20,311 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:35:20,311 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1] [2021-11-13 02:35:20,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-11-13 02:35:20,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:35:20,515 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:35:20,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:35:20,515 INFO L85 PathProgramCache]: Analyzing trace with hash 10611224, now seen corresponding path program 6 times [2021-11-13 02:35:20,515 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:35:20,515 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891290077] [2021-11-13 02:35:20,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:35:20,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:35:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:35:20,621 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:35:20,622 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:35:20,622 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891290077] [2021-11-13 02:35:20,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891290077] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:35:20,622 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513913511] [2021-11-13 02:35:20,622 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-13 02:35:20,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:35:20,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:35:20,629 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:35:20,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-13 02:35:20,673 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-13 02:35:20,673 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 02:35:20,674 WARN L261 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 02:35:20,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:35:20,691 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 18 treesize of output 14 [2021-11-13 02:35:20,696 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:35:20,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:20,732 INFO L354 Elim1Store]: treesize reduction 88, result has 22.1 percent of original size [2021-11-13 02:35:20,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 87 [2021-11-13 02:35:20,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:20,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 13 [2021-11-13 02:35:20,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:20,823 INFO L354 Elim1Store]: treesize reduction 186, result has 20.9 percent of original size [2021-11-13 02:35:20,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 94 treesize of output 122 [2021-11-13 02:35:20,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:20,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:20,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:35:20,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 37 [2021-11-13 02:35:20,998 INFO L354 Elim1Store]: treesize reduction 166, result has 17.8 percent of original size [2021-11-13 02:35:20,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 61 treesize of output 66 [2021-11-13 02:35:21,158 INFO L354 Elim1Store]: treesize reduction 258, result has 27.7 percent of original size [2021-11-13 02:35:21,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 80 treesize of output 134 [2021-11-13 02:35:21,667 INFO L354 Elim1Store]: treesize reduction 288, result has 38.5 percent of original size [2021-11-13 02:35:21,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 144 treesize of output 269 [2021-11-13 02:35:23,046 INFO L354 Elim1Store]: treesize reduction 364, result has 38.4 percent of original size [2021-11-13 02:35:23,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 250 treesize of output 374 [2021-11-13 02:35:39,483 INFO L354 Elim1Store]: treesize reduction 300, result has 4.2 percent of original size [2021-11-13 02:35:39,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 711 treesize of output 366 [2021-11-13 02:35:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:35:39,671 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:37:01,593 WARN L227 SmtUtils]: Spent 1.35m on a formula simplification. DAG size of input: 91 DAG size of output: 89 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-13 02:37:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:08,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [513913511] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:37:08,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1745106388] [2021-11-13 02:37:08,073 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-13 02:37:08,074 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:37:08,074 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:37:08,074 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:37:08,074 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:37:08,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:37:08,081 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:37:08,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-13 02:37:08,086 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_28|], 21=[|v_#valid_32|]} [2021-11-13 02:37:08,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-13 02:37:08,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:08,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:08,100 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:08,104 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 02:37:08,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:37:08,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:37:08,128 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:08,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-13 02:37:08,136 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,136 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-13 02:37:08,143 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-13 02:37:08,144 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:37:08,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:37:08,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-13 02:37:08,154 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_29|], 28=[|v_#valid_33|]} [2021-11-13 02:37:08,162 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:37:08,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:08,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:08,164 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,197 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-13 02:37:08,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-13 02:37:08,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:37:08,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:37:08,201 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:08,209 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-13 02:37:08,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:37:08,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:37:08,242 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:08,249 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:37:08,255 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,256 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-13 02:37:08,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,263 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,265 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:37:08,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:37:08,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-13 02:37:08,271 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:37:08,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-13 02:37:08,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:08,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:08,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:08,398 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:08,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:08,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:08,446 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:08,465 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,474 INFO L180 QuantifierPusher]: treesize reduction 244, result has 48.1 percent of original size [2021-11-13 02:37:08,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 226 [2021-11-13 02:37:08,478 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,479 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:478, output treesize:226 [2021-11-13 02:37:08,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:08,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:08,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:08,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,589 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:37:08,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-13 02:37:08,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 480 [2021-11-13 02:37:08,599 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 459 [2021-11-13 02:37:08,614 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,620 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,622 