./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/xor1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-crafted/xor1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8 --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 fa90627ffc045ef90595d49d60ca0f6095b53b667a9d0f028eb93e7bf4c6c579 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:19:31,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:19:31,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:19:31,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:19:31,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:19:31,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:19:31,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:19:31,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:19:31,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:19:31,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:19:31,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:19:31,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:19:31,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:19:31,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:19:31,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:19:31,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:19:31,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:19:31,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:19:31,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:19:31,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:19:31,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:19:31,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:19:31,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:19:31,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:19:31,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:19:31,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:19:31,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:19:31,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:19:31,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:19:31,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:19:31,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:19:31,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:19:31,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:19:31,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:19:31,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:19:31,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:19:31,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:19:31,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:19:31,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:19:31,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:19:31,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:19:31,731 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 02:19:31,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:19:31,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:19:31,787 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:19:31,788 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:19:31,788 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:19:31,788 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:19:31,788 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:19:31,788 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:19:31,788 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:19:31,789 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:19:31,789 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:19:31,789 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:19:31,789 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:19:31,790 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:19:31,790 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:19:31,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:19:31,791 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:19:31,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:19:31,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:19:31,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:19:31,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:19:31,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:19:31,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:19:31,793 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:19:31,793 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:19:31,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:19:31,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:19:31,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:19:31,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:19:31,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:19:31,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:19:31,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:19:31,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:19:31,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:19:31,795 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:19:31,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:19:31,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:19:31,796 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:19:31,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:19:31,796 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_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa90627ffc045ef90595d49d60ca0f6095b53b667a9d0f028eb93e7bf4c6c579 [2021-11-07 02:19:32,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:19:32,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:19:32,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:19:32,116 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:19:32,117 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:19:32,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/array-crafted/xor1.i [2021-11-07 02:19:32,206 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data/3999e5235/4b18d3485eb6421fb9e171b3ef0a63ef/FLAG890aac3ae [2021-11-07 02:19:32,879 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:19:32,880 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/sv-benchmarks/c/array-crafted/xor1.i [2021-11-07 02:19:32,895 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data/3999e5235/4b18d3485eb6421fb9e171b3ef0a63ef/FLAG890aac3ae [2021-11-07 02:19:32,916 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data/3999e5235/4b18d3485eb6421fb9e171b3ef0a63ef [2021-11-07 02:19:32,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:19:32,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:19:32,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:19:32,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:19:32,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:19:32,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:19:32" (1/1) ... [2021-11-07 02:19:32,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffb649a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:32, skipping insertion in model container [2021-11-07 02:19:32,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:19:32" (1/1) ... [2021-11-07 02:19:32,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:19:32,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:19:33,205 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_408cc23e-3cd6-428e-a789-d5b8caee968b/sv-benchmarks/c/array-crafted/xor1.i[1285,1298] [2021-11-07 02:19:33,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:19:33,219 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:19:33,246 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_408cc23e-3cd6-428e-a789-d5b8caee968b/sv-benchmarks/c/array-crafted/xor1.i[1285,1298] [2021-11-07 02:19:33,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:19:33,265 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:19:33,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33 WrapperNode [2021-11-07 02:19:33,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:19:33,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:19:33,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:19:33,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:19:33,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:19:33,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:19:33,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:19:33,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:19:33,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:19:33,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:19:33,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:19:33,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:19:33,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (1/1) ... [2021-11-07 02:19:33,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:19:33,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:33,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:19:33,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:19:33,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 02:19:33,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:19:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 02:19:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:19:33,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:19:33,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 02:19:33,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 02:19:34,127 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:19:34,127 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-11-07 02:19:34,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:19:34 BoogieIcfgContainer [2021-11-07 02:19:34,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:19:34,132 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:19:34,132 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:19:34,135 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:19:34,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:19:32" (1/3) ... [2021-11-07 02:19:34,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dbcb95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:19:34, skipping insertion in model container [2021-11-07 02:19:34,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:19:33" (2/3) ... [2021-11-07 02:19:34,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dbcb95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:19:34, skipping insertion in model container [2021-11-07 02:19:34,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:19:34" (3/3) ... [2021-11-07 02:19:34,139 INFO L111 eAbstractionObserver]: Analyzing ICFG xor1.i [2021-11-07 02:19:34,144 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:19:34,145 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 02:19:34,212 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:19:34,227 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 [2021-11-07 02:19:34,227 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 02:19:34,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.7777777777777777) 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) [2021-11-07 02:19:34,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-07 02:19:34,265 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:34,266 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:34,266 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:34,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:34,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1883361482, now seen corresponding path program 1 times [2021-11-07 02:19:34,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:34,282 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848231532] [2021-11-07 02:19:34,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:34,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:34,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:19:34,506 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:34,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848231532] [2021-11-07 02:19:34,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848231532] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 02:19:34,507 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:19:34,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 02:19:34,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538014933] [2021-11-07 02:19:34,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 02:19:34,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:19:34,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 02:19:34,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:19:34,531 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.7777777777777777) 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) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:19:34,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:34,553 INFO L93 Difference]: Finished difference Result 21 states and 31 transitions. [2021-11-07 02:19:34,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:19:34,555 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-07 02:19:34,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:34,563 INFO L225 Difference]: With dead ends: 21 [2021-11-07 02:19:34,563 INFO L226 Difference]: Without dead ends: 10 [2021-11-07 02:19:34,566 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:19:34,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-07 02:19:34,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-07 02:19:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 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) [2021-11-07 02:19:34,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 14 transitions. [2021-11-07 02:19:34,598 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 14 transitions. Word has length 8 [2021-11-07 02:19:34,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:34,599 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 14 transitions. [2021-11-07 02:19:34,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:19:34,599 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-07 02:19:34,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-07 02:19:34,600 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:34,600 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:34,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 02:19:34,601 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:34,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:34,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1335199282, now seen corresponding path program 1 times [2021-11-07 02:19:34,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:34,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783767922] [2021-11-07 02:19:34,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:34,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:34,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:19:34,656 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:34,656 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783767922] [2021-11-07 02:19:34,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783767922] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:19:34,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814361379] [2021-11-07 02:19:34,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:34,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:34,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:34,660 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:19:34,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 02:19:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:34,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:19:34,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:34,792 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:19:34,792 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:34,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 02:19:34,830 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1814361379] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:19:34,830 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2021-11-07 02:19:34,830 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 6 [2021-11-07 02:19:34,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353942636] [2021-11-07 02:19:34,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:19:34,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:19:34,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:19:34,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 02:19:34,834 INFO L87 Difference]: Start difference. First operand 10 states and 14 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2021-11-07 02:19:34,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:34,867 INFO L93 Difference]: Finished difference Result 22 states and 34 transitions. [2021-11-07 02:19:34,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:19:34,868 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-07 02:19:34,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:34,869 INFO L225 Difference]: With dead ends: 22 [2021-11-07 02:19:34,869 INFO L226 Difference]: Without dead ends: 16 [2021-11-07 02:19:34,870 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 02:19:34,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-07 02:19:34,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-11-07 02:19:34,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:19:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2021-11-07 02:19:34,874 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 9 [2021-11-07 02:19:34,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:34,874 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-11-07 02:19:34,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2021-11-07 02:19:34,875 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-07 02:19:34,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-07 02:19:34,876 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:34,876 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:34,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:35,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:35,099 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:35,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:35,100 INFO L85 PathProgramCache]: Analyzing trace with hash 2091408530, now seen corresponding path program 1 times [2021-11-07 02:19:35,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:35,101 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147569434] [2021-11-07 02:19:35,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:35,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 02:19:35,185 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:35,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147569434] [2021-11-07 02:19:35,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147569434] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:19:35,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2067446331] [2021-11-07 02:19:35,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:35,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:35,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:35,188 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:19:35,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 02:19:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:35,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:19:35,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:35,361 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 02:19:35,362 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:35,421 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 02:19:35,421 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2067446331] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:19:35,422 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2021-11-07 02:19:35,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 6 [2021-11-07 02:19:35,422 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44154990] [2021-11-07 02:19:35,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:19:35,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:19:35,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:19:35,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 02:19:35,432 INFO L87 Difference]: Start difference. First operand 16 states and 20 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 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) [2021-11-07 02:19:35,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:35,455 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2021-11-07 02:19:35,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:19:35,456 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 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) Word has length 15 [2021-11-07 02:19:35,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:35,457 INFO L225 Difference]: With dead ends: 24 [2021-11-07 02:19:35,457 INFO L226 Difference]: Without dead ends: 18 [2021-11-07 02:19:35,458 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 02:19:35,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-11-07 02:19:35,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-11-07 02:19:35,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 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) [2021-11-07 02:19:35,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2021-11-07 02:19:35,472 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 15 [2021-11-07 02:19:35,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:35,472 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2021-11-07 02:19:35,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 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) [2021-11-07 02:19:35,473 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-11-07 02:19:35,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 02:19:35,474 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:35,475 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:35,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:35,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:35,699 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:35,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:35,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1826076626, now seen corresponding path program 1 times [2021-11-07 02:19:35,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:35,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736004131] [2021-11-07 02:19:35,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:35,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:35,747 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 02:19:35,748 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:35,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736004131] [2021-11-07 02:19:35,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736004131] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:19:35,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1714763178] [2021-11-07 02:19:35,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:35,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:35,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:35,750 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:19:35,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 02:19:35,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:35,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 02:19:35,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:35,984 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 02:19:35,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:36,075 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 02:19:36,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1714763178] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:19:36,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1438103351] [2021-11-07 02:19:36,103 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:19:36,103 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:19:36,109 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:19:36,119 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:19:36,119 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:19:36,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,168 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:36,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:19:36,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:36,213 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_12|], 21=[|v_#valid_19|]} [2021-11-07 02:19:36,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,243 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 [2021-11-07 02:19:36,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:36,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:36,248 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:36,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:36,320 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,367 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 [2021-11-07 02:19:36,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:36,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:36,380 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:36,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:36,409 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:19:36,425 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:36,426 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:19:36,450 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:19:36,472 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,481 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:36,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:36,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:19:36,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:36,513 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 02:19:36,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 02:19:36,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:36,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 02:19:36,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:19:36,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:19:36,627 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:36,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:36,656 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 02:19:36,669 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:36,671 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 02:19:36,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:36,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:36,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:36,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:19:36,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:36,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 02:19:36,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 02:19:36,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 02:19:36,886 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,889 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:36,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:36,902 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,916 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:36,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:36,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:19:36,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 02:19:36,931 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 02:19:36,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,942 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:36,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:36,945 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,948 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:36,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:36,953 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:36,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 02:19:36,964 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:36,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:36,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 02:19:36,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 02:19:37,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:37,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:37,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:37,162 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:37,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 02:19:37,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:19:37,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:19:37,270 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:37,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,377 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 02:19:37,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 02:19:37,396 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:37,396 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 02:19:37,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,493 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:19:37,501 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:37,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,503 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:37,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:37,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:19:37,508 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:37,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:37,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:37,532 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 [2021-11-07 02:19:37,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:37,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:37,534 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:37,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,538 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:37,542 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:37,542 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:19:37,566 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:19:37,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:19:37,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,634 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:19:37,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:19:37,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,727 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:19:37,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:19:37,742 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:19:37,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:37,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:19:37,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:19:37,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,809 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:37,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:37,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:37,813 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:37,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,834 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:37,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:37,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:37,838 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:37,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,849 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,857 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-07 02:19:37,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:19:37,861 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:37,861 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-07 02:19:37,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-07 02:19:37,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:37,928 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:19:37,932 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:19:37,945 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:19:37,948 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:37,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:19:37,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:19:37,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:37,974 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:37,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:37,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:37,980 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:37,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:37,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:37,996 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:37,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:37,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:38,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:38,000 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:38,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,030 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:19:38,043 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:38,043 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:19:38,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,104 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:19:38,107 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:38,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:19:38,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:19:38,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:38,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:19:38,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:38,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:38,129 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:38,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,134 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:38,139 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:38,139 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:19:38,149 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:19:38,156 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:38,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:38,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:19:38,171 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 13 treesize of output 9 [2021-11-07 02:19:38,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:38,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:38,173 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:38,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,178 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,179 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:19:38,182 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:38,183 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:19:38,186 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:19:38,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:38,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:38,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:19:38,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:38,332 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:19:38,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:38,345 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:19:39,441 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:19:39,441 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:19:39,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-07 02:19:39,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150537922] [2021-11-07 02:19:39,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 02:19:39,442 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:19:39,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 02:19:39,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-11-07 02:19:39,444 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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) [2021-11-07 02:19:39,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:39,472 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2021-11-07 02:19:39,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 02:19:39,473 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-07 02:19:39,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:39,474 INFO L225 Difference]: With dead ends: 36 [2021-11-07 02:19:39,474 INFO L226 Difference]: Without dead ends: 21 [2021-11-07 02:19:39,476 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-11-07 02:19:39,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-07 02:19:39,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-11-07 02:19:39,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.25) internal successors, (25), 20 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:19:39,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2021-11-07 02:19:39,485 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 17 [2021-11-07 02:19:39,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:39,485 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2021-11-07 02:19:39,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 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) [2021-11-07 02:19:39,486 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-07 02:19:39,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-07 02:19:39,488 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:39,489 INFO L513 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:39,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:39,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:39,711 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:39,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:39,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1585970070, now seen corresponding path program 2 times [2021-11-07 02:19:39,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:39,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081084084] [2021-11-07 02:19:39,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:39,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:39,873 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 02:19:39,873 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:39,873 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081084084] [2021-11-07 02:19:39,874 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081084084] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:19:39,874 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031480433] [2021-11-07 02:19:39,874 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:19:39,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:39,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:39,876 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:19:39,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 02:19:39,987 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 02:19:39,987 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:19:39,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:19:39,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 02:19:40,052 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:40,135 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-07 02:19:40,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031480433] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:19:40,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2002611809] [2021-11-07 02:19:40,141 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:19:40,141 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:19:40,142 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:19:40,142 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:19:40,142 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:19:40,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,158 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:40,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:19:40,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:40,168 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_13|], 21=[|v_#valid_20|]} [2021-11-07 02:19:40,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,180 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 [2021-11-07 02:19:40,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:40,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:40,184 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,192 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,212 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 [2021-11-07 02:19:40,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:40,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,218 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:40,219 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,225 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:19:40,231 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,231 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:19:40,236 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:19:40,243 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:40,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:40,248 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,249 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:40,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:40,253 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:40,257 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:40,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:40,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:40,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:40,303 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,310 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:40,317 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,317 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 02:19:40,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,382 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,391 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,396 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:40,400 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:40,406 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 02:19:40,407 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 02:19:40,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 02:19:40,418 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,420 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:40,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:40,426 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,433 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,436 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:40,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:40,438 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,441 