./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/xor4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-crafted/xor4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 90b7e6947bda838aad0c5e01877b9a712c46c1a2dc1a2af9f1fb1c6266593b6a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:25:47,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:25:47,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:25:47,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:25:47,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:25:47,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:25:47,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:25:47,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:25:47,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:25:47,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:25:47,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:25:47,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:25:47,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:25:47,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:25:47,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:25:47,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:25:47,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:25:47,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:25:47,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:25:47,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:25:47,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:25:47,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:25:47,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:25:47,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:25:47,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:25:47,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:25:47,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:25:47,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:25:47,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:25:47,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:25:47,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:25:47,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:25:47,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:25:47,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:25:47,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:25:47,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:25:47,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:25:47,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:25:47,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:25:47,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:25:47,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:25:47,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:25:47,648 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:25:47,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:25:47,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:25:47,650 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:25:47,650 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:25:47,650 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:25:47,650 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:25:47,651 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:25:47,651 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:25:47,651 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:25:47,655 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:25:47,655 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:25:47,656 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:25:47,656 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:25:47,656 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:25:47,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:25:47,657 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:25:47,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:25:47,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:25:47,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:25:47,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:25:47,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:25:47,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:25:47,659 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:25:47,659 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:25:47,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:25:47,659 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:25:47,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:25:47,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:25:47,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:25:47,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:25:47,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:25:47,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:25:47,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:25:47,663 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:25:47,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:25:47,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:25:47,663 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:25:47,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:25:47,664 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_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90b7e6947bda838aad0c5e01877b9a712c46c1a2dc1a2af9f1fb1c6266593b6a [2021-11-03 04:25:47,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:25:48,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:25:48,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:25:48,015 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:25:48,016 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:25:48,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/array-crafted/xor4.i [2021-11-03 04:25:48,090 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/data/9fcee5d20/80e5a42141734a188d82452b06428989/FLAG7d369e299 [2021-11-03 04:25:48,551 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:25:48,552 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/sv-benchmarks/c/array-crafted/xor4.i [2021-11-03 04:25:48,558 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/data/9fcee5d20/80e5a42141734a188d82452b06428989/FLAG7d369e299 [2021-11-03 04:25:48,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/data/9fcee5d20/80e5a42141734a188d82452b06428989 [2021-11-03 04:25:48,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:25:48,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:25:48,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:25:48,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:25:48,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:25:48,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:25:48" (1/1) ... [2021-11-03 04:25:48,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786259cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:48, skipping insertion in model container [2021-11-03 04:25:48,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:25:48" (1/1) ... [2021-11-03 04:25:48,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:25:48,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:25:49,103 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_3e844134-3e90-4729-9b7b-a6d7886e563d/sv-benchmarks/c/array-crafted/xor4.i[1303,1316] [2021-11-03 04:25:49,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:25:49,113 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:25:49,134 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_3e844134-3e90-4729-9b7b-a6d7886e563d/sv-benchmarks/c/array-crafted/xor4.i[1303,1316] [2021-11-03 04:25:49,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:25:49,147 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:25:49,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49 WrapperNode [2021-11-03 04:25:49,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:25:49,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:25:49,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:25:49,149 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:25:49,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:25:49,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:25:49,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:25:49,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:25:49,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:25:49,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:25:49,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:25:49,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:25:49,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (1/1) ... [2021-11-03 04:25:49,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:25:49,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:25:49,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:25:49,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:25:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 04:25:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:25:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 04:25:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:25:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:25:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 04:25:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:25:49,796 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:25:49,803 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-11-03 04:25:49,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:25:49 BoogieIcfgContainer [2021-11-03 04:25:49,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:25:49,808 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:25:49,808 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:25:49,812 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:25:49,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:25:48" (1/3) ... [2021-11-03 04:25:49,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4aa2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:25:49, skipping insertion in model container [2021-11-03 04:25:49,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:25:49" (2/3) ... [2021-11-03 04:25:49,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b4aa2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:25:49, skipping insertion in model container [2021-11-03 04:25:49,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:25:49" (3/3) ... [2021-11-03 04:25:49,815 INFO L111 eAbstractionObserver]: Analyzing ICFG xor4.i [2021-11-03 04:25:49,825 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:25:49,825 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:25:49,887 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:25:49,894 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:25:49,894 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:25:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:49,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-03 04:25:49,922 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:49,923 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:49,924 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:49,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:49,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1883361482, now seen corresponding path program 1 times [2021-11-03 04:25:49,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:25:49,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180102188] [2021-11-03 04:25:49,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:49,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:25:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:50,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:25:50,093 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:25:50,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180102188] [2021-11-03 04:25:50,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180102188] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:25:50,094 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:25:50,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:25:50,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259932354] [2021-11-03 04:25:50,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:25:50,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:25:50,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:25:50,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:25:50,115 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:50,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:25:50,134 INFO L93 Difference]: Finished difference Result 21 states and 31 transitions. [2021-11-03 04:25:50,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:25:50,136 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-11-03 04:25:50,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:25:50,143 INFO L225 Difference]: With dead ends: 21 [2021-11-03 04:25:50,143 INFO L226 Difference]: Without dead ends: 10 [2021-11-03 04:25:50,146 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:25:50,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-03 04:25:50,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-03 04:25:50,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:50,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 14 transitions. [2021-11-03 04:25:50,173 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 14 transitions. Word has length 8 [2021-11-03 04:25:50,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:25:50,174 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 14 transitions. [2021-11-03 04:25:50,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:50,174 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2021-11-03 04:25:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:25:50,175 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:50,175 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:50,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:25:50,176 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:50,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:50,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1335199282, now seen corresponding path program 1 times [2021-11-03 04:25:50,177 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:25:50,177 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071133813] [2021-11-03 04:25:50,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:50,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:25:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:50,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:25:50,230 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:25:50,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071133813] [2021-11-03 04:25:50,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071133813] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:25:50,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1449038728] [2021-11-03 04:25:50,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:50,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:50,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:25:50,233 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:25:50,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 04:25:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:50,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 04:25:50,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:25:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:25:50,409 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:25:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-03 04:25:50,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1449038728] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:25:50,469 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2021-11-03 04:25:50,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 6 [2021-11-03 04:25:50,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240007293] [2021-11-03 04:25:50,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:25:50,470 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:25:50,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:25:50,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:25:50,487 INFO L87 Difference]: Start difference. First operand 10 states and 14 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:50,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:25:50,527 INFO L93 Difference]: Finished difference Result 22 states and 34 transitions. [2021-11-03 04:25:50,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:25:50,532 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-03 04:25:50,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:25:50,533 INFO L225 Difference]: With dead ends: 22 [2021-11-03 04:25:50,534 INFO L226 Difference]: Without dead ends: 16 [2021-11-03 04:25:50,535 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:25:50,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-03 04:25:50,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-11-03 04:25:50,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:50,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2021-11-03 04:25:50,542 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 20 transitions. Word has length 9 [2021-11-03 04:25:50,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:25:50,543 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-11-03 04:25:50,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:50,543 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-03 04:25:50,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-03 04:25:50,545 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:50,545 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:50,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:25:50,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:50,760 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:50,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:50,761 INFO L85 PathProgramCache]: Analyzing trace with hash 2091408530, now seen corresponding path program 1 times [2021-11-03 04:25:50,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:25:50,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475172043] [2021-11-03 04:25:50,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:50,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:25:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:50,804 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-03 04:25:50,805 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:25:50,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475172043] [2021-11-03 04:25:50,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475172043] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:25:50,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890596783] [2021-11-03 04:25:50,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:50,806 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:50,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:25:50,807 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:25:50,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 04:25:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:50,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 04:25:50,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:25:50,931 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-03 04:25:50,932 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:25:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-03 04:25:50,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890596783] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:25:50,973 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2021-11-03 04:25:50,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 6 [2021-11-03 04:25:50,973 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134272265] [2021-11-03 04:25:50,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:25:50,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:25:50,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:25:50,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:25:50,975 INFO L87 Difference]: Start difference. First operand 16 states and 20 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:50,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:25:50,986 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2021-11-03 04:25:50,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:25:50,986 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-03 04:25:50,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:25:50,987 INFO L225 Difference]: With dead ends: 24 [2021-11-03 04:25:50,987 INFO L226 Difference]: Without dead ends: 18 [2021-11-03 04:25:50,988 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-03 04:25:50,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-11-03 04:25:50,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-11-03 04:25:50,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 17 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:50,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2021-11-03 04:25:50,992 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 15 [2021-11-03 04:25:50,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:25:50,992 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 22 transitions. [2021-11-03 04:25:50,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:50,992 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-11-03 04:25:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-03 04:25:50,993 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:50,993 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:51,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:25:51,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:51,220 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:51,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:51,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1826076626, now seen corresponding path program 1 times [2021-11-03 04:25:51,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:25:51,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031587598] [2021-11-03 04:25:51,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:51,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:25:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:51,268 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-03 04:25:51,268 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:25:51,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031587598] [2021-11-03 04:25:51,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031587598] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:25:51,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672941994] [2021-11-03 04:25:51,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:51,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:51,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:25:51,280 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:25:51,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 04:25:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:51,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 04:25:51,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:25:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-03 04:25:51,417 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:25:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-03 04:25:51,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672941994] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:25:51,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1184163081] [2021-11-03 04:25:51,489 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:25:51,489 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:25:51,493 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:25:51,498 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:25:51,499 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:25:51,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,535 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:51,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:51,540 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:51,541 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:25:51,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:25:51,568 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_12|], 21=[|v_#valid_19|]} [2021-11-03 04:25:51,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:25:51,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:51,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:51,593 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:51,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:51,623 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:25:51,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:51,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:51,676 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:51,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:51,702 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:25:51,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:51,709 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:25:51,720 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:25:51,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:51,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,740 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:51,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:51,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:51,747 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:51,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,751 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:51,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:25:51,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:51,763 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:51,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 04:25:51,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:25:51,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:51,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-03 04:25:51,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:25:51,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:25:51,854 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:51,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:51,880 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,886 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:51,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 04:25:51,896 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:51,896 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 04:25:51,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:51,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:51,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,040 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,068 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,082 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:25:52,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:25:52,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 04:25:52,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 04:25:52,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 04:25:52,125 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,130 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,131 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:52,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:52,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,163 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,166 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:52,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:52,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:25:52,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 04:25:52,176 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:25:52,186 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,187 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,189 