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-13 02:37:08,623 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:37:08,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 484 [2021-11-13 02:37:08,630 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,639 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 461 [2021-11-13 02:37:08,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 944 [2021-11-13 02:37:08,649 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:08,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 501 [2021-11-13 02:37:08,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 583 [2021-11-13 02:37:08,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:08,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:08,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:08,782 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:37:08,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:08,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:08,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:08,924 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:08,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:37:09,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:09,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:09,058 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:09,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:09,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,123 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:09,123 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,200 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,233 INFO L180 QuantifierPusher]: treesize reduction 780, result has 38.7 percent of original size [2021-11-13 02:37:09,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-13 02:37:09,241 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:37:09,241 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:1289, output treesize:493 [2021-11-13 02:37:09,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,290 INFO L180 QuantifierPusher]: treesize reduction 91, result has 46.5 percent of original size [2021-11-13 02:37:09,292 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:09,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-13 02:37:09,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-13 02:37:09,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:37:09,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:37:09,302 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,304 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-13 02:37:09,306 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,307 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:72 [2021-11-13 02:37:09,312 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 02:37:09,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:37:09,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:37:09,319 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-13 02:37:09,325 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 11 treesize of output 7 [2021-11-13 02:37:09,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:09,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:09,327 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,330 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,331 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-13 02:37:09,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-13 02:37:09,333 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,333 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-13 02:37:09,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,360 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-13 02:37:09,370 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,373 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,374 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,375 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 02:37:09,377 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-13 02:37:09,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:37:09,379 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-13 02:37:09,380 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:37:09,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:37:09,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-13 02:37:09,383 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:37:09,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-13 02:37:09,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:37:09,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:09,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:09,397 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,406 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 11 treesize of output 7 [2021-11-13 02:37:09,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:09,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:09,407 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,417 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-13 02:37:09,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:37:09,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:37:09,420 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,433 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,438 INFO L180 QuantifierPusher]: treesize reduction 119, result has 54.8 percent of original size [2021-11-13 02:37:09,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-13 02:37:09,440 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:37:09,440 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-13 02:37:09,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,476 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-13 02:37:09,478 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:37:09,480 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:09,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:37:09,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-13 02:37:09,486 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_97|], 6=[v_prenex_6]} [2021-11-13 02:37:09,493 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 11 treesize of output 7 [2021-11-13 02:37:09,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:09,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:09,500 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,505 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:09,515 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-13 02:37:09,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:09,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:09,519 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:09,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:09,524 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-13 02:37:09,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:09,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:37:09,528 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:37:09,528 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-13 02:37:09,537 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:37:10,387 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 02:37:10,387 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:37:10,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11, 11] total 27 [2021-11-13 02:37:10,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207593253] [2021-11-13 02:37:10,388 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 02:37:10,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-11-13 02:37:10,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:37:10,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-11-13 02:37:10,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=780, Unknown=0, NotChecked=0, Total=930 [2021-11-13 02:37:10,390 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. Second operand has 27 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 27 states have internal predecessors, (33), 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 02:37:11,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:37:11,080 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2021-11-13 02:37:11,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-13 02:37:11,080 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 27 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-13 02:37:11,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:37:11,081 INFO L225 Difference]: With dead ends: 25 [2021-11-13 02:37:11,081 INFO L226 Difference]: Without dead ends: 16 [2021-11-13 02:37:11,082 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 451 ImplicationChecksByTransitivity, 89.7s TimeCoverageRelationStatistics Valid=277, Invalid=1445, Unknown=0, NotChecked=0, Total=1722 [2021-11-13 02:37:11,083 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.39ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.61ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 25 IncrementalHoareTripleChecker+Unchecked, 37.18ms IncrementalHoareTripleChecker+Time [2021-11-13 02:37:11,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 25 Invalid, 46 