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:40,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 02:19:40,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:19:40,461 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,462 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,464 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,464 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:40,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:40,466 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,468 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:40,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:40,472 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:40,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 02:19:40,478 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 02:19:40,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:19:40,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 02:19:40,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:19:40,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:19:40,603 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:40,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:40,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:40,670 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,703 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,715 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 02:19:40,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 02:19:40,721 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:40,722 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 02:19:40,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,783 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:19:40,786 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,787 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:40,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:19:40,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:40,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:40,798 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 [2021-11-07 02:19:40,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:40,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:40,800 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,802 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:40,808 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,808 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:19:40,815 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:19:40,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:19:40,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,855 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:19:40,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:19:40,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,920 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:19:40,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:19:40,931 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:19:40,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:40,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:19:40,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:40,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,961 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:40,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:40,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:40,964 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:40,975 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:40,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:40,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:40,978 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:40,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:40,986 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:40,990 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-07 02:19:40,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:19:40,993 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:40,994 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-07 02:19:41,000 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 02:19:41,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,040 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:19:41,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:19:41,051 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:19:41,053 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:41,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:19:41,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:19:41,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:41,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:41,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:41,073 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:41,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:41,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:41,077 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:41,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:41,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:41,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:41,087 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:41,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:41,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:41,091 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:41,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:19:41,107 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:41,107 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:19:41,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,141 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:19:41,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:41,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:19:41,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:19:41,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:41,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:19:41,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:41,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:41,156 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:41,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,161 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:41,164 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:41,165 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:19:41,172 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:19:41,173 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:41,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:41,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:19:41,190 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 13 treesize of output 9 [2021-11-07 02:19:41,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:41,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:41,192 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:41,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,196 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:19:41,199 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:41,199 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:19:41,202 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:19:41,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:19:41,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:41,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:19:41,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:41,304 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:19:41,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:41,313 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:19:42,184 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:19:42,184 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:19:42,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2021-11-07 02:19:42,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380896670] [2021-11-07 02:19:42,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 02:19:42,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:19:42,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 02:19:42,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-11-07 02:19:42,186 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:19:42,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:42,257 INFO L93 Difference]: Finished difference Result 45 states and 63 transitions. [2021-11-07 02:19:42,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 02:19:42,258 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-07 02:19:42,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:42,259 INFO L225 Difference]: With dead ends: 45 [2021-11-07 02:19:42,259 INFO L226 Difference]: Without dead ends: 33 [2021-11-07 02:19:42,260 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-11-07 02:19:42,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-11-07 02:19:42,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-11-07 02:19:42,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 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) [2021-11-07 02:19:42,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 37 transitions. [2021-11-07 02:19:42,266 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 37 transitions. Word has length 20 [2021-11-07 02:19:42,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:42,267 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 37 transitions. [2021-11-07 02:19:42,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:19:42,267 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2021-11-07 02:19:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-07 02:19:42,268 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:42,269 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:42,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:42,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:42,483 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:42,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:42,484 INFO L85 PathProgramCache]: Analyzing trace with hash 703108394, now seen corresponding path program 3 times [2021-11-07 02:19:42,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:42,484 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708383425] [2021-11-07 02:19:42,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:42,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:42,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:42,560 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 02:19:42,560 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:42,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708383425] [2021-11-07 02:19:42,560 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708383425] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:19:42,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1409636969] [2021-11-07 02:19:42,561 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:19:42,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:42,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:42,562 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:19:42,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 02:19:42,681 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:19:42,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:19:42,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 02:19:42,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:42,774 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 02:19:42,774 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 02:19:42,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1409636969] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:19:42,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2129205820] [2021-11-07 02:19:42,929 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:19:42,930 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:19:42,930 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:19:42,930 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:19:42,931 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:19:42,937 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:42,938 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:42,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:42,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:19:42,940 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:42,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:42,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:42,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:42,947 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 21=[|v_#valid_21|]} [2021-11-07 02:19:42,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,959 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 [2021-11-07 02:19:42,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:42,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:42,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:42,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:42,964 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:42,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:42,969 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:42,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:42,990 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 [2021-11-07 02:19:42,990 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:43,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:43,002 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,007 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:19:43,012 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,013 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:19:43,017 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:19:43,023 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,025 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:43,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:43,028 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,030 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:19:43,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:43,034 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,037 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 02:19:43,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 02:19:43,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 02:19:43,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:19:43,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:19:43,096 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,103 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 02:19:43,109 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,110 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 02:19:43,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,171 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:43,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:43,178 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,187 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:19:43,197 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:43,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 02:19:43,204 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 02:19:43,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 02:19:43,221 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,231 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:43,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:43,234 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:19:43,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 02:19:43,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 02:19:43,246 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,247 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,248 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:43,250 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:43,250 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,252 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:43,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:43,256 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:43,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 02:19:43,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 02:19:43,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 02:19:43,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 02:19:43,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:19:43,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:19:43,397 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:43,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:43,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:43,477 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,503 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,515 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 02:19:43,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 02:19:43,523 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:43,523 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 02:19:43,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,573 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:19:43,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,577 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:43,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:19:43,579 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:43,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:43,587 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 [2021-11-07 02:19:43,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:43,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:43,590 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,592 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:43,596 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,596 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:19:43,603 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:19:43,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:19:43,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,642 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:19:43,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:19:43,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,686 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:19:43,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:19:43,695 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:19:43,699 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:19:43,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:43,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,725 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:43,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:43,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:43,729 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,740 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:43,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:43,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:43,744 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,752 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,756 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-07 02:19:43,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:19:43,759 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:43,760 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-07 02:19:43,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 02:19:43,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,800 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:19:43,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:19:43,813 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:19:43,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:19:43,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:19:43,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:43,835 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:43,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:43,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:43,839 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:43,851 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:43,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:43,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:43,855 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,874 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:19:43,882 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:43,882 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:19:43,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,924 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:19:43,927 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:19:43,930 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:19:43,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:43,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:19:43,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:43,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:43,944 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,949 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:43,954 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,954 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:19:43,963 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:19:43,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:43,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:43,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:19:43,980 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 13 treesize of output 9 [2021-11-07 02:19:43,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:43,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:43,983 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:43,986 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:43,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:19:43,990 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:43,991 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:19:43,993 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:19:43,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:43,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:44,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:19:44,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:44,090 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:19:44,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:44,101 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:19:45,120 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:19:45,120 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:19:45,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2021-11-07 02:19:45,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357237402] [2021-11-07 02:19:45,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 02:19:45,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:19:45,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 02:19:45,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-11-07 02:19:45,122 INFO L87 Difference]: Start difference. First operand 33 states and 37 transitions. Second operand has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:19:45,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:45,164 INFO L93 Difference]: Finished difference Result 66 states and 79 transitions. [2021-11-07 02:19:45,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 02:19:45,165 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-07 02:19:45,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:45,167 INFO L225 Difference]: With dead ends: 66 [2021-11-07 02:19:45,168 INFO L226 Difference]: Without dead ends: 39 [2021-11-07 02:19:45,169 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-11-07 02:19:45,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-11-07 02:19:45,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-11-07 02:19:45,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 38 states have (on average 1.131578947368421) internal successors, (43), 38 states have internal predecessors, (43), 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) [2021-11-07 02:19:45,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2021-11-07 02:19:45,184 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 32 [2021-11-07 02:19:45,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:45,184 INFO L470 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-11-07 02:19:45,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:19:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-11-07 02:19:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 02:19:45,188 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:45,188 INFO L513 BasicCegarLoop]: trace histogram [10, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:45,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:45,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable109 [2021-11-07 02:19:45,410 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:45,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:45,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1553062954, now seen corresponding path program 4 times [2021-11-07 02:19:45,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:45,411 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193082823] [2021-11-07 02:19:45,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:45,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:45,567 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 02:19:45,568 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:45,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193082823] [2021-11-07 02:19:45,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193082823] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:19:45,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1761949766] [2021-11-07 02:19:45,569 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:19:45,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:45,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:45,571 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:19:45,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 02:19:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:45,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 02:19:45,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 02:19:45,813 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:46,070 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 02:19:46,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1761949766] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:19:46,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1217766824] [2021-11-07 02:19:46,076 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:19:46,076 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:19:46,077 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:19:46,077 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:19:46,077 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:19:46,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:46,088 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:19:46,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:46,093 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 21=[|v_#valid_22|]} [2021-11-07 02:19:46,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,102 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 [2021-11-07 02:19:46,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:46,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:46,104 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,108 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,123 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 [2021-11-07 02:19:46,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:46,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:46,127 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:19:46,135 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,135 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:19:46,138 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:19:46,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,144 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:46,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:46,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,148 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:46,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:46,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,159 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:46,161 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:46,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:46,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:46,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:46,203 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,208 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:46,217 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,218 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 02:19:46,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,284 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,298 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,315 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:46,319 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:46,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 02:19:46,324 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 02:19:46,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 02:19:46,334 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,336 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:46,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:46,342 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,349 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:46,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:46,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,355 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:46,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:46,358 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:46,361 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,363 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:46,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:46,365 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,367 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:46,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 02:19:46,370 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:19:46,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 02:19:46,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 02:19:46,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:19:46,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 02:19:46,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:19:46,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:19:46,484 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:46,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:46,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:46,531 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,557 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,572 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 02:19:46,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 02:19:46,580 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:46,581 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 02:19:46,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,633 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:19:46,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,638 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:46,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:19:46,641 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:46,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:46,648 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 [2021-11-07 02:19:46,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:46,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:46,651 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,653 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:46,657 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,657 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:19:46,662 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:19:46,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:19:46,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,698 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:19:46,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:19:46,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,740 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:19:46,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:19:46,749 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:19:46,762 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:19:46,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-07 02:19:46,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,783 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:46,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:46,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:46,787 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,799 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:46,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:46,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:46,803 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,810 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,815 INFO L180 QuantifierPusher]: treesize reduction 14, result has 92.2 percent of original size [2021-11-07 02:19:46,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:19:46,819 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:46,819 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:219, output treesize:165 [2021-11-07 02:19:46,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:19:46,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,858 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:19:46,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:19:46,869 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:19:46,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:19:46,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:19:46,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:46,889 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:46,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:46,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:46,892 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:46,909 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:46,909 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:46,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:46,914 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,924 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:19:46,931 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:46,931 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:19:46,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,964 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:19:46,966 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:19:46,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:19:46,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:46,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:19:46,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:46,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:46,980 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:46,984 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:46,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:46,988 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:46,989 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:19:46,997 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:19:46,999 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:46,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:47,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:47,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:19:47,012 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 13 treesize of output 9 [2021-11-07 02:19:47,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:47,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:47,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:47,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:47,014 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:47,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,018 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:47,019 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:47,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:19:47,021 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:47,021 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:19:47,024 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:19:47,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:47,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:47,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:19:47,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:47,125 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:19:47,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:47,135 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:19:48,131 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:19:48,131 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:19:48,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 24 [2021-11-07 02:19:48,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284736819] [2021-11-07 02:19:48,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-07 02:19:48,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:19:48,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-07 02:19:48,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=658, Unknown=0, NotChecked=0, Total=992 [2021-11-07 02:19:48,134 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 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) [2021-11-07 02:19:48,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:48,198 INFO L93 Difference]: Finished difference Result 78 states and 97 transitions. [2021-11-07 02:19:48,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 02:19:48,199 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 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 38 [2021-11-07 02:19:48,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:48,200 INFO L225 Difference]: With dead ends: 78 [2021-11-07 02:19:48,200 INFO L226 Difference]: Without dead ends: 51 [2021-11-07 02:19:48,201 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=334, Invalid=658, Unknown=0, NotChecked=0, Total=992 [2021-11-07 02:19:48,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-11-07 02:19:48,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-11-07 02:19:48,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.1) internal successors, (55), 50 states have internal predecessors, (55), 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) [2021-11-07 02:19:48,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2021-11-07 02:19:48,210 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 38 [2021-11-07 02:19:48,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:48,210 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2021-11-07 02:19:48,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 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) [2021-11-07 02:19:48,211 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2021-11-07 02:19:48,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-07 02:19:48,213 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:48,213 INFO L513 BasicCegarLoop]: trace histogram [22, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:48,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:48,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:48,439 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:48,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:48,440 INFO L85 PathProgramCache]: Analyzing trace with hash -622810582, now seen corresponding path program 5 times [2021-11-07 02:19:48,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:48,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557934459] [2021-11-07 02:19:48,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:48,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:48,867 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-07 02:19:48,868 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:48,868 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557934459] [2021-11-07 02:19:48,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557934459] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:19:48,868 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [925200128] [2021-11-07 02:19:48,868 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:19:48,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:48,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:48,870 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:19:48,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-07 02:19:49,061 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 02:19:49,061 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:19:49,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:19:49,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:49,267 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-11-07 02:19:49,267 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:49,445 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-11-07 02:19:49,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [925200128] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:19:49,446 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [260367707] [2021-11-07 02:19:49,449 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:19:49,449 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:19:49,449 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:19:49,450 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:19:49,450 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:19:49,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,456 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:49,458 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:19:49,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:49,463 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 21=[|v_#valid_23|]} [2021-11-07 02:19:49,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,476 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 [2021-11-07 02:19:49,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:49,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:49,479 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:49,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:49,484 