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:52,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:52,192 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,194 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:25:52,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:25:52,199 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:25:52,213 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 04:25:52,214 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 04:25:52,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 04:25:52,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:25:52,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:52,369 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:52,370 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-03 04:25:52,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:25:52,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:25:52,436 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:52,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,467 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,492 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 04:25:52,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 04:25:52,502 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:25:52,502 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 04:25:52,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,576 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:25:52,584 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,585 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:52,589 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:25:52,590 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:52,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:25:52,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:25:52,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:52,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:52,603 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:52,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,605 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,607 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:25:52,609 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:52,609 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:25:52,615 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:25:52,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:25:52,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,674 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-03 04:25:52,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:25:52,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,759 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:25:52,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:25:52,770 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:25:52,771 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,773 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:25:52,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:25:52,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:25:52,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:52,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:52,836 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:52,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:25:52,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:52,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:52,857 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:52,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,865 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,871 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-03 04:25:52,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 04:25:52,881 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:25:52,881 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-03 04:25:52,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,891 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-03 04:25:52,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:52,938 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:25:52,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:25:52,950 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:25:52,952 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:52,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:25:52,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:25:52,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:25:52,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:25:52,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:52,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:52,978 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:52,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:52,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:25:52,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:25:52,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:52,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:52,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:52,994 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:52,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,005 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 04:25:53,012 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:25:53,013 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 04:25:53,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,063 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:25:53,065 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:53,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:25:53,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:25:53,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:53,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:25:53,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:53,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:53,080 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:53,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,085 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:25:53,089 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:53,089 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:25:53,096 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:25:53,098 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:53,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,099 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:25:53,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:25:53,114 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 [2021-11-03 04:25:53,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,115 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:53,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:53,116 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:53,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,120 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:25:53,123 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:53,123 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:25:53,126 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:25:53,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:25:53,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:53,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:25:53,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:53,249 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:25:53,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:25:53,261 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:25:54,108 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:25:54,108 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:25:54,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-03 04:25:54,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168299196] [2021-11-03 04:25:54,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-03 04:25:54,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:25:54,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-03 04:25:54,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-11-03 04:25:54,110 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:54,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:25:54,127 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2021-11-03 04:25:54,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:25:54,128 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-03 04:25:54,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:25:54,129 INFO L225 Difference]: With dead ends: 36 [2021-11-03 04:25:54,129 INFO L226 Difference]: Without dead ends: 21 [2021-11-03 04:25:54,129 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-11-03 04:25:54,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-03 04:25:54,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-11-03 04:25:54,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.25) internal successors, (25), 20 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2021-11-03 04:25:54,133 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 25 transitions. Word has length 17 [2021-11-03 04:25:54,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:25:54,133 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 25 transitions. [2021-11-03 04:25:54,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-03 04:25:54,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-03 04:25:54,134 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:54,134 INFO L513 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:54,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:25:54,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:54,335 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:54,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:54,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1585970070, now seen corresponding path program 2 times [2021-11-03 04:25:54,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:25:54,336 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237220036] [2021-11-03 04:25:54,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:54,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:25:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-03 04:25:54,457 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:25:54,458 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237220036] [2021-11-03 04:25:54,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237220036] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:25:54,459 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1787434662] [2021-11-03 04:25:54,459 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:25:54,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:54,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:25:54,460 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:25:54,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-03 04:25:54,550 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-03 04:25:54,550 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:25:54,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:25:54,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:25:54,605 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-03 04:25:54,605 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:25:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-03 04:25:54,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1787434662] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:25:54,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1965571410] [2021-11-03 04:25:54,689 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:25:54,689 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:25:54,690 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:25:54,690 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:25:54,690 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:25:54,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,707 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:54,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,709 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,710 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:25:54,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:25:54,716 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_13|], 21=[|v_#valid_20|]} [2021-11-03 04:25:54,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:25:54,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:54,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:54,729 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:54,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:54,738 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:25:54,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:54,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:54,761 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:54,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:54,766 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:25:54,770 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:54,770 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:25:54,774 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:25:54,779 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:54,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:54,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,784 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:25:54,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:25:54,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:25:54,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:25:54,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:54,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:25:54,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:54,832 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:54,833 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:54,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:54,839 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:25:54,861 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:54,861 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 04:25:54,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:54,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:54,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:54,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,919 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,929 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,934 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:25:54,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:25:54,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 04:25:54,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 04:25:54,955 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 04:25:54,955 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,957 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:54,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:54,963 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,970 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,971 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:54,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:54,973 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:25:54,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:25:54,978 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:25:54,983 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:54,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:54,986 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,988 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:25:54,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 04:25:54,991 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:54,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:54,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:25:54,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:25:54,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:55,001 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 04:25:55,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 04:25:55,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-03 04:25:55,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:25:55,123 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:25:55,124 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:25:55,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:55,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:55,199 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,226 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,237 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 04:25:55,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 04:25:55,244 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:25:55,244 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 04:25:55,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,296 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:25:55,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:55,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,300 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:55,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:55,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:25:55,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:55,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:55,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:25:55,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:25:55,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:55,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:55,312 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,314 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:25:55,319 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,319 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:25:55,325 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:25:55,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:25:55,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,358 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-03 04:25:55,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-03 04:25:55,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,400 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:25:55,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:25:55,410 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:25:55,424 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:55,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:25:55,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:25:55,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:25:55,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:55,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:55,456 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:25:55,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:55,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:55,469 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,478 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,482 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-03 04:25:55,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:25:55,485 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:25:55,485 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-03 04:25:55,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 04:25:55,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,538 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:25:55,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:25:55,549 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:25:55,551 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:55,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:25:55,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:25:55,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:25:55,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:25:55,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:55,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:55,572 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:25:55,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:25:55,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:55,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:55,585 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,599 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,604 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 04:25:55,605 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:25:55,606 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 04:25:55,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,640 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:25:55,642 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:55,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:25:55,644 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:25:55,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:55,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:25:55,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,653 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:55,653 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,654 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:55,654 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,658 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,660 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:25:55,661 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,661 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:25:55,667 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:25:55,670 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:55,671 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,672 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:25:55,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:25:55,684 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 [2021-11-03 04:25:55,684 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:55,685 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,685 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:55,685 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,689 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,690 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:25:55,691 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:55,692 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:25:55,694 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:25:55,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:25:55,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:55,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:25:55,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:55,788 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:25:55,790 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:25:55,796 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:25:56,617 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:25:56,617 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:25:56,617 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2021-11-03 04:25:56,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267433326] [2021-11-03 04:25:56,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-03 04:25:56,618 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:25:56,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-03 04:25:56,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-11-03 04:25:56,619 INFO L87 Difference]: Start difference. First operand 21 states and 25 transitions. Second operand has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:56,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:25:56,671 INFO L93 Difference]: Finished difference Result 45 states and 63 transitions. [2021-11-03 04:25:56,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-03 04:25:56,672 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-11-03 04:25:56,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:25:56,672 INFO L225 Difference]: With dead ends: 45 [2021-11-03 04:25:56,673 INFO L226 Difference]: Without dead ends: 33 [2021-11-03 04:25:56,673 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-11-03 04:25:56,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-11-03 04:25:56,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-11-03 04:25:56,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:56,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 37 transitions. [2021-11-03 04:25:56,678 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 37 transitions. Word has length 20 [2021-11-03 04:25:56,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:25:56,678 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 37 transitions. [2021-11-03 04:25:56,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:56,678 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2021-11-03 04:25:56,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-03 04:25:56,679 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:56,679 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:56,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-03 04:25:56,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2021-11-03 04:25:56,880 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:56,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:56,880 INFO L85 PathProgramCache]: Analyzing trace with hash 703108394, now seen corresponding path program 3 times [2021-11-03 04:25:56,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:25:56,881 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466238356] [2021-11-03 04:25:56,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:56,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:25:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:56,944 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-03 04:25:56,944 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:25:56,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466238356] [2021-11-03 04:25:56,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466238356] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:25:56,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303757704] [2021-11-03 04:25:56,945 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:25:56,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:56,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:25:56,948 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:25:56,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-03 04:25:57,054 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:25:57,055 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:25:57,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 04:25:57,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:25:57,122 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-03 04:25:57,122 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:25:57,257 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-03 04:25:57,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1303757704] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:25:57,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1617390370] [2021-11-03 04:25:57,260 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:25:57,260 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:25:57,261 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:25:57,261 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:25:57,261 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:25:57,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,267 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:25:57,268 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:57,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:25:57,272 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 21=[|v_#valid_21|]} [2021-11-03 04:25:57,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:25:57,282 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,282 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:57,283 