Unknown, 0 Unchecked, 0.61ms Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 25 Unchecked, 37.18ms Time] [2021-11-13 02:37:11,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-13 02:37:11,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-11-13 02:37:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 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 02:37:11,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2021-11-13 02:37:11,090 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 13 [2021-11-13 02:37:11,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:37:11,091 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2021-11-13 02:37:11,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 27 states have internal predecessors, (33), 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 02:37:11,091 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2021-11-13 02:37:11,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 02:37:11,092 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:37:11,092 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2021-11-13 02:37:11,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-13 02:37:11,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:37:11,293 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:37:11,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:37:11,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1029502024, now seen corresponding path program 7 times [2021-11-13 02:37:11,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:37:11,293 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590214809] [2021-11-13 02:37:11,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:37:11,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:37:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:37:11,462 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:11,462 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:37:11,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590214809] [2021-11-13 02:37:11,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590214809] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:37:11,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866839925] [2021-11-13 02:37:11,462 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-13 02:37:11,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:37:11,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:37:11,464 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:37:11,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-13 02:37:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:37:11,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-13 02:37:11,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:37:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:11,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:37:11,748 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:11,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866839925] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-13 02:37:11,749 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1892167022] [2021-11-13 02:37:11,751 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-13 02:37:11,751 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:37:11,752 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:37:11,752 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:37:11,752 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:37:11,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,759 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:11,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:37:11,761 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:11,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:37:11,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-13 02:37:11,766 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_31|], 21=[|v_#valid_35|]} [2021-11-13 02:37:11,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-13 02:37:11,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:11,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:11,787 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:11,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:11,792 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 02:37:11,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:37:11,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,821 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:37:11,821 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:11,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:11,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-13 02:37:11,831 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:11,831 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-13 02:37:11,839 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-13 02:37:11,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:11,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:37:11,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:11,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:37:11,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-13 02:37:11,850 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_32|], 28=[|v_#valid_36|]} [2021-11-13 02:37:11,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,901 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-13 02:37:11,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-13 02:37:11,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:37:11,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:37:11,904 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:11,911 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:37:11,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:11,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:11,913 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:11,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:11,920 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:11,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-13 02:37:11,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:37:11,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:37:11,953 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:11,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:11,961 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:37:11,967 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:11,967 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-13 02:37:11,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:11,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,977 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:11,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:37:11,979 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:11,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:37:11,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-13 02:37:11,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:11,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:11,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:37:11,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-13 02:37:12,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:12,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:12,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:12,084 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:12,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:12,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:12,132 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,153 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,164 INFO L180 QuantifierPusher]: treesize reduction 244, result has 48.1 percent of original size [2021-11-13 02:37:12,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 226 [2021-11-13 02:37:12,168 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,168 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:478, output treesize:226 [2021-11-13 02:37:12,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,269 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,278 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,284 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:37:12,293 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-13 02:37:12,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 484 [2021-11-13 02:37:12,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 461 [2021-11-13 02:37:12,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-13 02:37:12,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:37:12,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 480 [2021-11-13 02:37:12,333 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 459 [2021-11-13 02:37:12,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 944 [2021-11-13 02:37:12,350 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 501 [2021-11-13 02:37:12,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 583 [2021-11-13 02:37:12,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:12,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:12,480 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:12,481 