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,502 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 [2021-11-07 02:19:49,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:49,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:49,506 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:49,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:49,510 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:19:49,514 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:49,515 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:19:49,518 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:19:49,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:49,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:49,527 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,528 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:49,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:49,532 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:49,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:49,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:49,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:49,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:49,576 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:49,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:49,582 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:49,587 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:49,588 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 02:19:49,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:49,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:49,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:49,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,640 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,648 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,654 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:49,658 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:49,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 02:19:49,664 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,671 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 02:19:49,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 02:19:49,675 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,687 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,688 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:49,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:49,695 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,703 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:49,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:49,708 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,710 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:49,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:49,713 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:49,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,720 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:49,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:49,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:49,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 02:19:49,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:19:49,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 02:19:49,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:49,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 02:19:49,748 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:19:49,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:49,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:49,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:49,854 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:49,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:49,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 02:19:49,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:19:49,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:19:49,918 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:49,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:49,945 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:49,956 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 02:19:49,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 02:19:49,963 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:49,964 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 02:19:49,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:49,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,011 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:19:50,014 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:50,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,015 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:50,016 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:50,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:19:50,017 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:50,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:50,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:50,025 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 [2021-11-07 02:19:50,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:50,027 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,028 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:50,028 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,031 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:50,034 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,035 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:19:50,040 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:19:50,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:19:50,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,077 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:19:50,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:19:50,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,118 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:19:50,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:19:50,130 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:19:50,133 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:50,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:19:50,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-07 02:19:50,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:50,161 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:50,161 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:50,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:50,164 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:50,176 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:50,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:50,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:50,181 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,188 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,192 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-07 02:19:50,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:19:50,196 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:50,196 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-07 02:19:50,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:19:50,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,259 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:19:50,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:19:50,271 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:19:50,273 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:50,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:50,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-07 02:19:50,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:50,292 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:19:50,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:50,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:50,296 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:50,306 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:19:50,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:50,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:50,309 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,319 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-07 02:19:50,325 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:50,326 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-07 02:19:50,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,373 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:19:50,374 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:50,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:19:50,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:19:50,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:50,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:19:50,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:50,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:50,389 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,395 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:50,399 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,399 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:19:50,407 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:19:50,411 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:50,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:50,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:19:50,423 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 13 treesize of output 9 [2021-11-07 02:19:50,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:50,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:50,425 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,428 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:19:50,432 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:50,432 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:19:50,434 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:19:50,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:50,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:50,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:19:50,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:50,522 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:19:50,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:50,534 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:19:51,501 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:19:51,501 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:19:51,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 5, 5] total 31 [2021-11-07 02:19:51,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376501509] [2021-11-07 02:19:51,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-07 02:19:51,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:19:51,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-07 02:19:51,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=1045, Unknown=0, NotChecked=0, Total=1406 [2021-11-07 02:19:51,505 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand has 31 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 31 states have internal predecessors, (48), 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) [2021-11-07 02:19:51,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:51,590 INFO L93 Difference]: Finished difference Result 83 states and 95 transitions. [2021-11-07 02:19:51,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-11-07 02:19:51,591 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 31 states have internal predecessors, (48), 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 50 [2021-11-07 02:19:51,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:51,592 INFO L225 Difference]: With dead ends: 83 [2021-11-07 02:19:51,593 INFO L226 Difference]: Without dead ends: 56 [2021-11-07 02:19:51,594 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=361, Invalid=1045, Unknown=0, NotChecked=0, Total=1406 [2021-11-07 02:19:51,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-11-07 02:19:51,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2021-11-07 02:19:51,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.0909090909090908) internal successors, (60), 55 states have internal predecessors, (60), 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) [2021-11-07 02:19:51,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2021-11-07 02:19:51,608 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 60 transitions. Word has length 50 [2021-11-07 02:19:51,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:51,609 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 60 transitions. [2021-11-07 02:19:51,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 31 states have internal predecessors, (48), 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) [2021-11-07 02:19:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2021-11-07 02:19:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-07 02:19:51,611 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:51,611 INFO L513 BasicCegarLoop]: trace histogram [23, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:51,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:51,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:51,839 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:51,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:51,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1624218606, now seen corresponding path program 6 times [2021-11-07 02:19:51,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:51,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900047697] [2021-11-07 02:19:51,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:51,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:51,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:52,263 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 02:19:52,263 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:52,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900047697] [2021-11-07 02:19:52,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900047697] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:19:52,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484795689] [2021-11-07 02:19:52,264 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:19:52,264 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:52,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:52,267 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:19:52,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-07 02:19:52,463 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:19:52,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:19:52,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-07 02:19:52,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 02:19:52,618 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:19:53,569 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 02:19:53,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1484795689] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:19:53,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [815347517] [2021-11-07 02:19:53,571 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:19:53,572 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:19:53,572 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:19:53,572 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:19:53,572 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:19:53,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:53,589 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:19:53,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:53,595 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_24|]} [2021-11-07 02:19:53,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,607 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 [2021-11-07 02:19:53,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:53,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,609 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:53,610 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:53,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:53,621 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,640 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 [2021-11-07 02:19:53,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:53,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:19:53,644 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:53,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:53,648 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:19:53,652 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:53,652 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:19:53,659 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:19:53,663 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,664 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:53,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:53,667 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,668 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:53,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:53,671 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:53,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:53,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:53,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,712 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:53,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,713 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:53,714 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:53,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:53,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:19:53,724 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:53,724 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 02:19:53,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:53,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:53,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:53,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,775 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,782 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,786 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,787 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:53,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:53,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 02:19:53,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 02:19:53,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 02:19:53,803 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,804 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:53,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:53,809 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:53,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:53,819 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,820 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:53,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 02:19:53,828 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:19:53,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:53,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:19:53,835 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:19:53,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:19:53,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:53,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 02:19:53,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:53,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 02:19:53,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:19:53,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 02:19:53,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:19:53,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:53,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:19:53,967 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:53,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:53,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:19:54,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:54,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:19:54,027 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,054 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,063 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 02:19:54,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 02:19:54,069 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:54,069 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 02:19:54,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,111 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:19:54,113 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:54,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,114 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:54,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:19:54,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:19:54,116 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:54,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:19:54,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:54,124 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 [2021-11-07 02:19:54,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:54,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:19:54,126 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,128 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:19:54,131 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,131 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:19:54,138 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:19:54,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:19:54,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,172 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:19:54,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:19:54,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,209 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:19:54,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:19:54,218 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:19:54,219 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:54,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:19:54,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:19:54,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,243 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:54,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:54,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:54,246 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,257 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:19:54,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,259 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:54,259 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:54,260 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,266 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,270 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-07 02:19:54,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:19:54,273 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:54,273 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-07 02:19:54,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 02:19:54,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,306 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:19:54,308 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:19:54,315 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:19:54,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:54,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:19:54,320 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:19:54,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,333 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:54,335 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:54,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:54,337 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:54,338 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:19:54,349 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:19:54,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:54,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:54,352 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,360 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:19:54,366 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:19:54,366 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:19:54,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,396 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:19:54,397 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:54,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:19:54,400 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:19:54,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:19:54,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:19:54,408 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:54,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:19:54,410 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,423 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:19:54,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,426 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:19:54,432 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:19:54,435 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:19:54,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:19:54,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:19:54,446 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 13 treesize of output 9 [2021-11-07 02:19:54,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:54,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:19:54,448 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,451 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,452 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:19:54,454 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:19:54,454 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:19:54,456 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:19:54,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:19:54,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:19:54,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:19:54,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:19:54,529 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:19:54,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:19:54,539 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:19:55,371 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:19:55,372 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:19:55,372 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2021-11-07 02:19:55,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192456982] [2021-11-07 02:19:55,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-11-07 02:19:55,373 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:19:55,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-11-07 02:19:55,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1309, Invalid=1997, Unknown=0, NotChecked=0, Total=3306 [2021-11-07 02:19:55,377 INFO L87 Difference]: Start difference. First operand 56 states and 60 transitions. Second operand has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 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) [2021-11-07 02:19:55,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:19:55,502 INFO L93 Difference]: Finished difference Result 112 states and 144 transitions. [2021-11-07 02:19:55,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-11-07 02:19:55,503 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 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 55 [2021-11-07 02:19:55,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:19:55,504 INFO L225 Difference]: With dead ends: 112 [2021-11-07 02:19:55,504 INFO L226 Difference]: Without dead ends: 81 [2021-11-07 02:19:55,507 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1309, Invalid=1997, Unknown=0, NotChecked=0, Total=3306 [2021-11-07 02:19:55,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-11-07 02:19:55,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2021-11-07 02:19:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.0625) internal successors, (85), 80 states have internal predecessors, (85), 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) [2021-11-07 02:19:55,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2021-11-07 02:19:55,534 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 55 [2021-11-07 02:19:55,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:19:55,535 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2021-11-07 02:19:55,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 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) [2021-11-07 02:19:55,535 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2021-11-07 02:19:55,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-07 02:19:55,540 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:19:55,540 INFO L513 BasicCegarLoop]: trace histogram [48, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:19:55,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-07 02:19:55,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable268 [2021-11-07 02:19:55,741 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:19:55,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:19:55,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1319857578, now seen corresponding path program 7 times [2021-11-07 02:19:55,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:19:55,742 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657466621] [2021-11-07 02:19:55,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:19:55,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:19:55,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:57,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 02:19:57,041 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:19:57,041 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657466621] [2021-11-07 02:19:57,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657466621] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:19:57,042 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1219067802] [2021-11-07 02:19:57,042 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:19:57,042 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:19:57,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:19:57,043 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:19:57,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-07 02:19:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:19:57,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-07 02:19:57,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:19:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 02:19:57,646 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:20:01,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 02:20:01,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1219067802] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:20:01,180 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [28689863] [2021-11-07 02:20:01,182 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:20:01,183 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:20:01,183 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:20:01,183 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:20:01,184 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:20:01,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,194 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:20:01,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:01,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:01,202 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_18|], 21=[|v_#valid_25|]} [2021-11-07 02:20:01,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,214 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 [2021-11-07 02:20:01,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:01,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:01,217 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,222 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,242 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 [2021-11-07 02:20:01,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:01,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:01,247 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,252 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:01,256 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,257 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:20:01,261 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:20:01,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:01,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:01,271 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,273 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:20:01,275 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:01,276 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 02:20:01,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 02:20:01,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 02:20:01,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:01,324 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:01,326 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,333 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 02:20:01,336 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,337 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 02:20:01,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,385 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,386 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:01,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:01,388 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,399 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:01,403 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:01,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 02:20:01,409 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 02:20:01,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 02:20:01,423 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,429 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,431 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,431 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:01,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:01,433 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,435 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:01,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:01,438 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:01,441 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,442 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:01,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:01,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,446 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:01,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 02:20:01,450 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 02:20:01,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 02:20:01,469 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 02:20:01,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 02:20:01,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:01,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:01,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:01,570 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 02:20:01,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:01,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:01,629 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,675 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,686 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 02:20:01,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 02:20:01,694 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:01,694 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 02:20:01,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,747 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:20:01,751 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,753 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:01,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:20:01,754 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,755 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:01,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:01,762 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 [2021-11-07 02:20:01,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:01,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:01,764 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,766 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:01,769 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,769 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:20:01,781 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:20:01,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:20:01,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,815 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:20:01,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:20:01,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,853 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:20:01,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:20:01,861 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:20:01,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:20:01,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:20:01,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,888 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:01,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:01,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:01,891 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,901 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:01,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:01,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:01,905 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,912 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,915 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-07 02:20:01,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:20:01,918 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:01,918 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-07 02:20:01,921 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 02:20:01,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:01,958 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:20:01,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:20:01,967 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:20:01,969 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:01,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:01,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-07 02:20:01,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,986 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:20:01,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:01,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:01,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:01,989 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:01,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:01,999 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:20:01,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:02,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,002 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:02,003 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:02,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,011 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-07 02:20:02,017 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:02,018 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-07 02:20:02,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,051 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:20:02,052 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:02,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:20:02,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:20:02,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:02,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:20:02,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:02,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:02,067 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:02,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,072 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:02,076 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:02,076 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:20:02,083 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:20:02,085 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:02,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:02,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:20:02,127 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 13 treesize of output 9 [2021-11-07 02:20:02,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:02,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:02,129 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:02,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:20:02,135 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:02,135 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:20:02,138 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:20:02,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:20:02,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:02,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:20:02,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:02,225 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:20:02,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:02,236 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:20:03,452 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:20:03,453 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:20:03,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50, 50] total 100 [2021-11-07 02:20:03,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288763561] [2021-11-07 02:20:03,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2021-11-07 02:20:03,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:20:03,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2021-11-07 02:20:03,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5084, Invalid=6472, Unknown=0, NotChecked=0, Total=11556 [2021-11-07 02:20:03,462 INFO L87 Difference]: Start difference. First operand 81 states and 85 transitions. Second operand has 101 states, 101 states have (on average 1.108910891089109) internal successors, (112), 100 states have internal predecessors, (112), 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) [2021-11-07 02:20:03,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:20:03,723 INFO L93 Difference]: Finished difference Result 162 states and 219 transitions. [2021-11-07 02:20:03,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-11-07 02:20:03,724 INFO L78 Accepts]: Start accepts. Automaton has has 101 states, 101 states have (on average 1.108910891089109) internal successors, (112), 100 states have internal predecessors, (112), 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 80 [2021-11-07 02:20:03,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:20:03,729 INFO L225 Difference]: With dead ends: 162 [2021-11-07 02:20:03,729 INFO L226 Difference]: Without dead ends: 131 [2021-11-07 02:20:03,734 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1221 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=5084, Invalid=6472, Unknown=0, NotChecked=0, Total=11556 [2021-11-07 02:20:03,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-07 02:20:03,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-11-07 02:20:03,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 130 states have (on average 1.0384615384615385) internal successors, (135), 130 states have internal predecessors, (135), 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) [2021-11-07 02:20:03,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 135 transitions. [2021-11-07 02:20:03,767 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 135 transitions. Word has length 80 [2021-11-07 02:20:03,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:20:03,768 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 135 transitions. [2021-11-07 02:20:03,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 1.108910891089109) internal successors, (112), 100 states have internal predecessors, (112), 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) [2021-11-07 02:20:03,769 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2021-11-07 02:20:03,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-07 02:20:03,772 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:20:03,773 INFO L513 BasicCegarLoop]: trace histogram [98, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:20:03,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-07 02:20:03,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable321 [2021-11-07 02:20:03,987 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:20:03,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:20:03,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1709593258, now seen corresponding path program 8 times [2021-11-07 02:20:03,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:20:03,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951958893] [2021-11-07 02:20:03,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:20:03,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:20:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:07,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-07 02:20:07,919 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:20:07,919 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951958893] [2021-11-07 02:20:07,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951958893] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:20:07,919 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682457001] [2021-11-07 02:20:07,919 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:20:07,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:07,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:20:07,928 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:20:07,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-07 02:20:08,422 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-07 02:20:08,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:20:08,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 02:20:08,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:20:08,993 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 4914 trivial. 