./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_single_elem_init.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_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/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_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/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_5212eeee-4a55-4f51-a192-38823e6c92f3/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 783ac259376d0d4b331b84c9ee3bd0ed2042af56d21e98db70a8bebb07aee3c2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:05:21,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:05:21,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:05:22,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:05:22,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:05:22,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:05:22,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:05:22,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:05:22,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:05:22,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:05:22,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:05:22,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:05:22,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:05:22,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:05:22,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:05:22,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:05:22,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:05:22,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:05:22,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:05:22,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:05:22,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:05:22,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:05:22,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:05:22,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:05:22,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:05:22,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:05:22,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:05:22,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:05:22,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:05:22,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:05:22,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:05:22,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:05:22,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:05:22,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:05:22,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:05:22,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:05:22,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:05:22,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:05:22,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:05:22,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:05:22,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:05:22,129 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 02:05:22,156 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:05:22,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:05:22,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:05:22,158 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:05:22,158 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:05:22,158 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:05:22,158 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:05:22,159 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:05:22,159 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:05:22,159 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:05:22,159 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:05:22,159 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:05:22,160 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:05:22,160 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:05:22,160 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:05:22,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:05:22,161 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:05:22,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:05:22,161 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:05:22,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:05:22,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:05:22,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:05:22,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:05:22,162 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:05:22,163 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:05:22,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:05:22,163 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:05:22,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:05:22,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:05:22,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:05:22,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:05:22,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:05:22,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:05:22,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:05:22,165 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:05:22,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:05:22,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:05:22,165 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:05:22,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:05:22,166 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_5212eeee-4a55-4f51-a192-38823e6c92f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 783ac259376d0d4b331b84c9ee3bd0ed2042af56d21e98db70a8bebb07aee3c2 [2021-11-07 02:05:22,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:05:22,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:05:22,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:05:22,457 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:05:22,458 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:05:22,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i [2021-11-07 02:05:22,530 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/data/fa6df1409/784f8ce1cb1e488482fff2b64e51e55b/FLAG7817a504a [2021-11-07 02:05:23,010 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:05:23,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i [2021-11-07 02:05:23,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/data/fa6df1409/784f8ce1cb1e488482fff2b64e51e55b/FLAG7817a504a [2021-11-07 02:05:23,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/data/fa6df1409/784f8ce1cb1e488482fff2b64e51e55b [2021-11-07 02:05:23,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:05:23,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:05:23,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:05:23,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:05:23,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:05:23,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29aa8c52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23, skipping insertion in model container [2021-11-07 02:05:23,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:05:23,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:05:23,589 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_5212eeee-4a55-4f51-a192-38823e6c92f3/sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i[815,828] [2021-11-07 02:05:23,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:05:23,611 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:05:23,625 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_5212eeee-4a55-4f51-a192-38823e6c92f3/sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i[815,828] [2021-11-07 02:05:23,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:05:23,657 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:05:23,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23 WrapperNode [2021-11-07 02:05:23,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:05:23,658 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:05:23,658 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:05:23,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:05:23,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,691 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:05:23,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:05:23,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:05:23,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:05:23,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:05:23,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:05:23,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:05:23,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:05:23,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (1/1) ... [2021-11-07 02:05:23,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:05:23,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:05:23,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:05:23,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:05:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 02:05:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:05:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 02:05:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:05:23,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:05:23,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 02:05:23,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 02:05:24,174 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:05:24,175 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-07 02:05:24,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:05:24 BoogieIcfgContainer [2021-11-07 02:05:24,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:05:24,179 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:05:24,179 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:05:24,188 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:05:24,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:05:23" (1/3) ... [2021-11-07 02:05:24,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f713fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:05:24, skipping insertion in model container [2021-11-07 02:05:24,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:05:23" (2/3) ... [2021-11-07 02:05:24,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57f713fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:05:24, skipping insertion in model container [2021-11-07 02:05:24,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:05:24" (3/3) ... [2021-11-07 02:05:24,191 INFO L111 eAbstractionObserver]: Analyzing ICFG array_single_elem_init.i [2021-11-07 02:05:24,198 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:05:24,198 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 02:05:24,264 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:05:24,273 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 02:05:24,273 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 02:05:24,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:05:24,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-07 02:05:24,306 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:05:24,308 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-07 02:05:24,308 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:05:24,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:05:24,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1422444502, now seen corresponding path program 1 times [2021-11-07 02:05:24,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:05:24,325 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419244430] [2021-11-07 