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:37:12,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:12,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:12,576 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:12,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:12,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:12,658 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:37:12,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:12,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:12,711 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,770 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,791 INFO L180 QuantifierPusher]: treesize reduction 780, result has 38.7 percent of original size [2021-11-13 02:37:12,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-13 02:37:12,795 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:37:12,796 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:1289, output treesize:493 [2021-11-13 02:37:12,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,850 INFO L180 QuantifierPusher]: treesize reduction 91, result has 46.5 percent of original size [2021-11-13 02:37:12,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:12,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-13 02:37:12,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-13 02:37:12,861 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:37:12,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:37:12,862 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,865 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-13 02:37:12,867 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,867 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:72 [2021-11-13 02:37:12,873 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 02:37:12,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:37:12,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,880 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:37:12,881 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:37:12,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-13 02:37:12,891 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 11 treesize of output 7 [2021-11-13 02:37:12,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:12,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:12,893 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,896 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-13 02:37:12,898 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,899 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:73, output treesize:69 [2021-11-13 02:37:12,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:12,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,927 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-13 02:37:12,932 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 02:37:12,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:37:12,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-13 02:37:12,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-13 02:37:12,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,949 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:37:12,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-13 02:37:12,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-11-13 02:37:12,953 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-13 02:37:12,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 225 [2021-11-13 02:37:12,958 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:12,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-13 02:37:12,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-13 02:37:12,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:12,979 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-13 02:37:12,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:37:12,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-13 02:37:12,982 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:12,992 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 11 treesize of output 7 [2021-11-13 02:37:12,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:12,993 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:12,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:12,994 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:13,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:37:13,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:13,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:13,002 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:13,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:13,015 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,020 INFO L180 QuantifierPusher]: treesize reduction 121, result has 54.3 percent of original size [2021-11-13 02:37:13,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-13 02:37:13,023 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:37:13,023 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:423, output treesize:144 [2021-11-13 02:37:13,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:13,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:13,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:13,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:13,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:13,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:13,050 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-13 02:37:13,051 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:13,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:37:13,053 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:13,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:37:13,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-13 02:37:13,058 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_8], 6=[|v_#memory_int_112|]} [2021-11-13 02:37:13,071 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 11 treesize of output 7 [2021-11-13 02:37:13,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:13,072 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:13,072 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:13,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:13,076 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:13,087 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-13 02:37:13,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:13,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:13,089 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:13,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:13,093 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-13 02:37:13,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:13,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:37:13,095 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:37:13,096 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-13 02:37:13,102 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:37:13,733 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 02:37:13,733 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-13 02:37:13,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2021-11-13 02:37:13,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313850549] [2021-11-13 02:37:13,734 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-13 02:37:13,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-13 02:37:13,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:37:13,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-13 02:37:13,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=392, Unknown=0, NotChecked=0, Total=506 [2021-11-13 02:37:13,736 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 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 02:37:13,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:37:13,896 INFO L93 Difference]: Finished difference Result 26 states and 28 transitions. [2021-11-13 02:37:13,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-13 02:37:13,897 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-13 02:37:13,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:37:13,898 INFO L225 Difference]: With dead ends: 26 [2021-11-13 02:37:13,898 INFO L226 Difference]: Without dead ends: 17 [2021-11-13 02:37:13,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=160, Invalid=542, Unknown=0, NotChecked=0, Total=702 [2021-11-13 02:37:13,899 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 4 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.93ms SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 93.17ms IncrementalHoareTripleChecker+Time [2021-11-13 02:37:13,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 14 Invalid, 80 Unknown, 0 Unchecked, 0.93ms Time], IncrementalHoareTripleChecker [24 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 93.17ms Time] [2021-11-13 02:37:13,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2021-11-13 02:37:13,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-11-13 02:37:13,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.125) internal successors, (18), 16 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 02:37:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 