0 not checked. [2021-11-07 02:20:08,993 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:20:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 4914 trivial. 0 not checked. [2021-11-07 02:20:09,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1682457001] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:20:09,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [15783751] [2021-11-07 02:20:09,563 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:20:09,564 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:20:09,564 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:20:09,564 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:20:09,565 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:20:09,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,580 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:09,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:20:09,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:09,588 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_19|], 21=[|v_#valid_26|]} [2021-11-07 02:20:09,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,599 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 [2021-11-07 02:20:09,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:09,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:09,601 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:09,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:09,605 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,624 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 [2021-11-07 02:20:09,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:09,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:09,629 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:09,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:09,634 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:09,638 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:09,638 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:20:09,643 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:20:09,647 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,649 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:09,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:09,651 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,653 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,654 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:20:09,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:09,656 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 02:20:09,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 02:20:09,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 02:20:09,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:09,699 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,700 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:09,700 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:09,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:09,706 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 02:20:09,711 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:09,711 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 02:20:09,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:09,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:09,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:09,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,787 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,794 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,799 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,800 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:09,803 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,804 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,805 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:09,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 02:20:09,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,811 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 02:20:09,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 02:20:09,819 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,820 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:09,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:09,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:09,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:09,836 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,838 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:09,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:09,841 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,842 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:09,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,853 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:09,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:09,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:09,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 02:20:09,862 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 02:20:09,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 02:20:09,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:09,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 02:20:09,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 02:20:09,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:09,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:09,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:09,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:09,983 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:09,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:09,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 02:20:10,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,038 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:10,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:10,040 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,065 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,077 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 02:20:10,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 02:20:10,084 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:10,084 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 02:20:10,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,134 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:20:10,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:10,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,137 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:10,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:10,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:20:10,139 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:10,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:10,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:10,148 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 [2021-11-07 02:20:10,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:10,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:10,150 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,152 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:10,155 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,155 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:20:10,160 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:20:10,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:20:10,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,194 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:20:10,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:20:10,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,251 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:20:10,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:20:10,259 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:20:10,274 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:10,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:20:10,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:20:10,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,297 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:10,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:10,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:10,301 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,312 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:10,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:10,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:10,315 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,322 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,326 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-07 02:20:10,328 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:20:10,329 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:10,329 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-07 02:20:10,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-07 02:20:10,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,367 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:20:10,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:20:10,412 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:20:10,414 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:10,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:20:10,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:20:10,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:20:10,436 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:20:10,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:10,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:10,440 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:20:10,455 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:20:10,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:10,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:10,459 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:20:10,477 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:10,477 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:20:10,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,511 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:20:10,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:10,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:20:10,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:20:10,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:10,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:20:10,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:10,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:10,526 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,530 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:10,534 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,534 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:20:10,541 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:20:10,544 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:10,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:10,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:20:10,557 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 13 treesize of output 9 [2021-11-07 02:20:10,557 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:10,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:10,559 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,562 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:20:10,567 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:10,567 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:20:10,569 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:20:10,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:10,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:10,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:20:10,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:10,638 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:20:10,639 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:10,646 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:20:12,066 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:20:12,066 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:20:12,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [100, 9, 9] total 115 [2021-11-07 02:20:12,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227809702] [2021-11-07 02:20:12,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2021-11-07 02:20:12,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:20:12,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2021-11-07 02:20:12,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5203, Invalid=9559, Unknown=0, NotChecked=0, Total=14762 [2021-11-07 02:20:12,073 INFO L87 Difference]: Start difference. First operand 131 states and 135 transitions. Second operand has 115 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 115 states have internal predecessors, (132), 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) [2021-11-07 02:20:12,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:20:12,236 INFO L93 Difference]: Finished difference Result 171 states and 187 transitions. [2021-11-07 02:20:12,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-11-07 02:20:12,236 INFO L78 Accepts]: Start accepts. Automaton has has 115 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 115 states have internal predecessors, (132), 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 130 [2021-11-07 02:20:12,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:20:12,238 INFO L225 Difference]: With dead ends: 171 [2021-11-07 02:20:12,238 INFO L226 Difference]: Without dead ends: 140 [2021-11-07 02:20:12,242 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2191 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=5203, Invalid=9559, Unknown=0, NotChecked=0, Total=14762 [2021-11-07 02:20:12,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-11-07 02:20:12,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2021-11-07 02:20:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 1.0359712230215827) internal successors, (144), 139 states have internal predecessors, (144), 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) [2021-11-07 02:20:12,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 144 transitions. [2021-11-07 02:20:12,252 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 144 transitions. Word has length 130 [2021-11-07 02:20:12,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:20:12,252 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 144 transitions. [2021-11-07 02:20:12,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 115 states have internal predecessors, (132), 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) [2021-11-07 02:20:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 144 transitions. [2021-11-07 02:20:12,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-07 02:20:12,255 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:20:12,255 INFO L513 BasicCegarLoop]: trace histogram [99, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:20:12,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-07 02:20:12,471 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable374,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:12,471 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:20:12,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:20:12,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1460962066, now seen corresponding path program 9 times [2021-11-07 02:20:12,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:20:12,472 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746221616] [2021-11-07 02:20:12,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:20:12,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:20:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 02:20:16,232 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:20:16,232 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746221616] [2021-11-07 02:20:16,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746221616] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:20:16,233 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232400452] [2021-11-07 02:20:16,233 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:20:16,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:16,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:20:16,234 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:20:16,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-07 02:20:16,694 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:20:16,694 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:20:16,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 101 conjunts are in the unsatisfiable core [2021-11-07 02:20:16,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:20:17,269 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 02:20:17,270 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:20:17,903 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-07 02:20:17,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [232400452] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:20:17,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1086980257] [2021-11-07 02:20:17,907 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:20:17,907 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:20:17,908 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:20:17,908 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:20:17,908 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:20:17,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:17,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:20:17,919 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:17,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:17,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:17,942 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 21=[|v_#valid_27|]} [2021-11-07 02:20:17,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,953 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 [2021-11-07 02:20:17,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:17,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:17,956 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:17,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:17,960 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:17,978 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 [2021-11-07 02:20:17,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:17,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:17,982 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:17,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:17,986 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:17,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:17,990 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:17,991 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:20:17,997 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:20:18,004 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,006 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:18,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:18,008 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,010 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:18,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:18,013 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:18,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:18,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:18,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:18,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:18,057 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,062 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:18,068 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,069 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 02:20:18,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,113 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:18,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:18,116 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,123 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,127 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:18,130 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:20:18,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 02:20:18,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 02:20:18,146 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 02:20:18,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,158 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:18,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:18,161 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,194 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:20:18,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 02:20:18,199 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:20:18,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,204 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:18,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:18,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:18,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:18,212 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,212 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:18,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 02:20:18,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 02:20:18,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:20:18,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 02:20:18,333 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:20:18,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:20:18,340 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:18,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:18,397 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:18,398 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,421 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,432 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 02:20:18,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 02:20:18,439 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:18,439 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 02:20:18,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,483 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:20:18,485 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:18,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:20:18,493 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,493 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:18,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:18,501 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 [2021-11-07 02:20:18,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:18,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:18,503 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,505 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:18,508 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,509 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:20:18,516 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:20:18,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:20:18,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,548 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:20:18,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:20:18,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,576 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:20:18,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:20:18,582 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:20:18,583 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:20:18,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:20:18,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,613 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:18,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,615 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:18,617 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:18,618 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,630 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:18,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:18,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:18,632 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,636 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,639 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-07 02:20:18,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:20:18,640 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:18,641 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-07 02:20:18,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-07 02:20:18,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,674 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:20:18,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:20:18,680 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:20:18,682 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:18,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-07 02:20:18,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,713 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:20:18,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:18,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:18,715 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,723 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:20:18,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:18,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:18,726 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,731 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-07 02:20:18,735 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:18,735 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-07 02:20:18,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,758 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:20:18,759 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:20:18,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:20:18,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:18,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:20:18,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:18,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:18,773 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,776 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:18,780 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,780 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:20:18,787 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:20:18,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:18,790 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:18,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:20:18,800 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 13 treesize of output 9 [2021-11-07 02:20:18,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:18,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:18,804 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,806 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:20:18,809 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:18,810 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:20:18,812 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:20:18,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:18,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:18,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:20:18,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:18,895 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:20:18,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:18,902 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:20:20,459 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:20:20,459 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:20:20,460 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101, 101, 101] total 102 [2021-11-07 02:20:20,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411636209] [2021-11-07 02:20:20,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 103 states [2021-11-07 02:20:20,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:20:20,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2021-11-07 02:20:20,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5287, Invalid=6703, Unknown=0, NotChecked=0, Total=11990 [2021-11-07 02:20:20,464 INFO L87 Difference]: Start difference. First operand 140 states and 144 transitions. Second operand has 103 states, 103 states have (on average 1.0970873786407767) internal successors, (113), 102 states have internal predecessors, (113), 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) [2021-11-07 02:20:20,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:20:20,593 INFO L93 Difference]: Finished difference Result 180 states and 188 transitions. [2021-11-07 02:20:20,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-11-07 02:20:20,594 INFO L78 Accepts]: Start accepts. Automaton has has 103 states, 103 states have (on average 1.0970873786407767) internal successors, (113), 102 states have internal predecessors, (113), 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 139 [2021-11-07 02:20:20,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:20:20,596 INFO L225 Difference]: With dead ends: 180 [2021-11-07 02:20:20,596 INFO L226 Difference]: Without dead ends: 141 [2021-11-07 02:20:20,598 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 407 SyntacticMatches, 1 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 905 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=5287, Invalid=6703, Unknown=0, NotChecked=0, Total=11990 [2021-11-07 02:20:20,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2021-11-07 02:20:20,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2021-11-07 02:20:20,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 140 states have (on average 1.0357142857142858) internal successors, (145), 140 states have internal predecessors, (145), 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) [2021-11-07 02:20:20,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 145 transitions. [2021-11-07 02:20:20,609 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 145 transitions. Word has length 139 [2021-11-07 02:20:20,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:20:20,609 INFO L470 AbstractCegarLoop]: Abstraction has 141 states and 145 transitions. [2021-11-07 02:20:20,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 103 states, 103 states have (on average 1.0970873786407767) internal successors, (113), 102 states have internal predecessors, (113), 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) [2021-11-07 02:20:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 145 transitions. [2021-11-07 02:20:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-07 02:20:20,612 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:20:20,612 INFO L513 BasicCegarLoop]: trace histogram [100, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:20:20,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-07 02:20:20,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable427,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:20,832 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:20:20,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:20:20,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1990620330, now seen corresponding path program 10 times [2021-11-07 02:20:20,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:20:20,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049315441] [2021-11-07 02:20:20,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:20:20,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:20:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:21,052 INFO L134 CoverageAnalysis]: Checked inductivity of 5218 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 5197 trivial. 0 not checked. [2021-11-07 02:20:21,053 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:20:21,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049315441] [2021-11-07 02:20:21,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049315441] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:20:21,054 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786768176] [2021-11-07 02:20:21,054 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:20:21,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:21,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:20:21,059 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:20:21,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-07 02:20:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:21,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 02:20:21,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:20:21,992 INFO L134 CoverageAnalysis]: Checked inductivity of 5218 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 5197 trivial. 0 not checked. [2021-11-07 02:20:21,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:20:22,328 INFO L134 CoverageAnalysis]: Checked inductivity of 5218 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 5197 trivial. 