02:05:24,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:05:24,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:05:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:05:24,569 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 02:05:24,570 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:05:24,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419244430] [2021-11-07 02:05:24,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419244430] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 02:05:24,572 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:05:24,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 02:05:24,574 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730192681] [2021-11-07 02:05:24,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 02:05:24,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:05:24,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 02:05:24,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:05:24,597 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:05:24,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:05:24,654 INFO L93 Difference]: Finished difference Result 22 states and 30 transitions. [2021-11-07 02:05:24,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:05:24,656 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-07 02:05:24,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:05:24,666 INFO L225 Difference]: With dead ends: 22 [2021-11-07 02:05:24,666 INFO L226 Difference]: Without dead ends: 13 [2021-11-07 02:05:24,669 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 02:05:24,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-07 02:05:24,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2021-11-07 02:05:24,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 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 02:05:24,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 14 transitions. [2021-11-07 02:05:24,701 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 14 transitions. Word has length 6 [2021-11-07 02:05:24,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:05:24,702 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 14 transitions. [2021-11-07 02:05:24,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:05:24,702 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2021-11-07 02:05:24,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-07 02:05:24,703 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:05:24,703 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 02:05:24,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 02:05:24,704 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:05:24,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:05:24,708 INFO L85 PathProgramCache]: Analyzing trace with hash 655107671, now seen corresponding path program 1 times [2021-11-07 02:05:24,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:05:24,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928309633] [2021-11-07 02:05:24,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:05:24,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:05:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:05:24,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 02:05:24,803 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:05:24,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928309633] [2021-11-07 02:05:24,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928309633] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:05:24,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249690928] [2021-11-07 02:05:24,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:05:24,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:05:24,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:05:24,806 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:05:24,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 02:05:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:05:24,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 02:05:24,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:05:24,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 02:05:24,927 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:05:24,972 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-07 02:05:24,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249690928] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:05:24,973 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [399397739] [2021-11-07 02:05:25,003 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-07 02:05:25,004 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:05:25,009 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:05:25,017 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:05:25,017 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:05:25,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,068 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:05:25,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-07 02:05:25,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:05:25,103 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 55=[|v_#valid_31|]} [2021-11-07 02:05:25,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2021-11-07 02:05:25,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:05:25,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:05:25,149 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:25,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:25,196 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,301 INFO L354 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2021-11-07 02:05:25,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 59 treesize of output 58 [2021-11-07 02:05:25,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:05:25,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:05:25,320 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:25,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:25,382 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:05:25,402 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:05:25,403 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:188, output treesize:146 [2021-11-07 02:05:25,424 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.2 percent of original size [2021-11-07 02:05:25,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-07 02:05:25,439 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,443 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,446 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-07 02:05:25,449 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:05:25,452 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-07 02:05:25,454 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-07 02:05:25,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:05:25,458 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,462 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,467 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,472 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:25,479 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,480 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:05:25,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:05:25,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-07 02:05:25,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-07 02:05:25,494 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,498 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,499 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-07 02:05:25,502 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,504 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-07 02:05:25,507 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:05:25,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-07 02:05:25,511 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-07 02:05:25,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-07 02:05:25,515 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-07 02:05:25,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 308 [2021-11-07 02:05:25,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:25,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 11 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 1 [2021-11-07 02:05:25,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:25,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:25,577 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:25,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:25,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23 [2021-11-07 02:05:25,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:05:25,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:05:25,607 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:25,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:25,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 44 [2021-11-07 02:05:25,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:05:25,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:05:25,643 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:25,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:25,714 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,745 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.7 percent of original size [2021-11-07 02:05:25,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 336 [2021-11-07 02:05:25,759 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:05:25,760 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:616, output treesize:336 [2021-11-07 02:05:25,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:25,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:25,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:25,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:25,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:25,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:25,885 INFO L180 QuantifierPusher]: treesize reduction 42, result has 87.0 percent of original size [2021-11-07 02:05:25,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:05:25,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,906 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,908 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:05:25,909 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:05:25,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:25,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:05:25,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,932 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,949 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:25,952 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:25,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:25,956 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:25,965 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:25,972 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:25,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:25,977 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:25,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 600 [2021-11-07 02:05:25,983 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,986 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:25,988 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:25,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:25,994 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:25,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:25,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:25,999 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,002 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,003 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:26,005 