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,283 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:57,283 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,288 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:25:57,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:57,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:57,306 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,310 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:25:57,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,314 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:25:57,317 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:25:57,321 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,323 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,323 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:57,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:57,324 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:25:57,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:57,328 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,329 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 04:25:57,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:25:57,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-03 04:25:57,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:25:57,363 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:25:57,364 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 04:25:57,373 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,373 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 04:25:57,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,427 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,433 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:57,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:57,436 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,449 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,452 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,453 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,454 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:25:57,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:25:57,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 04:25:57,460 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,463 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 04:25:57,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 04:25:57,473 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,478 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,479 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,480 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,480 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:57,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:57,481 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,483 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:25:57,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 04:25:57,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:25:57,489 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:57,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:57,492 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,493 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:25:57,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:25:57,496 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,496 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:25:57,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 04:25:57,500 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 04:25:57,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 04:25:57,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:25:57,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:57,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:57,592 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-03 04:25:57,632 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,635 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:25:57,636 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:25:57,637 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,661 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,671 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 04:25:57,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 04:25:57,677 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:25:57,677 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 04:25:57,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,719 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:25:57,721 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:57,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:25:57,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:57,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:25:57,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:25:57,730 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:57,731 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,731 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:57,732 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,733 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:25:57,736 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,736 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:25:57,740 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:25:57,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:25:57,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,776 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-03 04:25:57,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:25:57,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,812 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:25:57,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:25:57,820 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:25:57,823 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:25:57,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:25:57,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:25:57,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:57,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,845 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:57,845 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:25:57,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:57,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:57,857 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,863 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,866 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-03 04:25:57,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:25:57,869 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:25:57,869 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-03 04:25:57,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,876 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 04:25:57,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,901 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:25:57,902 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:25:57,909 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:25:57,910 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:25:57,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:25:57,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:25:57,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:25:57,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:57,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:57,928 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:25:57,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:25:57,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:57,939 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:57,940 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,947 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 04:25:57,953 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:25:57,953 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 04:25:57,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,982 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:25:57,983 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:57,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:25:57,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:25:57,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:57,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:25:57,993 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:57,994 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:25:57,995 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:57,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:57,998 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:57,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:58,001 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:25:58,001 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:58,001 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:25:58,007 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:25:58,011 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:58,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:58,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:25:58,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:25:58,019 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 [2021-11-03 04:25:58,019 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:58,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:58,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:58,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:25:58,021 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:58,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,023 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:58,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:58,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:25:58,026 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:58,026 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:25:58,028 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:25:58,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:25:58,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:58,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:25:58,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:58,108 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:25:58,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:25:58,117 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:25:58,948 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:25:58,949 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:25:58,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2021-11-03 04:25:58,949 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916031080] [2021-11-03 04:25:58,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-03 04:25:58,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:25:58,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-03 04:25:58,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-11-03 04:25:58,951 INFO L87 Difference]: Start difference. First operand 33 states and 37 transitions. Second operand has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:58,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:25:58,972 INFO L93 Difference]: Finished difference Result 66 states and 79 transitions. [2021-11-03 04:25:58,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-03 04:25:58,972 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-03 04:25:58,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:25:58,973 INFO L225 Difference]: With dead ends: 66 [2021-11-03 04:25:58,973 INFO L226 Difference]: Without dead ends: 39 [2021-11-03 04:25:58,974 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-11-03 04:25:58,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2021-11-03 04:25:58,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-11-03 04:25:58,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 38 states have (on average 1.131578947368421) internal successors, (43), 38 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:58,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2021-11-03 04:25:58,979 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 32 [2021-11-03 04:25:58,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:25:58,979 INFO L470 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-11-03 04:25:58,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 12 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:25:58,980 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-11-03 04:25:58,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-03 04:25:58,981 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:25:58,981 INFO L513 BasicCegarLoop]: trace histogram [10, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:25:59,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-03 04:25:59,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:59,212 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:25:59,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:25:59,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1553062954, now seen corresponding path program 4 times [2021-11-03 04:25:59,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:25:59,212 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426425487] [2021-11-03 04:25:59,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:25:59,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:25:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-03 04:25:59,347 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:25:59,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426425487] [2021-11-03 04:25:59,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426425487] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:25:59,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003524572] [2021-11-03 04:25:59,347 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 04:25:59,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:25:59,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:25:59,349 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:25:59,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-03 04:25:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:25:59,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-03 04:25:59,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:25:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-03 04:25:59,577 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:25:59,846 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-03 04:25:59,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1003524572] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:25:59,846 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [553235832] [2021-11-03 04:25:59,849 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:25:59,849 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:25:59,849 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:25:59,849 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:25:59,849 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:25:59,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,854 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:59,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:25:59,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:59,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:25:59,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:25:59,860 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 21=[|v_#valid_22|]} [2021-11-03 04:25:59,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:25:59,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:59,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:25:59,872 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:59,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:59,877 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:25:59,893 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:59,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:25:59,896 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:59,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:59,900 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:25:59,904 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:59,904 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:25:59,908 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:25:59,913 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:59,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,914 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:59,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:25:59,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:25:59,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:59,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:59,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:25:59,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:25:59,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:25:59,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:25:59,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:25:59,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:25:59,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:25:59,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:59,958 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,959 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:25:59,959 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:25:59,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:59,964 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:25:59,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:25:59,968 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:25:59,969 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 04:25:59,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:25:59,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,040 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,061 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,065 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:00,067 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,068 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:00,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 04:26:00,081 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 04:26:00,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 04:26:00,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,091 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:00,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:00,096 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,101 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,102 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:00,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:00,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,105 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,105 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:00,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:26:00,108 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,109 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:00,111 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:00,114 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:00,114 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,115 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,115 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:00,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 04:26:00,118 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:26:00,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:26:00,123 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,125 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,128 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 04:26:00,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 04:26:00,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-03 04:26:00,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:26:00,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:26:00,229 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:26:00,267 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:00,271 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,272 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:00,272 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,303 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,313 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 04:26:00,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 04:26:00,320 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:00,320 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 04:26:00,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,369 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:26:00,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,374 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:00,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:26:00,375 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:00,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:00,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:26:00,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:00,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:00,383 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,385 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:00,387 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,388 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:26:00,392 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:26:00,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:26:00,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,444 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-03 04:26:00,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:26:00,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,484 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:26:00,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:26:00,492 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:26:00,501 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:26:00,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-03 04:26:00,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:00,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:00,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:00,522 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:00,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:00,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:00,535 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,542 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,546 INFO L180 QuantifierPusher]: treesize reduction 14, result has 92.2 percent of original size [2021-11-03 04:26:00,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-03 04:26:00,549 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:00,549 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:219, output treesize:165 [2021-11-03 04:26:00,551 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 04:26:00,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,585 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:26:00,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:26:00,593 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:26:00,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:26:00,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:26:00,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:26:00,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:26:00,610 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:00,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:00,613 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:26:00,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:26:00,623 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:00,626 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:00,627 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,636 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,639 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 04:26:00,642 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:00,642 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 04:26:00,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,676 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:26:00,678 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:26:00,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:26:00,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:00,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:26:00,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:00,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:00,689 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:00,696 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,697 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:26:00,703 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:26:00,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:00,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:00,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:26:00,714 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 [2021-11-03 04:26:00,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,715 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:00,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:00,716 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:26:00,721 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:00,722 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:26:00,724 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:26:00,725 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:00,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:00,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:26:00,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:00,834 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:26:00,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:00,843 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:26:01,690 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:26:01,691 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:26:01,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 24 [2021-11-03 04:26:01,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297121190] [2021-11-03 04:26:01,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-03 04:26:01,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:26:01,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-03 04:26:01,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=658, Unknown=0, NotChecked=0, Total=992 [2021-11-03 04:26:01,694 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:01,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:26:01,731 INFO L93 Difference]: Finished difference Result 78 states and 97 transitions. [2021-11-03 04:26:01,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-03 04:26:01,731 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-03 04:26:01,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:26:01,732 INFO L225 Difference]: With dead ends: 78 [2021-11-03 04:26:01,732 INFO L226 Difference]: Without dead ends: 51 [2021-11-03 04:26:01,733 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=334, Invalid=658, Unknown=0, NotChecked=0, Total=992 [2021-11-03 04:26:01,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-11-03 04:26:01,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-11-03 04:26:01,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.1) internal successors, (55), 50 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:01,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2021-11-03 04:26:01,739 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 38 [2021-11-03 04:26:01,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:26:01,740 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2021-11-03 04:26:01,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2021-11-03 04:26:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-03 