18 transitions. [2021-11-13 02:37:13,907 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 18 transitions. Word has length 15 [2021-11-13 02:37:13,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:37:13,907 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 18 transitions. [2021-11-13 02:37:13,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 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 02:37:13,908 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2021-11-13 02:37:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 02:37:13,909 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:37:13,909 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 1, 1, 1, 1, 1, 1] [2021-11-13 02:37:13,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-11-13 02:37:14,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable190 [2021-11-13 02:37:14,134 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:37:14,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:37:14,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1273063765, now seen corresponding path program 8 times [2021-11-13 02:37:14,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:37:14,135 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155924619] [2021-11-13 02:37:14,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:37:14,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:37:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:37:15,054 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:15,054 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:37:15,054 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155924619] [2021-11-13 02:37:15,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155924619] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:37:15,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1566261143] [2021-11-13 02:37:15,055 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 02:37:15,055 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:37:15,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:37:15,058 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:37:15,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-13 02:37:15,164 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-13 02:37:15,164 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 02:37:15,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-13 02:37:15,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:37:15,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-13 02:37:15,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2021-11-13 02:37:15,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 39 [2021-11-13 02:37:15,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 130 [2021-11-13 02:37:15,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 39 [2021-11-13 02:37:15,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,698 INFO L354 Elim1Store]: treesize reduction 337, result has 20.5 percent of original size [2021-11-13 02:37:15,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 124 treesize of output 174 [2021-11-13 02:37:15,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:15,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 49 [2021-11-13 02:37:16,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,143 INFO L354 Elim1Store]: treesize reduction 101, result has 1.0 percent of original size [2021-11-13 02:37:16,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 83 treesize of output 91 [2021-11-13 02:37:16,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 02:37:16,329 INFO L354 Elim1Store]: treesize reduction 93, result has 1.1 percent of original size [2021-11-13 02:37:16,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 105 treesize of output 92 [2021-11-13 02:37:16,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 02:37:16,474 INFO L354 Elim1Store]: treesize reduction 87, result has 1.1 percent of original size [2021-11-13 02:37:16,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 95 treesize of output 89 [2021-11-13 02:37:16,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,632 INFO L354 Elim1Store]: treesize reduction 158, result has 0.6 percent of original size [2021-11-13 02:37:16,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 9 case distinctions, treesize of input 125 treesize of output 189 [2021-11-13 02:37:16,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,786 INFO L354 Elim1Store]: treesize reduction 71, result has 1.4 percent of original size [2021-11-13 02:37:16,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 125 treesize of output 68 [2021-11-13 02:37:16,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:16,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 79 [2021-11-13 02:37:17,588 INFO L354 Elim1Store]: treesize reduction 996, result has 14.5 percent of original size [2021-11-13 02:37:17,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 9 new quantified variables, introduced 33 case distinctions, treesize of input 235 treesize of output 278 [2021-11-13 02:37:18,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 16 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 108 [2021-11-13 02:37:18,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,852 INFO L354 Elim1Store]: treesize reduction 135, result has 0.7 percent of original size [2021-11-13 02:37:18,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 214 treesize of output 116 [2021-11-13 02:37:18,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:18,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 02:37:18,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 90 [2021-11-13 02:37:25,635 INFO L354 Elim1Store]: treesize reduction 438, result has 1.6 percent of original size [2021-11-13 02:37:25,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 290 treesize of output 118 [2021-11-13 02:37:25,708 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:25,708 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 02:37:26,130 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Shadow problem: [|ULTIMATE.start_main_~i~0#1|] [2021-11-13 02:37:26,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [476420503] [2021-11-13 02:37:26,133 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2021-11-13 02:37:26,134 INFO L166 IcfgInterpreter]: Building call graph [2021-11-13 02:37:26,134 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-13 02:37:26,134 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-13 02:37:26,134 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-13 02:37:26,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,142 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-13 02:37:26,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:37:26,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 179 [2021-11-13 02:37:26,155 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_33|], 21=[|v_#valid_38|]} [2021-11-13 02:37:26,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-13 02:37:26,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:26,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:26,167 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:26,171 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-13 02:37:26,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:37:26,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-13 02:37:26,194 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:26,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 151 [2021-11-13 02:37:26,202 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,203 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:176, output treesize:151 [2021-11-13 02:37:26,209 INFO L180 QuantifierPusher]: treesize reduction 6, result has 97.5 percent of original size [2021-11-13 02:37:26,210 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-13 02:37:26,212 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-13 02:37:26,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 236 [2021-11-13 02:37:26,220 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_34|], 28=[|v_#valid_39|]} [2021-11-13 02:37:26,228 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:37:26,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:26,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:26,230 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,271 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-11-13 02:37:26,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2021-11-13 02:37:26,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:37:26,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-13 02:37:26,275 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:26,285 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 49 [2021-11-13 02:37:26,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:37:26,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-13 02:37:26,324 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:26,333 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:37:26,342 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,343 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:442, output