0 not checked. [2021-11-07 02:20:22,328 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [786768176] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:20:22,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1729871088] [2021-11-07 02:20:22,330 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:20:22,331 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:20:22,331 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:20:22,331 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:20:22,331 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:20:22,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,342 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:22,343 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,343 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:20:22,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:22,347 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_21|], 21=[|v_#valid_28|]} [2021-11-07 02:20:22,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,354 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 [2021-11-07 02:20:22,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:22,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:22,355 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,377 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 [2021-11-07 02:20:22,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:22,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:22,380 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,383 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:22,385 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,385 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:20:22,387 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:20:22,390 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,391 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:22,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:22,393 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,394 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,394 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:22,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:22,395 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:22,397 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:22,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:22,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:22,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:22,434 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,437 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,438 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:22,440 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,440 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 02:20:22,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,472 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,473 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:22,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:22,478 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,511 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,515 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:20:22,536 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:22,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 02:20:22,542 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 02:20:22,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 02:20:22,558 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,564 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:22,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:22,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,570 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:20:22,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 02:20:22,581 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:20:22,585 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:22,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:22,589 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:22,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:22,594 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:22,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 02:20:22,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 02:20:22,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:20:22,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:22,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:22,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:22,693 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 02:20:22,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:20:22,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:20:22,742 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,764 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,777 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 02:20:22,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 02:20:22,784 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:22,784 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 02:20:22,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,822 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:20:22,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,825 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:22,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:20:22,827 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:22,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:22,845 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 [2021-11-07 02:20:22,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:22,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,847 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:22,847 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:22,850 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,850 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:20:22,855 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:20:22,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:20:22,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,874 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:20:22,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:20:22,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,901 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:20:22,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:20:22,909 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:20:22,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:22,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:20:22,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-07 02:20:22,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,936 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:22,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:22,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:22,939 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:22,950 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:22,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:22,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:22,953 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:22,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,958 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,962 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-07 02:20:22,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:22,964 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:22,965 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-07 02:20:22,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:22,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:20:22,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:22,998 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:20:23,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:20:23,007 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:20:23,008 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:23,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:20:23,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:20:23,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:23,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:23,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:20:23,024 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:20:23,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:23,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:23,027 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:23,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:23,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:23,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:20:23,042 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:20:23,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:23,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:23,045 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:23,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,052 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:20:23,058 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:23,058 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:20:23,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,083 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:20:23,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:23,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:20:23,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:20:23,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:23,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:20:23,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:23,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:23,101 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:23,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,103 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:23,105 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:23,105 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:20:23,111 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:20:23,115 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:23,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:23,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:20:23,126 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 13 treesize of output 9 [2021-11-07 02:20:23,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:23,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:23,128 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:23,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:20:23,134 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:23,134 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:20:23,137 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:20:23,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:23,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:23,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:20:23,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:23,206 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:20:23,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:23,213 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:20:24,072 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:20:24,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:20:24,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 17 [2021-11-07 02:20:24,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988281482] [2021-11-07 02:20:24,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-07 02:20:24,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:20:24,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-07 02:20:24,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=382, Unknown=0, NotChecked=0, Total=552 [2021-11-07 02:20:24,075 INFO L87 Difference]: Start difference. First operand 141 states and 145 transitions. Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:20:24,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:20:24,223 INFO L93 Difference]: Finished difference Result 197 states and 227 transitions. [2021-11-07 02:20:24,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-07 02:20:24,224 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 140 [2021-11-07 02:20:24,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:20:24,226 INFO L225 Difference]: With dead ends: 197 [2021-11-07 02:20:24,226 INFO L226 Difference]: Without dead ends: 165 [2021-11-07 02:20:24,226 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 405 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=170, Invalid=382, Unknown=0, NotChecked=0, Total=552 [2021-11-07 02:20:24,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-07 02:20:24,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2021-11-07 02:20:24,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 164 states have (on average 1.0304878048780488) internal successors, (169), 164 states have internal predecessors, (169), 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) [2021-11-07 02:20:24,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 169 transitions. [2021-11-07 02:20:24,237 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 169 transitions. Word has length 140 [2021-11-07 02:20:24,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:20:24,238 INFO L470 AbstractCegarLoop]: Abstraction has 165 states and 169 transitions. [2021-11-07 02:20:24,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:20:24,238 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 169 transitions. [2021-11-07 02:20:24,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-07 02:20:24,242 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:20:24,242 INFO L513 BasicCegarLoop]: trace histogram [100, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:20:24,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-07 02:20:24,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable480,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:24,467 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:20:24,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:20:24,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1932768810, now seen corresponding path program 11 times [2021-11-07 02:20:24,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:20:24,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529463386] [2021-11-07 02:20:24,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:20:24,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:20:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:24,787 INFO L134 CoverageAnalysis]: Checked inductivity of 5470 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 5365 trivial. 0 not checked. [2021-11-07 02:20:24,787 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:20:24,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529463386] [2021-11-07 02:20:24,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529463386] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:20:24,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376091606] [2021-11-07 02:20:24,788 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:20:24,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:24,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:20:24,790 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:20:24,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-07 02:20:28,268 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-11-07 02:20:28,269 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:20:28,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-07 02:20:28,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:20:28,688 INFO L134 CoverageAnalysis]: Checked inductivity of 5470 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 5365 trivial. 0 not checked. [2021-11-07 02:20:28,688 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:20:29,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5470 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 5365 trivial. 0 not checked. [2021-11-07 02:20:29,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [376091606] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:20:29,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1615031987] [2021-11-07 02:20:29,303 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:20:29,303 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:20:29,303 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:20:29,304 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:20:29,304 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:20:29,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:20:29,314 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:29,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:29,321 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_29|]} [2021-11-07 02:20:29,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,330 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 [2021-11-07 02:20:29,330 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:29,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:29,332 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,336 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,353 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 [2021-11-07 02:20:29,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:29,357 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:29,357 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,361 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,364 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:29,365 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,365 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:20:29,369 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:20:29,375 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,377 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:29,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:29,380 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:29,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:29,386 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:29,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:29,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:29,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:29,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:29,427 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,432 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:29,437 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,437 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 02:20:29,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,484 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,493 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,494 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:29,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:20:29,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 02:20:29,502 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 02:20:29,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 02:20:29,507 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,508 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:29,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:29,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,517 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,518 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:29,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:29,520 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:29,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:29,525 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:29,529 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,530 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:29,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:29,533 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,534 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:20:29,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 02:20:29,537 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,538 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:20:29,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 02:20:29,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 02:20:29,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:20:29,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 02:20:29,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:20:29,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:20:29,639 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:29,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:29,696 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:29,697 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,717 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,725 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 02:20:29,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 02:20:29,731 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:29,731 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 02:20:29,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,760 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:20:29,762 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,763 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:29,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:20:29,764 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:29,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:29,771 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 [2021-11-07 02:20:29,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:29,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:29,772 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,773 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,775 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:29,775 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,775 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:20:29,778 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:20:29,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:20:29,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,808 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:20:29,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:20:29,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,835 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:20:29,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:20:29,842 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:20:29,849 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:20:29,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-07 02:20:29,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,871 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:29,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:29,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:29,874 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,884 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:29,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:29,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:29,887 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,892 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,894 INFO L180 QuantifierPusher]: treesize reduction 14, result has 92.2 percent of original size [2021-11-07 02:20:29,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:20:29,898 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:29,899 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:219, output treesize:165 [2021-11-07 02:20:29,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:20:29,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:29,950 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:20:29,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:20:29,956 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:20:29,957 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:29,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:20:29,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:20:29,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,969 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:20:29,970 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:20:29,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:29,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:29,974 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:29,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:20:29,996 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:20:29,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:29,998 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:29,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:29,999 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:29,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,006 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:20:30,014 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:30,014 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:20:30,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,043 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:20:30,044 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:30,044 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:20:30,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:20:30,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:30,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:20:30,057 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:30,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:30,059 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:30,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,062 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:30,065 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:30,066 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:20:30,076 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:20:30,077 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:30,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:30,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:20:30,090 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 13 treesize of output 9 [2021-11-07 02:20:30,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:30,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:30,092 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:30,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,095 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:20:30,098 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:30,098 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:20:30,100 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:20:30,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:20:30,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:30,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:20:30,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:30,153 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:20:30,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:30,161 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:20:30,932 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:20:30,932 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:20:30,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 33 [2021-11-07 02:20:30,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738295393] [2021-11-07 02:20:30,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-11-07 02:20:30,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:20:30,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-11-07 02:20:30,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=562, Invalid=998, Unknown=0, NotChecked=0, Total=1560 [2021-11-07 02:20:30,935 INFO L87 Difference]: Start difference. First operand 165 states and 169 transitions. Second operand has 33 states, 33 states have (on average 1.9393939393939394) internal successors, (64), 33 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:20:31,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:20:31,215 INFO L93 Difference]: Finished difference Result 261 states and 315 transitions. [2021-11-07 02:20:31,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-07 02:20:31,216 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.9393939393939394) internal successors, (64), 33 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2021-11-07 02:20:31,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:20:31,217 INFO L225 Difference]: With dead ends: 261 [2021-11-07 02:20:31,217 INFO L226 Difference]: Without dead ends: 213 [2021-11-07 02:20:31,218 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 469 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=562, Invalid=998, Unknown=0, NotChecked=0, Total=1560 [2021-11-07 02:20:31,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2021-11-07 02:20:31,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 213. [2021-11-07 02:20:31,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 212 states have (on average 1.0235849056603774) internal successors, (217), 212 states have internal predecessors, (217), 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) [2021-11-07 02:20:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 217 transitions. [2021-11-07 02:20:31,230 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 217 transitions. Word has length 164 [2021-11-07 02:20:31,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:20:31,231 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 217 transitions. [2021-11-07 02:20:31,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 1.9393939393939394) internal successors, (64), 33 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:20:31,231 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 217 transitions. [2021-11-07 02:20:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-07 02:20:31,233 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:20:31,233 INFO L513 BasicCegarLoop]: trace histogram [100, 30, 30, 30, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:20:31,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-11-07 02:20:31,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable533 [2021-11-07 02:20:31,434 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:20:31,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:20:31,435 INFO L85 PathProgramCache]: Analyzing trace with hash -463292118, now seen corresponding path program 12 times [2021-11-07 02:20:31,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:20:31,435 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379519945] [2021-11-07 02:20:31,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:20:31,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:20:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:32,210 INFO L134 CoverageAnalysis]: Checked inductivity of 6550 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 6085 trivial. 0 not checked. [2021-11-07 02:20:32,211 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:20:32,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379519945] [2021-11-07 02:20:32,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379519945] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:20:32,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [176667218] [2021-11-07 02:20:32,211 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:20:32,211 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:32,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:20:32,213 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:20:32,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-07 02:20:33,241 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:20:33,241 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:20:33,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-07 02:20:33,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:20:33,693 INFO L134 CoverageAnalysis]: Checked inductivity of 6550 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 6085 trivial. 0 not checked. [2021-11-07 02:20:33,693 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:20:35,402 INFO L134 CoverageAnalysis]: Checked inductivity of 6550 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 6085 trivial. 0 not checked. [2021-11-07 02:20:35,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [176667218] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:20:35,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [262564481] [2021-11-07 02:20:35,405 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:20:35,405 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:20:35,406 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:20:35,406 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:20:35,406 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:20:35,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,421 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:20:35,422 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:35,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:35,426 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_23|], 21=[|v_#valid_30|]} [2021-11-07 02:20:35,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,435 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 [2021-11-07 02:20:35,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:35,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:35,437 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:35,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,455 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 [2021-11-07 02:20:35,458 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:35,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:35,465 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:35,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,473 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:35,474 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:35,474 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:20:35,478 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:20:35,482 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,483 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:35,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:35,485 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:20:35,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:35,488 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 02:20:35,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 02:20:35,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 02:20:35,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:35,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:35,525 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:35,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,528 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 02:20:35,532 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:35,532 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 02:20:35,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,565 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,583 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,588 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:35,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:35,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 02:20:35,597 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 02:20:35,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 02:20:35,608 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,609 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,610 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:35,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:35,615 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,619 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,621 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,622 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:35,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:35,625 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,626 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,628 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:35,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:35,629 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:35,633 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,634 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:35,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:35,637 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,639 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:35,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 02:20:35,643 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 02:20:35,648 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 02:20:35,649 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 02:20:35,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 02:20:35,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 02:20:35,764 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:35,771 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:35,773 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:35,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:35,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:35,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:35,819 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:35,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,834 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,841 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 02:20:35,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 02:20:35,845 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:35,845 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 02:20:35,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,880 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:20:35,882 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,883 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:35,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:20:35,886 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,886 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:35,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:35,893 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 [2021-11-07 02:20:35,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:35,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:35,896 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:35,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,898 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:35,901 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:35,901 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:20:35,906 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:20:35,908 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:20:35,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,932 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:20:35,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:20:35,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:35,953 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:20:35,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:20:35,964 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:20:35,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:35,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:20:35,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-07 02:20:35,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:35,996 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:35,997 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:35,999 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:35,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:36,000 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:36,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:36,011 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:36,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:36,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:36,014 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:36,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,020 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,023 INFO L180 QuantifierPusher]: treesize reduction 14, result has 92.2 percent of original size [2021-11-07 02:20:36,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:20:36,026 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:36,026 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:219, output treesize:165 [2021-11-07 02:20:36,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:20:36,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,093 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:20:36,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:20:36,104 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:20:36,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:36,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:20:36,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:20:36,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:36,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:36,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:20:36,126 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:20:36,127 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:36,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:36,130 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:36,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:36,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:20:36,142 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:20:36,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:36,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:36,146 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:36,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:20:36,163 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:36,164 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:20:36,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,200 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:20:36,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:36,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:20:36,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:20:36,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:36,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:20:36,215 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:36,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:36,217 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:36,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,221 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:36,226 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:36,226 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:20:36,234 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:20:36,235 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:36,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:36,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:20:36,251 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 13 treesize of output 9 [2021-11-07 02:20:36,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:36,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:36,253 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:36,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,257 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:20:36,261 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:36,261 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:20:36,265 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:20:36,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:20:36,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:36,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:20:36,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:36,357 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:20:36,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:36,369 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:20:37,355 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:20:37,355 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:20:37,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 65 [2021-11-07 02:20:37,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276877444] [2021-11-07 02:20:37,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-11-07 02:20:37,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:20:37,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-11-07 02:20:37,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2114, Invalid=2998, Unknown=0, NotChecked=0, Total=5112 [2021-11-07 02:20:37,358 INFO L87 Difference]: Start difference. First operand 213 states and 217 transitions. Second operand has 65 states, 65 states have (on average 1.1692307692307693) internal successors, (76), 65 states have internal predecessors, (76), 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) [2021-11-07 02:20:38,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:20:38,106 INFO L93 Difference]: Finished difference Result 389 states and 491 transitions. [2021-11-07 02:20:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-11-07 02:20:38,107 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 1.1692307692307693) internal successors, (76), 65 states have internal predecessors, (76), 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 212 [2021-11-07 02:20:38,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:20:38,109 INFO L225 Difference]: With dead ends: 389 [2021-11-07 02:20:38,110 INFO L226 Difference]: Without dead ends: 309 [2021-11-07 02:20:38,111 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 667 GetRequests, 597 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 771 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=2114, Invalid=2998, Unknown=0, NotChecked=0, Total=5112 [2021-11-07 02:20:38,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2021-11-07 02:20:38,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 309. [2021-11-07 02:20:38,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 308 states have (on average 1.0162337662337662) internal successors, (313), 308 states have internal predecessors, (313), 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) [2021-11-07 02:20:38,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 313 transitions. [2021-11-07 02:20:38,129 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 313 transitions. Word has length 212 [2021-11-07 02:20:38,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:20:38,130 INFO L470 AbstractCegarLoop]: Abstraction has 309 states and 313 transitions. [2021-11-07 02:20:38,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 1.1692307692307693) internal successors, (76), 65 states have internal predecessors, (76), 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) [2021-11-07 02:20:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 313 transitions. [2021-11-07 02:20:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-07 02:20:38,137 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:20:38,137 INFO L513 BasicCegarLoop]: trace histogram [100, 62, 62, 62, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:20:38,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-07 02:20:38,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable586 [2021-11-07 02:20:38,351 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:20:38,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:20:38,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1324171478, now seen corresponding path program 13 times [2021-11-07 02:20:38,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:20:38,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755375072] [2021-11-07 02:20:38,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:20:38,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:20:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:40,442 INFO L134 CoverageAnalysis]: Checked inductivity of 11014 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 9061 trivial. 0 not checked. [2021-11-07 02:20:40,443 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:20:40,443 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755375072] [2021-11-07 02:20:40,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755375072] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:20:40,443 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1726218635] [2021-11-07 02:20:40,444 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:20:40,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:40,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:20:40,456 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:20:40,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-07 02:20:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:41,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 1328 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-07 02:20:41,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:20:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 11014 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 9061 trivial. 