04:26:01,742 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:26:01,742 INFO L513 BasicCegarLoop]: trace histogram [22, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:26:01,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-03 04:26:01,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:26:01,968 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:26:01,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:26:01,968 INFO L85 PathProgramCache]: Analyzing trace with hash -622810582, now seen corresponding path program 5 times [2021-11-03 04:26:01,968 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:26:01,968 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965229874] [2021-11-03 04:26:01,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:26:01,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:26:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:26:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-03 04:26:02,331 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:26:02,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965229874] [2021-11-03 04:26:02,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965229874] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:26:02,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132603271] [2021-11-03 04:26:02,332 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:26:02,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:26:02,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:26:02,333 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:26:02,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-03 04:26:02,458 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-03 04:26:02,459 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:26:02,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:26:02,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:26:02,596 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-11-03 04:26:02,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:26:02,712 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-11-03 04:26:02,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132603271] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:26:02,712 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1541395602] [2021-11-03 04:26:02,717 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:26:02,717 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:26:02,718 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:26:02,718 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:26:02,718 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:26:02,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:26:02,726 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:02,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:02,730 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 21=[|v_#valid_23|]} [2021-11-03 04:26:02,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:26:02,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:02,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:02,740 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:02,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:02,746 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:26:02,761 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,763 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:02,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:02,764 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:02,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:02,769 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:26:02,772 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:02,772 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:26:02,775 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:26:02,779 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,781 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:02,782 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:02,782 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,784 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:02,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:26:02,786 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:02,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:02,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:26:02,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:02,828 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:02,829 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:02,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:02,835 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:02,839 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:02,839 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 04:26:02,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:02,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:02,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:02,888 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,895 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,904 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,908 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,909 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:02,910 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,911 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,912 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:02,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 04:26:02,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 04:26:02,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 04:26:02,924 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,925 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:02,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:02,930 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,936 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:02,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:02,946 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,948 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:02,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 04:26:02,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:26:02,956 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,957 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:02,958 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:02,959 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,960 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:02,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:26:02,962 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,964 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:02,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:26:02,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:02,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:02,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 04:26:02,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 04:26:02,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:02,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:26:03,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:03,049 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:03,050 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-03 04:26:03,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:26:03,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:26:03,090 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,115 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,125 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 04:26:03,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 04:26:03,130 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:03,131 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 04:26:03,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,175 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:26:03,179 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:03,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,180 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:03,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:03,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:26:03,181 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:03,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:03,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:03,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:26:03,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:03,188 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,189 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:03,189 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,191 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:03,193 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,193 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:26:03,197 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:26:03,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:26:03,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,229 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-03 04:26:03,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:26:03,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,265 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:26:03,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:26:03,272 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:26:03,273 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:03,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:26:03,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:26:03,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:03,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:03,300 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:03,300 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:03,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:03,312 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:03,312 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,319 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,322 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-03 04:26:03,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:26:03,325 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:03,325 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-03 04:26:03,328 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:26:03,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,376 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:26:03,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:26:03,384 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:26:03,385 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:03,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:03,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-03 04:26:03,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-03 04:26:03,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:03,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:03,403 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-03 04:26:03,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:03,412 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,412 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:03,412 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,421 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-03 04:26:03,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:03,426 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-03 04:26:03,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,465 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:26:03,467 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:03,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,467 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:26:03,469 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:26:03,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:03,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:26:03,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:03,478 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:03,479 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,483 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:03,486 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,487 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:26:03,494 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:26:03,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:03,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:03,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:26:03,506 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 [2021-11-03 04:26:03,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,507 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:03,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:03,508 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,511 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:26:03,513 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:03,513 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:26:03,515 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:26:03,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:03,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:03,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:26:03,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:03,590 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:26:03,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:03,602 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:26:04,563 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:26:04,563 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:26:04,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 5, 5] total 31 [2021-11-03 04:26:04,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705120935] [2021-11-03 04:26:04,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-03 04:26:04,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:26:04,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-03 04:26:04,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=361, Invalid=1045, Unknown=0, NotChecked=0, Total=1406 [2021-11-03 04:26:04,566 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand has 31 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 31 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:04,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:26:04,621 INFO L93 Difference]: Finished difference Result 83 states and 95 transitions. [2021-11-03 04:26:04,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-11-03 04:26:04,622 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 31 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-11-03 04:26:04,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:26:04,623 INFO L225 Difference]: With dead ends: 83 [2021-11-03 04:26:04,623 INFO L226 Difference]: Without dead ends: 56 [2021-11-03 04:26:04,624 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=361, Invalid=1045, Unknown=0, NotChecked=0, Total=1406 [2021-11-03 04:26:04,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-11-03 04:26:04,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2021-11-03 04:26:04,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.0909090909090908) internal successors, (60), 55 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:04,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 60 transitions. [2021-11-03 04:26:04,630 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 60 transitions. Word has length 50 [2021-11-03 04:26:04,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:26:04,630 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 60 transitions. [2021-11-03 04:26:04,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 1.5483870967741935) internal successors, (48), 31 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:04,631 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2021-11-03 04:26:04,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-03 04:26:04,632 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:26:04,632 INFO L513 BasicCegarLoop]: trace histogram [23, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:26:04,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-03 04:26:04,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable215 [2021-11-03 04:26:04,856 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:26:04,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:26:04,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1624218606, now seen corresponding path program 6 times [2021-11-03 04:26:04,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:26:04,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906126288] [2021-11-03 04:26:04,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:26:04,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:26:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:26:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-03 04:26:05,232 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:26:05,232 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906126288] [2021-11-03 04:26:05,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906126288] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:26:05,232 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093600414] [2021-11-03 04:26:05,232 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:26:05,232 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:26:05,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:26:05,233 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:26:05,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-03 04:26:05,448 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:26:05,448 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:26:05,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-03 04:26:05,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:26:05,623 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-03 04:26:05,623 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:26:06,549 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-03 04:26:06,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093600414] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:26:06,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [374026302] [2021-11-03 04:26:06,551 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:26:06,551 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:26:06,551 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:26:06,552 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:26:06,552 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:26:06,558 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,559 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:06,560 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,560 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:26:06,562 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:06,565 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 21=[|v_#valid_24|]} [2021-11-03 04:26:06,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:26:06,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,576 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:06,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:06,577 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:06,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,581 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:26:06,604 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:06,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,607 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:06,607 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:06,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,610 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:26:06,614 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:06,614 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:26:06,619 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:26:06,624 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,625 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:06,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:06,627 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,628 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,629 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,629 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:06,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:26:06,631 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:06,634 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:06,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:26:06,663 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:06,667 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:06,668 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:06,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,672 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:06,677 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:06,677 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 04:26:06,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,730 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,734 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:06,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:06,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 04:26:06,741 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 04:26:06,756 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 04:26:06,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:06,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:06,762 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,766 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,772 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,772 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,773 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:06,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:06,775 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,776 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:06,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 04:26:06,778 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,779 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:26:06,782 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,783 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:06,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:06,784 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,785 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,786 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:06,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:26:06,788 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:06,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:26:06,792 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:06,795 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,797 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 04:26:06,801 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 04:26:06,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-03 04:26:06,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:26:06,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:26:06,892 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:06,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:06,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:26:06,930 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:06,933 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:06,934 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:06,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,953 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:06,964 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 04:26:06,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 04:26:06,970 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:06,970 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 04:26:06,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:06,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,004 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:26:07,006 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:07,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,007 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:07,007 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:07,008 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:26:07,008 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:07,009 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:07,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:07,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:26:07,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:07,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:07,018 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,020 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,020 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:07,022 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,022 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:26:07,028 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:26:07,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:26:07,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,055 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-03 04:26:07,059 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-03 04:26:07,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,087 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:26:07,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:26:07,095 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:26:07,096 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:07,096 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:26:07,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:07,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:07,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:07,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:07,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:07,121 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:07,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:07,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:07,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:07,154 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,159 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,162 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-03 04:26:07,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:26:07,164 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:07,165 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-03 04:26:07,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 04:26:07,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,192 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:26:07,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:26:07,201 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:26:07,202 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:07,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:26:07,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:26:07,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:07,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:07,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:26:07,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:26:07,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:07,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:07,221 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:07,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:07,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:26:07,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:26:07,232 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:07,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:07,234 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,240 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 04:26:07,245 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:07,246 