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,005 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,006 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:26,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:26,008 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:26,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 604 [2021-11-07 02:05:26,017 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,020 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:26,022 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:26,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:26,027 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:26,032 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,035 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,036 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:26,037 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:26,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:26,044 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:26,050 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:05:26,052 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,053 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:05:26,054 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,054 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:26,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 767 [2021-11-07 02:05:26,058 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,059 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,064 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:26,066 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:26,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:26,068 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:26,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,075 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:26,077 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,077 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:26,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:26,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:26,081 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,082 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:05:26,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:05:26,085 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:26,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 821 [2021-11-07 02:05:26,113 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_4, v_prenex_2, v_prenex_3], 8=[|v_#memory_int_51|, v_prenex_1]} [2021-11-07 02:05:26,130 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:26,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:26,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:26,132 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:26,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,169 INFO L628 ElimStorePlain]: treesize reduction 477, result has 67.9 percent of original size [2021-11-07 02:05:26,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:26,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 20 [2021-11-07 02:05:26,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:05:26,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:05:26,198 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:26,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:26,238 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-07 02:05:26,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 1 [2021-11-07 02:05:26,239 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:26,240 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:26,240 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:26,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,260 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2021-11-07 02:05:26,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:26,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:26,280 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:26,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,303 INFO L628 ElimStorePlain]: treesize reduction 3, result has 99.6 percent of original size [2021-11-07 02:05:26,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,357 INFO L354 Elim1Store]: treesize reduction 65, result has 33.7 percent of original size [2021-11-07 02:05:26,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 58 [2021-11-07 02:05:26,358 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-07 02:05:26,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-07 02:05:26,361 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:26,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,410 INFO L354 Elim1Store]: treesize reduction 69, result has 29.6 percent of original size [2021-11-07 02:05:26,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 54 [2021-11-07 02:05:26,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-07 02:05:26,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-07 02:05:26,414 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:26,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,434 INFO L628 ElimStorePlain]: treesize reduction 13, result has 98.0 percent of original size [2021-11-07 02:05:26,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:26,442 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:26,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:26,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:26,445 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:26,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,461 INFO L628 ElimStorePlain]: treesize reduction 9, result has 97.7 percent of original size [2021-11-07 02:05:26,471 INFO L180 QuantifierPusher]: treesize reduction 20, result has 94.8 percent of original size [2021-11-07 02:05:26,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 364 [2021-11-07 02:05:26,477 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-07 02:05:26,477 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:1614, output treesize:364 [2021-11-07 02:05:26,490 INFO L180 QuantifierPusher]: treesize reduction 46, result has 56.6 percent of original size [2021-11-07 02:05:26,491 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:26,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:05:26,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-07 02:05:26,503 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 02:05:26,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:05:26,504 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:05:26,505 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:26,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,507 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:26,509 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:05:26,510 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:52 [2021-11-07 02:05:26,513 INFO L180 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size [2021-11-07 02:05:26,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:26,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:26,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-11-07 02:05:26,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:26,617 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-07 02:05:26,620 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:26,629 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:05:27,194 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:05:27,194 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:05:27,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2021-11-07 02:05:27,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707311608] [2021-11-07 02:05:27,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 02:05:27,196 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:05:27,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 02:05:27,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-07 02:05:27,197 INFO L87 Difference]: Start difference. First operand 12 states and 14 transitions. Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:05:27,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:05:27,257 INFO L93 Difference]: Finished difference Result 32 states and 40 transitions. [2021-11-07 02:05:27,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 02:05:27,258 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-07 02:05:27,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:05:27,259 INFO L225 Difference]: With dead ends: 32 [2021-11-07 02:05:27,259 INFO L226 Difference]: Without dead ends: 23 [2021-11-07 02:05:27,260 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-07 02:05:27,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-11-07 02:05:27,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 18. [2021-11-07 02:05:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 17 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 02:05:27,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 20 transitions. [2021-11-07 02:05:27,264 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 20 transitions. Word has length 10 [2021-11-07 02:05:27,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:05:27,264 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 20 transitions. [2021-11-07 02:05:27,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:05:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2021-11-07 02:05:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-07 02:05:27,265 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:05:27,265 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 1, 1, 1, 1, 1] [2021-11-07 02:05:27,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:05:27,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:05:27,479 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:05:27,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:05:27,479 INFO L85 PathProgramCache]: Analyzing trace with hash 674779690, now seen corresponding path program 2 times [2021-11-07 02:05:27,479 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:05:27,479 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578117166] [2021-11-07 02:05:27,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:05:27,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:05:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:05:27,596 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-07 02:05:27,597 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:05:27,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578117166] [2021-11-07 02:05:27,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578117166] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:05:27,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621023533] [2021-11-07 02:05:27,597 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:05:27,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:05:27,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:05:27,599 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:05:27,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 02:05:27,689 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 02:05:27,690 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:05:27,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 02:05:27,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:05:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 02:05:27,768 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:05:27,882 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 02:05:27,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621023533] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:05:27,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1175759841] [2021-11-07 