0 not checked. [2021-11-07 02:20:42,213 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:20:44,864 INFO L134 CoverageAnalysis]: Checked inductivity of 11014 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 9061 trivial. 0 not checked. [2021-11-07 02:20:44,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1726218635] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:20:44,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [815569985] [2021-11-07 02:20:44,866 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:20:44,867 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:20:44,867 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:20:44,867 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:20:44,868 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:20:44,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:44,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:20:44,873 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:44,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:44,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:44,880 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_24|], 21=[|v_#valid_31|]} [2021-11-07 02:20:44,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,888 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 [2021-11-07 02:20:44,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:44,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:44,890 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:44,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:44,893 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,939 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 [2021-11-07 02:20:44,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:44,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:44,944 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:44,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:44,947 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:44,950 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:44,950 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:20:44,955 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:20:44,958 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:44,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,959 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:44,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:44,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:44,960 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:44,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,961 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:44,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:20:44,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:44,963 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:44,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:44,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 02:20:44,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 02:20:44,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:44,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 02:20:45,013 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:45,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:45,019 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,024 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 02:20:45,029 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,030 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 02:20:45,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,065 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,068 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:45,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:45,070 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,073 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,076 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:45,078 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:45,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 02:20:45,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 02:20:45,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 02:20:45,092 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,095 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,097 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,097 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,098 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:45,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:45,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:45,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 02:20:45,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 02:20:45,108 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:45,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:45,110 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,111 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,111 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:45,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:45,113 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:45,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 02:20:45,116 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 02:20:45,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 02:20:45,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 02:20:45,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:45,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:45,202 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:45,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:45,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,261 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:45,262 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,277 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,287 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 02:20:45,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 02:20:45,293 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:45,294 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 02:20:45,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,336 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:20:45,339 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,340 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,340 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:45,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:20:45,342 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:45,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:45,349 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 [2021-11-07 02:20:45,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:45,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,351 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:45,351 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,353 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:45,356 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,356 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:20:45,364 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:20:45,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:20:45,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,395 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:20:45,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:20:45,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,429 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:20:45,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:20:45,437 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:20:45,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:20:45,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-07 02:20:45,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,465 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:45,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:45,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:45,469 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,481 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:45,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:45,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:45,485 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,491 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,495 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-07 02:20:45,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:45,498 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:45,498 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-07 02:20:45,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:20:45,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,532 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:20:45,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:20:45,541 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:20:45,544 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:45,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-07 02:20:45,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,561 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:20:45,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:45,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:45,564 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,574 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:20:45,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:45,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:45,586 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,594 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,597 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-07 02:20:45,600 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:45,601 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-07 02:20:45,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,622 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:20:45,623 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:20:45,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:20:45,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:45,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:20:45,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:45,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:45,635 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,637 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,639 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:45,639 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,639 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:20:45,645 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:20:45,650 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:45,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:45,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:20:45,658 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 13 treesize of output 9 [2021-11-07 02:20:45,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:45,660 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:45,660 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,662 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:20:45,664 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:45,664 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:20:45,666 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:20:45,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:45,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:45,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:20:45,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:45,718 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:20:45,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:45,744 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:20:47,012 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:20:47,012 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:20:47,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65, 65] total 102 [2021-11-07 02:20:47,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575464307] [2021-11-07 02:20:47,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2021-11-07 02:20:47,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:20:47,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2021-11-07 02:20:47,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5185, Invalid=6587, Unknown=0, NotChecked=0, Total=11772 [2021-11-07 02:20:47,018 INFO L87 Difference]: Start difference. First operand 309 states and 313 transitions. Second operand has 102 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 102 states have internal predecessors, (114), 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) [2021-11-07 02:20:48,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:20:48,901 INFO L93 Difference]: Finished difference Result 564 states and 681 transitions. [2021-11-07 02:20:48,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-11-07 02:20:48,902 INFO L78 Accepts]: Start accepts. Automaton has has 102 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 102 states have internal predecessors, (114), 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 308 [2021-11-07 02:20:48,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:20:48,904 INFO L225 Difference]: With dead ends: 564 [2021-11-07 02:20:48,904 INFO L226 Difference]: Without dead ends: 420 [2021-11-07 02:20:48,905 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 987 GetRequests, 879 SyntacticMatches, 1 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1177 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=5185, Invalid=6587, Unknown=0, NotChecked=0, Total=11772 [2021-11-07 02:20:48,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2021-11-07 02:20:48,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 420. [2021-11-07 02:20:48,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 419 states have (on average 1.0119331742243436) internal successors, (424), 419 states have internal predecessors, (424), 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) [2021-11-07 02:20:48,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 424 transitions. [2021-11-07 02:20:48,928 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 424 transitions. Word has length 308 [2021-11-07 02:20:48,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:20:48,929 INFO L470 AbstractCegarLoop]: Abstraction has 420 states and 424 transitions. [2021-11-07 02:20:48,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 102 states have internal predecessors, (114), 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) [2021-11-07 02:20:48,930 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 424 transitions. [2021-11-07 02:20:48,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-11-07 02:20:48,940 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:20:48,941 INFO L513 BasicCegarLoop]: trace histogram [100, 99, 99, 99, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:20:48,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-07 02:20:49,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable639 [2021-11-07 02:20:49,167 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:20:49,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:20:49,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1710626001, now seen corresponding path program 14 times [2021-11-07 02:20:49,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:20:49,168 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503903501] [2021-11-07 02:20:49,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:20:49,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:20:49,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:49,684 INFO L134 CoverageAnalysis]: Checked inductivity of 20005 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2021-11-07 02:20:49,684 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:20:49,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503903501] [2021-11-07 02:20:49,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503903501] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:20:49,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986100696] [2021-11-07 02:20:49,685 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:20:49,685 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:49,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:20:49,686 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:20:49,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-07 02:20:52,611 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-11-07 02:20:52,611 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:20:52,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-07 02:20:52,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:20:53,359 INFO L134 CoverageAnalysis]: Checked inductivity of 20005 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2021-11-07 02:20:53,360 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:20:54,355 INFO L134 CoverageAnalysis]: Checked inductivity of 20005 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2021-11-07 02:20:54,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [986100696] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:20:54,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [928890790] [2021-11-07 02:20:54,357 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:20:54,358 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:20:54,358 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:20:54,358 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:20:54,358 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:20:54,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,385 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:54,387 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:20:54,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:20:54,391 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_25|], 21=[|v_#valid_32|]} [2021-11-07 02:20:54,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,401 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 [2021-11-07 02:20:54,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:54,404 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:54,405 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,408 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,427 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 [2021-11-07 02:20:54,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:54,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:54,431 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,435 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:20:54,438 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,438 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:20:54,442 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:20:54,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:54,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:20:54,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-07 02:20:54,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:54,450 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-07 02:20:54,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-07 02:20:54,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-07 02:20:54,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:54,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-07 02:20:54,492 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,496 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-07 02:20:54,501 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,501 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-07 02:20:54,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,545 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:54,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:54,546 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,553 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,557 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:54,559 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:54,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 02:20:54,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-07 02:20:54,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-07 02:20:54,616 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,620 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,622 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,623 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:54,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:54,625 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,627 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-07 02:20:54,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-07 02:20:54,630 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 02:20:54,633 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,634 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,634 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:54,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:20:54,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,638 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,639 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:20:54,640 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:20:54,641 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:54,646 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-07 02:20:54,647 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-07 02:20:54,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-07 02:20:54,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:20:54,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:54,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:20:54,736 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-07 02:20:54,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:54,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:20:54,776 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,788 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,804 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-07 02:20:54,808 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-07 02:20:54,809 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:54,810 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-07 02:20:54,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,844 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:20:54,846 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:20:54,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:20:54,849 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:54,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:54,855 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 [2021-11-07 02:20:54,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:54,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:20:54,857 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,859 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:20:54,861 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,862 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:20:54,866 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:20:54,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:20:54,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,894 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:20:54,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:20:54,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,927 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:20:54,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:20:54,936 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:20:54,946 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:54,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:20:54,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:20:54,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,961 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:54,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,963 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:54,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:54,964 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:54,974 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:20:54,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:54,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:54,976 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:54,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,980 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,982 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-07 02:20:54,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:20:54,984 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:54,984 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-07 02:20:54,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:54,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-07 02:20:54,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:54,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,006 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:20:55,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:20:55,011 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:20:55,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:55,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:20:55,014 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-07 02:20:55,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:55,024 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:20:55,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:55,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:55,026 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:55,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:55,033 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-07 02:20:55,034 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:55,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:55,035 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:55,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,040 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-07 02:20:55,044 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:20:55,044 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-07 02:20:55,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,062 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:20:55,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:55,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:20:55,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:20:55,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:20:55,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:20:55,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:55,072 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:20:55,073 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:55,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,075 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:20:55,077 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:55,077 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:20:55,082 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:20:55,082 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:20:55,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:20:55,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:20:55,092 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 13 treesize of output 9 [2021-11-07 02:20:55,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:55,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:20:55,094 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:20:55,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,096 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,097 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:20:55,097 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:20:55,098 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:20:55,099 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:20:55,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:20:55,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:20:55,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:20:55,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:20:55,149 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:20:55,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:20:55,155 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:20:55,892 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:20:55,892 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:20:55,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 33 [2021-11-07 02:20:55,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829890221] [2021-11-07 02:20:55,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-11-07 02:20:55,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:20:55,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-11-07 02:20:55,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=562, Invalid=998, Unknown=0, NotChecked=0, Total=1560 [2021-11-07 02:20:55,895 INFO L87 Difference]: Start difference. First operand 420 states and 424 transitions. Second operand has 33 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 33 states have internal predecessors, (44), 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) [2021-11-07 02:20:55,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:20:55,962 INFO L93 Difference]: Finished difference Result 539 states and 559 transitions. [2021-11-07 02:20:55,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-07 02:20:55,962 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 33 states have internal predecessors, (44), 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 419 [2021-11-07 02:20:55,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:20:55,964 INFO L225 Difference]: With dead ends: 539 [2021-11-07 02:20:55,965 INFO L226 Difference]: Without dead ends: 436 [2021-11-07 02:20:55,965 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1272 GetRequests, 1234 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=562, Invalid=998, Unknown=0, NotChecked=0, Total=1560 [2021-11-07 02:20:55,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2021-11-07 02:20:55,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 436. [2021-11-07 02:20:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 435 states have (on average 1.0114942528735633) internal successors, (440), 435 states have internal predecessors, (440), 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) [2021-11-07 02:20:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 440 transitions. [2021-11-07 02:20:55,983 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 440 transitions. Word has length 419 [2021-11-07 02:20:55,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:20:55,984 INFO L470 AbstractCegarLoop]: Abstraction has 436 states and 440 transitions. [2021-11-07 02:20:55,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 1.3333333333333333) internal successors, (44), 33 states have internal predecessors, (44), 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) [2021-11-07 02:20:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 440 transitions. [2021-11-07 02:20:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2021-11-07 02:20:55,987 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:20:55,988 INFO L513 BasicCegarLoop]: trace histogram [100, 99, 99, 99, 30, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:20:56,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-07 02:20:56,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable692,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:56,199 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:20:56,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:20:56,199 INFO L85 PathProgramCache]: Analyzing trace with hash -334153425, now seen corresponding path program 15 times [2021-11-07 02:20:56,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:20:56,199 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380779134] [2021-11-07 02:20:56,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:20:56,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:20:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:20:56,947 INFO L134 CoverageAnalysis]: Checked inductivity of 20365 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2021-11-07 02:20:56,947 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:20:56,947 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380779134] [2021-11-07 02:20:56,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380779134] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:20:56,948 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541423836] [2021-11-07 02:20:56,948 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:20:56,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:20:56,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:20:56,948 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:20:56,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-07 02:20:58,138 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:20:58,138 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:20:58,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 1725 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-07 02:20:58,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:20:58,943 INFO L134 CoverageAnalysis]: Checked inductivity of 20365 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2021-11-07 02:20:58,944 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:00,629 INFO L134 CoverageAnalysis]: Checked inductivity of 20365 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2021-11-07 02:21:00,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541423836] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:00,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [848581748] [2021-11-07 02:21:00,631 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:21:00,631 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:21:00,632 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:21:00,632 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:21:00,632 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:21:00,644 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,644 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,645 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:21:00,645 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:21:00,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:21:00,661 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_26|], 21=[|v_#valid_33|]} [2021-11-07 02:21:00,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,669 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 [2021-11-07 02:21:00,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,669 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:21:00,683 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,683 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:21:00,684 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:00,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:00,686 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,712 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 [2021-11-07 02:21:00,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:21:00,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:21:00,716 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:00,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:00,718 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:21:00,721 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:00,721 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:21:00,723 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:21:00,726 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,727 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:00,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:21:00,729 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,731 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:21:00,732 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:21:00,732 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:21:00,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:21:00,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:21:00,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,775 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:21:00,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:21:00,777 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:00,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:00,782 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,786 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:21:00,787 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:00,787 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 02:21:00,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:00,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:00,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:00,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,838 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:21:00,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:21:00,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 02:21:00,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 02:21:00,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 02:21:00,854 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:00,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:21:00,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,862 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,863 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:00,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:21:00,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,865 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:21:00,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 02:21:00,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:21:00,869 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,870 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:00,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:21:00,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:21:00,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:21:00,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,879 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:21:00,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 02:21:00,881 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:00,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 02:21:00,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:21:00,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:21:00,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:21:00,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:00,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:21:00,955 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:00,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:00,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:01,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 02:21:01,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:21:01,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,006 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:21:01,006 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,024 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,030 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 02:21:01,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 02:21:01,033 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:21:01,033 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 02:21:01,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,056 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:21:01,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:01,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:01,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:21:01,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:21:01,060 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:01,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:01,061 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:21:01,065 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 [2021-11-07 02:21:01,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:21:01,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:21:01,066 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,068 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:21:01,069 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,069 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:21:01,073 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:21:01,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:21:01,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,091 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:21:01,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:21:01,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,113 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:21:01,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:21:01,118 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:21:01,119 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:01,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:21:01,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-07 02:21:01,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:01,182 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:21:01,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:01,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:01,194 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:01,202 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:21:01,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:01,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:01,205 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,208 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,210 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-07 02:21:01,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:21:01,212 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:21:01,212 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-07 02:21:01,213 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:21:01,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,234 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:21:01,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:21:01,239 