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 04:26:07,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,297 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:26:07,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:07,299 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:26:07,301 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:26:07,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:07,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:26:07,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:07,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:07,311 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,314 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:07,317 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,317 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:26:07,323 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:26:07,324 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:07,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:07,334 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:26:07,340 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 [2021-11-03 04:26:07,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:07,341 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:07,341 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,343 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,344 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:26:07,345 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:07,345 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:26:07,347 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:26:07,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:26:07,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:07,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:26:07,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:07,412 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:26:07,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:07,420 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:26:08,419 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:26:08,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:26:08,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 50 [2021-11-03 04:26:08,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52811967] [2021-11-03 04:26:08,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2021-11-03 04:26:08,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:26:08,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-11-03 04:26:08,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1309, Invalid=1997, Unknown=0, NotChecked=0, Total=3306 [2021-11-03 04:26:08,424 INFO L87 Difference]: Start difference. First operand 56 states and 60 transitions. Second operand has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:08,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:26:08,502 INFO L93 Difference]: Finished difference Result 112 states and 144 transitions. [2021-11-03 04:26:08,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-11-03 04:26:08,503 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-11-03 04:26:08,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:26:08,504 INFO L225 Difference]: With dead ends: 112 [2021-11-03 04:26:08,504 INFO L226 Difference]: Without dead ends: 81 [2021-11-03 04:26:08,506 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1309, Invalid=1997, Unknown=0, NotChecked=0, Total=3306 [2021-11-03 04:26:08,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-11-03 04:26:08,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2021-11-03 04:26:08,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 80 states have (on average 1.0625) internal successors, (85), 80 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2021-11-03 04:26:08,513 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 55 [2021-11-03 04:26:08,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:26:08,514 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2021-11-03 04:26:08,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:08,514 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2021-11-03 04:26:08,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-03 04:26:08,516 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:26:08,516 INFO L513 BasicCegarLoop]: trace histogram [48, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:26:08,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-03 04:26:08,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable268 [2021-11-03 04:26:08,729 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:26:08,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:26:08,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1319857578, now seen corresponding path program 7 times [2021-11-03 04:26:08,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:26:08,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011103352] [2021-11-03 04:26:08,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:26:08,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:26:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:26:09,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-03 04:26:09,990 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:26:09,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011103352] [2021-11-03 04:26:09,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011103352] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:26:09,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7996529] [2021-11-03 04:26:09,990 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 04:26:09,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:26:09,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:26:09,991 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:26:10,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-03 04:26:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:26:10,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-03 04:26:10,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:26:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-03 04:26:10,504 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:26:13,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-03 04:26:13,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [7996529] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:26:13,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1056988246] [2021-11-03 04:26:13,473 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:26:13,473 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:26:13,474 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:26:13,474 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:26:13,474 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:26:13,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,488 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:26:13,491 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:13,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:13,499 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_18|], 21=[|v_#valid_25|]} [2021-11-03 04:26:13,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:26:13,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:13,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,510 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:13,511 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:13,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,514 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:26:13,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:13,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:13,533 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:13,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,536 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:26:13,539 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:13,539 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:26:13,543 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:26:13,546 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,547 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,548 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:13,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:13,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,550 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:26:13,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:13,552 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 04:26:13,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:26:13,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-03 04:26:13,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:26:13,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:26:13,587 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:13,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,591 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,595 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 04:26:13,595 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:13,595 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 04:26:13,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,641 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,642 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:13,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:13,644 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,646 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,652 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,656 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,657 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:26:13,658 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,659 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:13,662 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 04:26:13,662 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,665 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 04:26:13,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 04:26:13,690 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,696 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,697 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,697 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,698 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,698 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:13,699 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:13,700 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,701 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:13,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:26:13,706 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:13,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,710 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,710 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:13,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:13,712 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,712 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,716 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,716 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,718 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:26:13,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 04:26:13,719 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:26:13,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 04:26:13,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,726 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 04:26:13,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 04:26:13,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-03 04:26:13,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:26:13,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,835 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:26:13,835 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:13,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:13,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:26:13,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,874 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:13,875 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:13,875 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:13,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,891 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,900 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 04:26:13,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 04:26:13,905 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:13,905 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 04:26:13,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,942 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:26:13,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,945 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,945 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:13,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:26:13,946 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:13,947 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,947 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:13,948 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:13,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:26:13,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,953 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:13,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:13,954 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:13,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,956 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:13,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:13,958 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:13,958 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:26:13,965 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:26:13,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:26:13,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:13,992 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-03 04:26:13,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:26:13,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,016 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:26:14,017 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:26:14,024 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:26:14,030 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:14,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:26:14,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:14,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:14,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:14,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:14,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:14,049 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:14,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:14,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:14,058 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:14,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:14,060 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:14,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,065 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,069 INFO L180 QuantifierPusher]: treesize reduction 17, result has 89.8 percent of original size [2021-11-03 04:26:14,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:26:14,071 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:14,071 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:206, output treesize:149 [2021-11-03 04:26:14,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 143 [2021-11-03 04:26:14,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,108 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:26:14,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:26:14,116 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:26:14,118 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:14,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:14,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-03 04:26:14,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:14,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-03 04:26:14,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:14,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,133 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:14,134 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:14,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:14,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-03 04:26:14,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:14,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:14,144 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:14,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,150 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-03 04:26:14,155 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:14,155 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-03 04:26:14,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,180 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:26:14,182 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:14,182 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:26:14,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:26:14,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:14,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:26:14,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:14,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:14,193 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:14,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,196 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:14,199 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:14,199 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:26:14,206 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:26:14,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:14,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:14,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:26:14,229 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 [2021-11-03 04:26:14,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:14,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:14,231 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:14,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,233 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,234 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:26:14,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:14,236 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:26:14,238 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:26:14,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:26:14,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,263 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:14,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:26:14,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:14,303 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:26:14,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:14,312 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:26:15,451 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:26:15,451 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:26:15,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50, 50] total 100 [2021-11-03 04:26:15,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246808307] [2021-11-03 04:26:15,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2021-11-03 04:26:15,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:26:15,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2021-11-03 04:26:15,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5084, Invalid=6472, Unknown=0, NotChecked=0, Total=11556 [2021-11-03 04:26:15,477 INFO L87 Difference]: Start difference. First operand 81 states and 85 transitions. Second operand has 101 states, 101 states have (on average 1.108910891089109) internal successors, (112), 100 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:15,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:26:15,672 INFO L93 Difference]: Finished difference Result 162 states and 219 transitions. [2021-11-03 04:26:15,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-11-03 04:26:15,673 INFO L78 Accepts]: Start accepts. Automaton has has 101 states, 101 states have (on average 1.108910891089109) internal successors, (112), 100 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-11-03 04:26:15,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:26:15,677 INFO L225 Difference]: With dead ends: 162 [2021-11-03 04:26:15,677 INFO L226 Difference]: Without dead ends: 131 [2021-11-03 04:26:15,682 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1221 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=5084, Invalid=6472, Unknown=0, NotChecked=0, Total=11556 [2021-11-03 04:26:15,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-11-03 04:26:15,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-11-03 04:26:15,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 130 states have (on average 1.0384615384615385) internal successors, (135), 130 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:15,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 135 transitions. [2021-11-03 04:26:15,707 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 135 transitions. Word has length 80 [2021-11-03 04:26:15,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:26:15,710 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 135 transitions. [2021-11-03 04:26:15,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 1.108910891089109) internal successors, (112), 100 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:15,711 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2021-11-03 04:26:15,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-03 04:26:15,714 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:26:15,714 INFO L513 BasicCegarLoop]: trace histogram [98, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:26:15,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-03 04:26:15,927 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable321 [2021-11-03 04:26:15,928 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:26:15,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:26:15,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1709593258, now seen corresponding path program 8 times [2021-11-03 04:26:15,928 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:26:15,928 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162983667] [2021-11-03 04:26:15,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:26:15,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:26:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:26:19,772 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-03 04:26:19,772 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:26:19,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162983667] [2021-11-03 04:26:19,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162983667] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:26:19,773 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [36924595] [2021-11-03 04:26:19,773 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:26:19,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:26:19,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:26:19,774 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:26:19,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-03 04:26:20,208 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-03 04:26:20,209 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:26:20,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 04:26:20,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:26:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 4914 trivial. 0 not checked. [2021-11-03 04:26:20,762 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:26:21,362 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 4914 trivial. 