02:05:27,890 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-07 02:05:27,890 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:05:27,890 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:05:27,891 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:05:27,891 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:05:27,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:27,904 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:27,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:27,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-07 02:05:27,906 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:27,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:27,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:05:27,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:05:27,914 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 55=[|v_#valid_32|]} [2021-11-07 02:05:27,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2021-11-07 02:05:27,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:27,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:05:27,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:27,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:05:27,941 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:27,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:27,946 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:27,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:27,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,009 INFO L354 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2021-11-07 02:05:28,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 59 treesize of output 58 [2021-11-07 02:05:28,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,019 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:05:28,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:05:28,021 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,030 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,032 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:05:28,036 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,036 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:188, output treesize:146 [2021-11-07 02:05:28,046 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.2 percent of original size [2021-11-07 02:05:28,055 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,056 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:05:28,060 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,061 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,063 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,065 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:05:28,068 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,070 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-07 02:05:28,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-07 02:05:28,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 156 [2021-11-07 02:05:28,074 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 137 [2021-11-07 02:05:28,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 182 [2021-11-07 02:05:28,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2021-11-07 02:05:28,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-11-07 02:05:28,089 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,092 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,094 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 808 [2021-11-07 02:05:28,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 834 [2021-11-07 02:05:28,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 834 [2021-11-07 02:05:28,115 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,117 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-07 02:05:28,120 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,123 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,125 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-07 02:05:28,127 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,129 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-07 02:05:28,131 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-07 02:05:28,134 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 370 [2021-11-07 02:05:28,134 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 295 [2021-11-07 02:05:28,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-07 02:05:28,137 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 399 [2021-11-07 02:05:28,140 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,142 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-07 02:05:28,144 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2021-11-07 02:05:28,148 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2021-11-07 02:05:28,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 386 [2021-11-07 02:05:28,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,152 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 309 [2021-11-07 02:05:28,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 434 [2021-11-07 02:05:28,154 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,155 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 417 [2021-11-07 02:05:28,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 844 [2021-11-07 02:05:28,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 825 [2021-11-07 02:05:28,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 870 [2021-11-07 02:05:28,162 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,164 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 851 [2021-11-07 02:05:28,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 992 [2021-11-07 02:05:28,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 35 [2021-11-07 02:05:28,209 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:05:28,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,212 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-07 02:05:28,212 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 63 [2021-11-07 02:05:28,260 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,262 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-07 02:05:28,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-07 02:05:28,263 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:28,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,280 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,292 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 63 [2021-11-07 02:05:28,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-07 02:05:28,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-07 02:05:28,339 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,346 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,353 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:28,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,356 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:28,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,370 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:28,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,384 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:28,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,393 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,415 INFO L628 ElimStorePlain]: treesize reduction 214, result has 63.7 percent of original size [2021-11-07 02:05:28,426 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.9 percent of original size [2021-11-07 02:05:28,432 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-07 02:05:28,433 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:05:28,434 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 1 variables, input treesize:2651, output treesize:367 [2021-11-07 02:05:28,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,482 INFO L180 QuantifierPusher]: treesize reduction 42, result has 87.0 percent of original size [2021-11-07 02:05:28,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:05:28,489 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,501 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:05:28,503 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:05:28,504 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:28,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:05:28,508 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,515 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:05:28,517 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,518 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:28,520 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:28,522 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:28,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:28,525 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:05:28,527 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,529 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:28,530 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:28,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:28,533 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:28,535 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 812 [2021-11-07 02:05:28,536 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:05:28,538 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,539 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:28,541 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:28,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:28,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:28,546 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,547 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:28,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:28,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:28,551 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:28,553 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:05:28,555 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:28,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 839 [2021-11-07 02:05:28,558 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:05:28,560 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,561 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:28,563 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:28,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:28,565 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:28,567 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,567 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:28,570 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:28,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:28,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:28,573 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:05:28,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:28,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 893 [2021-11-07 02:05:28,588 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_8], 6=[v_prenex_6, |v_#memory_int_59|], 8=[v_prenex_5, v_prenex_7]} [2021-11-07 02:05:28,603 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 02:05:28,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:05:28,605 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,605 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:05:28,605 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,631 INFO L628 ElimStorePlain]: treesize reduction 477, result has 72.4 percent of original size [2021-11-07 02:05:28,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,665 INFO L354 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2021-11-07 02:05:28,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 27 [2021-11-07 02:05:28,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:05:28,668 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,668 