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:21:01,240 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:01,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:21:01,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:21:01,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:01,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:01,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:21:01,252 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:21:01,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,264 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:01,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:01,265 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:01,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:01,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:21:01,275 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:21:01,275 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:01,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:01,277 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,282 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,284 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:21:01,285 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:21:01,285 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:21:01,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,301 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:21:01,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:01,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:21:01,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:21:01,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:01,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:21:01,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:01,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:01,310 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,312 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:21:01,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,315 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:21:01,319 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:21:01,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:01,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:21:01,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:21:01,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-07 02:21:01,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:01,342 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:01,343 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,345 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,347 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,348 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:21:01,348 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:01,348 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:21:01,350 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:21:01,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-07 02:21:01,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:01,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:21:01,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:01,415 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:21:01,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:21:01,423 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:21:02,498 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:21:02,498 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:21:02,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 65 [2021-11-07 02:21:02,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413750122] [2021-11-07 02:21:02,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-11-07 02:21:02,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:21:02,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-11-07 02:21:02,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2114, Invalid=2998, Unknown=0, NotChecked=0, Total=5112 [2021-11-07 02:21:02,502 INFO L87 Difference]: Start difference. First operand 436 states and 440 transitions. Second operand has 65 states, 65 states have (on average 1.1692307692307693) internal successors, (76), 65 states have internal predecessors, (76), 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) [2021-11-07 02:21:02,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:21:02,594 INFO L93 Difference]: Finished difference Result 571 states and 607 transitions. [2021-11-07 02:21:02,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-11-07 02:21:02,595 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 1.1692307692307693) internal successors, (76), 65 states have internal predecessors, (76), 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 435 [2021-11-07 02:21:02,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:21:02,598 INFO L225 Difference]: With dead ends: 571 [2021-11-07 02:21:02,598 INFO L226 Difference]: Without dead ends: 468 [2021-11-07 02:21:02,599 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1336 GetRequests, 1266 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 771 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=2114, Invalid=2998, Unknown=0, NotChecked=0, Total=5112 [2021-11-07 02:21:02,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-11-07 02:21:02,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 468. [2021-11-07 02:21:02,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 467 states have (on average 1.0107066381156318) internal successors, (472), 467 states have internal predecessors, (472), 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) [2021-11-07 02:21:02,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 472 transitions. [2021-11-07 02:21:02,621 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 472 transitions. Word has length 435 [2021-11-07 02:21:02,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:21:02,621 INFO L470 AbstractCegarLoop]: Abstraction has 468 states and 472 transitions. [2021-11-07 02:21:02,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 1.1692307692307693) internal successors, (76), 65 states have internal predecessors, (76), 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) [2021-11-07 02:21:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 472 transitions. [2021-11-07 02:21:02,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-07 02:21:02,624 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:21:02,625 INFO L513 BasicCegarLoop]: trace histogram [100, 99, 99, 99, 62, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:21:02,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:02,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable745 [2021-11-07 02:21:02,825 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:21:02,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:21:02,826 INFO L85 PathProgramCache]: Analyzing trace with hash -1424501457, now seen corresponding path program 16 times [2021-11-07 02:21:02,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:21:02,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245405819] [2021-11-07 02:21:02,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:02,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:21:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 21853 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2021-11-07 02:21:04,707 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:21:04,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245405819] [2021-11-07 02:21:04,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245405819] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:21:04,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329014725] [2021-11-07 02:21:04,708 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:21:04,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:21:04,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:21:04,709 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:21:04,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-07 02:21:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:06,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 1853 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-07 02:21:06,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:07,094 INFO L134 CoverageAnalysis]: Checked inductivity of 21853 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2021-11-07 02:21:07,095 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:09,999 INFO L134 CoverageAnalysis]: Checked inductivity of 21853 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 19900 trivial. 0 not checked. [2021-11-07 02:21:10,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1329014725] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:10,000 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1871960989] [2021-11-07 02:21:10,001 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-07 02:21:10,001 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:21:10,002 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:21:10,002 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:21:10,002 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:21:10,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,010 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:21:10,011 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 02:21:10,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:21:10,014 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_27|], 21=[|v_#valid_34|]} [2021-11-07 02:21:10,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,023 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 [2021-11-07 02:21:10,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:21:10,025 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:21:10,025 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,029 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,044 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 [2021-11-07 02:21:10,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,046 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:21:10,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 02:21:10,047 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,051 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-07 02:21:10,054 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,054 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-07 02:21:10,057 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-07 02:21:10,060 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,061 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,062 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,062 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:10,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:21:10,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,064 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,065 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:21:10,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:21:10,066 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:21:10,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:21:10,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:21:10,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:21:10,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:21:10,110 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,114 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-07 02:21:10,118 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,118 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-07 02:21:10,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,156 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,162 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,165 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:21:10,168 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:21:10,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-07 02:21:10,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-07 02:21:10,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-07 02:21:10,180 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,181 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:10,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:21:10,186 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,191 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,192 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:10,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:21:10,194 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,195 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:21:10,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-07 02:21:10,198 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-07 02:21:10,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,201 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:10,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:21:10,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,204 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,205 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-07 02:21:10,207 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:21:10,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:21:10,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-07 02:21:10,212 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,217 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-07 02:21:10,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:21:10,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-07 02:21:10,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:21:10,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-07 02:21:10,303 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 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 [2021-11-07 02:21:10,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:21:10,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,342 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-07 02:21:10,342 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,360 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,368 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-07 02:21:10,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-07 02:21:10,373 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:21:10,373 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-07 02:21:10,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,402 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-07 02:21:10,403 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,407 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:21:10,408 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:21:10,409 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-07 02:21:10,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:21:10,414 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 [2021-11-07 02:21:10,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:21:10,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:21:10,416 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,418 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-07 02:21:10,420 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,420 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-07 02:21:10,424 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-07 02:21:10,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:21:10,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,450 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-07 02:21:10,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:21:10,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,504 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-07 02:21:10,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-07 02:21:10,511 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-07 02:21:10,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-07 02:21:10,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-07 02:21:10,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,531 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:21:10,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:10,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:10,533 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,541 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 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-07 02:21:10,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:10,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:10,544 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,548 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,551 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-07 02:21:10,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:21:10,553 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:21:10,554 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-07 02:21:10,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-07 02:21:10,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,579 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-07 02:21:10,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:21:10,586 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-07 02:21:10,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-07 02:21:10,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-07 02:21:10,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:21:10,601 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:21:10,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:10,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:10,603 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:21:10,612 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 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-07 02:21:10,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:10,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:10,614 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,620 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-07 02:21:10,625 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:21:10,626 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-07 02:21:10,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,649 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-07 02:21:10,650 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-07 02:21:10,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-07 02:21:10,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:21:10,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-07 02:21:10,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:10,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,665 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:21:10,665 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,668 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:21:10,671 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,671 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-07 02:21:10,677 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-07 02:21:10,678 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:21:10,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:21:10,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-07 02:21:10,688 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 13 treesize of output 9 [2021-11-07 02:21:10,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:10,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:21:10,690 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,692 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,693 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,694 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-07 02:21:10,695 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:21:10,695 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-07 02:21:10,697 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-07 02:21:10,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:21:10,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,714 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:21:10,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-07 02:21:10,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:21:10,738 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-07 02:21:10,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-07 02:21:10,744 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:21:11,688 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:21:11,688 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:21:11,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65, 65] total 102 [2021-11-07 02:21:11,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078816353] [2021-11-07 02:21:11,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 102 states [2021-11-07 02:21:11,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:21:11,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2021-11-07 02:21:11,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5185, Invalid=6587, Unknown=0, NotChecked=0, Total=11772 [2021-11-07 02:21:11,692 INFO L87 Difference]: Start difference. First operand 468 states and 472 transitions. Second operand has 102 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 102 states have internal predecessors, (114), 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) [2021-11-07 02:21:11,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:21:11,821 INFO L93 Difference]: Finished difference Result 608 states and 649 transitions. [2021-11-07 02:21:11,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-11-07 02:21:11,827 INFO L78 Accepts]: Start accepts. Automaton has has 102 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 102 states have internal predecessors, (114), 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 467 [2021-11-07 02:21:11,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:21:11,831 INFO L225 Difference]: With dead ends: 608 [2021-11-07 02:21:11,831 INFO L226 Difference]: Without dead ends: 505 [2021-11-07 02:21:11,833 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1464 GetRequests, 1356 SyntacticMatches, 1 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1177 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=5185, Invalid=6587, Unknown=0, NotChecked=0, Total=11772 [2021-11-07 02:21:11,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2021-11-07 02:21:11,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 505. [2021-11-07 02:21:11,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 505 states, 504 states have (on average 1.0099206349206349) internal successors, (509), 504 states have internal predecessors, (509), 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) [2021-11-07 02:21:11,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 509 transitions. [2021-11-07 02:21:11,853 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 509 transitions. Word has length 467 [2021-11-07 02:21:11,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:21:11,854 INFO L470 AbstractCegarLoop]: Abstraction has 505 states and 509 transitions. [2021-11-07 02:21:11,855 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 102 states, 102 states have (on average 1.1176470588235294) internal successors, (114), 102 states have internal predecessors, (114), 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) [2021-11-07 02:21:11,855 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 509 transitions. [2021-11-07 02:21:11,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2021-11-07 02:21:11,858 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:21:11,859 INFO L513 BasicCegarLoop]: trace histogram [100, 99, 99, 99, 99, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:21:11,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:12,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable798,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:21:12,071 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:21:12,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:21:12,072 INFO L85 PathProgramCache]: Analyzing trace with hash -237279939, now seen corresponding path program 17 times [2021-11-07 02:21:12,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:21:12,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343805065] [2021-11-07 02:21:12,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:12,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:21:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 02:21:25,503 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 02:21:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 02:21:38,568 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-07 02:21:38,568 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 02:21:38,569 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:21:38,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable851 [2021-11-07 02:21:38,575 INFO L731 BasicCegarLoop]: Path program histogram: [17, 1, 1, 1] [2021-11-07 02:21:38,580 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 02:21:38,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:21:38 BoogieIcfgContainer [2021-11-07 02:21:38,945 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 02:21:38,946 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 02:21:38,946 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 02:21:38,947 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 02:21:38,947 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:19:34" (3/4) ... [2021-11-07 02:21:38,951 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 02:21:38,951 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 02:21:38,951 INFO L168 Benchmark]: Toolchain (without parser) took 126029.56 ms. Allocated memory was 81.8 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 44.2 MB in the beginning and 472.3 MB in the end (delta: -428.1 MB). Peak memory consumption was 954.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:21:38,952 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 81.8 MB. Free memory was 61.1 MB in the beginning and 61.0 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:21:38,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.96 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 44.1 MB in the beginning and 87.0 MB in the end (delta: -42.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-11-07 02:21:38,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.83 ms. Allocated memory is still 111.1 MB. Free memory was 87.0 MB in the beginning and 85.2 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:21:38,952 INFO L168 Benchmark]: Boogie Preprocessor took 39.49 ms. Allocated memory is still 111.1 MB. Free memory was 85.2 MB in the beginning and 83.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 02:21:38,952 INFO L168 Benchmark]: RCFGBuilder took 766.84 ms. Allocated memory is still 111.1 MB. Free memory was 83.6 MB in the beginning and 67.2 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:21:38,953 INFO L168 Benchmark]: TraceAbstraction took 124813.34 ms. Allocated memory was 111.1 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 66.9 MB in the beginning and 472.3 MB in the end (delta: -405.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2021-11-07 02:21:38,953 INFO L168 Benchmark]: Witness Printer took 5.29 ms. Allocated memory is still 1.5 GB. Free memory is still 472.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:21:38,954 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 81.8 MB. Free memory was 61.1 MB in the beginning and 61.0 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 340.96 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 44.1 MB in the beginning and 87.0 MB in the end (delta: -42.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.83 ms. Allocated memory is still 111.1 MB. Free memory was 87.0 MB in the beginning and 85.2 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.49 ms. Allocated memory is still 111.1 MB. Free memory was 85.2 MB in the beginning and 83.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 766.84 ms. Allocated memory is still 111.1 MB. Free memory was 83.6 MB in the beginning and 67.2 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 124813.34 ms. Allocated memory was 111.1 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 66.9 MB in the beginning and 472.3 MB in the end (delta: -405.4 MB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. * Witness Printer took 5.29 ms. Allocated memory is still 1.5 GB. Free memory is still 472.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 53]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseXor at line 24. Possible FailurePath: [L31] int x[100]; [L32] int temp; [L33] int ret; [L34] int ret2; [L35] int ret5; [L37] int i = 0; [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND TRUE i < 100 [L38] x[i] = __VERIFIER_nondet_int() [L37] i++ [L37] COND FALSE !(i < 100) [L20] int i; [L21] long long res; [L22] EXPR x[0] [L22] res = x[0] [L23] i = 1 [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND FALSE !(i < 100) [L26] return res; [L41] ret = xor(x) [L43] EXPR x[0] [L43] temp=x[0] [L43] EXPR x[1] [L43] x[0] = x[1] [L43] x[1] = temp [L20] int i; [L21] long long res; [L22] EXPR x[0] [L22] res = x[0] [L23] i = 1 [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND FALSE !(i < 100) [L26] return res; [L44] ret2 = xor(x) [L45] EXPR x[0] [L45] temp=x[0] [L46] int i =0 ; [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND TRUE i<100 -1 [L47] EXPR x[i+1] [L47] x[i] = x[i+1] [L46] i++ [L46] COND FALSE !(i<100 -1) [L49] x[100 -1] = temp [L20] int i; [L21] long long res; [L22] EXPR x[0] [L22] res = x[0] [L23] i = 1 [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND TRUE i < 100 [L24] EXPR x[i] [L24] res = res ^ x[i] [L23] i++ [L23] COND FALSE !(i < 100) [L26] return res; [L50] ret5 = xor(x) [L52] COND TRUE ret != ret2 || ret !=ret5 [L53] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 124.3s, OverallIterations: 20, TraceHistogramMax: 100, PathProgramHistogramMax: 17, EmptinessCheckTime: 0.0s, AutomataDifference: 4.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 216 SDtfs, 0 SDslu, 502 SDs, 0 SdLazy, 1404 SolverSat, 2221 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8703 GetRequests, 7739 SyntacticMatches, 3 SemanticMatches, 961 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10570 ImplicationChecksByTransitivity, 41.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=505occurred in iteration=19, InterpolantAutomatonStates: 869, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 19 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 21.5s SatisfiabilityAnalysisTime, 39.0s InterpolantComputationTime, 5972 NumberOfCodeBlocks, 5419 NumberOfCodeBlocksAsserted, 62 NumberOfCheckSat, 8143 ConstructedInterpolants, 0 QuantifiedInterpolants, 10959 SizeOfPredicates, 0 NumberOfNonLiveVariables, 10530 ConjunctsInSsa, 449 ConjunctsInUnsatCore, 55 InterpolantComputations, 5 PerfectInterpolantSequences, 268362/308130 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-07 02:21:39,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-crafted/xor1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8 --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 fa90627ffc045ef90595d49d60ca0f6095b53b667a9d0f028eb93e7bf4c6c579 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:21:41,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:21:41,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:21:41,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:21:41,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:21:41,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:21:41,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:21:41,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:21:41,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:21:41,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:21:41,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:21:41,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:21:41,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:21:41,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:21:41,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:21:41,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:21:41,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:21:41,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:21:41,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:21:41,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:21:41,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:21:41,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:21:41,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:21:41,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:21:41,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:21:41,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:21:41,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:21:41,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:21:41,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:21:41,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:21:41,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:21:41,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:21:41,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:21:41,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:21:41,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:21:41,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:21:41,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:21:41,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:21:41,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:21:41,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:21:41,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:21:41,847 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 02:21:41,903 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:21:41,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:21:41,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:21:41,905 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:21:41,905 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:21:41,906 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:21:41,906 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:21:41,910 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:21:41,912 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:21:41,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:21:41,915 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:21:41,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:21:41,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:21:41,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:21:41,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:21:41,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:21:41,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:21:41,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:21:41,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:21:41,917 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:21:41,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:21:41,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:21:41,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:21:41,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:21:41,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:21:41,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:21:41,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:21:41,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:21:41,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:21:41,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:21:41,921 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:21:41,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:21:41,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:21:41,921 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:21:41,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:21:41,922 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa90627ffc045ef90595d49d60ca0f6095b53b667a9d0f028eb93e7bf4c6c579 [2021-11-07 02:21:42,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:21:42,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:21:42,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:21:42,444 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:21:42,445 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:21:42,446 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/array-crafted/xor1.i [2021-11-07 02:21:42,529 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data/6669d2de2/371228bea4194de8bedd08b40af41964/FLAG45af4af8d [2021-11-07 02:21:43,208 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:21:43,210 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/sv-benchmarks/c/array-crafted/xor1.i [2021-11-07 02:21:43,217 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data/6669d2de2/371228bea4194de8bedd08b40af41964/FLAG45af4af8d [2021-11-07 02:21:43,561 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/data/6669d2de2/371228bea4194de8bedd08b40af41964 [2021-11-07 02:21:43,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:21:43,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:21:43,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:21:43,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:21:43,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:21:43,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:43,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f1554c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43, skipping insertion in model container [2021-11-07 02:21:43,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:43,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:21:43,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:21:43,830 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_408cc23e-3cd6-428e-a789-d5b8caee968b/sv-benchmarks/c/array-crafted/xor1.i[1285,1298] [2021-11-07 02:21:43,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:21:43,846 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:21:43,889 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_408cc23e-3cd6-428e-a789-d5b8caee968b/sv-benchmarks/c/array-crafted/xor1.i[1285,1298] [2021-11-07 02:21:43,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:21:43,956 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:21:43,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43 WrapperNode [2021-11-07 02:21:43,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:21:43,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:21:43,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:21:43,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:21:43,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:21:44,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:21:44,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:21:44,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:21:44,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:21:44,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:21:44,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:21:44,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:21:44,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (1/1) ... [2021-11-07 02:21:44,147 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:21:44,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:21:44,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:21:44,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:21:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 02:21:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:21:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 02:21:44,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:21:44,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:21:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 02:21:44,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 02:21:44,665 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:21:44,665 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-11-07 02:21:44,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:21:44 BoogieIcfgContainer [2021-11-07 02:21:44,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:21:44,669 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:21:44,670 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:21:44,689 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:21:44,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:21:43" (1/3) ... [2021-11-07 02:21:44,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f1fd0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:21:44, skipping insertion in model container [2021-11-07 02:21:44,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:21:43" (2/3) ... [2021-11-07 02:21:44,702 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f1fd0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:21:44, skipping insertion in model container [2021-11-07 02:21:44,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:21:44" (3/3) ... [2021-11-07 02:21:44,704 INFO L111 eAbstractionObserver]: Analyzing ICFG xor1.i [2021-11-07 02:21:44,710 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:21:44,710 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 02:21:44,827 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:21:44,835 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 [2021-11-07 02:21:44,835 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 02:21:44,854 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 25 states have (on average 1.48) internal successors, (37), 26 states have internal predecessors, (37), 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) [2021-11-07 02:21:44,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 02:21:44,861 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:21:44,862 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:21:44,863 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:21:44,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:21:44,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1858201700, now seen corresponding path program 1 times [2021-11-07 02:21:44,892 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:21:44,893 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1591428946] [2021-11-07 02:21:44,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:44,894 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:21:44,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:21:44,898 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:21:44,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 02:21:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:45,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:21:45,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:21:45,179 