0 not checked. [2021-11-03 04:26:21,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [36924595] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:26:21,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [174191549] [2021-11-03 04:26:21,367 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:26:21,367 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:26:21,367 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:26:21,368 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:26:21,368 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:26:21,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,383 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:26:21,384 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:21,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:21,388 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_19|], 21=[|v_#valid_26|]} [2021-11-03 04:26:21,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:26:21,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:21,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:21,400 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,404 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:26:21,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:21,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:21,423 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:26:21,431 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,431 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:26:21,434 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:26:21,438 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,439 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:21,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:21,442 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,443 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:26:21,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:21,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 04:26:21,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:26:21,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-03 04:26:21,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:26:21,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:26:21,487 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,492 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 04:26:21,496 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,497 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 04:26:21,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,538 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,544 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,555 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,556 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:21,561 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,563 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:26:21,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 04:26:21,566 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 04:26:21,573 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 04:26:21,573 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,577 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:21,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:21,581 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,584 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,586 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,587 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:21,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:21,588 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,589 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,589 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,590 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:21,591 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:26:21,592 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,592 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,593 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:21,594 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,595 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:21,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:21,597 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,598 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,599 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:26:21,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 04:26:21,602 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:26:21,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 04:26:21,606 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,608 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 04:26:21,614 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 04:26:21,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:26:21,685 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:21,692 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:21,693 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-03 04:26:21,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:26:21,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:26:21,739 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,754 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,772 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 04:26:21,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 04:26:21,777 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:21,777 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 04:26:21,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,810 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:26:21,812 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,814 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:21,815 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:26:21,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,815 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,816 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:21,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:21,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:26:21,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:21,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:21,825 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,826 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:21,831 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,832 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:26:21,836 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:26:21,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:26:21,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,882 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-03 04:26:21,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-03 04:26:21,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,912 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:26:21,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:26:21,923 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:26:21,936 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:21,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:26:21,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:26:21,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:21,954 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:21,956 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:21,956 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:21,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:21,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:21,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:21,973 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:21,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:21,977 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,981 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-03 04:26:21,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 04:26:21,983 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:21,983 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-03 04:26:21,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:21,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-03 04:26:21,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,012 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:26:22,013 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:26:22,023 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:26:22,024 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:22,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:26:22,026 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:26:22,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:22,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:22,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:26:22,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:26:22,039 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:22,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:22,041 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:22,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:22,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:22,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:26:22,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:26:22,053 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:22,055 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:22,055 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:22,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,062 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 04:26:22,066 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:22,067 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 04:26:22,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,090 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:26:22,091 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:22,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:26:22,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:26:22,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:22,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:26:22,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:22,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,103 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:22,103 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:22,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,106 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:22,108 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:22,109 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:26:22,114 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:26:22,116 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:22,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:22,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:26:22,129 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 [2021-11-03 04:26:22,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:22,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:22,130 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:22,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,133 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:26:22,138 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:22,139 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:26:22,141 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:26:22,145 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:22,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:22,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:26:22,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:22,202 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:26:22,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:22,212 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:26:23,433 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:26:23,433 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:26:23,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [100, 9, 9] total 115 [2021-11-03 04:26:23,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698257400] [2021-11-03 04:26:23,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2021-11-03 04:26:23,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:26:23,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2021-11-03 04:26:23,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5203, Invalid=9559, Unknown=0, NotChecked=0, Total=14762 [2021-11-03 04:26:23,440 INFO L87 Difference]: Start difference. First operand 131 states and 135 transitions. Second operand has 115 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 115 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:23,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:26:23,599 INFO L93 Difference]: Finished difference Result 171 states and 187 transitions. [2021-11-03 04:26:23,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-11-03 04:26:23,599 INFO L78 Accepts]: Start accepts. Automaton has has 115 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 115 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2021-11-03 04:26:23,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:26:23,600 INFO L225 Difference]: With dead ends: 171 [2021-11-03 04:26:23,600 INFO L226 Difference]: Without dead ends: 140 [2021-11-03 04:26:23,605 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2191 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=5203, Invalid=9559, Unknown=0, NotChecked=0, Total=14762 [2021-11-03 04:26:23,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-11-03 04:26:23,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2021-11-03 04:26:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 1.0359712230215827) internal successors, (144), 139 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:23,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 144 transitions. [2021-11-03 04:26:23,614 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 144 transitions. Word has length 130 [2021-11-03 04:26:23,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:26:23,614 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 144 transitions. [2021-11-03 04:26:23,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 1.1478260869565218) internal successors, (132), 115 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 144 transitions. [2021-11-03 04:26:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-03 04:26:23,617 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:26:23,617 INFO L513 BasicCegarLoop]: trace histogram [99, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:26:23,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-03 04:26:23,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable374,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:26:23,818 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:26:23,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:26:23,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1460962066, now seen corresponding path program 9 times [2021-11-03 04:26:23,818 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:26:23,818 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061437522] [2021-11-03 04:26:23,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:26:23,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:26:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:26:27,594 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-03 04:26:27,594 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:26:27,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061437522] [2021-11-03 04:26:27,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061437522] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:26:27,595 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870334171] [2021-11-03 04:26:27,595 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:26:27,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:26:27,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:26:27,596 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:26:27,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-03 04:26:27,985 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:26:27,986 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:26:27,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 101 conjunts are in the unsatisfiable core [2021-11-03 04:26:27,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:26:28,424 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-03 04:26:28,424 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:26:38,340 INFO L134 CoverageAnalysis]: Checked inductivity of 5118 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-03 04:26:38,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [870334171] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:26:38,340 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1164782082] [2021-11-03 04:26:38,342 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:26:38,342 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:26:38,342 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:26:38,342 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:26:38,342 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:26:38,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,351 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:38,354 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,354 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:26:38,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:38,358 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_20|], 21=[|v_#valid_27|]} [2021-11-03 04:26:38,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:26:38,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:38,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:38,373 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,375 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:26:38,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:38,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:26:38,393 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,398 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,399 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,399 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:26:38,400 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,400 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:26:38,402 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:26:38,410 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,418 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:38,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:38,419 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,420 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,420 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:38,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:26:38,422 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:38,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:38,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:26:38,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:38,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:38,476 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:26:38,484 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,485 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 04:26:38,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,535 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,536 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:38,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:38,538 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,540 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,543 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,546 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,547 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,547 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:38,549 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,550 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:38,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 04:26:38,553 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,558 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 04:26:38,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 04:26:38,565 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,569 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,570 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,571 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:38,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:38,572 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,573 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,574 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:26:38,575 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 04:26:38,576 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,577 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:26:38,578 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,580 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:38,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:26:38,581 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,582 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,582 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,583 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,583 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:26:38,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:26:38,584 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,585 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:38,588 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:26:38,590 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,593 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 04:26:38,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 04:26:38,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-03 04:26:38,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:26:38,680 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:26:38,681 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:26:38,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:38,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:26:38,723 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,774 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 04:26:38,779 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 04:26:38,780 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:38,780 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 04:26:38,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,819 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:26:38,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,822 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:26:38,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:26:38,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,829 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:38,830 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:38,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:26:38,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:38,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:26:38,837 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,838 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:26:38,841 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,841 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:26:38,846 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:26:38,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:26:38,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,875 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-03 04:26:38,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-03 04:26:38,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,907 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:26:38,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:26:38,915 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:26:38,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:38,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:26:38,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:26:38,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:38,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:38,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:38,951 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:38,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:26:38,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:38,962 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:38,962 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:38,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,968 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,972 INFO L180 QuantifierPusher]: treesize reduction 15, result has 91.4 percent of original size [2021-11-03 04:26:38,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 04:26:38,975 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:38,975 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:214, output treesize:159 [2021-11-03 04:26:38,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:38,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-03 04:26:38,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:38,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,002 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:26:39,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:26:39,009 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:26:39,011 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:39,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:26:39,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-03 04:26:39,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:39,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-03 04:26:39,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:39,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:39,031 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:39,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:39,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 20 [2021-11-03 04:26:39,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:39,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:39,041 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:39,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,046 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-11-03 04:26:39,048 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:26:39,048 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:220, output treesize:198 [2021-11-03 04:26:39,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,073 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:26:39,074 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:39,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:26:39,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:26:39,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:26:39,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:26:39,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:39,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:26:39,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:39,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,092 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,093 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:26:39,094 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:39,094 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:26:39,100 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:26:39,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:26:39,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:26:39,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:26:39,112 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 [2021-11-03 04:26:39,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:39,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:26:39,114 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:26:39,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,116 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:26:39,118 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:26:39,118 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:26:39,120 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:26:39,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:39,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:26:39,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:26:39,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:26:39,177 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:26:39,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:26:39,184 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:26:40,392 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:26:40,392 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:26:40,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [101, 101, 101] total 202 [2021-11-03 04:26:40,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688284395] [2021-11-03 04:26:40,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 203 states [2021-11-03 04:26:40,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:26:40,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 203 interpolants. [2021-11-03 04:26:40,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20537, Invalid=23353, Unknown=0, NotChecked=0, Total=43890 [2021-11-03 04:26:40,402 INFO L87 Difference]: Start difference. First operand 140 states and 144 transitions. Second operand has 203 states, 203 states have (on average 1.0541871921182266) internal successors, (214), 202 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:40,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:26:40,804 INFO L93 Difference]: Finished difference Result 280 states and 388 transitions. [2021-11-03 04:26:40,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 202 states. [2021-11-03 04:26:40,805 INFO L78 Accepts]: Start accepts. Automaton has has 203 states, 203 states have (on average 1.0541871921182266) internal successors, (214), 202 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 139 [2021-11-03 04:26:40,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:26:40,807 INFO L225 Difference]: With dead ends: 280 [2021-11-03 04:26:40,807 INFO L226 Difference]: Without dead ends: 241 [2021-11-03 04:26:40,810 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2496 ImplicationChecksByTransitivity, 14.0s TimeCoverageRelationStatistics Valid=20537, Invalid=23353, Unknown=0, NotChecked=0, Total=43890 [2021-11-03 04:26:40,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2021-11-03 04:26:40,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2021-11-03 04:26:40,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 240 states have (on average 1.0208333333333333) internal successors, (245), 240 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:40,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 245 transitions. [2021-11-03 04:26:40,822 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 245 transitions. Word has length 139 [2021-11-03 04:26:40,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:26:40,823 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 245 transitions. [2021-11-03 04:26:40,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 203 states, 203 states have (on average 1.0541871921182266) internal successors, (214), 202 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:26:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 245 transitions. [2021-11-03 04:26:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-03 04:26:40,827 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:26:40,828 INFO L513 BasicCegarLoop]: trace histogram [200, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:26:40,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-03 04:26:41,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable427 [2021-11-03 04:26:41,040 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:26:41,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:26:41,040 