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:05:28,668 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,707 INFO L354 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2021-11-07 02:05:28,708 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 1 case distinctions, treesize of input 57 treesize of output 27 [2021-11-07 02:05:28,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:05:28,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:05:28,710 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,731 INFO L628 ElimStorePlain]: treesize reduction 87, result has 92.1 percent of original size [2021-11-07 02:05:28,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,739 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:28,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,741 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,755 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:28,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:28,764 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,779 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,816 INFO L354 Elim1Store]: treesize reduction 65, result has 33.7 percent of original size [2021-11-07 02:05:28,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 58 [2021-11-07 02:05:28,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-07 02:05:28,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-07 02:05:28,819 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,824 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:28,859 INFO L354 Elim1Store]: treesize reduction 69, result has 29.6 percent of original size [2021-11-07 02:05:28,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 54 [2021-11-07 02:05:28,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-07 02:05:28,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,862 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-07 02:05:28,863 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,878 INFO L628 ElimStorePlain]: treesize reduction 26, result has 93.5 percent of original size [2021-11-07 02:05:28,887 INFO L180 QuantifierPusher]: treesize reduction 28, result has 92.5 percent of original size [2021-11-07 02:05:28,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 343 [2021-11-07 02:05:28,893 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-07 02:05:28,893 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:1733, output treesize:343 [2021-11-07 02:05:28,899 INFO L180 QuantifierPusher]: treesize reduction 46, result has 56.6 percent of original size [2021-11-07 02:05:28,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:28,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:05:28,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-07 02:05:28,909 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 02:05:28,909 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:05:28,910 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:05:28,911 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,914 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:28,917 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:05:28,917 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:52 [2021-11-07 02:05:28,920 INFO L180 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size [2021-11-07 02:05:28,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-07 02:05:28,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,952 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:28,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-11-07 02:05:28,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:28,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:29,001 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-07 02:05:29,005 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:29,015 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:05:29,506 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:05:29,506 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:05:29,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 13 [2021-11-07 02:05:29,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384439780] [2021-11-07 02:05:29,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 02:05:29,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:05:29,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 02:05:29,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=198, Unknown=0, NotChecked=0, Total=306 [2021-11-07 02:05:29,509 INFO L87 Difference]: Start difference. First operand 18 states and 20 transitions. Second operand has 13 states, 13 states have (on average 2.230769230769231) internal successors, (29), 13 states have internal predecessors, (29), 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 02:05:29,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:05:29,679 INFO L93 Difference]: Finished difference Result 59 states and 75 transitions. [2021-11-07 02:05:29,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 02:05:29,679 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.230769230769231) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-11-07 02:05:29,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:05:29,681 INFO L225 Difference]: With dead ends: 59 [2021-11-07 02:05:29,681 INFO L226 Difference]: Without dead ends: 47 [2021-11-07 02:05:29,682 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=108, Invalid=198, Unknown=0, NotChecked=0, Total=306 [2021-11-07 02:05:29,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-11-07 02:05:29,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 33. [2021-11-07 02:05:29,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.09375) internal successors, (35), 32 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:05:29,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions. [2021-11-07 02:05:29,688 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 16 [2021-11-07 02:05:29,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:05:29,688 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions. [2021-11-07 02:05:29,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.230769230769231) internal successors, (29), 13 states have internal predecessors, (29), 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 02:05:29,688 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions. [2021-11-07 02:05:29,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-07 02:05:29,689 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:05:29,689 INFO L513 BasicCegarLoop]: trace histogram [10, 6, 5, 5, 1, 1, 1, 1, 1] [2021-11-07 02:05:29,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:05:29,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-11-07 02:05:29,890 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:05:29,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:05:29,891 INFO L85 PathProgramCache]: Analyzing trace with hash 276372204, now seen corresponding path program 3 times [2021-11-07 02:05:29,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:05:29,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142903085] [2021-11-07 02:05:29,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:05:29,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:05:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:05:30,051 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-07 02:05:30,051 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:05:30,052 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142903085] [2021-11-07 02:05:30,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142903085] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:05:30,052 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1933564448] [2021-11-07 02:05:30,052 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 02:05:30,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:05:30,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:05:30,055 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:05:30,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 02:05:30,134 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 02:05:30,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 02:05:30,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 02:05:30,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:05:30,230 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-07 02:05:30,230 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:05:30,386 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-07 02:05:30,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1933564448] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:05:30,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1984374984] [2021-11-07 02:05:30,391 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-07 02:05:30,392 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:05:30,392 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:05:30,392 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:05:30,392 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:05:30,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,404 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,405 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,405 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:05:30,406 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,407 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,407 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-07 02:05:30,409 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:05:30,424 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 55=[|v_#valid_33|]} [2021-11-07 02:05:30,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2021-11-07 02:05:30,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:05:30,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:05:30,450 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:30,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,455 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,508 INFO L354 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2021-11-07 02:05:30,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 59 treesize of output 58 [2021-11-07 02:05:30,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:05:30,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:05:30,514 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:30,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,520 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:05:30,525 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:05:30,525 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:188, output treesize:146 [2021-11-07 02:05:30,532 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.2 percent of original size [2021-11-07 02:05:30,536 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-07 02:05:30,546 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,547 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:05:30,551 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-07 02:05:30,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-07 02:05:30,554 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-07 02:05:30,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:05:30,556 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,557 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,558 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,561 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,563 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,564 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:05:30,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:30,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:05:30,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-07 