treesize:209 [2021-11-13 02:37:26,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,356 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:37:26,358 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:37:26,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-13 02:37:26,369 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:37:26,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 278 [2021-11-13 02:37:26,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:26,480 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:26,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:26,489 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:26,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:26,554 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:26,555 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:26,579 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,588 INFO L180 QuantifierPusher]: treesize reduction 244, result has 48.1 percent of original size [2021-11-13 02:37:26,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 226 [2021-11-13 02:37:26,591 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,592 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:478, output treesize:226 [2021-11-13 02:37:26,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:26,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:26,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:26,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,700 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,714 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2021-11-13 02:37:26,723 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:37:26,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 484 [2021-11-13 02:37:26,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 461 [2021-11-13 02:37:26,744 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,750 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-13 02:37:26,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-11-13 02:37:26,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 480 [2021-11-13 02:37:26,759 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 459 [2021-11-13 02:37:26,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 944 [2021-11-13 02:37:26,778 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:26,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 501 [2021-11-13 02:37:26,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 583 [2021-11-13 02:37:26,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:26,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:26,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:26,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:26,911 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:26,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:26,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:37:27,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:27,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:27,050 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 22 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 107 [2021-11-13 02:37:27,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:27,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-13 02:37:27,161 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 23 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 122 [2021-11-13 02:37:27,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:27,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-13 02:37:27,224 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,323 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,356 INFO L180 QuantifierPusher]: treesize reduction 780, result has 38.7 percent of original size [2021-11-13 02:37:27,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 493 [2021-11-13 02:37:27,363 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:37:27,364 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:1289, output treesize:493 [2021-11-13 02:37:27,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,429 INFO L180 QuantifierPusher]: treesize reduction 91, result has 46.5 percent of original size [2021-11-13 02:37:27,431 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:27,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-13 02:37:27,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-13 02:37:27,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:37:27,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-13 02:37:27,441 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,444 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-11-13 02:37:27,446 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,447 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:72 [2021-11-13 02:37:27,456 INFO L180 QuantifierPusher]: treesize reduction 49, result has 55.9 percent of original size [2021-11-13 02:37:27,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-13 02:37:27,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,466 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:37:27,468 INFO L185 QuantifierPusher]: treesize reduction 3, result has 95.7 percent of original size 67 [2021-11-13 02:37:27,475 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 11 treesize of output 7 [2021-11-13 02:37:27,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:27,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:27,477 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,482 INFO L180 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size [2021-11-13 02:37:27,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-11-13 02:37:27,483 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,483 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:69, output treesize:62 [2021-11-13 02:37:27,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,521 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-13 02:37:27,525 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,528 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,530 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-11-13 02:37:27,531 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:37:27,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-13 02:37:27,534 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-13 02:37:27,536 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,538 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,538 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-13 02:37:27,539 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:37:27,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:37:27,541 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-11-13 02:37:27,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-11-13 02:37:27,545 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 129 [2021-11-13 02:37:27,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 211 [2021-11-13 02:37:27,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,566 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2021-11-13 02:37:27,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:27,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-13 02:37:27,569 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,575 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:37:27,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:27,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:27,577 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,585 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 11 treesize of output 7 [2021-11-13 02:37:27,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:27,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:27,587 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,602 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,606 INFO L180 QuantifierPusher]: treesize reduction 115, result has 55.6 percent of original size [2021-11-13 02:37:27,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 144 [2021-11-13 02:37:27,608 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:37:27,608 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:419, output treesize:144 [2021-11-13 02:37:27,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,654 INFO L180 QuantifierPusher]: treesize reduction 48, result has 70.7 percent of original size [2021-11-13 02:37:27,657 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-13 02:37:27,658 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-13 02:37:27,658 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-13 02:37:27,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 113 [2021-11-13 02:37:27,662 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_9], 6=[|v_#memory_int_130|]} [2021-11-13 02:37:27,669 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 11 treesize of output 7 [2021-11-13 02:37:27,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:27,670 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-13 02:37:27,671 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:27,693 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2021-11-13 