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:45,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:21:45,308 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:21:45,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1591428946] [2021-11-07 02:21:45,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1591428946] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:21:45,310 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:21:45,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 02:21:45,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882480782] [2021-11-07 02:21:45,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:21:45,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:21:45,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:21:45,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:21:45,339 INFO L87 Difference]: Start difference. First operand has 27 states, 25 states have (on average 1.48) internal successors, (37), 26 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) [2021-11-07 02:21:45,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:21:45,395 INFO L93 Difference]: Finished difference Result 53 states and 75 transitions. [2021-11-07 02:21:45,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:21:45,397 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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 17 [2021-11-07 02:21:45,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:21:45,408 INFO L225 Difference]: With dead ends: 53 [2021-11-07 02:21:45,409 INFO L226 Difference]: Without dead ends: 26 [2021-11-07 02:21:45,412 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:21:45,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2021-11-07 02:21:45,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2021-11-07 02:21:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 25 states have (on average 1.2) internal successors, (30), 25 states have internal predecessors, (30), 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) [2021-11-07 02:21:45,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2021-11-07 02:21:45,462 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 30 transitions. Word has length 17 [2021-11-07 02:21:45,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:21:45,463 INFO L470 AbstractCegarLoop]: Abstraction has 26 states and 30 transitions. [2021-11-07 02:21:45,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) [2021-11-07 02:21:45,463 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2021-11-07 02:21:45,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-07 02:21:45,465 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:21:45,465 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:21:45,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:45,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:21:45,681 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:21:45,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:21:45,688 INFO L85 PathProgramCache]: Analyzing trace with hash 902639456, now seen corresponding path program 1 times [2021-11-07 02:21:45,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:21:45,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1841661714] [2021-11-07 02:21:45,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:45,691 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:21:45,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:21:45,693 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:21:45,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 02:21:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:45,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:21:45,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:21:46,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:46,165 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:21:46,165 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:21:46,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1841661714] [2021-11-07 02:21:46,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1841661714] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:46,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [748261876] [2021-11-07 02:21:46,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:46,167 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 02:21:46,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 02:21:46,171 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 02:21:46,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-07 02:21:46,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:46,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:21:46,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:46,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:21:46,400 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:46,468 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:21:46,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [748261876] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:46,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2124340427] [2021-11-07 02:21:46,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:46,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:21:46,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:21:46,472 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:21:46,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 02:21:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:46,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:21:46,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:46,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 02:21:46,675 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:46,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 02:21:46,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2124340427] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:21:46,757 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 4 imperfect interpolant sequences. [2021-11-07 02:21:46,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5, 5, 5] total 10 [2021-11-07 02:21:46,758 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484317465] [2021-11-07 02:21:46,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:21:46,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:21:46,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:21:46,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-07 02:21:46,761 INFO L87 Difference]: Start difference. First operand 26 states and 30 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:21:46,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:21:46,847 INFO L93 Difference]: Finished difference Result 51 states and 63 transitions. [2021-11-07 02:21:46,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:21:46,848 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-07 02:21:46,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:21:46,850 INFO L225 Difference]: With dead ends: 51 [2021-11-07 02:21:46,850 INFO L226 Difference]: Without dead ends: 35 [2021-11-07 02:21:46,851 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-07 02:21:46,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-11-07 02:21:46,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-11-07 02:21:46,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.1470588235294117) internal successors, (39), 34 states have internal predecessors, (39), 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) [2021-11-07 02:21:46,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 39 transitions. [2021-11-07 02:21:46,859 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 39 transitions. Word has length 21 [2021-11-07 02:21:46,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:21:46,860 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 39 transitions. [2021-11-07 02:21:46,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:21:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2021-11-07 02:21:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 02:21:46,862 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:21:46,862 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:21:46,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:47,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:47,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:47,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 02:21:47,482 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:21:47,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:21:47,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1928610084, now seen corresponding path program 1 times [2021-11-07 02:21:47,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:21:47,484 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1109299797] [2021-11-07 02:21:47,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:47,484 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:21:47,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:21:47,487 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:21:47,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 02:21:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:47,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:21:47,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:47,790 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 02:21:47,791 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:47,936 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 02:21:47,937 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:21:47,938 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1109299797] [2021-11-07 02:21:47,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1109299797] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:47,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1952462315] [2021-11-07 02:21:47,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:47,940 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 02:21:47,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 02:21:47,947 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 02:21:47,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-07 02:21:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:48,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:21:48,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:48,306 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 02:21:48,306 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 02:21:48,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1952462315] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:48,416 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615771119] [2021-11-07 02:21:48,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:48,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:21:48,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:21:48,423 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:21:48,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-07 02:21:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:48,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:21:48,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:48,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 02:21:48,653 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:48,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 02:21:48,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615771119] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:21:48,720 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 4 imperfect interpolant sequences. [2021-11-07 02:21:48,720 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5, 5, 5] total 10 [2021-11-07 02:21:48,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879463492] [2021-11-07 02:21:48,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:21:48,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:21:48,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:21:48,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-07 02:21:48,724 INFO L87 Difference]: Start difference. First operand 35 states and 39 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:21:48,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:21:48,759 INFO L93 Difference]: Finished difference Result 49 states and 55 transitions. [2021-11-07 02:21:48,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:21:48,760 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-07 02:21:48,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:21:48,762 INFO L225 Difference]: With dead ends: 49 [2021-11-07 02:21:48,762 INFO L226 Difference]: Without dead ends: 38 [2021-11-07 02:21:48,763 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-07 02:21:48,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-11-07 02:21:48,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2021-11-07 02:21:48,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 37 states have (on average 1.135135135135135) internal successors, (42), 37 states have internal predecessors, (42), 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) [2021-11-07 02:21:48,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2021-11-07 02:21:48,776 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 42 transitions. Word has length 33 [2021-11-07 02:21:48,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:21:48,777 INFO L470 AbstractCegarLoop]: Abstraction has 38 states and 42 transitions. [2021-11-07 02:21:48,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:21:48,777 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2021-11-07 02:21:48,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 02:21:48,779 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:21:48,779 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:21:48,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:49,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:49,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2021-11-07 02:21:49,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 02:21:49,395 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:21:49,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:21:49,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1059243608, now seen corresponding path program 1 times [2021-11-07 02:21:49,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:21:49,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1198590274] [2021-11-07 02:21:49,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:49,396 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:21:49,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:21:49,397 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:21:49,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 02:21:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:49,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:21:49,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 02:21:49,724 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:49,867 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 02:21:49,867 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:21:49,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1198590274] [2021-11-07 02:21:49,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1198590274] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:49,868 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [931895232] [2021-11-07 02:21:49,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:49,868 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 02:21:49,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 02:21:49,870 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 02:21:49,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2021-11-07 02:21:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:50,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:21:50,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:50,249 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 02:21:50,249 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:50,351 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 02:21:50,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [931895232] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:50,354 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [85491597] [2021-11-07 02:21:50,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:21:50,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:21:50,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:21:50,355 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:21:50,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-07 02:21:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:21:50,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 02:21:50,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:50,706 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 02:21:50,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-07 02:21:50,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [85491597] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:50,983 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 02:21:50,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 6] total 15 [2021-11-07 02:21:50,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181749650] [2021-11-07 02:21:50,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-07 02:21:50,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:21:50,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-07 02:21:50,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2021-11-07 02:21:50,986 INFO L87 Difference]: Start difference. First operand 38 states and 42 transitions. Second operand has 15 states, 15 states have (on average 3.4) internal successors, (51), 15 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:21:51,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:21:51,587 INFO L93 Difference]: Finished difference Result 101 states and 124 transitions. [2021-11-07 02:21:51,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 02:21:51,588 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.4) internal successors, (51), 15 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-07 02:21:51,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:21:51,589 INFO L225 Difference]: With dead ends: 101 [2021-11-07 02:21:51,589 INFO L226 Difference]: Without dead ends: 70 [2021-11-07 02:21:51,590 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2021-11-07 02:21:51,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-11-07 02:21:51,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2021-11-07 02:21:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 69 states have (on average 1.0724637681159421) internal successors, (74), 69 states have internal predecessors, (74), 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) [2021-11-07 02:21:51,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 74 transitions. [2021-11-07 02:21:51,602 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 74 transitions. Word has length 37 [2021-11-07 02:21:51,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:21:51,602 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 74 transitions. [2021-11-07 02:21:51,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.4) internal successors, (51), 15 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:21:51,602 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2021-11-07 02:21:51,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-07 02:21:51,605 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:21:51,606 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:21:51,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:51,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2021-11-07 02:21:52,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:52,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:21:52,220 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:21:52,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:21:52,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1210501304, now seen corresponding path program 2 times [2021-11-07 02:21:52,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:21:52,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1029191421] [2021-11-07 02:21:52,221 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 02:21:52,221 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:21:52,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:21:52,223 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:21:52,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 02:21:52,521 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 02:21:52,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:21:52,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 02:21:52,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:52,826 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-07 02:21:52,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:53,207 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-07 02:21:53,207 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:21:53,207 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1029191421] [2021-11-07 02:21:53,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1029191421] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:53,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1374906846] [2021-11-07 02:21:53,208 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 02:21:53,208 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 02:21:53,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 02:21:53,209 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 02:21:53,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-11-07 02:21:53,710 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 02:21:53,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:21:53,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 02:21:53,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:53,967 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-07 02:21:53,967 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:54,191 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-07 02:21:54,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1374906846] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:54,192 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [344283606] [2021-11-07 02:21:54,192 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 02:21:54,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:21:54,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:21:54,195 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:21:54,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-07 02:21:54,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 02:21:54,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:21:54,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:21:54,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:54,792 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-11-07 02:21:54,792 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:55,029 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-11-07 02:21:55,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [344283606] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:55,030 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 02:21:55,030 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9, 9, 5, 5] total 22 [2021-11-07 02:21:55,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300963953] [2021-11-07 02:21:55,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-07 02:21:55,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:21:55,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-07 02:21:55,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=363, Unknown=0, NotChecked=0, Total=462 [2021-11-07 02:21:55,034 INFO L87 Difference]: Start difference. First operand 70 states and 74 transitions. Second operand has 22 states, 22 states have (on average 3.5) internal successors, (77), 22 states have internal predecessors, (77), 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) [2021-11-07 02:21:55,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:21:55,718 INFO L93 Difference]: Finished difference Result 149 states and 168 transitions. [2021-11-07 02:21:55,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-07 02:21:55,719 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 3.5) internal successors, (77), 22 states have internal predecessors, (77), 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 69 [2021-11-07 02:21:55,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:21:55,720 INFO L225 Difference]: With dead ends: 149 [2021-11-07 02:21:55,720 INFO L226 Difference]: Without dead ends: 94 [2021-11-07 02:21:55,721 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 416 GetRequests, 388 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=211, Invalid=659, Unknown=0, NotChecked=0, Total=870 [2021-11-07 02:21:55,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-11-07 02:21:55,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2021-11-07 02:21:55,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 1.053763440860215) internal successors, (98), 93 states have internal predecessors, (98), 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) [2021-11-07 02:21:55,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 98 transitions. [2021-11-07 02:21:55,733 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 98 transitions. Word has length 69 [2021-11-07 02:21:55,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:21:55,734 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 98 transitions. [2021-11-07 02:21:55,734 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.5) internal successors, (77), 22 states have internal predecessors, (77), 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) [2021-11-07 02:21:55,734 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 98 transitions. [2021-11-07 02:21:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-07 02:21:55,737 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:21:55,738 INFO L513 BasicCegarLoop]: trace histogram [14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:21:55,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2021-11-07 02:21:55,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:56,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 02:21:56,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:21:56,341 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:21:56,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:21:56,342 INFO L85 PathProgramCache]: Analyzing trace with hash -272573392, now seen corresponding path program 3 times [2021-11-07 02:21:56,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:21:56,343 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2089368376] [2021-11-07 02:21:56,343 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:21:56,343 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:21:56,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:21:56,344 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:21:56,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-07 02:21:57,096 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-11-07 02:21:57,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:21:57,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 02:21:57,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:57,389 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-07 02:21:57,389 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:57,725 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-07 02:21:57,725 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:21:57,725 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2089368376] [2021-11-07 02:21:57,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2089368376] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:57,726 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [510021681] [2021-11-07 02:21:57,726 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:21:57,726 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 02:21:57,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 02:21:57,727 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 02:21:57,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2021-11-07 02:21:59,017 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-11-07 02:21:59,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:21:59,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 02:21:59,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:21:59,248 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-07 02:21:59,248 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:21:59,862 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-07 02:21:59,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [510021681] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:21:59,863 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000398100] [2021-11-07 02:21:59,863 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:21:59,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:21:59,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:21:59,867 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:21:59,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-07 02:22:00,847 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-11-07 02:22:00,847 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:22:00,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 02:22:00,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:22:01,070 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-07 02:22:01,070 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:22:01,367 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2021-11-07 02:22:01,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1000398100] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:22:01,367 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 02:22:01,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9, 10, 9, 10] total 22 [2021-11-07 02:22:01,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365222782] [2021-11-07 02:22:01,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-07 02:22:01,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:22:01,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-07 02:22:01,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=309, Unknown=0, NotChecked=0, Total=462 [2021-11-07 02:22:01,372 INFO L87 Difference]: Start difference. First operand 94 states and 98 transitions. Second operand has 22 states, 22 states have (on average 2.8636363636363638) internal successors, (63), 22 states have internal predecessors, (63), 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) [2021-11-07 02:22:02,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:22:02,524 INFO L93 Difference]: Finished difference Result 191 states and 221 transitions. [2021-11-07 02:22:02,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-07 02:22:02,532 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 2.8636363636363638) internal successors, (63), 22 states have internal predecessors, (63), 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 93 [2021-11-07 02:22:02,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:22:02,534 INFO L225 Difference]: With dead ends: 191 [2021-11-07 02:22:02,534 INFO L226 Difference]: Without dead ends: 142 [2021-11-07 02:22:02,535 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 566 GetRequests, 539 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=287, Invalid=525, Unknown=0, NotChecked=0, Total=812 [2021-11-07 02:22:02,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-11-07 02:22:02,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2021-11-07 02:22:02,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 141 states have (on average 1.0354609929078014) internal successors, (146), 141 states have internal predecessors, (146), 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) [2021-11-07 02:22:02,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 146 transitions. [2021-11-07 02:22:02,566 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 146 transitions. Word has length 93 [2021-11-07 02:22:02,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:22:02,567 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 146 transitions. [2021-11-07 02:22:02,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.8636363636363638) internal successors, (63), 22 states have internal predecessors, (63), 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) [2021-11-07 02:22:02,567 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2021-11-07 02:22:02,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-07 02:22:02,577 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:22:02,577 INFO L513 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:22:02,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-07 02:22:02,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-07 02:22:03,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2021-11-07 02:22:03,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 02:22:03,203 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:22:03,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:22:03,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1421143584, now seen corresponding path program 4 times [2021-11-07 02:22:03,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:22:03,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [844564900] [2021-11-07 02:22:03,205 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:22:03,205 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:22:03,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:22:03,206 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:22:03,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-07 02:22:03,723 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:22:03,723 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:22:03,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-07 02:22:03,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:22:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-07 02:22:04,222 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:22:05,176 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-07 02:22:05,178 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:22:05,178 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [844564900] [2021-11-07 02:22:05,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [844564900] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:22:05,178 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [790731112] [2021-11-07 02:22:05,178 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:22:05,179 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 02:22:05,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 02:22:05,179 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 02:22:05,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-11-07 02:22:06,135 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:22:06,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:22:06,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-07 02:22:06,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:22:06,439 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-07 02:22:06,440 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:22:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-07 02:22:06,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [790731112] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:22:06,898 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754085684] [2021-11-07 02:22:06,899 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:22:06,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:22:06,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:22:06,900 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:22:06,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-07 02:22:07,695 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:22:07,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:22:07,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-07 02:22:07,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:22:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-07 02:22:08,586 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:22:10,788 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-07 02:22:10,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754085684] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:22:10,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 02:22:10,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17, 17, 17, 18] total 63 [2021-11-07 02:22:10,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064070776] [2021-11-07 02:22:10,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2021-11-07 02:22:10,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:22:10,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-11-07 02:22:10,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=589, Invalid=3317, Unknown=0, NotChecked=0, Total=3906 [2021-11-07 02:22:10,794 INFO L87 Difference]: Start difference. First operand 142 states and 146 transitions. Second operand has 63 states, 63 states have (on average 2.3333333333333335) internal successors, (147), 63 states have internal predecessors, (147), 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) [2021-11-07 02:22:23,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:22:23,230 INFO L93 Difference]: Finished difference Result 381 states and 452 transitions. [2021-11-07 02:22:23,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-11-07 02:22:23,231 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 63 states have (on average 2.3333333333333335) internal successors, (147), 63 states have internal predecessors, (147), 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 141 [2021-11-07 02:22:23,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:22:23,234 INFO L225 Difference]: With dead ends: 381 [2021-11-07 02:22:23,234 INFO L226 Difference]: Without dead ends: 270 [2021-11-07 02:22:23,238 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 869 GetRequests, 779 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 884 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=1531, Invalid=6841, Unknown=0, NotChecked=0, Total=8372 [2021-11-07 02:22:23,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2021-11-07 02:22:23,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 270. [2021-11-07 02:22:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 269 states have (on average 1.0185873605947955) internal successors, (274), 269 states have internal predecessors, (274), 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) [2021-11-07 02:22:23,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 274 transitions. [2021-11-07 02:22:23,262 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 274 transitions. Word has length 141 [2021-11-07 02:22:23,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:22:23,263 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 274 transitions. [2021-11-07 02:22:23,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 2.3333333333333335) internal successors, (147), 63 states have internal predecessors, (147), 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) [2021-11-07 02:22:23,263 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 274 transitions. [2021-11-07 02:22:23,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-07 02:22:23,269 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:22:23,269 INFO L513 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 30, 30, 30, 30, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:22:23,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-11-07 02:22:23,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-07 02:22:23,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-11-07 02:22:23,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:22:23,886 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:22:23,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:22:23,887 INFO L85 PathProgramCache]: Analyzing trace with hash 134779360, now seen corresponding path program 5 times [2021-11-07 02:22:23,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:22:23,888 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1777960483] [2021-11-07 02:22:23,888 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-07 02:22:23,888 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:22:23,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:22:23,889 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:22:23,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-07 02:22:27,068 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 31 check-sat command(s) [2021-11-07 02:22:27,069 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:22:27,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-07 02:22:27,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:22:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3636 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 2736 trivial. 0 not checked. [2021-11-07 02:22:28,355 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:22:32,533 INFO L134 CoverageAnalysis]: Checked inductivity of 3636 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 2736 trivial. 0 not checked. [2021-11-07 02:22:32,533 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:22:32,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1777960483] [2021-11-07 02:22:32,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1777960483] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:22:32,533 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1645894646] [2021-11-07 02:22:32,533 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-07 02:22:32,534 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 02:22:32,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 02:22:32,534 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 02:22:32,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2021-11-07 02:22:39,014 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:22:39,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601336295] [2021-11-07 02:22:39,015 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-07 02:22:39,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:22:39,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:22:39,016 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:22:39,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 1 [2021-11-07 02:22:39,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_408cc23e-3cd6-428e-a789-d5b8caee968b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process