02:05:30,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-07 02:05:30,574 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,578 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:05:30,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-07 02:05:30,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-07 02:05:30,584 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-07 02:05:30,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-07 02:05:30,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-07 02:05:30,594 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-07 02:05:30,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 308 [2021-11-07 02:05:30,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:30,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23 [2021-11-07 02:05:30,633 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:05:30,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,636 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:05:30,636 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:30,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 44 [2021-11-07 02:05:30,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,678 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:05:30,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:05:30,681 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:30,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:30,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:30,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 11 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 1 [2021-11-07 02:05:30,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:30,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:30,704 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:30,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,752 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,761 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.7 percent of original size [2021-11-07 02:05:30,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 336 [2021-11-07 02:05:30,775 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:05:30,775 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:616, output treesize:336 [2021-11-07 02:05:30,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,824 INFO L180 QuantifierPusher]: treesize reduction 42, result has 87.0 percent of original size [2021-11-07 02:05:30,828 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:05:30,831 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:05:30,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:05:30,835 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:30,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:05:30,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:05:30,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:30,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,851 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:30,852 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:30,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:30,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:05:30,857 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:30,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:30,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:30,862 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:30,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 812 [2021-11-07 02:05:30,866 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:30,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:30,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:30,870 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:30,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:05:30,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,875 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:30,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:30,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:30,879 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:30,881 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:05:30,883 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:30,885 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 839 [2021-11-07 02:05:30,886 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,886 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:30,887 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,888 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,889 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:30,890 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:30,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:30,892 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:30,894 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-07 02:05:30,896 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,897 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:30,899 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,899 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:30,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:30,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,901 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:30,902 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:30,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-07 02:05:30,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 893 [2021-11-07 02:05:30,924 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_63|], 6=[v_prenex_10, v_prenex_9], 8=[v_prenex_12, v_prenex_11]} [2021-11-07 02:05:30,942 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 02:05:30,942 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:05:30,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:30,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:05:30,944 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:30,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:30,975 INFO L628 ElimStorePlain]: treesize reduction 477, result has 72.4 percent of original size [2021-11-07 02:05:30,986 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,022 INFO L354 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2021-11-07 02:05:31,022 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 1 case distinctions, treesize of input 57 treesize of output 27 [2021-11-07 02:05:31,023 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,024 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:05:31,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:05:31,025 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:31,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,050 INFO L354 Elim1Store]: treesize reduction 37, result has 2.6 percent of original size [2021-11-07 02:05:31,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 27 [2021-11-07 02:05:31,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:05:31,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,054 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-07 02:05:31,054 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:31,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,076 INFO L628 ElimStorePlain]: treesize reduction 87, result has 92.1 percent of original size [2021-11-07 02:05:31,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,081 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,084 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:31,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:31,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:31,087 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:31,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,103 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,112 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:31,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:31,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:31,114 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:31,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,125 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,182 INFO L354 Elim1Store]: treesize reduction 69, result has 29.6 percent of original size [2021-11-07 02:05:31,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 54 [2021-11-07 02:05:31,184 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-07 02:05:31,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-07 02:05:31,186 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:31,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:31,225 INFO L354 Elim1Store]: treesize reduction 65, result has 33.7 percent of original size [2021-11-07 02:05:31,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 58 [2021-11-07 02:05:31,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-07 02:05:31,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-07 02:05:31,228 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:31,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,241 INFO L628 ElimStorePlain]: treesize reduction 26, result has 93.5 percent of original size [2021-11-07 02:05:31,249 INFO L180 QuantifierPusher]: treesize reduction 28, result has 92.5 percent of original size [2021-11-07 02:05:31,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 343 [2021-11-07 02:05:31,254 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-07 02:05:31,254 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:1733, output treesize:343 [2021-11-07 02:05:31,260 INFO L180 QuantifierPusher]: treesize reduction 46, result has 56.6 percent of original size [2021-11-07 02:05:31,262 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:31,270 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:05:31,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-07 02:05:31,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-07 02:05:31,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,277 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:05:31,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:05:31,278 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:31,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,280 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,281 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:31,282 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:05:31,282 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:52 [2021-11-07 02:05:31,284 INFO L180 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size [2021-11-07 02:05:31,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:31,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:31,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-11-07 02:05:31,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:31,343 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-07 02:05:31,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:31,351 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:05:31,861 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:05:31,861 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:05:31,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 15 [2021-11-07 02:05:31,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054163240] [2021-11-07 02:05:31,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-07 02:05:31,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:05:31,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-07 02:05:31,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=257, Unknown=0, NotChecked=0, Total=380 [2021-11-07 02:05:31,863 INFO L87 Difference]: Start difference. First operand 33 states and 35 transitions. Second operand has 15 states, 15 states have (on average 