INFO L85 PathProgramCache]: Analyzing trace with hash -2051146070, now seen corresponding path program 10 times [2021-11-03 04:26:41,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:26:41,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899802932] [2021-11-03 04:26:41,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:26:41,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:26:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:26:54,422 INFO L134 CoverageAnalysis]: Checked inductivity of 20268 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-03 04:26:54,422 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:26:54,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899802932] [2021-11-03 04:26:54,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899802932] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:26:54,422 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106839059] [2021-11-03 04:26:54,422 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 04:26:54,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:26:54,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:26:54,423 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:26:54,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-03 04:26:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:26:54,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 1424 conjuncts, 202 conjunts are in the unsatisfiable core [2021-11-03 04:26:54,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:26:55,687 INFO L134 CoverageAnalysis]: Checked inductivity of 20268 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-03 04:26:55,687 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:27:34,697 INFO L134 CoverageAnalysis]: Checked inductivity of 20268 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-03 04:27:34,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106839059] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:27:34,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1844441081] [2021-11-03 04:27:34,699 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:27:34,699 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:27:34,699 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:27:34,700 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:27:34,700 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:27:34,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,703 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:27:34,704 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:27:34,705 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:27:34,708 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_21|], 21=[|v_#valid_28|]} [2021-11-03 04:27:34,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:27:34,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:27:34,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:27:34,720 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:34,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:34,722 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:27:34,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:27:34,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:27:34,737 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:34,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:34,744 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:27:34,746 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:27:34,746 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:27:34,747 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:27:34,749 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,750 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:27:34,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:27:34,751 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,752 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,752 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,776 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-11-03 04:27:34,777 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:27:34,777 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,778 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-11-03 04:27:34,780 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-03 04:27:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 112 [2021-11-03 04:27:34,813 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:27:34,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-03 04:27:34,818 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:34,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:34,823 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,827 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-03 04:27:34,829 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:27:34,829 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:174, output treesize:171 [2021-11-03 04:27:34,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:34,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:34,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:34,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:27:34,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:27:34,873 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,879 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,883 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:27:34,885 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:27:34,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 367 [2021-11-03 04:27:34,889 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-03 04:27:34,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-11-03 04:27:34,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,904 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,907 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,908 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,910 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:27:34,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:27:34,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,912 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-03 04:27:34,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-11-03 04:27:34,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,915 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-11-03 04:27:34,917 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,919 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,920 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:27:34,921 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:27:34,921 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,922 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,923 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:27:34,924 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:27:34,924 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:27:34,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 383 [2021-11-03 04:27:34,928 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:34,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:34,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 356 [2021-11-03 04:27:34,936 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 406 [2021-11-03 04:27:34,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:34,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 132 [2021-11-03 04:27:35,026 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:27:35,029 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,030 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-11-03 04:27:35,030 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:27:35,067 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,069 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:27:35,069 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:27:35,070 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,081 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,089 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.5 percent of original size [2021-11-03 04:27:35,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 397 [2021-11-03 04:27:35,094 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:27:35,095 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:475, output treesize:397 [2021-11-03 04:27:35,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,126 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:27:35,128 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:35,128 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,129 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:35,129 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,129 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:27:35,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:27:35,130 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:35,130 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:27:35,132 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:27:35,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:27:35,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:27:35,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:27:35,138 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,139 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:27:35,141 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,141 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:27:35,145 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:27:35,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:27:35,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,168 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-03 04:27:35,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-03 04:27:35,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,194 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:27:35,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:27:35,200 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:27:35,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:35,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:27:35,211 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:27:35,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:27:35,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:27:35,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:27:35,226 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:27:35,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:27:35,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:27:35,239 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,243 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,246 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-03 04:27:35,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:27:35,248 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:27:35,248 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-03 04:27:35,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:27:35,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,273 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:27:35,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:27:35,278 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:27:35,279 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:35,279 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:27:35,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:27:35,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:27:35,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:27:35,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:27:35,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:27:35,294 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:27:35,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:27:35,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:27:35,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:27:35,308 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,314 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 04:27:35,317 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:27:35,318 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 04:27:35,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,334 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:27:35,335 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:35,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:27:35,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:27:35,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:27:35,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:27:35,344 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:27:35,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:27:35,346 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,347 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,348 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:27:35,349 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,349 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:27:35,352 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:27:35,355 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:27:35,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:27:35,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:27:35,362 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 [2021-11-03 04:27:35,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:27:35,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:27:35,363 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,364 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,365 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:27:35,366 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:27:35,366 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:27:35,367 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:27:35,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:27:35,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:27:35,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:27:35,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:27:35,437 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:27:35,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:27:35,443 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:27:37,095 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:27:37,095 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:27:37,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [202, 202, 202] total 404 [2021-11-03 04:27:37,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683424092] [2021-11-03 04:27:37,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 405 states [2021-11-03 04:27:37,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:27:37,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 405 interpolants. [2021-11-03 04:27:37,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81844, Invalid=87488, Unknown=0, NotChecked=0, Total=169332 [2021-11-03 04:27:37,114 INFO L87 Difference]: Start difference. First operand 241 states and 245 transitions. Second operand has 405 states, 405 states have (on average 1.0271604938271606) internal successors, (416), 404 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:27:39,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:27:39,184 INFO L93 Difference]: Finished difference Result 482 states and 691 transitions. [2021-11-03 04:27:39,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 404 states. [2021-11-03 04:27:39,185 INFO L78 Accepts]: Start accepts. Automaton has has 405 states, 405 states have (on average 1.0271604938271606) internal successors, (416), 404 states have internal predecessors, (416), 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 240 [2021-11-03 04:27:39,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:27:39,188 INFO L225 Difference]: With dead ends: 482 [2021-11-03 04:27:39,188 INFO L226 Difference]: Without dead ends: 443 [2021-11-03 04:27:39,196 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 920 GetRequests, 510 SyntacticMatches, 0 SemanticMatches, 410 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5021 ImplicationChecksByTransitivity, 52.5s TimeCoverageRelationStatistics Valid=81844, Invalid=87488, Unknown=0, NotChecked=0, Total=169332 [2021-11-03 04:27:39,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2021-11-03 04:27:39,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 443. [2021-11-03 04:27:39,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 443 states, 442 states have (on average 1.01131221719457) internal successors, (447), 442 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:27:39,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 447 transitions. [2021-11-03 04:27:39,215 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 447 transitions. Word has length 240 [2021-11-03 04:27:39,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:27:39,216 INFO L470 AbstractCegarLoop]: Abstraction has 443 states and 447 transitions. [2021-11-03 04:27:39,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 405 states, 405 states have (on average 1.0271604938271606) internal successors, (416), 404 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:27:39,217 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 447 transitions. [2021-11-03 04:27:39,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2021-11-03 04:27:39,226 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:27:39,227 INFO L513 BasicCegarLoop]: trace histogram [402, 14, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:27:39,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-03 04:27:39,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable480 [2021-11-03 04:27:39,452 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:27:39,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:27:39,452 INFO L85 PathProgramCache]: Analyzing trace with hash -937508950, now seen corresponding path program 11 times [2021-11-03 04:27:39,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:27:39,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840764279] [2021-11-03 04:27:39,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:27:39,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:27:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:28:31,942 INFO L134 CoverageAnalysis]: Checked inductivity of 81171 backedges. 0 proven. 81003 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-03 04:28:31,943 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:28:31,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840764279] [2021-11-03 04:28:31,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840764279] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:28:31,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349807016] [2021-11-03 04:28:31,943 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:28:31,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:28:31,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:28:31,964 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:28:31,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-03 04:28:32,776 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-03 04:28:32,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:28:32,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 04:28:32,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:28:34,650 INFO L134 CoverageAnalysis]: Checked inductivity of 81171 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 81150 trivial. 0 not checked. [2021-11-03 04:28:34,651 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:28:36,308 INFO L134 CoverageAnalysis]: Checked inductivity of 81171 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 81150 trivial. 0 not checked. [2021-11-03 04:28:36,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349807016] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:28:36,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [135628421] [2021-11-03 04:28:36,310 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:28:36,310 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:28:36,311 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:28:36,311 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:28:36,311 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:28:36,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,316 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,316 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:28:36,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:28:36,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:28:36,320 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_29|]} [2021-11-03 04:28:36,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:28:36,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:28:36,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:28:36,332 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,334 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:28:36,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:28:36,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:28:36,354 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,356 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:28:36,357 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,358 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:28:36,372 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:28:36,375 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,376 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:28:36,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:28:36,377 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,378 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,378 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:28:36,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:28:36,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,381 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:28:36,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:28:36,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:28:36,410 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:28:36,413 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,414 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:28:36,414 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,418 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:28:36,422 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,422 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 04:28:36,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,489 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,492 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,497 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:28:36,500 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:28:36,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 04:28:36,504 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 04:28:36,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 04:28:36,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,512 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:28:36,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:28:36,517 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,523 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:28:36,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:28:36,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,526 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:28:36,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 04:28:36,528 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:28:36,531 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,532 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:28:36,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:28:36,534 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,535 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,535 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:28:36,537 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:28:36,537 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,537 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:28:36,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:28:36,541 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,544 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 04:28:36,549 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 04:28:36,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-03 04:28:36,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:28:36,618 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,619 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:28:36,619 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:28:36,649 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:28:36,652 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,652 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:28:36,652 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,664 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,684 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 04:28:36,688 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 04:28:36,689 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:28:36,689 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 04:28:36,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,723 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:28:36,724 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,725 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,725 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:28:36,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:28:36,726 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,727 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:28:36,728 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:28:36,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:28:36,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:28:36,733 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:28:36,734 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,735 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,737 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:28:36,737 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,737 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:28:36,741 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:28:36,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-11-03 04:28:36,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,763 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.6 percent of original size [2021-11-03 04:28:36,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 152 [2021-11-03 04:28:36,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,783 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:28:36,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:28:36,788 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:28:36,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:28:36,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 133 [2021-11-03 04:28:36,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:28:36,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:28:36,823 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:28:36,824 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:28:36,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:28:36,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:28:36,836 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,841 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,844 INFO L180 QuantifierPusher]: treesize reduction 14, result has 92.2 percent of original size [2021-11-03 04:28:36,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-11-03 04:28:36,846 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:28:36,847 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:219, output treesize:165 [2021-11-03 04:28:36,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 159 [2021-11-03 04:28:36,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,867 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:28:36,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:28:36,871 