02:37:27,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,695 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:27,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-13 02:37:27,696 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-13 02:37:27,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-13 02:37:27,702 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.0 percent of original size [2021-11-13 02:37:27,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-13 02:37:27,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-13 02:37:27,706 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-13 02:37:27,706 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:169, output treesize:132 [2021-11-13 02:37:27,713 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-13 02:37:28,499 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-13 02:37:28,499 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-11-13 02:37:28,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2021-11-13 02:37:28,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730942941] [2021-11-13 02:37:28,506 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-11-13 02:37:28,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-13 02:37:28,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-13 02:37:28,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-13 02:37:28,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=860, Unknown=2, NotChecked=0, Total=992 [2021-11-13 02:37:28,508 INFO L87 Difference]: Start difference. First operand 17 states and 18 transitions. Second operand has 15 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 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 02:37:31,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 02:37:31,184 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2021-11-13 02:37:31,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-13 02:37:31,185 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 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 02:37:31,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 02:37:31,186 INFO L225 Difference]: With dead ends: 21 [2021-11-13 02:37:31,186 INFO L226 Difference]: Without dead ends: 18 [2021-11-13 02:37:31,187 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 18 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=183, Invalid=1220, Unknown=3, NotChecked=0, Total=1406 [2021-11-13 02:37:31,187 INFO L933 BasicCegarLoop]: 2 mSDtfsCounter, 6 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 186.76ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.49ms SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 214.62ms IncrementalHoareTripleChecker+Time [2021-11-13 02:37:31,188 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 21 Invalid, 164 Unknown, 0 Unchecked, 1.49ms Time], IncrementalHoareTripleChecker [16 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 214.62ms Time] [2021-11-13 02:37:31,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-11-13 02:37:31,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-11-13 02:37:31,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 17 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 02:37:31,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2021-11-13 02:37:31,195 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 16 [2021-11-13 02:37:31,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 02:37:31,195 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2021-11-13 02:37:31,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 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 02:37:31,196 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-11-13 02:37:31,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 02:37:31,196 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 02:37:31,197 INFO L514 BasicCegarLoop]: trace histogram [6, 5, 1, 1, 1, 1, 1, 1] [2021-11-13 02:37:31,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-13 02:37:31,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable220 [2021-11-13 02:37:31,398 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 02:37:31,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 02:37:31,399 INFO L85 PathProgramCache]: Analyzing trace with hash 810231640, now seen corresponding path program 9 times [2021-11-13 02:37:31,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-13 02:37:31,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947285568] [2021-11-13 02:37:31,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 02:37:31,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 02:37:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 02:37:31,557 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 02:37:31,557 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-13 02:37:31,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947285568] [2021-11-13 02:37:31,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947285568] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-13 02:37:31,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328799886] [2021-11-13 02:37:31,558 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-13 02:37:31,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-13 02:37:31,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 [2021-11-13 02:37:31,562 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-13 02:37:31,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64cf29ff-b448-4cc9-b8bc-8da6c7c03055/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-13 02:37:31,620 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-13 02:37:31,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 02:37:31,622 WARN L261 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-13 02:37:31,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 02:37:31,642 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 02:37:31,647 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 18 treesize of output 14 [2021-11-13 02:37:31,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:31,709 INFO L354 Elim1Store]: treesize reduction 88, result has 22.1 percent of original size [2021-11-13 02:37:31,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 74 treesize of output 87 [2021-11-13 02:37:31,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:31,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 25 [2021-11-13 02:37:31,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:31,829 INFO L354 Elim1Store]: treesize reduction 194, result has 20.2 percent of original size [2021-11-13 02:37:31,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 88 treesize of output 116 [2021-11-13 02:37:31,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:31,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:31,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:31,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 37 [2021-11-13 02:37:31,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,001 INFO L354 Elim1Store]: treesize reduction 318, result has 18.7 percent of original size [2021-11-13 02:37:32,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 102 treesize of output 145 [2021-11-13 02:37:32,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 30 [2021-11-13 02:37:32,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,212 INFO L354 Elim1Store]: treesize reduction 444, result has 17.9 percent of original size [2021-11-13 02:37:32,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 122 treesize of output 180 [2021-11-13 02:37:32,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 02:37:32,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 52 [2021-11-13 02:37:32,540 INFO L354 Elim1Store]: treesize reduction 368, result has 14.0 percent of original size [2021-11-13 02:37:32,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 89 treesize of output 100 [2021-11-13 02:37:32,823 INFO L354 Elim1Store]: treesize reduction 523, result has 23.2 percent of original size [2021-11-13 02:37:32,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 27 case distinctions, treesize of input 111 treesize of output 203 [2021-11-13 02:37:33,956 INFO L354 Elim1Store]: treesize reduction 572, result has 33.3 percent of original size [2021-11-13 02:37:33,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 35 case distinctions, treesize of input 210 treesize of output 417 [2021-11-13 02:37:37,271 INFO L354 Elim1Store]: treesize reduction 705, result has 33.0 percent of original size [2021-11-13 02:37:37,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 44 case distinctions, treesize of input 418 treesize of output 560 [2021-11-13 02:37:42,764 INFO L354 Elim1Store]: treesize reduction 874, result has 31.0 percent of original size [2021-11-13 02:37:42,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 54 case distinctions, treesize of input 659 treesize of output 713 [2021-11-13 02:37:56,541 INFO L354 Elim1Store]: treesize reduction 1052, result has 29.1 percent of original size [2021-11-13 02:37:56,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 65 case distinctions, treesize of input 1445 treesize of output 1028