2.933333333333333) internal successors, (44), 15 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 02:05:31,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:05:31,975 INFO L93 Difference]: Finished difference Result 78 states and 90 transitions. [2021-11-07 02:05:31,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 02:05:31,977 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.933333333333333) internal successors, (44), 15 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 31 [2021-11-07 02:05:31,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:05:31,978 INFO L225 Difference]: With dead ends: 78 [2021-11-07 02:05:31,978 INFO L226 Difference]: Without dead ends: 57 [2021-11-07 02:05:31,979 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=123, Invalid=257, Unknown=0, NotChecked=0, Total=380 [2021-11-07 02:05:31,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-11-07 02:05:31,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2021-11-07 02:05:31,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.0545454545454545) internal successors, (58), 55 states have internal predecessors, (58), 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 02:05:31,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 58 transitions. [2021-11-07 02:05:31,987 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 58 transitions. Word has length 31 [2021-11-07 02:05:31,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:05:31,987 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 58 transitions. [2021-11-07 02:05:31,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.933333333333333) internal successors, (44), 15 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 02:05:31,988 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2021-11-07 02:05:31,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 02:05:31,989 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:05:31,990 INFO L513 BasicCegarLoop]: trace histogram [13, 12, 12, 12, 1, 1, 1, 1, 1] [2021-11-07 02:05:32,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-07 02:05:32,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-11-07 02:05:32,206 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:05:32,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:05:32,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1428057194, now seen corresponding path program 4 times [2021-11-07 02:05:32,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:05:32,207 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384991346] [2021-11-07 02:05:32,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:05:32,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:05:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:05:32,461 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-07 02:05:32,461 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:05:32,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384991346] [2021-11-07 02:05:32,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384991346] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:05:32,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556004307] [2021-11-07 02:05:32,462 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 02:05:32,462 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:05:32,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:05:32,463 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:05:32,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 02:05:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:05:32,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-07 02:05:32,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:05:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-07 02:05:32,741 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:05:33,109 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-07 02:05:33,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [556004307] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 02:05:33,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [720080629] [2021-11-07 02:05:33,111 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-11-07 02:05:33,112 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 02:05:33,112 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 02:05:33,112 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 02:05:33,112 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 02:05:33,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,131 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-11-07 02:05:33,133 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,134 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-07 02:05:33,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-07 02:05:33,145 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 55=[|v_#valid_34|]} [2021-11-07 02:05:33,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 18 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2021-11-07 02:05:33,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:05:33,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 02:05:33,172 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,178 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,229 INFO L354 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2021-11-07 02:05:33,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 13 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 59 treesize of output 58 [2021-11-07 02:05:33,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:05:33,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 02:05:33,236 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,242 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-07 02:05:33,249 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,249 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:188, output treesize:146 [2021-11-07 02:05:33,257 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.2 percent of original size [2021-11-07 02:05:33,261 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-07 02:05:33,263 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,265 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,266 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:05:33,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,269 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-07 02:05:33,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-07 02:05:33,270 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-07 02:05:33,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-07 02:05:33,272 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,273 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,275 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,276 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,279 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,280 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,281 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:05:33,284 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,287 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:33,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-07 02:05:33,288 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-07 02:05:33,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-07 02:05:33,290 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,291 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,293 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,294 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,294 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,295 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-11-07 02:05:33,296 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-11-07 02:05:33,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-07 02:05:33,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-07 02:05:33,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-07 02:05:33,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-07 02:05:33,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-07 02:05:33,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 308 [2021-11-07 02:05:33,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 44 [2021-11-07 02:05:33,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:05:33,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-07 02:05:33,364 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,385 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 11 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 1 [2021-11-07 02:05:33,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:33,387 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:33,387 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23 [2021-11-07 02:05:33,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:05:33,403 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,404 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-07 02:05:33,404 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,423 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,434 INFO L180 QuantifierPusher]: treesize reduction 8, result has 97.7 percent of original size [2021-11-07 02:05:33,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 336 [2021-11-07 02:05:33,440 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-07 02:05:33,440 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:616, output treesize:336 [2021-11-07 02:05:33,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,489 INFO L180 QuantifierPusher]: treesize reduction 42, result has 87.0 percent of original size [2021-11-07 02:05:33,492 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-07 02:05:33,494 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,495 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:33,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:05:33,498 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:05:33,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-07 02:05:33,505 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,509 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,511 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,514 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,515 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:33,517 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:33,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:33,520 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:33,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,525 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:33,526 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:33,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:33,530 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:33,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 600 [2021-11-07 02:05:33,533 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,535 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:33,536 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:33,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:33,538 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:33,540 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,542 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,543 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:33,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:33,545 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:33,546 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,547 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:33,548 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:05:33,553 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,554 