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:28:36,872 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:28:36,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:28:36,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,882 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:28:36,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:28:36,884 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:28:36,900 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:28:36,900 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:28:36,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:28:36,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:28:36,914 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,915 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:28:36,915 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,921 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,923 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 04:28:36,926 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:28:36,926 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 04:28:36,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,949 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:28:36,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:28:36,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:28:36,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:28:36,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:28:36,959 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:28:36,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:28:36,967 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,969 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:28:36,972 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,972 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:28:36,977 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:28:36,980 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:28:36,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:28:36,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:28:36,987 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 [2021-11-03 04:28:36,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:28:36,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:28:36,989 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:36,991 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:36,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:28:36,993 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:28:36,993 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:28:36,995 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:28:36,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-03 04:28:36,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,019 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:28:37,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 199 [2021-11-03 04:28:37,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:28:37,051 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:28:37,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:28:37,058 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:28:39,887 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:28:39,888 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:28:39,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [404, 9, 9] total 419 [2021-11-03 04:28:39,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892020837] [2021-11-03 04:28:39,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 419 states [2021-11-03 04:28:39,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:28:39,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 419 interpolants. [2021-11-03 04:28:39,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81963, Invalid=99087, Unknown=0, NotChecked=0, Total=181050 [2021-11-03 04:28:39,908 INFO L87 Difference]: Start difference. First operand 443 states and 447 transitions. Second operand has 419 states, 419 states have (on average 1.045346062052506) internal successors, (438), 419 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:28:41,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:28:41,713 INFO L93 Difference]: Finished difference Result 507 states and 539 transitions. [2021-11-03 04:28:41,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 419 states. [2021-11-03 04:28:41,714 INFO L78 Accepts]: Start accepts. Automaton has has 419 states, 419 states have (on average 1.045346062052506) internal successors, (438), 419 states have internal predecessors, (438), 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 442 [2021-11-03 04:28:41,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:28:41,718 INFO L225 Difference]: With dead ends: 507 [2021-11-03 04:28:41,718 INFO L226 Difference]: Without dead ends: 468 [2021-11-03 04:28:41,729 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1728 GetRequests, 1304 SyntacticMatches, 0 SemanticMatches, 424 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8575 ImplicationChecksByTransitivity, 55.3s TimeCoverageRelationStatistics Valid=81963, Invalid=99087, Unknown=0, NotChecked=0, Total=181050 [2021-11-03 04:28:41,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-11-03 04:28:41,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 468. [2021-11-03 04:28:41,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 467 states have (on average 1.0107066381156318) internal successors, (472), 467 states have internal predecessors, (472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:28:41,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 472 transitions. [2021-11-03 04:28:41,750 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 472 transitions. Word has length 442 [2021-11-03 04:28:41,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:28:41,751 INFO L470 AbstractCegarLoop]: Abstraction has 468 states and 472 transitions. [2021-11-03 04:28:41,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 419 states, 419 states have (on average 1.045346062052506) internal successors, (438), 419 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:28:41,752 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 472 transitions. [2021-11-03 04:28:41,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-03 04:28:41,761 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:28:41,762 INFO L513 BasicCegarLoop]: trace histogram [403, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:28:41,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-03 04:28:41,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable533 [2021-11-03 04:28:41,976 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:28:41,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:28:41,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1777226898, now seen corresponding path program 12 times [2021-11-03 04:28:41,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:28:41,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104106811] [2021-11-03 04:28:41,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:28:41,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:28:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:29:34,962 INFO L134 CoverageAnalysis]: Checked inductivity of 81826 backedges. 0 proven. 81406 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-03 04:29:34,962 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:29:34,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104106811] [2021-11-03 04:29:34,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104106811] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:29:34,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764727081] [2021-11-03 04:29:34,962 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:29:34,962 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:29:34,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:29:34,963 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:29:34,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-03 04:29:36,074 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:29:36,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:29:36,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 2714 conjuncts, 405 conjunts are in the unsatisfiable core [2021-11-03 04:29:36,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:29:37,263 INFO L134 CoverageAnalysis]: Checked inductivity of 81826 backedges. 0 proven. 81406 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-03 04:29:37,263 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:32:18,697 INFO L134 CoverageAnalysis]: Checked inductivity of 81826 backedges. 0 proven. 81406 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-03 04:32:18,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764727081] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:32:18,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [98722122] [2021-11-03 04:32:18,700 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:32:18,700 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:32:18,701 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:32:18,701 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:32:18,701 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:32:18,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,706 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,707 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:32:18,707 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,708 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:32:18,709 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:32:18,711 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_23|], 21=[|v_#valid_30|]} [2021-11-03 04:32:18,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-03 04:32:18,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:32:18,721 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:32:18,722 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:18,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:18,725 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-03 04:32:18,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,742 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:32:18,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:32:18,743 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:18,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:18,747 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:32:18,750 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:32:18,750 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:180, output treesize:155 [2021-11-03 04:32:18,753 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.4 percent of original size [2021-11-03 04:32:18,755 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,756 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,757 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:32:18,758 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:32:18,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,758 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,759 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:32:18,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:32:18,761 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:32:18,764 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:32:18,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:32:18,789 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:32:18,792 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,792 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:32:18,793 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:18,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:18,797 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2021-11-03 04:32:18,801 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:32:18,801 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:181, output treesize:183 [2021-11-03 04:32:18,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:18,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:18,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:18,826 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,834 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,836 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,840 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:32:18,841 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:32:18,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 377 [2021-11-03 04:32:18,844 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,845 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 358 [2021-11-03 04:32:18,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 359 [2021-11-03 04:32:18,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,849 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:32:18,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:32:18,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:32:18,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:32:18,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,859 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:32:18,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-03 04:32:18,862 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-03 04:32:18,865 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,865 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,866 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:32:18,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:32:18,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,869 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,872 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:32:18,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-11-03 04:32:18,874 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,875 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:32:18,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:32:18,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:18,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 366 [2021-11-03 04:32:18,886 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 416 [2021-11-03 04:32:18,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 137 [2021-11-03 04:32:18,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:32:18,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:18,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-03 04:32:18,972 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:18,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:18,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:19,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:19,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 117 [2021-11-03 04:32:19,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:32:19,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-11-03 04:32:19,012 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,029 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,038 INFO L180 QuantifierPusher]: treesize reduction 82, result has 82.8 percent of original size [2021-11-03 04:32:19,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 407 [2021-11-03 04:32:19,043 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:32:19,043 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:485, output treesize:407 [2021-11-03 04:32:19,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,076 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.7 percent of original size [2021-11-03 04:32:19,077 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:19,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,078 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:19,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-03 04:32:19,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-11-03 04:32:19,079 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:19,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:32:19,081 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:32:19,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-03 04:32:19,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:32:19,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,086 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-03 04:32:19,086 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,088 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-03 04:32:19,091 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,091 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:58, output treesize:60 [2021-11-03 04:32:19,095 INFO L180 QuantifierPusher]: treesize reduction 37, result has 61.5 percent of original size [2021-11-03 04:32:19,096 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-03 04:32:19,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,118 INFO L180 QuantifierPusher]: treesize reduction 4, result has 97.5 percent of original size [2021-11-03 04:32:19,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:32:19,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,143 INFO L180 QuantifierPusher]: treesize reduction 30, result has 67.0 percent of original size [2021-11-03 04:32:19,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-11-03 04:32:19,149 INFO L180 QuantifierPusher]: treesize reduction 34, result has 80.2 percent of original size [2021-11-03 04:32:19,156 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:19,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-03 04:32:19,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-11-03 04:32:19,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:19,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:32:19,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:32:19,173 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:32:19,174 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:19,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2021-11-03 04:32:19,183 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:32:19,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,185 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:32:19,185 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,190 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,193 INFO L180 QuantifierPusher]: treesize reduction 16, result has 90.6 percent of original size [2021-11-03 04:32:19,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:32:19,195 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:32:19,195 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:211, output treesize:155 [2021-11-03 04:32:19,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,201 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-11-03 04:32:19,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,221 INFO L180 QuantifierPusher]: treesize reduction 30, result has 69.7 percent of original size [2021-11-03 04:32:19,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-11-03 04:32:19,229 INFO L180 QuantifierPusher]: treesize reduction 37, result has 78.7 percent of original size [2021-11-03 04:32:19,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:19,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-03 04:32:19,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-11-03 04:32:19,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:19,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:19,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:32:19,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:32:19,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:32:19,243 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,243 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:32:19,244 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:19,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:19,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-03 04:32:19,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2021-11-03 04:32:19,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:32:19,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:32:19,253 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,259 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,261 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 216 [2021-11-03 04:32:19,264 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:32:19,264 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:238, output treesize:216 [2021-11-03 04:32:19,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,287 INFO L180 QuantifierPusher]: treesize reduction 30, result has 78.9 percent of original size [2021-11-03 04:32:19,288 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:19,288 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:32:19,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-11-03 04:32:19,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:32:19,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2021-11-03 04:32:19,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:32:19,298 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-03 04:32:19,298 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,301 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,302 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-11-03 04:32:19,304 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,304 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:106, output treesize:102 [2021-11-03 04:32:19,309 INFO L180 QuantifierPusher]: treesize reduction 34, result has 77.2 percent of original size [2021-11-03 04:32:19,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:32:19,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,311 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-11-03 04:32:19,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-03 04:32:19,320 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 [2021-11-03 04:32:19,320 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:32:19,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-11-03 04:32:19,321 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,324 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-11-03 04:32:19,326 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:32:19,326 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:85, output treesize:81 [2021-11-03 04:32:19,328 INFO L180 QuantifierPusher]: treesize reduction 3, result has 96.7 percent of original size [2021-11-03 04:32:19,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:32:19,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:32:19,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-03 04:32:19,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:32:19,383 INFO L180 QuantifierPusher]: treesize reduction 30, result has 72.7 percent of original size [2021-11-03 04:32:19,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-11-03 04:32:19,391 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:32:22,257 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:32:22,257 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:32:22,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [405, 405, 405] total 810 [2021-11-03 04:32:22,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062677145] [2021-11-03 04:32:22,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 811 states [2021-11-03 04:32:22,259 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:32:22,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 811 interpolants. [2021-11-03 04:32:22,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=328489, Invalid=339817, Unknown=0, NotChecked=0, Total=668306 [2021-11-03 04:32:22,336 INFO L87 Difference]: Start difference. First operand 468 states and 472 transitions. Second operand has 811 states, 811 states have (on average 1.0135635018495683) internal successors, (822), 810 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:32:39,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:32:39,562 INFO L93 Difference]: Finished difference Result 936 states and 1348 transitions. [2021-11-03 04:32:39,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 810 states. [2021-11-03 04:32:39,563 INFO L78 Accepts]: Start accepts. Automaton has has 811 states, 811 states have (on average 1.0135635018495683) internal successors, (822), 810 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 467 [2021-11-03 04:32:39,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:32:39,568 INFO L225 Difference]: With dead ends: 936 [2021-11-03 04:32:39,569 INFO L226 Difference]: Without dead ends: 873 [2021-11-03 04:32:39,693 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1804 GetRequests, 988 SyntacticMatches, 0 SemanticMatches, 816 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10096 ImplicationChecksByTransitivity, 214.1s TimeCoverageRelationStatistics Valid=328489, Invalid=339817, Unknown=0, NotChecked=0, Total=668306 [2021-11-03 04:32:39,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2021-11-03 04:32:39,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 873. [2021-11-03 04:32:39,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 873 states, 872 states have (on average 1.0057339449541285) internal successors, (877), 872 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:32:39,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 873 states and 877 transitions. [2021-11-03 04:32:39,734 INFO L78 Accepts]: Start accepts. Automaton has 873 states and 877 transitions. Word has length 467 [2021-11-03 04:32:39,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:32:39,735 INFO L470 AbstractCegarLoop]: Abstraction has 873 states and 877 transitions. [2021-11-03 04:32:39,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 811 states, 811 states have (on average 1.0135635018495683) internal successors, (822), 810 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:32:39,736 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 877 transitions. [2021-11-03 04:32:39,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2021-11-03 04:32:39,749 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:32:39,749 INFO L513 BasicCegarLoop]: trace histogram [808, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:32:39,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-03 04:32:39,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable586 [2021-11-03 04:32:39,959 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:32:39,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:32:39,960 INFO L85 PathProgramCache]: Analyzing trace with hash -924274646, now seen corresponding path program 13 times [2021-11-03 04:32:39,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:32:39,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339630248] [2021-11-03 04:32:39,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:32:39,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:32:43,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:36:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 327256 backedges. 0 proven. 326836 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-03 04:36:20,769 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:36:20,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339630248] [2021-11-03 04:36:20,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339630248] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:36:20,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881750151] [2021-11-03 04:36:20,770 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-03 04:36:20,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:36:20,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:36:20,771 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:36:20,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e844134-3e90-4729-9b7b-a6d7886e563d/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-03 04:36:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:36:22,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 5144 conjuncts, 810 conjunts are in the unsatisfiable core [2021-11-03 04:36:22,625 INFO L286 TraceCheckSpWp]: Computing forward predicates...