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:05:33,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 735 [2021-11-07 02:05:33,557 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,558 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:33,560 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,561 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:33,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:33,562 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,563 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,564 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:33,565 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,565 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:33,568 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:33,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:33,570 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:33,571 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,572 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:05:33,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,574 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:05:33,575 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,575 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:33,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 762 [2021-11-07 02:05:33,579 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,580 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,581 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:33,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-07 02:05:33,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 354 [2021-11-07 02:05:33,584 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 293 [2021-11-07 02:05:33,586 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:33,588 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-07 02:05:33,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 338 [2021-11-07 02:05:33,591 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-11-07 02:05:33,592 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-07 02:05:33,594 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,594 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,594 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-07 02:05:33,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 02:05:33,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 816 [2021-11-07 02:05:33,606 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_16, v_prenex_15, v_prenex_13], 8=[v_prenex_14, |v_#memory_int_79|]} [2021-11-07 02:05:33,622 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 02:05:33,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,623 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:05:33,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 02:05:33,624 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,647 INFO L628 ElimStorePlain]: treesize reduction 486, result has 69.6 percent of original size [2021-11-07 02:05:33,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,700 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-11-07 02:05:33,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 20 [2021-11-07 02:05:33,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,701 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:05:33,701 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-07 02:05:33,702 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:05:33,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 1 [2021-11-07 02:05:33,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:33,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,720 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:33,720 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,736 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:33,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:33,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,744 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:33,744 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,757 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,795 INFO L354 Elim1Store]: treesize reduction 69, result has 29.6 percent of original size [2021-11-07 02:05:33,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 54 [2021-11-07 02:05:33,796 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-07 02:05:33,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,798 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-11-07 02:05:33,799 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,838 INFO L354 Elim1Store]: treesize reduction 65, result has 33.7 percent of original size [2021-11-07 02:05:33,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 116 treesize of output 58 [2021-11-07 02:05:33,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-07 02:05:33,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-11-07 02:05:33,842 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,858 INFO L628 ElimStorePlain]: treesize reduction 13, result has 98.0 percent of original size [2021-11-07 02:05:33,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 02:05:33,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-07 02:05:33,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:33,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-07 02:05:33,868 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,898 INFO L628 ElimStorePlain]: treesize reduction 9, result has 97.7 percent of original size [2021-11-07 02:05:33,905 INFO L180 QuantifierPusher]: treesize reduction 24, result has 93.7 percent of original size [2021-11-07 02:05:33,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 357 [2021-11-07 02:05:33,910 INFO L550 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: and 4 xjuncts. [2021-11-07 02:05:33,910 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:1602, output treesize:357 [2021-11-07 02:05:33,916 INFO L180 QuantifierPusher]: treesize reduction 46, result has 56.6 percent of original size [2021-11-07 02:05:33,916 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 02:05:33,917 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-07 02:05:33,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-07 02:05:33,925 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 02:05:33,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:05:33,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-07 02:05:33,927 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,929 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,931 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:33,931 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-07 02:05:33,931 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:52 [2021-11-07 02:05:33,933 INFO L180 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size [2021-11-07 02:05:33,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:33,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:05:33,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 161 [2021-11-07 02:05:33,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 02:05:33,990 INFO L180 QuantifierPusher]: treesize reduction 42, result has 57.1 percent of original size [2021-11-07 02:05:33,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-07 02:05:33,999 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 02:05:34,561 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 02:05:34,561 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 02:05:34,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 29 [2021-11-07 02:05:34,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256850920] [2021-11-07 02:05:34,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-07 02:05:34,562 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 02:05:34,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-07 02:05:34,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=452, Invalid=670, Unknown=0, NotChecked=0, Total=1122 [2021-11-07 02:05:34,564 INFO L87 Difference]: Start difference. First operand 56 states and 58 transitions. Second operand has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 29 states have internal predecessors, (75), 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 02:05:34,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:05:34,852 INFO L93 Difference]: Finished difference Result 153 states and 183 transitions. [2021-11-07 02:05:34,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-11-07 02:05:34,852 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 29 states have internal predecessors, (75), 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 54 [2021-11-07 02:05:34,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:05:34,854 INFO L225 Difference]: With dead ends: 153 [2021-11-07 02:05:34,854 INFO L226 Difference]: Without dead ends: 111 [2021-11-07 02:05:34,855 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=452, Invalid=670, Unknown=0, NotChecked=0, Total=1122 [2021-11-07 02:05:34,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-11-07 02:05:34,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 73. [2021-11-07 02:05:34,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.0416666666666667) internal successors, (75), 72 states have internal predecessors, (75), 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 02:05:34,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 75 transitions. [2021-11-07 02:05:34,864 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 75 transitions. Word has length 54 [2021-11-07 02:05:34,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:05:34,864 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 75 transitions. [2021-11-07 02:05:34,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 29 states have internal predecessors, (75), 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 02:05:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2021-11-07 02:05:34,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-07 02:05:34,867 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:05:34,867 INFO L513 BasicCegarLoop]: trace histogram [26, 14, 13, 13, 1, 1, 1, 1, 1] [2021-11-07 02:05:34,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:05:35,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2021-11-07 02:05:35,071 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:05:35,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:05:35,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1933947628, now seen corresponding path program 5 times [2021-11-07 02:05:35,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 02:05:35,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128004738] [2021-11-07 02:05:35,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:05:35,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 02:05:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:05:35,374 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-07 02:05:35,374 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 02:05:35,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128004738] [2021-11-07 02:05:35,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128004738] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 02:05:35,375 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256311276] [2021-11-07 02:05:35,375 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 02:05:35,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 02:05:35,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:05:35,376 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 02:05:35,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5212eeee-4a55-4f51-a192-38823e6c92f3/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process